Yamaha RX10K Page 290 Supplementary Service Manual Download

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5-23

VALVES AND VALVE SPRINGS

ENG

NOTE:

REMOVAL

Before removing the internal parts of the cylin-
der head (e.g., valves, valve springs, valve
seats), make sure that the valves properly seal.

1. Remove:

Valve lifter

Valve pad

Make a note of the position of each valve lifter
and valve pad so that they can be reinstalled in
their original place.

2. Inspect:

Valve sealing
Leakage at the valve seat

Inspect the

valve face, valve seat, and valve seat width.

Inspection steps:

Pour a clean solvent

into the intake and ex-

haust ports.

Check that the valves properly seal.

There should be to leakage at the valve seat

3. Remove:

Valve cotters

Remove the valve cotters by compressing the
valve spring with the valve spring compressor

and attachment

Summary of Contents for RX10K

Page 1: ...SUPPLEMENTARY SERVICE MANUAL LIT 12618 02 39 ...

Page 2: ...K RX10RSK RXW10K RXW10SK RX10MK RX10MSK SUPPLEMENTARY SERVICE MANUAL 2004 by Yamaha Motor Corporation U S A 1st Edition April 2004 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation U S A is expressly prohibited Printed in U S A P N LIT 12618 02 39 HOW TO USE THIS MANUAL Particularly important information is distin guished in this manu...

Page 3: ... Electrical 9 Specifications Illustrated symbols 10 to 16 are used to identify the specifications which appear 10 Filling fluid 11 Lubricant 12 Tightening 13 Wear limit clearance 14 Engine speed 15 Special tool 16 Ω V A Illustrated symbols 17 to 25 in the exploded dia gram indicate grade of lubricant and location of lubrication point 17 Apply locking agent LOCTITE 18 Apply Yamabond No 5 19 Apply e...

Page 4: ... 5 4 INSP ADJ GENERAL INFORMATION PERIODIC INSPECTIONS AND ADJUSTMENTS POWER TRAIN ENGINE COOLING SYSTEM ELECTRICAL SPECIFICATIONS GEN INFO 2 3 POWR TR ENG COOL ELEC SPEC CHASSIS CHAS 7 CARBURETION CARB INDEX ...

Page 5: ...LLATION 25 BRAKE 27 BRAKE PAD REPLACEMENT 28 BRAKE CALIPER DISASSEMBLY 31 BRAKE CALIPER INSPECTION AND REPAIR 31 BRAKE CALIPER ASSEMBLY 32 BRAKE CALIPER INSTALLATION 32 SLIDE RAIL SUSPENSION 33 RX10K RX10RK RX10RSK 33 RX10MK RX10MSK 37 INSPECTION 41 FRONT AXLE AND TRACK 43 INSTALLATION 43 CHAPTER 5 ENGINE SEAT AND FUEL TANK 44 EXHAUST PIPE AND MUFFLER 45 CHAPTER 6 COOLING SYSTEM HEAT EXCHANGER 46 ...

Page 6: ...the defective parts AIR BLEEDING HYDRAULIC BRAKE SYSTEM Bleed the brake system in the following cases SThe system has been disassembled SA brake hose is loosened or removed SThe brake fluid has been very low SBrake operation is faulty If the brake system is not properly bled a loss of braking performance may occur 1 Bleed SBrake system Air bleeding steps SFill the brake master cylinder reservoir w...

Page 7: ...t has been reached then release the lever SRepeat steps a to d until all of the air bubbles have disappeared from the fluid STighten the bleed screws Bleed screw 6 Nm 0 6 mSkg 4 3 ftSlb If bleeding is difficult it may be necessary to let the brake fluid settle for a few hours Repeat the bleeding procedure when the tiny bubbles in the system have disappeared SAdd brake fluid to the proper level Ref...

Page 8: ...l the specified amount is obtained Track deflection More than specified Less than specified Left adjuster Turn in Turn out Right adjuster Turn in Turn out The adjusters should be turned an equal amount SRecheck the alignment and deflection If necessary repeat steps a to c until the specified amount is obtained STighten the rear axle nut Nut rear axle 75 Nm 7 5 mSkg 54 ftSlb SLIDE RUNNER INSPECTION...

Page 9: ...bles Recommended lubricant ESSO Beacon 325 Grease Apply a dab of grease onto only the end of the cables Do not grease the throttle cables They could freeze and cause a loss of con trol Front and rear suspension 1 Use a grease gun to inject grease into the nipples 1 2 Apply grease 2 Recommended lubricant Esso Beacon 325 Grease or Aeroshell Grease 7A A Front B Rear RX10MK RX10MSK ...

Page 10: ... mm 2 75 kg mm 29 4 Nm 3 00 kg mm z Spring rate 2 50 kg mm 140 lb in z 2 75 kg mm 154 lb in 3 00 kg mm 168 lb in z Wire diameter 5 8 mm 0 228 in z z 6 0 mm 0 236 in z Outside diameter 59 5 mm 2 34 in z z z z Weight ID 8FA 17605 10 8FA00 z z z z Weight rivet OUT Steel 17 2 with hole Steel 13 3 Steel 13 3 with hole Aluminum 13 3 with hole None rivet IN Steel 17 2 Steel 13 3 Steel 13 3 with hole Stee...

Page 11: ...g mm z z z z Spring rate 3 25 kg mm 182 lb in z z z z Wire diameter 6 2 mm 0 244 in z z z z Outside diameter 59 5 mm 2 34 in z z z z Weight ID 8FA 17605 10 8FA00 z 8BU 17605 20 8BU10 z z Weight rivet OUT Steel 17 2 with hole Steel 13 3 Steel 13 3 Steel 13 3 Aluminum 10 3 Weight rivet IN Steel 17 2 Steel 13 3 with hole Steel 13 3 Aluminum 10 3 Aluminum 10 3 Weight bushing VESPEL TP 8549 z z z z Rol...

Page 12: ...8 teeth 1 90 68 links 1 81 68 links 1 73 68 links 1 65 70 links 1 58 70 links 39 teeth 2 05 68 links 1 95 68 links 1 86 68 links 1 77 70 links 1 70 70 links 1 63 70 links 40 teeth 2 11 68 links 2 00 68 links 1 91 70 links 1 82 70 links 1 74 70 links 1 67 70 links 3 Secondary sheave spring Part no Spring rate NSmm rad kgSmm rad Preload N mm kg mm lb in Color Wire gauge mm in No of coils Free length...

Page 13: ...o Cam angle Identification mark Standard Quicker upshifting during acceleration 8FA 17604 00 51 43_ 8BVFA RX10K RX10RK RX10RSK RXW10K RXW10SK 8BV 17604 71 47_ 8BV71 8BV 17604 51 45_ 8BV51 RX10MK RX10MSK Quicker 8BV 17604 31 43_ 8BV31 Quicker backshifting 8BV 17604 11 41_ 8BV11 g under load 8BV 17604 91 39_ 8BV91 ...

Page 14: ...5 8 0 228 59 5 2 34 5 25 91 2 3 59 90501 582L7 24 5 2 50 392 40 Yellow Green Yellow 5 8 0 228 59 5 2 34 4 92 89 4 3 52 90501 583L0 19 6 2 00 441 45 Blue White Blue 5 8 0 228 59 5 2 34 5 65 95 9 3 78 90501 583L1 22 1 2 25 441 45 White White White 5 8 0 228 59 5 2 34 5 25 93 4 3 68 90501 583L4 22 1 2 25 343 35 White Silver White 5 8 0 228 59 5 2 34 5 25 89 0 3 50 90501 583L5 22 1 2 25 294 30 White P...

Page 15: ... oz without bush and rivets Shape ID mark Standard 8BU 17605 20 45 41 1 60 RX10MK RX10MSK 8DG 17605 00 34 26 1 209 8DJ 17605 00 37 77 1 333 8DN 17605 10 39 76 1 40 8EK 17605 00 39 00 1 376 8ES 17605 00 54 6 1 93 8FA 17605 10 63 8 2 25 RX10K RX10RK RX10RSK RXW10K RXW10SK ...

Page 16: ... 028 with hole IN RX10MK RX10MSK OUT RX10MK RX10MSK Decreased None Decreased Force 9 Rollers I D 9 mm 0 354 in Roller with bushing part number Outside diameter mm in Bushing type P N Identification mark Width Standard Effects 8FG 17624 00 14 5 0 57 VESPEL TP 8549 90386 09001 Grooved Machined 14 6 mm Increased force 8FG 17624 10 15 0 0 59 VESPEL TP 8549 90386 09001 Grooved 14 6 mm 8FG 17624 20 15 6...

Page 17: ...x Length 250 mm 258 mm 260 mm g 9 84 in 10 16 in 10 24 in RX10MK RX10MSK Spring seat Standard p g distance Shorter z Longer Preload Harder z Softer Min Max Length 213 mm 223 mm 223 mm g 8 39 in 8 78 in 8 78 in Be sure that the left and right spring pre loads are the same This shock absorber contains highly pres surized nitrogen gas Do not tamper with or attempt to open the shock absorber assembly ...

Page 18: ...ng character istics of the machine Adjustment steps SLoosen the stopper band nut 1 SThe position of the hole of a X e or f is changed and the tension of a stopper band is adjusted Rength RX10K RX10RK RX10RSK z RX10MK RX10MSK z Longer Shorter Maximum Minimum Effects Less weight More weight on skis on skis More weight Less weight transfer transfer STighten the stopper band nut Stopper band nut 4 Nm ...

Page 19: ...uld cause it to explode STurn the adjusting ring 1 to the proper posi tion Spring adjuster position 1 2 3 4 5 6 7 Preload Softer z Harder Standard 4 SChanging the stopper ring 2 to the proper position Spring adjuster position 1 2 3 Preload Softer z Harder Standard 1 Damping RX10K RX10RK RX10RSK Never go beyond the maximum or minimum adjustment positions 1 Adjust SDamping Adjustment step S Turn the...

Page 20: ...H Preload Soft Medium Hard Rear Standard M Control rod RX10K RX10RK RX10RSK 1 Adjust SControl rod stroke a Adjustment steps SLoosen the locknut 1 SCheck the adjusting rod length using the scale on the special wrench 2 included in the own er s tool kit STurn the adjusting rod 3 in direction a or b to adjust the control rod stroke Adjusting position MIN STD MAX Effect Decrease pitching Increase weig...

Page 21: ...justment steps SLoosen the lock nut 1 STurn the adjusting nut 2 in or out to adjust the control rod stroke Adjusting position 1 2 3 Effect Increase weight transfer Decrease pitching Standard 2 Never adjust the control rods beyond the maximum range indicated on the rods with red paint 3 SWhile holding the adjusting bolt securely tight en the locknut 1 Locknut 25 Nm 2 5 mSkg 18 ftSlb ...

Page 22: ...Brake switch coupler Headlight beam switch coupler Grip warmer lead coupler Grip warmer switch lead coupler Throttle cable holder Throttle cable Brake lever holder 1 3 1 1 1 1 1 4 1 1 1 1 Remove the parts in the order listed below Disconnect Disconnect Disconnect Disconnect Disconnect Disconnect Disconnect A 10 Nm 1 0 mSkg 7 2 ftSlb 15 Nm 1 5 mSkg 11ftSlb B STEERING CHAS CHASSIS STEERING RX10MK RX...

Page 23: ...dlebar holder upper Cable holder Handlebar Handlebar holder lower Handlebar joint 1 2 1 1 1 1 After installing all parts refer to CABLE ROUTING in CHAPTER 9 to check the cable lead and hose routings For installation reverse the removal procedure NOTE A 10 Nm 1 0 mSkg 7 2 ftSlb 15 Nm 1 5 mSkg 11ftSlb B ...

Page 24: ...i stopper Ski 1 1 1 1 2 1 1 Remove the parts in the order listed below For installation reverse the removal procedure A 19 Nm 1 9 mSkg 14 ftSlb 17 Nm 1 7 mSkg 12 ftSlb 11 Nm 1 1 mSkg 8 0 ftSlb 48 Nm 4 8 mSkg 35 ftSlb B C D ESSO beacon 325 grease or Aeroshell grease 7A 1 SKI CHAS SKI RX10K RX10RK RX10RSK ...

Page 25: ... Nut Collar Ski stopper Ski 1 1 1 1 2 1 1 Remove the parts in the order listed below For installation reverse the removal procedure A 19 Nm 1 9 mSkg 14 ftSlb 17 Nm 1 7 mSkg 12 ftSlb 11 Nm 1 1 mSkg 8 0 ftSlb 48 Nm 4 8 mSkg 35 ftSlb B C D ESSO beacon 325 grease or Aeroshell grease 7A 1 RX10MK RX10MSK ...

Page 26: ...r Drive sprocket Collar Drive chain Driven sprocket Collar Drive chain housing 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Remove the parts in the order listed below Refer to BRAKE Refer to BRAKE Loosen Drain For installation reverse the removal procedure A 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 48 Nm 4 8 mSkg 35 ftSlb 90 Nm 9 0 mSkg 65 ftSlb B C D 6 Nm 0 6 mSkg 4 3 ftSlb E DRIVE CHAIN HOUSING POWR TR PO...

Page 27: ...aking sure that there are no gaps C1 C2 C3 Be sure to install the spacers in their original positions otherwise the brake disc and jackshaft will stick D 0 2 X 0 7 mm 0 008 X 0 028 in ESSO beacon 325 grease or Aeroshell grease 7A For the jackshaft and drive chain housing instal lation refer to SECONDARYSHAFT 2 Fill SDrive chain housing oil Refer to DRIVE CHAIN in CHAPTER 2 3 Adjust SDrive chain sl...

Page 28: ...r assembly Lever Drain bolt Collar Drive chain housing cover Lever rod Washer Counter gear Spring 1 1 1 1 4 1 1 1 1 1 1 1 1 1 1 Remove the parts in the order listed below Refer to BRAKE Refer to BRAKE Loosen Disconnect the gear position switch leads Drain A 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 48 Nm 4 8 mSkg 35 ftSlb 90 Nm 9 0 mSkg 65 ftSlb B C D 10 Nm 1 0 mSkg 7 2 ftSlb E 6 Nm 0 6 mSkg...

Page 29: ...iven gear Washer Forward driven sprocket Collar Reverse drive gear Drive sprocket Drive chain Collar Washer Plate Shaft Drive chain housing 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 For installation reverse the removal procedure A 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 48 Nm 4 8 mSkg 35 ftSlb 90 Nm 9 0 mSkg 65 ftSlb B C D 10 Nm 1 0 mSkg 7 2 ftSlb E 6 Nm 0 6 mSkg 4 3 ftSlb F ...

Page 30: ...sure to install the spacers in their origi nal positions otherwise the brake disc and jackshaft will stick D 0 2 X 0 7 mm 0 008 X 0 028 in ESSO beacon 325 grease or Aeroshell grease 7A For the jackshaft and drive chain housing instal lation refer to SECONDARYSHAFT 2 Install SLever rod 1 3 Adjust SLever rod length a Adjustment steps SLoosen the locknuts 2 STurn the lever rod 1 in or out until the s...

Page 31: ...position SLoosen the locknuts 2 STurn the shift rod 1 so that shift rod free play is 0 mm in direction where a can be short ened appropriately and then turn back the shift rod 1 4 turns STighten the locknuts 6 Fill SDrive chain housing oil Refer to DRIVE CHAIN in CHAPTER 2 7 Adjust SDrive chain slack Refer to DRIVE CHAIN in CHAPTER 2 ...

Page 32: ...ake pad removal Cap bolt Retaining pin Pad spring Brake pad Brake caliper assembly 1 1 1 2 1 Remove the parts in the order listed below For installation reverse the removal procedure A 6 Nm 0 6 mSkg 4 3 ftSlb B 48 Nm 4 8 mSkg 35 ftSlb BRAKE POWR TR BRAKE ...

Page 33: ...ise dam age may occur SDo not disconnect any hydraulic connec tion otherwise the entire system must be disassembled drained cleaned and then properly filled and bled after reassembly BRAKE PAD REPLACEMENT It is not necessary to disassemble the brake cal iper and brake hose in order to replace the brake pads 1 Remove SBrake pads 1 SDo not depress the brake lever when the cali per or disc is off the...

Page 34: ...e caliper bleed screw and push the pistons into the caliper with your finger STighten the caliper bleed screw 2 Bleed screw 6 Nm 0 6 mSkg 4 3 ftSlb SInstall the brake pads and pad spring 3 Inspect SBrake fluid level Refer to BRAKE FLUID LEVEL INSPEC TION in CHAPTER 2 4 Check SBrake lever operation A soft or spongy feeling Bleed brake sys tem Refer to AIR BLEEDING HYDRAULIC BRAKE SYSTEM in CHAPTER ...

Page 35: ...er assembly Parking brake cable Spring Lever Parking brake assembly Collar 1 1 1 1 1 1 1 Remove the parts in the order listed below Drain For installation reverse the removal procedure 30 Nm 3 0 mSkg 22 ftSlb 48 Nm 4 8 mSkg 35 ftSlb A B 1 2 3 4 5 6 7 13 Nm 1 3 mSkg 9 4 ftSlb C 16 Nm 1 6 mSkg 12 ftSlb D BRAKE POWR TR ...

Page 36: ...rom the caliper body SRemove the piston seals and reinstall the piston SRepeat the previous steps to force out the right piston from the caliper body SNever try to pry out the pistons SDo not loosen the retaining pin 3 BRAKE CALIPER INSPECTION AND REPAIR Recommended brake component replacement schedule Brake pads As required Piston seals and dust seals Every two years Brake hose Every two years Br...

Page 37: ...n seals and dust seals whenever a caliper is disassembled BRAKE CALIPER ASSEMBLY SAll internal parts should be cleaned only with new brake fluid SInternal parts should be lubricated with brake fluid when installed Recommended brake fluid DOT 4 SReplace the piston seals and dust seals whenever a caliper is disassembled BRAKE CALIPER INSTALLATION 1 Install SBrake hose 1 When installing the brake hos...

Page 38: ...oval Rear axle nut Tension adjuster Slide rail suspension Collar 1 2 Remove the parts in the order listed below Loosen Loosen For installation reverse the removal procedure 72 Nm 7 2 mSkg 52 ftSlb A SLIDE RAIL SUSPENSION POWR TR SLIDE RAIL SUSPENSION RX10K RX10RK RX10RSK ...

Page 39: ...pension disassembly Shock absorber adjuster assembly Stopper band Shaft Rubber collar Shock absorber Spacer Collar Oil seal Bearing Control rod assembly Spacer Collar Oil seal Bearing 1 1 1 2 1 2 2 4 2 1 2 2 4 2 Remove the parts in the order listed below 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...

Page 40: ...ushing Collar Sliding runner Suspension wheel Suspension wheel bracket Shaft Collar Front pivot arm bracket Bushing Collar Shaft Rear pivot arm Circlip Guide wheel Bushing Shaft Rear pivot arm bracket 1 4 2 2 6 6 1 1 2 4 2 1 1 2 2 2 1 1 19 20 21 22 23 24 25 26 27 28 29 18 17 16 15 30 31 32 ...

Page 41: ...36 SLIDE RAIL SUSPENSION POWR TR Order Job name Part name Q ty Remarks Guide wheel Collar Tension adjuster Rear axle shaft 3 4 2 1 For assembly reverse the disassembly procedure 36 35 34 33 ...

Page 42: ...suspension removal Rear axle nut Tension adjuster Slide rail suspension Collar 1 2 Remove the parts in the order listed below Loosen Loosen For installation reverse the removal procedure 72 Nm 7 2 mSkg 52 ftSlb A SLIDE RAIL SUSPENSION POWR TR RX10MK RX10MSK ...

Page 43: ...sembly Stopper band Shaft Rubber collar Front shock absorber Collar Bushing Front pivot arm Shaft Bushing Collar Suspension wheel assembly Shaft Suspension bracket Bushing Bracket Collar 2 1 3 1 2 4 1 1 2 2 2 1 1 2 1 2 Remove the parts in the order listed below 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ...

Page 44: ...heel Hook assembly Rear shock absorber Collar Reay rod Collar Bushing Shaft Collar Bushing Braket Collar Guide wheel Spacer Rear spring Shaft Bushing Rear pivot arm protector Rear pivot arm 2 2 1 2 2 4 4 1 2 2 1 2 2 2 2 1 2 2 1 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 17 34 35 ...

Page 45: ...me Q ty Remarks Circlip Hook Control rod assembly Shaft Pivot shaft Suspension wheel Suspension bracket Guide wheel Rear axle shaft Collar Tension adjuster 2 2 1 1 1 2 2 3 1 4 2 For assembly reverse the disassenbly procedure 36 37 38 39 40 41 42 43 44 45 46 ...

Page 46: ...2 Inspect SStopper band 1 Frayed damage Replace SRelay rod 2 RX10MK RX10MSK Bends damage Replace SShock absorber 3 Oil leaks damage Replace SBushings Wear cracks damage Replace SFront pivot arm 4 SRear pivot arm 5 SSuspension wheel bracket 6 SSliding frame 7 Cracks damage Replace SSlide runner 8 Wear damage Replace A RX10K RX10RK RX10RSK B RX10MK RX10MSK ...

Page 47: ...098P 2 0 196 Control rod 1 parts number Control rod 2 parts number Washer plate parts number Washer plate thickness mm in parts number parts number Upper Lower 8FU 4745A 00 RX10K RX10RK RX10RSK 8FU 4745B 00 90202 16229 2 5 0 098 8FU 47384 00 7 5 0 300 Control rod 1 parts number Stopper control 1 parts number Washer plate parts number Washer plate thickness mm in parts number parts number Upper Low...

Page 48: ...nto the front axle align the lugs on each sprocket wheel SPosition each sprocket wheel on the axle as shown in the illustration A RX10K RX10RK RX10RSK B RX10MK RX10MSK 2 Place the track in the chassis For track with a direction of rotation mark a Install the track with the mark pointing in the direction of track rotation A RX10K RX10RK RX10RSK B RX10MK RX10MSK ...

Page 49: ...k removal Muffler end pipe Rear cover Muffler side cover Tail brake light cover Seat Fuel tank cover Side cover Fuel tank 2 1 2 1 1 1 2 1 Remove the parts in the order listed below For installation reverse the removal procedure SEAT AND FUEL TANK ENG ENGINE SEAT AND FUEL TANK ...

Page 50: ...rotector Muffler Exhaust pipe Gasket Band 1 1 2 2 2 Remove the parts in the order listed below Refer to SLIDE RAIL SUSPENSION in CHAPTER 4 Refer to SEAT AND FUEL TANK For installation reverse the removal procedure Refer to FRONT AXLE AND TRACK in CHAPTER 4 A 20 Nm 2 0 mSkg 14 ftSlb 25 Nm 2 5 mSkg 18 ftSlb B 16 Nm 1 6 mSkg 12 ftSlb C 11 Nm 1 1 mSkg 8 ftSlb D EXHAUST PIPE AND MUFFLER ...

Page 51: ... right Coolant hose 2 Heat exchanger rear Coolant hose 3 Heat exchanger left Coolant hose 4 Heat exchanger front Coolant hose 5 Water pump assembly Coolant hose 6 1 1 1 1 1 1 1 1 1 1 1 1 Remove the parts in the order listed below Drain Refer to COOLING SYSTEM in CHAPTER 2 Refer to PRIMARY SHEAVE AND DRIVE V VELT in CHAPTER 4 A 35 Nm 3 5 mSkg 25 ftSlb COOLING SYSTEM HEAT EXCHANGER RX10MK RX10MSK ...

Page 52: ...olant hose 7 Coolant hose 8 Thermostat assembly Coolant hose 9 Coolant hose 10 Oil cooler outlet hose Oil cooler Oil cooler inlet hose Pipe 3 Water pump hose Carburetor heater hose Coolant cock 1 Carburetor heater hose 1 Heat exchanger hose O ring 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 A 35 Nm 3 5 mSkg 25 ftSlb HEAT EXCHANGER COOL ...

Page 53: ...48 HEAT EXCHANGER COOL Order Job name Part name Q ty Remarks 30 31 Coolant hose 11 Coolant hose 12 1 1 For installation reverse the removal procedure A 35 Nm 3 5 mSkg 25 ftSlb ...

Page 54: ...XW10K RX10MK 1 150 mm 45 3 in RX10RSK RXW10SK RX10MSK Weight Dry weight 247 kg 545 0 lb RX10K 254 kg 560 1 lb RX10RK RX10RSK 264 kg 582 1 lb RXW10K RXW10SK 263 kg 579 9 lb RX10MK RX10MSK Minimum turning radius Clockwise Counterclockwise 3 9 m 12 8 ft RX10K RX10RK RX10RSK 4 2 m 13 8 ft RXW10K RXW10SK 4 3 m 14 1 ft RX10MK RX10RSK 3 9 m 12 8 ft RX10K RX10RK RX10RSK 4 2 m 13 8 ft RXW10K RXW10SK 4 3 m ...

Page 55: ...ine Pump Octane 88 or higher Research Octane 93 or higher for Europe 39 4 L 8 62 lmp gal 10 4 US gal Carburetors Type Quantity Manufacture BSR37 4 MIKUNI Spark plug Type Manufacture Gap NGK R CR9E NGK 0 7 X 0 8 mm 0 028 X 0 031 in Primary reduction Primary reduction system Primary reduction ratio Spur gear 1 19 37 31 Transmission Primary reduction system Primary reduction ratio Clutch type Seconda...

Page 56: ...0RSK 944 mm 37 2 in RXW10K RXW10SK 1 068 mm 42 0 in RX10MK RX10MSK 25 X 30 mm 0 98 X 1 18 in RXW10K RXW10SK 30 X 35 mm 1 18 X 1 38 in RX10K RX10RK RX10RSK RX10MK RX10MSK Brake Brake type Operation method Caliper type disc brake handlebar left hand operated Electrical Ignition system Generator system DC CDI MITSUBISHI A C magneto Bulb wattage Quantity Headlight Tail Brake light Meter light High bea...

Page 57: ...ft journal diameter Camshaft journal to camshaft cap clearance Camshaft dimensions Intake A Limit B Limit Exhaust A Limit B Limit Camshaft runout Chain drive left 24 500 X 24 521 mm 0 9646 X 0 9654 in 24 459 X 24 472 mm 0 9630 X 0 9635 in 0 028 X 0 062 mm 0 0011 X 0 0024 in 32 50 X 32 60 mm 1 2795 X 1 2835 in 32 40 mm 1 2756 in 24 95 X 25 05 mm 0 9823 X 0 9862 in 24 85 mm 0 9783 in 32 95 X 33 05 m...

Page 58: ...mit Valve seat width Intake Exhaust 22 9 X 23 1 mm 0 9016 X 0 9094 in 24 4 X 24 6 mm 0 9606 X 0 9685 in 1 76 X 2 90 mm 0 0693 X 0 1142 in 1 76 X 2 90 mm 0 0693 X 0 1142 in 0 9 X 1 1 mm 0 035 X 0 043 in 0 9 X 1 1 mm 0 035 X 0 043 in 0 5 X 0 9 mm 0 020 X 0 035 in 0 5 X 0 9 mm 0 020 X 0 035 in 3 975 X 3 990 mm 0 1565 X 0 1571 in 3 945 mm 0 1553 in 4 465 X 4 480 mm 0 1758 X 0 1764 in 4 43 mm 0 1744 in...

Page 59: ...e Clockwise Valve lifter Valve lifter outside diameter Intake Limit Exhaust Limit Valve lifter hole inside diameter Intake Limit Exhaust Limit 19 982 X 19 988 mm 0 7867 X 0 7869 in 19 957 mm 0 7857 in 22 482 X 22 488 mm 0 8851 X 0 8854 in 22 457 mm 0 8841 in 20 000 X 20 018 mm 0 7874 X 0 7881 in 20 048 mm 0 7893 in 22 500 X 22 518 mm 0 8858 X 0 8865 in 22 548 mm 0 8877 in Piston Piston size D Meas...

Page 60: ...5 mm 0 035 0 108 in Taper 0 8 2 8 mm 0 031 0 110 in 1 5 2 6 mm 0 059 0 101 in 0 32 X 0 44 mm 0 010 X 0 020 in 0 43 X 0 58 mm 0 017 X 0 023 in 0 10 X 0 35 mm 0 004 X 0 0014 in 0 030 X 0 065 mm 0 0012 X 0 0026 in 0 020 X 0 055 mm 0 0008 X 0 0022 in Connecting rod Crankshaft pin to big end bearing clearance Bearing color code 0 016 X 0 040 mm 0 0006 X 0 0016 in 1 Violet 0 White 1 Blue 2 Black 3 Brown...

Page 61: ...ening pressure Cartridge paper 78 X 118 kPa 0 78 X 1 18 kg cm2 11 1 X 16 8 psi Oil pump Oil pump type Inner rotor to outer rotor tip clearance Outer rotor to oil pump housing clearance Max impeller shaft tilt Limit Relief valve operating pressure Oil pressure hot Trochoidal 0 00 X 0 12 mm 0 000 X 0 005 in 0 09 X 0 15 mm 0 004 X 0 006 in 0 15 mm 0 0059 in 0 072 mm 0 0028 in 430 X 550 kPa 4 3 X 5 5 ...

Page 62: ... Color code Diameter Wire diameter Preload Spring rate Number of coils Free length Set length 90501 582L1 RX10K RX10RK RX10RSK RXW10K RXW10RK 90501 624L8 RX10MK RX10MSK Yellow Silver Yellow RX10K RX10RK RX10RSK RXW10K RXW10RK Orange Silver Orange RX10MK RX10MSK 59 5 mm 2 34 in 5 8 mm 0 228 in RX10K RX10RK RX10RSK RXW10K RXW10RK 6 2 mm 0 244 in RX10MK RX10MSK 343 N 35 kg 77 lb 24 5 N mm 2 50 kg mm ...

Page 63: ...in RX10K RX10RK RX10RSK RXW10K RXW10SK RX10MK RX10MSK 3 RX10K RX10RK RX10RSK RXW10K RXW10SK RX10MK RX10MSK 3 Secondary sheave spring Part number Color code Outside diameter Wire diameter Hole position Sheave side spring side twist angle Spring rate Number of coils Free length Torque cam angle 90508 60012 RX10K RX10RK RX10RSK 90508 60007 RXW10K RXW10SK RX10MK RX10MSK PINK RX10K RX10RK RX10RSK White...

Page 64: ... RX10MK RX10MSK 31 8 mm 1 25 in RX10K RX10RK RX10RSK RXW10K RXW10SK 50 8 mm 2 00 in RX10MK RX10MSK 30 X 35 mm 1 18 X 1 38 in RX10K RX10RK RX10RSK RX10MK RX10MSK 25 X 30 mm 0 98 X 1 18 in RXW10K RXW10SK Slide rail suspension Rear suspension Front travel Rear travel Suspension spring rate Front Rear Spring wire diameter Front Rear 256 mm 10 08 in RX10K RX10RK RX10RSK 221 mm 8 70 in RXW10K RXW10SK 18...

Page 65: ...15 kg 0 3 m s 137 lb 0 3 m s RX10MK RX10MSK 1 470 N 0 3 m s 149 90 kg 0 3 m s 330 lb 0 3 m s RXW10K RXW10SK 910 N 0 3 m s 92 73 kg 0 3 m s 204 lb 0 3 m s RX10MK RX10MSK 1 280 N 0 3 m s 130 kg 0 3 m s 288 lb 0 3 m s RXW10K RXW10SK 880 N 0 3 m s 89 67 kg 0 3 m s 198 lb 0 3 m s RX10MK RX10MSK 980 N 0 3 m s 100 kg 0 3 m s 220 lb 0 3 m s RXW10K RXW10SK 460 N 0 3 m s 46 87 kg 0 3 m s 103 lb 0 3 m s RX10...

Page 66: ...182 0 mm 7 17 in RX10MK RX10MSK Ski suspension Front suspension Type Travel Spring type Spring rate Wire diameter Double wishbone system 221 mm 8 70 in RX10K RX10RK RX10RSK RXW10K RXW10SK 175 mm 6 89 in RX10MK RX10MSK Coil spring 19 N mm 1 9 kg mm 108 lb in RX10K RX10RK RX10RSK 21 N mm 2 1 kg mm 120 lb in RXW10K RXW10SK RX10MK RX10MSK 8 0 mm 0 315 in RX10K RX10RK RX10RSK 8 2 mm 0 323 in RXW10K RXW...

Page 67: ... Ω at 20_C 68_F White White F8T40471 MITSUBISHI Rectifier regulator Type Model Manufacturer No load regulated voltage DC Capacity DC Withstand voltage Short circuit type FH001 SHINDENGEN 14 1 X 14 9 V 35 A 40 V Battery Specific gravity Manufacture Type Ten hour rate amperage 1 32 YUASA YTX14L BS 12V 12Ah RX10K RX10MK RX10MSK YTX20L BS 12V 18Ah RX10RK RX10RSK RXW10K RXW10SK 12 A RX10K RX10MK RX10MS...

Page 68: ... 95 X 116 Ω at 20_C 68_F Grip warmer Heater resistance left right 1 53 X 1 87 Ω at 20_C 68_F 1 53 X 1 87 Ω at 20_C 68_F Thumb warmer Heater resistance 37 0 X 45 2 Ω at 20_C 68_F Circuit breaker Type Amperage for individual circuit Main fuse Headlight fuse Signal fuse Ignition fuse Carburetor heater fuse Reserve fuse Reserve fuse Reserve fuse Fuse 30 A 1 20 A 1 10 A 1 10 A 1 20 A 1 30 A 1 20 A 1 10...

Page 69: ...00 X 3000 m X 10000 ft MJ PS 132 5 1 1 4 MJ PS 130 1 1 4 MJ PS 127 5 1 1 4 1400 Production spec MJ 1 2 3 4 135 PS Approx 2 Main jet number PS Pilot screw turns in RX10MK RX10MSK 40_C 40_F 20_C 4_F 0_C 32_F 16_C 60_F Idling speed r min 0 X 200 m 0 X 670 ft MJ PS 140 STD MJ PS 137 5 STD MJ PS 135 STD 1350 200 X 1000 m X 1700 ft MJ PS 137 5 STD MJ PS 135 STD MJ PS 132 5 STD 1350 1000 X 2000 m X 6700 ...

Page 70: ...ame bolt Oil tank and frame nut Oil gallery bolt Exhaust joint Muffler band Exhaust pipe Exhaust sampling bolt Muffler Exhaust cover Muffler band Muffler protector Cylinder head stud bolt Crankcase M9 1 5 1st 2nd Crankcase M6 1 0 Countershaft cover A C magneto rotor cover Starter clutch Stator coil Starter motor Pickup coil 13 20 121_ 20 105_ 20 140_ 12 10 12 20 120_ 130 75 12 10 10 23 6 24 2 12 7...

Page 71: ...tightened Nm mSkg ftSlb Remarks Fuel pump Fuel pump stay 10 10 1 0 1 0 7 2 7 2 1 First tighten the bolt to approximately 15 Nm 1 5 mSkg 11 ftSlb with a torque wrench then loosen the bolt completely 2 Retighten the bolt to 15 Nm 1 5 mSkg 11 ftSlb and tighten another 45 X 50_ with a angle gauge ...

Page 72: ...and shockabsorber Front pivot arm and stopper band Shaft and stopper band Sliding runner and sliding frame Suspension wheel and sliding frame Front pivot arm and control rod Front pivot arm bracket and sliding frame Front pivot arm and bracket Rear pivot arm and shockabsorber Rear pivot arm bracket and control rod Rear pivot arm and frame Rear pivot arm and rear pivot arm bracket Rear pivot arm br...

Page 73: ... frame Front pivot arm and sliding frame Suspension wheel and sliding frame Rear pivot arm and sliding frame Bracket and front shockabsorber Front pivot arm bracket and bracket Front pivot arm and bracket Bracket and rear shockabsorber Relay rod and rear pivot arm Rear pivot arm and rear shockabsorber Rear pivot arm and frame Suspension wheel and sliding frame Pivot shaft and sliding frame Rear ax...

Page 74: ...sorber upper Shock absorber lower Steering arm locknut Upper arm and frame Upper arm and knuckle Lower arm and frame Lower arm and knuckle Stabilizer bar and stabilizer arm Stabilizer arm and connecting rod Connecting rod and lower arm Frame cross member front side rear side Master cylinder assembly Brake lever adjuster locknut Rear cover Seat and frame Shroud 15 23 23 35 35 30 30 35 30 35 67 25 4...

Page 75: ... TORQUE SPECIFICATIONS DEFINITION OF UNITS SPEC A nut B bolt General torque specifications nut bolt Nm mSkg ftSlb 10 mm 6 mm 6 0 6 4 3 12 mm 8 mm 15 1 5 11 14 mm 10 mm 30 3 0 22 17 mm 12 mm 55 5 5 40 19 mm 14 mm 85 8 5 61 22 mm 16 mm 130 13 0 94 A Distance across flats B Outside thread diameter DEFINITION OF UNITS Unit Read Definition Measurement mm cm Millimeter Centimeter 10 3 meter 10 2 meter L...

Page 76: ...72 CABLE ROUTING SPEC ...

Page 77: ...ction of the lead Coolant temperature sensor lead coupler To the brake caliper There should be no slack of leads Clamp the vacuum hose 2 Clamp the ignition coil lead Connectors To the heat exchanger Main switch Set the coupler in the rear space of the instrument panel Tail brake light lead coupler Throttle cable Right handlebar switch lead coupler Thumb warmer switch lead coupler Grip warmer switc...

Page 78: ...74 CABLE ROUTING SPEC ...

Page 79: ...2 Point the pawl of clip to the up ward Clamp the throttle position switch lead Throttle position sensor lead coupler under the vacuum hose Drive guard bracket Connect the battery negative lead to the starter motor mount ing bolt Clamp the throttle position switch lead and carburetor switch lead Voltage regulator Carburetor heater relay Headlight relay Main relay Back buzzer RX10RK RX10 RSK RXW10K...

Page 80: ...76 CABLE ROUTING SPEC ...

Page 81: ...C 1 Headlight wire harness Align it with the positioning tape of the headlight wire harness Meter coupler Securely fit in the rubber cover Put the boots of the meter cou pler in the boss root on the side of the meter 2 3 4 ...

Page 82: ...78 CABLE ROUTING SPEC ...

Page 83: ...rip warmer lead Parking brake cable Left handlebar switch Speed sensor lead coupler Fuel sender lead cover Route the fuel tank breather hose along the frame cross member Clamp the speed sensor lead only Clamp the fuel tank breather hose Clamp the compression spring section of the fuel tank breather hose Compression spring Breather tank Point the clip position to the up ward Insert the fuel tank br...

Page 84: ...80 CABLE ROUTING SPEC ...

Page 85: ...eather hose from the top Clamp the wire harness Fuel hose Clamp the wire harness and fuel tank breather hose from the lower side Right handlebar switch Push into the end of clamp be tween frame cross member and fuel tank Less than 50 mm 2 0 in Route the starter cable above the left handlebar switch lead 28 29 30 31 32 33 34 35 27 26 25 24 ...

Page 86: ...82 CABLE ROUTING SPEC ...

Page 87: ...ss member and frame together Bracket Connect the gear position switch lead For model with the reverse Fold back the gear position switch lead and clamp it For model without reverse Wire harness Fuse box Coolant reservoir tank Coolant reservoir tank breather hose Parking brake cable Brake hose Point the clamp position to the front outside Clamp the hose at the white paint position Point the clamp p...

Page 88: ...84 CABLE ROUTING SPEC ...

Page 89: ...servoir tank Point the pawl of clip to the up ward Clamp the fuel tank breather hose and speed sensor lead Tighten the frame cross mem ber and frame Wire harness clamp Rivets Speed sensor Nylon nuts Point the pawl of clip to the downward 2 3 4 5 6 7 8 9 10 ...

Page 90: ...86 CABLE ROUTING SPEC ...

Page 91: ...n hose Starter motor Plate cover Wire harness Clip it to the frame cross member Wire harness holder Battery bracket Battery Battery seat CDI unit bracket Latch Battery band Battery cover To the carburetor 0 X 5 mm 0 X 0 20 in Frame cross member 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 ...

Page 92: ...88 CABLE ROUTING SPEC ...

Page 93: ...he coated section of the lead Coolant temperature sensor lead coupler To the brake caliper There should be no slack of leads Clamp the vacuum hose 2 Clamp the ignition coil lead Connectors To the heat exchanger Main switch Set the coupler in the rear space of the instrument panel Tail brake light lead coupler Throttle cable Right handlebar switch lead coupler Thumb warmer switch lead coupler Grip ...

Page 94: ...90 CABLE ROUTING SPEC ...

Page 95: ...up ward Clamp the throttle position switch lead Throttle position sensor lead coupler under the vacuum hose Drive guard bracket Connect the battery negative lead to the starter motor mount ing bolt Clamp the throttle position switch lead and carburetor switch lead Voltage regulator Carburetor heater relay Headlight relay Main relay Back buzzer RX10RK RX10 RSK RXW10K RXW10SK Fuel pump RX10MK RX10 M...

Page 96: ...92 CABLE ROUTING SPEC ...

Page 97: ...C 1 Headlight wire harness Align it with the positioning tape of the headlight wire harness Meter coupler Securely fit in the rubber cover Put the boots of the meter cou pler in the boss root on the side of the meter 2 3 4 ...

Page 98: ...94 CABLE ROUTING SPEC ...

Page 99: ...rip warmer lead Parking brake cable Left handlebar switch Speed sensor lead coupler Fuel sender lead cover Route the fuel tank breather hose along the frame cross member Clamp the speed sensor lead only Clamp the fuel tank breather hose Clamp the compression spring section of the fuel tank breather hose Compression spring Breather tank Point the clip position to the up ward Insert the fuel tank br...

Page 100: ...96 CABLE ROUTING SPEC ...

Page 101: ...eather hose from the top Clamp the wire harness Fuel hose Clamp the wire harness and fuel tank breather hose from the lower side Right handlebar switch Push into the end of clamp be tween frame cross member and fuel tank Less than 50 mm 2 0 in Route the starter cable above the left handlebar switch lead 28 29 30 31 32 33 34 35 27 26 25 24 ...

Page 102: ...98 CABLE ROUTING SPEC ...

Page 103: ...ss member and frame together Bracket Connect the gear position switch lead For model with the reverse Fold back the gear position switch lead and clamp it For model without reverse Wire harness Fuse box Coolant reservoir tank Coolant reservoir tank breather hose Parking brake cable Brake hose Point the clamp position to the front outside Clamp the hose at the white paint position Point the clamp p...

Page 104: ...100 CABLE ROUTING SPEC ...

Page 105: ...eservoir tank Point the pawl of clip to the up ward Clamp the fuel tank breather hose and speed sensor lead Tighten the frame cross mem ber and frame Wire harness clamp Rivets Speed sensor Nylon nuts Point the pawl of clip to the downward 2 3 4 5 6 7 8 9 10 ...

Page 106: ...102 CABLE ROUTING SPEC ...

Page 107: ...in hose Starter motor Plate cover Wire harness Clip it to the frame cross member Wire harness holder Battery bracket Battery Battery seat CDI unit bracket Latch Battery band Battery cover To the carburetor 0 X 5 mm 0 X 0 20 in Frame cross member 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 ...

Page 108: ... STOP OFF OPEN RUN IDLE Br W B Y B L B W W G W R Br W B Y B W Br W Br Y Y B G R Sb Y G Lg B Y R Lg G B L O Gy W Y B R L R B W L W Y Y W Y L Lg W Lg L B L W R B L Y L L R Lg W G G R Br Y Y B Lg B Y G B W B W G B Y Y W W Y L Lg L L R Br W Lg Y R Sb Br W B R B W Y W Gy O B Lg B W Lg Y R B B B B R B R O O B R Gy B R W B R Y B R Gy B R W B R Y Y L Y W B L Y L Y W B L L W Y B L L Y B Y W B L W Y L B W L...

Page 109: ...ight beam switch 33 Headlight relay 34 Headlight 35 Meter assembly 36 Tachometer 37 Meter light 38 Water temperature indicator light 39 Multi function meter 40 Warning light 41 Hi beam indicator light 42 Oil level switch 43 Fuel sender 44 Speed sensor COLOR CODE B Black G Y Green Yellow Br Brown L G Blue Green G Green L R Blue Red Gy Gray L W Blue White L Blue L Y Blue Yellow Lg Light green Lg B L...

Page 110: ...05 11 0 8 E ITP PRINTED ON RECYCLED PAPER ...

Page 111: ...SERVICE MANUAL ...

Page 112: ... S A is expressly prohibited Printed in U S A P N LIT 12618 02 28 HOW TO USE THIS MANUAL Particularly important information is distin guished in this manual by the following nota tions The Safety Alert Symbol means ATTENTION BE ALERT YOUR SAFETY IS INVOLVED Failure to follow WARNING instructions could result in severe injury or death to the snowmo bile operator a bystander or a person inspect ing ...

Page 113: ... Electrical 9 Specifications Illustrated symbols 10 to 16 are used to identify the specifications which appear 10 Filling fluid 11 Lubricant 12 Tightening 13 Wear limit clearance 14 Engine speed 15 Special tool 16 Ω V A Illustrated symbols 17 to 25 in the exploded dia gram indicate grade of lubricant and location of lubrication point 17 Apply locking agent LOCTITE 18 Apply Yamabond No 5 19 Apply e...

Page 114: ... 5 4 INSP ADJ GENERAL INFORMATION PERIODIC INSPECTIONS AND ADJUSTMENTS POWER TRAIN ENGINE COOLING SYSTEM ELECTRICAL SPECIFICATIONS GEN INFO 2 3 POWR TR ENG COOL ELEC SPEC CHASSIS CHAS 7 CARBURETION CARB INDEX ...

Page 115: ...17 THROTTLE OVERRIDE SYSTEM T O R S CHECK 2 18 COMPRESSION PRESSURE MEASUREMENT 2 18 ENGINE OIL LEVEL INSPECTION 2 20 ENGINE OIL REPLACEMENT 2 22 CRANKCASE BREATHER HOSE INSPECTION 2 24 CABURETOR JOINTS INSPECTION 2 24 EXHAUST SYSTEM INSPECTION 2 25 POWER TRAIN 2 26 SHEAVE OFFSET ADJUSTMENT 2 26 DRIVE V BELT 2 27 ENGAGEMENT SPEED CHECK 2 29 PARKING BRAKE ADJUSTMENT 2 30 BRAKE LEVER ADJUSTMENT 2 30...

Page 116: ...DRIVE CHAIN HOUSING INSTALLATION 4 27 BRAKE 4 28 BRAKE PAD REPLACEMENT 4 29 BRAKE CALIPER DISASSEMBLY 4 32 BRAKE CALIPER INSPECTION AND REPAIR 4 32 BRAKE CALIPER ASSEMBLY 4 33 BRAKE CALIPER INSTALLATION 4 33 INSPECTION 4 35 BRAKE MASTER CYLINDER ASSEMBLY 4 35 INSTALLATION 4 35 SLIDE RAIL SUSPENSION 4 36 RX10 RX10S RX10R RX10RS 4 36 RX10M RX10MS 4 41 INSPECTION 4 46 ASSEMBLY 4 47 INSTALLATION 4 47 ...

Page 117: ...USTMENT 7 10 FUEL PUMP 7 12 INSPECTION 7 12 INSTALLATION 7 12 CHAPTER 8 ELECTRICAL SWITCH INSPECTION 8 1 SWITCH INSPECTION 8 1 INSPECTING A SWITCH SHOWN IN THE MANUAL 8 1 IGNITION SYSTEM 8 2 CIRCUIT DIAGRAM 8 2 TROUBLESHOOTING 8 4 A C MAGNETO 8 5 SPARK PLUG 8 5 IGNITION SPARK GAP 8 6 IGNITION COIL 8 6 THROTTLE OVERRIDE SYSTEM T O R S 8 7 HANDLEBAR SWITCH RIGHT 8 8 CARBURETOR SWITCH 8 8 MAIN SWITCH...

Page 118: ...M 8 42 CIRCUIT DIAGRAM 8 42 TROUBLESHOOTING 8 44 CARBURETOR HEATER RELAY 8 45 CARBURETOR HEATER 8 45 SELF DIAGNOSIS 8 46 FUEL METER FUEL LEVEL WARNING INDICATOR AND THE WARNING LIIGHT 8 46 COOLANT TEMPERATURE WARNING LIGHT AND THE WARNING LIGHT 8 47 SELF DIAGNOSIS WARNING INDICATOR AND THE WARNING LIGHT 8 47 CHAPTER 9 SPECIFICATIONS GENERAL SPECIFICATIONS 9 1 MAINTENANCE SPECIFICATIONS 9 4 ENGINE ...

Page 119: ...RAME SERIAL NUMBER The frame serial number 1 is located on the right hand side of the frame just below the front of the seat ENGINE SERIAL NUMBER The engine serial number 1 is located on the left hand side of the crankcase Designs and specifications are subject to change without notice ...

Page 120: ...rts that have been mated through normal wear Mated parts must be reused or replaced as an assembly 4 During disassembly of the machine clean all parts and place them in trays in the order of disassembly This will speed up as sembly time and help ensure that all parts are reinstalled correctly 5 Keep all parts away from any source of fire 6 Be sure to keep to the tightening torque specifications Wh...

Page 121: ...r manufacturer s marks or numbers facing outwards In other words the stamped let ters must be on the side exposed to view When installing oil seals apply a light coating of lightweight lithium base grease to the seal lips Oil the bearings liberally when installing Do not use compressed air to spin the bearings dry This causes damage to the surface of the bearings CIRCLIPS All circlips should be in...

Page 122: ...eave gauge P N YS 42421 1 15 mm offset for U S A Canada This gauge is used to measure the sheave distance and for offset ad justment SDial gauge P N YU 03097 for U S A Canada 90890 03097 for Europe This gauge is used for run out measurement SFuel level gauge P N YM 01312 A for U S A Canada 90890 01312 for Europe This gauge is used to measure the fuel level in the float chamber SCarburetor angle dr...

Page 123: ...nizer P N YU 8030 for U S A Canada 90890 03094 for Europe This guide is used to synchronize the carburetors SCompression gauge set P N YU 33223 compression gage for U S A Canada 90890 03081 for Europe P N YU 33223 3 adapter for U S A Canada for Europe 90890 04136 for Europe These tools are used to measure engine compression SValve spring compressor set quick release attachment P N YM 04019 valve s...

Page 124: ...90890 04113 for Europe P N YM 4118 ø4 5 for U S A Canada 90890 04118 for Europe These tools are used to rebore the new valve guides SValve lapper P N 90890 04101 for Europe This tools is needed to remove and install the valve lifter SPiston ring compresser P N YM 8037 for U S A Canada 90890 05158 for Europe This tool is used to compress the piston rings when installing the pis ton into the cylinde...

Page 125: ...and assembling the primary sheave SClutch separator adapter P N YS 34480 for U S A Canada 90890 01740 for Europe This tool is used when disassembling and assembling the primary sheave SYXR clutch bushing jig kit P N YS 39752 for U S A Canada This tool is used for removal and installation of primary clutch weight and roller bushings SClutch bushing press P N YS 42424 for U S A Canada This tool is u...

Page 126: ...ment is necessary for checking the electrical components SElectro tester P N YU 33260 A for U S A Canada 90890 03021 for Europe This instrument is invaluable for checking the electrical system SSpeedometer unit test coupler P N YS 45686 for U S A Canada 8EK 82507 09 For Europe This tool is used for checking the speedometer unit SInductive self powered tachometer P N YU 8036 B for U S A Canada 9079...

Page 127: ...Every 40 000 km 25 000 mi Engine oil Check oil level F Engine oil Replace F F Engine oil filter cartridge Replace F Every 20 000 km 12 000 mi Fuel Check fuel level F Fuel filter Check condition Replace if necessary F Fuel line Check fuel hose for cracks or damage Replace if necessary F Engine coolant Check coolant level F Engine coolant Air bleed the cooling system if necessary F Check the throttl...

Page 128: ...ating elevation is changed Primary and secondary clutches Inspect sheaves for wear damage Inspect weights rollers and bushings for wear for primary Inspect ramp shoes bushings for wear for secondary Replace if necessary F Lubricate with specified grease F Steering column bearing Lubricate with specified grease F Ski and front suspension Lubricate with specified grease F Suspension component Lubric...

Page 129: ...Out of specification Regap Use a wire thickness gauge Spark plug gap 0 7 X 0 8 mm 0 028 X 0 031 in If necessary clean the spark plugs with a spark plug cleaner Standard spark plug CR9E NGK Before installing a spark plug clean the gasket surface and spark plug surface 4 Install SSpark plugs Spark plug 13 Nm 1 3 mSkg 9 4 ftSlb Finger tighten a the spark plug before torquing b it to specification ...

Page 130: ...Place the machine on a level surface 2 Remove SIntake silencer Refer to CARBURETORS in CHAPTER 7 3 Remove SCoolant filler cap 1 Do not remove the coolant filler cap 1 when the engine is hot Pressurized scalding hot fluid and steam may be blown out which could cause serious injury When the engine has cooled place a thick rag or a towel over the coolant filler cap Slowly turn the cap counterclockwis...

Page 131: ...ft up the front of the machine to drain the cool ant completely Coolant is poisonous It is harmful or fatal if swallowed SIf coolant is swallowed induce vomiting immediately and get immediate medical attention SIf coolant splashes in your eyes thorough ly wash them with water and consult a doc tor SIf coolant splashes on your skin or clothes quickly wash it away with soap and water 10 Connect SCoo...

Page 132: ...col antifreeze containing corrosion inhibitors Coolant mixing ratio coolant water 3 2 60 40 Total amount 4 7 L 4 14 lmp qt 4 97 US qt SHard water or salt water is harmful to en gine parts If soft water is not available use boiled or distilled water SDo not use water containing impurities or oil 15 Bleed the air from the cooling system 16 Inspect SCooling system Decrease of pressure leaks Repair as...

Page 133: ...r bleeding steps SLift up the tail of the machine SRemove the bleed bolt 1 on the heat ex changer SWhile slowly adding coolant to the coolant fill er drain the coolant until no more air bubbles appear STighten the bleed bolt 1 Bleed bolt 13 Nm 1 3 mSkg 9 4 ftSlb SAdd coolant to the coolant cold level a SInstall the coolant filler cap Apply and lock the parking brake Start the en gine and run it at...

Page 134: ...t wear could occur or the machine could unexpectedly move forward if the clutch engages SOperate the engine only in a well ventilated area SRemove the coolant filler cap and bleed the cooling system again as described above No air bubbles OK SAdd coolant to the specified level SPour coolant into the coolant reservoir 1 until the coolant level reaches the COLD LEVEL level mark 2 3 Install SRear cov...

Page 135: ...PTER 5 STiming plug 3 Measure SValve clearance Out of specification Adjust Valve clearance cold Intake valve 0 11 X 0 20 mm 0 0043 X 0 0079 in Exhaust valve 0 21 X 0 25 mm 0 0083 X 0 0098 in Checking steps STurn the crankshaft clockwise SWhen piston 4 is at TDC on the compression stroke align the TDC mark a on the A C magneto rotor with the mark b on the A C magneto cover STurn the crankshaft cloc...

Page 136: ...shaft clockwise as specified in the following table B Degrees that the crankshaft is turned clockwise C Cylinder D Combustion cycle 2 Cylinder 180_ 4 Cylinder 360_ 3 Cylinder 540_ 4 Remove SIntake camshaft SExhaust camshaft SRefer to CAMSHAFTS in CHAPTER 5 SWhen removing the timing chain and cam shafts fasten a wire to the timing chain to re trieve it if it falls into the crankcase 5 Adjust SValve...

Page 137: ...ide that touches the valve lifter SSince valve pads of various sizes are originally installed the valve pad number must be rounded in order to reach the closest equiva lent to the original SRound off the original valve pad number ac cording to the following table Last digit Rounded value 0 or 2 0 5 5 8 10 EXAMPLE Original valve pad number 148 thickness 1 48 mm 0 058 in Rounded value 150 SLocate th...

Page 138: ...160 pad 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220 225 230 235 240 0 00 X 0 02 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 0 03 X 0 07 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220 0 08 X 0 12 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220 225 0 13...

Page 139: ... 2 ftSlb SRefer to CAMSHAFTS in CHAPTER 4 SLubricate the camshaft caps camshaft lobes and camshaft journals SFirst install the exhaust camshaft SAlign the camshaft marks with the camshaft cap marks SRotate the crankshaft clockwise several turns to seat the parts SMeasure the valve clearance again SIf the valve clearance is still out of specifica tion repeat all of the valve clearance adjust ment s...

Page 140: ...meter near the spark plug Carburetor synchronizer 90890 03094 YU 8030 Engine tachometer 90793 80009 YU 8036 B 3 Start the engine and let it warm up for several minutes 4 Inspect SEngine idle speed Out of specification Adjust Refer to ENGINE IDLE SPEED ADJUST MENT Engine idle speed 1 350 100 r min 1 250 X 1 450 r min 5 Adjust SCarburetor synchronization Adjustment steps SSynchronize carburetor 2 to...

Page 141: ...ntil both gauges read the same SSynchronize carburetor 2 to carburetor 1 by turning the synchronizing screw 3 in either direction until both gauges read the same Vacuum pressure at engine idling speed 35 kPa 0 35 kg cm2 4 98 psi The difference in vacuum pressure between two carburetors should not exceed 1 33 kPa 0 01 kg cm2 0 19 psi 6 Measure SEngine idle speed Out of specification Adjust 7 Adjust...

Page 142: ...up for several minutes 2 Install SEngine tachometer near the spark plug Engine tachometer 90793 80009 YU 8036 B 3 Measure SEngine idle speed Out of specification Adjust Engine idle speed 1 350 100 r min 1 250 X 1 450 r min 4 Adjust SEngine idle speed STurn the throttle stop screw 1 in or out until the specified engine idle speed is obtained Turning in Idle speed is increased Turning out Idle speed...

Page 143: ...hrottle cable free play a Out of specification Adjust Throttle cable free play 2 0 X 3 0 mm 0 08 X 0 12 in 2 Adjust SThrottle cable free play Adjustment steps SLoosen the locknut 1 STurn the adjusting nut 2 in or out until the spe cified free play is obtained Turning in Free play is increased Turning out Free play is decreased STighten the locknut After adjusting the free play turn the handlebar t...

Page 144: ...utting your thumb above and forefinger below between the throttle lever pivot 1 and stop switch hous ing 2 While holding as described above press the throttle lever 3 gradually The T O R S will operate and the engine should run between 2 800 and 3 000 r min If the engine does not run between 2 800 and 3 000 r min stop the engine by turning the main switch to the OFF position and check the electric...

Page 145: ...valve surfaces and piston crown for carbon deposits Below the minimum pressure Squirt a few drops of oil into the affected cylinder and measure again Refer to the following table Compression pressure with oil applied into cylinder Reading Diagnosis Higher than without oil Piston ring s wear or damage Repair Same as without oil Piston valves cylinder head gasket or piston possibly defective Repair ...

Page 146: ... 9 4 ftSlb ENGINE OIL LEVEL INSPECTION 1 Inspect SEngine oil level Do not run the engine with too much or not enough oil in the oil tank Oil could flow into the intake silencer and the engine could be damaged Inspection steps SPlace the snowmobile on a level surface and apply the parking brake SStart the engine warm it up for 10 X 15 min utes and then turn off SDisconnect the oil level gauge coupl...

Page 147: ...in atmospheric temperatures API standard API SE SF SG or higher SAE 5W 30 Do not allow foreign materials to enter the crankcase Before checking the engine oil level wait a few minutes until the oil has settled SStart the engine warm it up for several min utes and then turn it off SCheck the engine oil level again Before checking the engine oil level wait a few minutes until the oil has settled SUs...

Page 148: ...stick SCylinder head cap SOil pan drain bolt 1 SOil tank drain bolt 2 4 Drain SEngine oil completely from the oil pan and oil tank 5 If the oil filter cartridge is also to be replaced perform the following procedure Replacement steps a Remove air box b Remove battery c Remove battery bracket d Then remove oil filter SRemove the oil filter cartridge 1 with an oil fil ter wrench 2 When remove the oi...

Page 149: ...gaskets Drain bolt oil tank 16 Nm 1 6 mSkg 12 ftSlb Drain bolt oil pan 30 Nm 3 0 mSkg 22 ftSlb 7 Fill SEngine oil with the specified amount of the recomen ded engine oil Add 2 0 L 1 8 lmp qt 2 1 US qt of the recom mended engine oil to the oil tank and then install and tighten the oil level gauge dipstick and the cylinder head cap Quantity Total amount 3 8 L 3 3 Imp qt 4 0 US qt Periodic oil change...

Page 150: ...seize SCheck the engine oil passages the oil filter and the oil pump for damage or leakage SStart the engine after solving the problem s and check the engine oil pressure again Tighten the oil gallery bolt to specification Oil gallery bolt 10 Nm 1 0 mSkg 7 2 ftSlb CRANKCASE BREATHER HOSE INSPECTION 1 Inspect SCrankcase breather hose 1 Cranks damage Replace Loosen connection Connect properly Make s...

Page 151: ...25 Nm 2 5 mSkg 18 ftSlb SMuffler 2 STightening torque Bolt muffler 16 Nm 1 6 mSkg 12 ftSlb SExhaust pipe 3 STightening torque Bolt exhaust pipe 25 Nm 2 5 mSkg 18 ftSlb SMuffler band 4 STightening torque Bolt muffler band 20 Nm 2 0 mSkg 14 ftSlb SExhaust pipe band 5 STightening torque Bolt exhaust pipe band 9 Nm 0 9 mSkg 6 5 ftSlb Cracks damage Replace SGaskets 6 SGaskets 7 SGasket 8 Exhaust gas le...

Page 152: ...nt steps SApply the brake to lock the secondary sheave SRemove the bolt Secondary sheave 1 washer 2 and secondary sheave 3 SAdjust the sheave offset by adding or remov ing shim s 4 Adding shim Offset is increased Removing shim Offset is decreased Shim size Part Number Thickness 90201 25526 2 0 mm 0 08 in SInstall the secondary sheave bolt secondary sheave and washer Bolt secondary sheave 64 Nm 6 4...

Page 153: ...90201 222F0 0 5 mm 0 02 in 90201 225A4 1 0 mm 0 04 in DRIVE V BELT When installing the new V belt make sure that it is positioned from 1 5 mm 0 06 in above the edge of the secondary sheave to 0 5 mm 0 02 in below the edge a If the V belt is not positioned correctly the clutch engagement speed will be changed The machine may move unexpectedly when the engine is started Adjust the V belt position by...

Page 154: ...ight 0 5 X 1 5 mm 0 02 X 0 06 in 2 Adjust the position of the V belt by removing or adding a spacer 1 on each adjusting bolt 2 V belt position Adjustment More than 1 5 mm 0 06 in above the edge Remove a spacer From 1 5 mm 0 06 in above the edge to 0 5 mm 0 02 in below the edge Not necessary It is correct More than 0 5 mm 0 02 in below the edge Add spacer Part number Thickness 90201 061H1 0 5 mm 0 ...

Page 155: ...eck the primary and secondary sheaves 6 Measure SDrive V belt circumference a Out of specification Replace V belt circumference 1 129 X 1 137 mm 44 4 X 44 8 in ENGAGEMENT SPEED CHECK 1 Place the machine on a level surface of hard packed snow 2 Inspect SClutch engagement speed Inspection steps SStart the engine and open the throttle lever gradually SCheck the engine speed when the machine starts mo...

Page 156: ...fied distance a is obtained Turning in Distance a is increased Turning out Distance a is decreased STighten the locknut 3 Measure SBrake pad clearance b Out of specification Adjust Brake pad clearance 1 5 X 2 0 mm 0 059 X 0 079 in 4 Adjust SBrake pad clearance Adjustment steps SLoosen the locknut 1 STurn the adjuster 2 in or out to until the speci fied clearance between the brake pad 3 and brake d...

Page 157: ...vel Recommended brake fluid DOT 4 For a correct reading of the brake fluid level make sure that the top of the handlebar brake master cylinder reservoir is horizontal Brake fluid may corrode painted surfaces or plastic parts Always clean up spilled fluid immediately SUse only the designated brake fluid Other fluids may deteriorate the rubber seals causing leakage and poor brake perfor mance SRefil...

Page 158: ...BLEEDING HYDRAULIC BRAKE SYSTEM Bleed the brake system in the following cases SThe system has been disassembled SA brake hose is loosened or removed SThe brake fluid has been very low SBrake operation is faulty If the brake system is not properly bled a loss of braking performance may occur 1 Bleed SBrake system Air bleeding steps SFill the brake master cylinder reservoir with the proper brake flu...

Page 159: ...it has been reached then release the lever SRepeat steps a to d until all of the air bubbles have disappeared from the fluid STighten the bleed screws Bleed screw 6 Nm 0 6 mSkg 4 3 ftSlb If bleeding is difficult it may be necessary to let the brake fluid settle for a few hours Repeat the bleeding procedure when the tiny bubbles in the system have disappeared SAdd brake fluid to the proper level Re...

Page 160: ...t the dipstick There is a magnet attached to the end of the dipstick It is used to remove any metal par ticles that may accumulate in the drive chain housing Be sure to SPull the dipstick out slowly and gently so the metal particles do not fall off the mag net back into the drive chain housing SWipe off the magnet before reinserting the dipstick into the drive chain housing SRemove the dipstick an...

Page 161: ...the drain hole SRemove the oil drain bolt 1 and drain the oil Be sure to remove any oil from the heat pro tector SInstall the oil drain bolt 1 Oil drain bolt 16 Nm 1 6 mSkg 12 ftSlb Recommended oil Gear oil API GL 3 SAE 75 or 80 Oil capacity 0 25 L 8 8 Imp oz 8 5 US oz Chain slack adjustment 1 Adjust SDrive chain slack Adjustment steps SLoosen the locknut 1 STurn the adjusting bolt 2 in until it i...

Page 162: ...spect the condition of the track frequent ly Replace the track if it is damaged to a level where the fabric reinforcement mate rial is visible 1 Lift the rear of the machine onto a suitable stand to raise the track off the ground 2 Measure STrack deflection a Using a spring scale 1 pull down on the center of the track with 100 N 10 kg 22 lb of force Out of specification Adjust Track deflection 25 ...

Page 163: ...ified amount is obtained Track deflection More than specified Less than specified Left adjuster Turn in Turn out Right adjuster Turn in Turn out The adjusters should be turned an equal amount SRecheck the alignment and deflection If necessary repeat steps a to c until the specified amount is obtained STighten the rear axle nut Nut rear axle 75 Nm 7 5 mSkg 54 ftSlb SLIDE RUNNER INSPECTION 1 Inspect...

Page 164: ...e runners from overheat ing avoid sustained high speed usage in areas such as icy trails frozen lakes and rivers that have minimal snow coverage An overheated track will be weakened internally which may cause failure or damage Off trail riding Avoid off trail riding until there is sufficient snow coverage It generally takes several feet of snow to provide a good overall base to properly cover debr...

Page 165: ...c ski thickness b Out of specification Replace Ski runner wear limit 8 mm 0 31 in Plastic ski wear limit 24 mm 0 95 in To avoid scratching wearing and damaging the plastic skis be careful when loading and unloading the snowmobile and avoid riding in areas with little or no snow and on sur faces with sharp edges such as concrete curbs etc ...

Page 166: ...d relay rod ends are installed securely in position If free play still exists check the steering bearing front sus pension links and ski mounting area for wear Replace if necessary Toe out adjustment 1 Place the machine on a level surface 2 Check SSki toe out a c SSki stance b Point the skis forward Out of specification Adjust Ski toe out 0 X 15 mm 0 X 0 59 in Ski stance center to center RX10 RX10...

Page 167: ...tie rod 2 can be rotated freely through the ball joint travel If not loosen the locknut 1 and re position the ball joint so that the tie rod 2 can be rotated freely Tighten the locknuts to specification A Left side B Right side C Inside LUBRICATION Brake lever throttle lever and throttle cable end 1 Lubricate the brake lever pivot throttle lever and the ends of the throttle cables Recommended lubr...

Page 168: ...P ADJ A A B C Front and rear suspension 1 Use a grease gun to inject grease into the nipples 1 Recommended lubricant Esso Beacon 325 Grease or Aeroshell Grease 7A A Front B Rear RX10 RX10S RX10R RX10RS C Rear RX10M RX10MS ...

Page 169: ...ll at that height 4 With a person sitting on the machine apply the parking brake start the engine and let it idle 5 Switch on the headlight s high beam and check the height of the projected beam on the wall The projection should be at the posi tion marked in step 3 or 1 2_ lower set range S 3 0 m 10 ft 7 6 m 25 ft 26 mm 1 0 in 66 mm 2 6 in D Distance S Set range 6 Adjust SHeadlight beam vertically...

Page 170: ...ause severe burns or permanent eye injury First aid in case of bodily contact External SSKIN Wash with water SEYES Flush with water for 15 minutes and get immediate medical attention Internal SDrink large quantities of water or milk fol lowed with milk of magnesia beaten egg or vegetable oil Get immediate medical attention SThis is a sealed battery Never remove the sealing caps because the balance...

Page 171: ...y terminals 1 Disconnect SBattery leads from the battery terminals First disconnect the negative lead 1 then the positive lead 2 2 Remove SBattery 3 Inspect SBattery charge Inspection steps SConnect a pocket tester to the battery termi nals Tester positive lead battery positive terminal Tester negative lead battery negative terminal SThe charge state of a MF battery can be checked by measuring its...

Page 172: ...th the battery mounted on the motorcycle disconnect the negative lead from the battery terminal STo reduce the chance of sparks do not plug in the battery charger until the battery charger leads are connected to the battery SBefore removing the battery charger lead clips from the battery terminals be sure to turn off the battery charger SMake sure that the battery charger lead clips are in full co...

Page 173: ...hecking steps If the current does not exceed the standard charging current after 5 minutes replace the battery If charging requires more than 5 hours it is advisable to check the charging current after a lapse of 5 hours If there is any change in the amperage readjust the voltage to obtain the standard charging current Measure the battery open circuit voltage after leaving the battery unused for m...

Page 174: ...oltage is 15 V This type of battery charger cannot charge the MF battery A variable voltage charger is recommended Measure the battery open circuit voltage after leaving the battery unused for more than 30 minutes 12 8 V or more Charging is complete 12 7 V or less Recharging is required Under 12 0 V Replace the battery Set the charging time at 20 hours maximum YES NO NOTE Voltage should be measure...

Page 175: ...nnect SBattery leads to the battery terminals First connect the positive lead 1 then the negative lead 2 7 Check SBattery terminals Dirt Clean with a wire brush Loose connection Connect properly 8 Lubricate SBattery terminals Recommended lubricant Dielectric grease ...

Page 176: ...t tester selector to Ω 1 Pocket tester 90890 03112 YU 03112 S If the pocket tester indicates replace the fuse 2 Replace SBlown fuse Replacing steps SSet the main switch to OFF SInstall a new fuse of the correct amperage SSet the main switch to ON and verify if the electrical circuit is operational SIf the fuse immediately blows again check the electrical circuit Item Amperage Q ty Main fuse 30 A 1...

Page 177: ...er unit Inspection steps SRemove the speedometer coupler 1 and headlight coupler 2 SConnect the speedometer unit test coupler 3 to the speedometer coupler and headlight coupler SConnect the speedometer unit test coupler leads as follows Speedometer unit test coupler lead red 4 Battery terminal Speedometer unit test coupler lead black 5 Battery terminal Speedometer unit test coupler 8EK 82507 09 YS...

Page 178: ...en in carbure tor setting so that the pistons will not be dam aged or will not seize Before performing the carburetor tuning make sure that the following items are set to specification SEngine idle speed SThrottle cable free play SCarburetor synchronization SStarter cable free play Carburetor tuning data 1 Standard specifications Type BSR37 Manufacturer MIKUNI I D Mark 8FA100 Main jet M J 135 Pilo...

Page 179: ...Spark plugs 3 Check SSpark plug insulator 1 color A medium to light tan color indicates normal conditions Distinctly different color Replace the main jet 4 The main jet should be adjusted on the basis of the Main jet selection chart By checking the condition of the spark plugs it is easy to get some idea of the condition of the engine This may diagnose potential problems before engine damage occur...

Page 180: ...TUNING INSP ADJ B Piston valve opening Fully opened Closed Fuel flow rate L hr A D E Piston valve opening A B Mid range speed tuning High speed turning C Fully opened D Closed E Low speed tuning F Guide for carburetion ...

Page 181: ...s 10 larger than stan dard A No 2 position B No 1 position C No 3 position If the air silencer box is removed from the carburetors the change in pressure in the intake will create a lean mixture that may cause severe engine damage The air silenc er box has no effect on performance charac teristics and must be secured to the carbu retors during carburetor tuning and adjustment Also it must always b...

Page 182: ...depending on each cylinder Make sure to rotate the screw backward after listing its present number of return rotation on each cylinder Pilot mixture screw effects Turn in STD setting Turn out Leaner Mixture Richer Mixture 2 Set the engine idle speed by turning the throttle stop screw 2 in to increase engine speed or out to decrease engine speed Engine idle speed 1 350 100 r min 1 250 X 1 450 r min...

Page 183: ...s Adjustment Hard starting Insufficient fuel Add gasoline Excessive use of the starter or choke Return the starter lever to its seated posi tion so that the starter valve is fully closed Fuel passage is clogged or frozen S Check and if necessary clean the fuel tank air vent the fuel filter and all of the fuel passages S Check and if necessary clean the carburetor air vents fuel passages and the fl...

Page 184: ...an it with compressed air and then install it S Make sure that the main jet is fully tightened Clogged fuel line Clean or replace the fuel line Dirty fuel tank Clean the fuel tank Air leaks into the fuel line Tighten or replace the fuel line joint Low fuel pump performance Repair or replace the fuel pump Clogged fuel filter Replace the fuel filter Clogged intake Remove any obstructions e g ice Abn...

Page 185: ...g mm z 27 N mm 2 75 kg mm 29 4 Nm 3 00 kg mm z Spring rate 2 50 kg mm 140 lb in z 2 75 kg mm 154 lb in 3 00 kg mm 168 lb in z Wire diameter 5 8 mm 0 228 in z z 6 0 mm 0 236 in z Outside diameter 60 mm 2 36 in z z z z Weight ID 8FA 17605 00 8FA00 z z z z Weight rivet OUT Steel 17 2 with hole Steel 13 3 Steel 13 3 with hole Aluminum 13 3 with hole None rivet IN Steel 17 2 Steel 13 3 Steel 13 3 with ...

Page 186: ...ng rate 3 25 kg mm 182 lb in z z z z Wire diameter 6 2 mm 0 244 in z z z z Outside diameter 60 mm 2 36 in z z z z Weight ID 8FA 17605 00 8FA00 z z z z Weight rivet OUT Steel 17 2 with hole Steel 13 3 Steel 13 3 with hole Aluminum 13 3 with hole None Weight rivet IN Steel 17 2 Steel 13 3 with hole Aluminum 13 3 with hole Aluminum 13 3 with hole None Weight bushing Duralon z z z z Roller outer dia 1...

Page 187: ...able conditions wet snow icy snow hills or rough terrain however engine speed may decrease after the shifting speed has been reached A Engine speed B Good condition C Clutch shifting speed D Clutch engagement speed E Starting position F Distance travelled 800 m 2 500 ft GEAR SELECTION The reduction ratio of the driven gear to the drive gear must be set according to the snow conditions If there are...

Page 188: ... links 1 73 68 links 1 65 70 links 1 58 70 links 39 teeth 1 95 68 links 1 86 68 links 1 77 70 links 1 70 70 links 1 63 70 links 40 teeth 2 00 68 links 1 91 70 links 1 82 70 links 1 74 70 links 1 67 70 links 3 Secondary sheave spring Part no Spring rate NSmm rad kgSmm rad Preload N mm kg mm lb in Color Wire gauge mm in No of coils Free length mm in Outside diameter mm in Standard 90508 500B1 6003 6...

Page 189: ... Part no Cam angle Identification mark Standard Quicker upshifting during acceleration 8FA 17604 00 51 43_ 8BVFA RX10 RX10S RX10R RX10RS 8BV 17604 71 47_ 8BV71 8BV 17604 51 45_ 8BV51 RX10M RX10MS 8BV 17604 31 43_ 8BV31 Quicker backshifting 8BV 17604 11 41_ 8BV11 backshifting under load 8BV 17604 91 39_ 8BV91 ...

Page 190: ...te 5 8 0 228 60 2 36 5 25 91 2 3 59 90501 582L7 24 5 2 50 392 40 Yellow Green Yellow 5 8 0 228 60 2 36 4 92 89 4 3 52 90501 583L0 19 6 2 00 441 45 Blue White Blue 5 8 0 228 60 2 36 5 65 95 9 3 78 90501 583L1 22 1 2 25 441 45 White White White 5 8 0 228 60 2 36 5 25 93 4 3 68 90501 583L4 22 1 2 25 343 35 White Silver White 5 8 0 228 60 2 36 5 25 89 0 3 50 90501 583L5 22 1 2 25 294 30 White Pink Whi...

Page 191: ...ght g oz without bush and rivets Shape ID mark Standard 8CH 17605 10 35 32 1 247 8CR 17605 10 38 09 1 345 8DG 17605 00 34 26 1 209 8DJ 17605 00 37 77 1 333 8DN 17605 20 42 09 1 486 8EK 17605 00 39 00 1 376 8FA 17605 00 69 43 2 449 RX10 RX10S RX10M RX10MS RX10R RX10RS ...

Page 192: ... Steel 10 3 0 406 2 4 0 085 90261 06028 Aluminum 10 3 0 406 0 8 0 028 Decreased 90266 06001 Aluminum 13 3 0 524 0 8 0 028 with hole Decreased Force None RX10M RX10MS 9 Rollers I D 9 mm 0 354 in Roller with bushing part number Outside diameter mm in Bushing type P N Identification mark Width Standard Effects 8CR 17624 00 14 5 0 57 Duralon 90380 09245 Grooved Machined 14 6 mm Increased force 8CR 176...

Page 193: ...ettings Decide if the problem is with the pilot jet and adjust accordingly Check the engagement speed and shift performance Adjust the primary clutch as required Not OK Not OK Not OK Not OK Not OK Not OK Not OK Not OK OK OK OK OK OK OK OK OK OK Adjust the engine idle speed by turning the stop screw of carburetor Adjust the engine idle speed by turning the stop screw of carburetor HIGH ALTITUDE TUN...

Page 194: ... 258 mm 260 mm g 9 84 in 10 16 in 10 24 in RX10M RX10MS Spring seat Standard p g distance Shorter z Longer Preload Harder z Softer Min Max Length 213 mm 223 mm 226 mm g 8 39 in 8 78 in 8 90 in Be sure that the left and right spring pre loads are the same This shock absorber contains highly pres surized nitrogen gas Do not tamper with or attempt to open the shock absorber assembly Do not subject th...

Page 195: ...tics of the machine Adjustment steps SLoosen the locknut 1 STurn the adjusting nut 2 in or out to adjust the stopper band tension Adjuster thread length RX10 RX10S RX10R RX10RS 25 0 5 mm 0 98 0 02 in RX10M RX10MS 10 0 5 mm 0 39 0 02 in Longer Shorter Maximum Minimum Effects More weight Less weight on skis on skis Less weight More weight transfer transfer STighten the locknut Locknut 16 Nm 1 6 mSkg...

Page 196: ...der z Softer Min Max Length 180 mm 190 mm 190 mm g 7 09 in 7 48 in 7 48 in This shock absorber contains highly pres surized nitrogen gas Do not tamper with or attempt to open the shock absorber assembly Do not subject the shock absorber assem bly to flames or high heat which could cause it to explode STurn the adjusting ring 1 to the proper posi tion Spring adjuster position 1 2 3 4 5 6 7 Preload ...

Page 197: ...n 1 2 3 4 5 6 7 Preload Softer z Harder Rear Standard 4 Rear suspension full rate 1 Adjust SFull rate adjuster Adjustment steps Installation position A B C Spring rate and damping Soft Medium Hard Standard B Be sure to make this adjustment when there is no load rider or cargo on the snowmobile SLoosen the nut 1 1 2 or 3 4 turns while holding the adjusting bolt 2 securely with a wrench so it does n...

Page 198: ... 9 mSkg 35 ftSlb Never allow the adjusting bolt to move while tightening the nut SThis model has a Easy adjust system for the Full rate adjuster The bolt has teeth on it So when the bolt is turned it rides up and down the bracket SThe nut has to be loosen first while the bolt is held in place with a wrench SThen the bolt can be turned to adjust the shock position up or down SIf the bolt is turned ...

Page 199: ... position 1 2 3 4 Effect Increase Decrease weight transfer pitching Standard 3 Never adjust the control rods beyond the maximum range indicated on the rods with red paint 3 SWhile holding the adjusting bolt securely tight en the locknut 1 Locknut 25 Nm 2 5 mSkg 18 ftSlb Rear suspension position RX10M RX10MS 1 Adjust SRear suspension position Select the rear suspension position according to the sno...

Page 200: ... switch coupler Headlight beam switch coupler Grip warmer lead coupler Grip warmer switch lead coupler Throttle cable holder Throttle cable Brake lever holder 1 2 1 1 1 1 1 4 1 1 1 1 Remove the parts in the order listed below Disconnect Disconnect Disconnect Disconnect Disconnect Disconnect Disconnect A 10 Nm 1 0 mSkg 7 2 ftSlb 15 Nm 1 5 mSkg 11 ftSlb B STEERING CHAS CHASSIS STEERING RX10 RX10S RX...

Page 201: ...mbly Handlebar holder upper Cable holder Handlebar Handlebar holder lower 1 2 1 1 1 After installing all parts refer to CABLE ROUTING in CHAPTER 9 to check the cable lead and hose routings For installation reverse the removal procedure NOTE A 10 Nm 1 0 mSkg 7 2 ftSlb 15 Nm 1 5 mSkg 11 ftSlb B ...

Page 202: ... coupler Brake switch coupler Headlight beam switch coupler Grip warmer lead coupler Grip warmer switch lead coupler Throttle cable holder Throttle cable Brake lever holder 1 3 1 1 1 1 1 4 1 1 1 1 Remove the parts in the order listed below Disconnect Disconnect Disconnect Disconnect Disconnect Disconnect Disconnect A 10 Nm 1 0 mSkg 7 2 ftSlb 15 Nm 1 5 mSkg 11ftSlb B STEERING CHAS RX10M RX10MS ...

Page 203: ...mbly Handlebar holder upper Cable holder Handlebar Handlebar holder lower 1 2 1 1 1 After installing all parts refer to CABLE ROUTING in CHAPTER 9 to check the cable lead and hose routings For installation reverse the removal procedure NOTE A 10 Nm 1 0 mSkg 7 2 ftSlb 15 Nm 1 5 mSkg 11ftSlb B ...

Page 204: ...late Bearing Bearing holder Plate Collar Steering column 2 Tie rod Idler arm Relay arm Bushing Washer 6 1 7 1 1 3 6 6 4 6 1 2 1 2 4 2 Remove the parts in the order listed below 67 Nm 6 7 mSkg 49 ftSlb E A 25 Nm 2 5 mSkg 18 ftSlb 35 Nm 3 5 mSkg 25 ftSlb 30 Nm 3 0 mSkg 22 ftSlb 35 Nm 3 5 mSkg 25 ftSlb B C D 23 Nm 23 mSkg 17 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 STEERING CHAS ...

Page 205: ...g 25 ftSlb 30 Nm 3 0 mSkg 22 ftSlb 35 Nm 3 5 mSkg 25 ftSlb B C D 23 Nm 23 mSkg 17 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 Order Job name Part name Q ty Remarks 17 18 19 Washer Collar Clip 4 2 2 For installation reverse the removal procedure STEERING CHAS ...

Page 206: ...Inspect SBearings steering column 1 SCollars 2 Wear damage Replace SSteering column 3 bearing contact sur faces Scratches wear damage Replace 3 Inspect SRelay rod 1 STie rod 2 Bends cracks damage Replace Do not attempt to straighten bent rods This may dangerously weaken the rods 4 Check SRod end movement Rod end free play exists Replace the rod end Rod end turns roughly Replace the rod end 5 Inspe...

Page 207: ... mSkg 25 ftSlb Nut relay rod 30 Nm 3 0 mSkg 22 ftSlb 3 Install STie rod 1 SLocknuts 2 SJoints 3 Tie rod part number Set length Tie rod length 8FA 23831 00 RX10 RX10S RX10R RX10RS 418 0 mm 16 4567 in 355 0 mm 13 9764 in 8EP 23831 00 RX10M RX10MS 374 0 mm 14 7244 in 311 0 mm 12 2441 in 4 Install STie rods 1 SMake sure that the indentation a on the tie rod faces out SThe threads on both rod ends must...

Page 208: ...ut tie rod steering arm 35 Nm 3 5 mSkg 25 ftSlb 5 Install SSteering shaft 1 SLocknuts 2 SJoints 3 Steering Shaft part number Set length Shaft length 8FA 23840 00 227 8 mm 8 9685 in 170 0 mm 6 6929 in Make sure that the end of the steering shaft with the indentation a is connected to the steering clumn Always use new cotter pins Nut steering shaft 35 Nm 3 5 mSkg 25 ftSlb ...

Page 209: ...Turning the steering shaft in direction Turning the handlebar in direction Turning the steering shaft in direction Turning the handlebar in direction STighten the locknuts Steering shaft 1 Loknut steering shaft 25 Nm 2 5 mSkg 18 ftSlb LOCTITE 7 Install SHandlebar SBe sure the projection on the handlebar is not installed into the area a shown SBe sure the side of the holder with the small gap b fac...

Page 210: ...wer bracket Ski runner Collar Ski Washer Ski handle 1 1 1 6 1 1 2 1 4 1 Remove the parts in the order listed below For installation reverse the removal procedure A 11 Nm 1 1 mSkg 8 0 ftSlb 17 Nm 1 7 mSkg 12 ftSlb 19 Nm 1 9 mSkg 14 ftSlb 48 Nm 4 8 mSkg 35 ftSlb B C D ESSO beacon 325 grease or Aeroshell grease 7A 1 SKI CHAS SKI ...

Page 211: ...lumn lower bracket 4 SSki handle 5 Wear cracks damage Replace SMounting bolt 6 SCollar 7 SBolts 8 SCollars 9 Wear damage Replace INSTALLATION 1 Install SSki column lower bracket 1 Be sure to install the ski column lower bracket with the arrow mark a pointing forward the tip of the ski ...

Page 212: ...r Bushing Connecting rod Stabilizer arm 1 1 1 1 1 1 1 1 2 4 1 1 Remove the parts in the order listed below Refer to SKI 65 Nm 6 5 mSkg 47 ftSlb E A 45 Nm 4 5 mSkg 33 ftSlb 37 Nm 3 7 mSkg 27 ftSlb 40 Nm 4 0 mSkg 29 ftSlb 35 Nm 3 5 mSkg 25 ftSlb B C D 34 Nm 3 4 mSkg 25 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 11 Nm 1 1 mSkg 8 0 ftSlb G FRONT SUSPENSION CHAS FRONT SUSPENSION ...

Page 213: ...r installation reverse the removal procedure 65 Nm 6 5 mSkg 47 ftSlb E A 45 Nm 4 5 mSkg 33 ftSlb 37 Nm 3 7 mSkg 27 ftSlb 40 Nm 4 0 mSkg 29 ftSlb 35 Nm 3 5 mSkg 25 ftSlb B C D 34 Nm 3 4 mSkg 25 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 11 Nm 1 1 mSkg 8 0 ftSlb G FRONT SUSPENSION CHAS ...

Page 214: ...the gas chamber SDo not subject the shock absorber to flames or any other source of high heat This may cause the unit to explode due to excessive gas pressure SDo not deform or damage the gas chamber in any way Gas chamber damage will re sult in poor damping performance INSPECTION 1 Inspect SShock absorber 1 Oil gas leaks bends damage Replace 2 Inspect SSki column 1 SSteering arm 2 Cracks bends da...

Page 215: ...nstall SSteering arm 1 SAlign the punch mark a on the ski column with the punch mark b on the steering arm SInstall sections c without any gaps Nut steering arm 35 Nm 3 5 mSkg 25 ftSlb 2 Install SStabilizer 1 SStabilizer arm 2 Install so that the angle shift between the right side stabilizer arm and the left stabilizer arm can be within 6_ Nut stabilizer arm 11 Nm 1 1mSkg 8 0 ftSlb ...

Page 216: ...ing and the ski spindle camber before adjusting the ski toe out since either of those adjustments may affect the ski toe out setting Point the skis straight forward and measure the amount of ski toe out A Ski toe out 0 X 15 mm 0 X 0 59 in a b Toe out Refer to STEERING SYSTEM in CHAPTER 2 ...

Page 217: ...ide cover V belt Primary sheave assembly 1 1 1 A 1st 60 Nm 6 0 mSkg 43 ftSlb 2nd 120 Nm 12 mSkg 85 ftSlb Remove the parts in the order listed below For installation reverse the removal procedure PRIMARY SHEAVE AND DRIVE V BELT POWR TR POWER TRAIN PRIMARY SHEAVE AND DRIVE V BELT ...

Page 218: ...isassemble the parts in the order listed below Left handed thread For assembly reverse the disassembly procedure A 6 Nm 0 6 mSkg 4 3 ftSlb 14 Nm 1 4 mSkg 10 ftSlb 200 Nm 20 0 mSkg 145 ftSlb B C D Clean the threads Apply LOCTITE648 as illustrated in And then tighten the spider The spider must be turned counterclockwise to be tightened a 16 mm 0 63 in b 30 mm 1 18 in 1 2 3 4 5 6 7 8 9 10 11 12 13 14...

Page 219: ... DISASSEMBLY 1 Remove SFixed sheave 1 SStopper 2 SSliding sheave 3 SBushing 4 SSpider 5 Removal steps SImmerse the primary sheave assembly in 80 X 100_C 176 X 212_F water for several minutes SAttach the lower piece of the clutch spider separator 6 onto a rigid table using suitable mounting bolts Then install the clutch separator adapter 7 onto the separator Clutch spider separator 90890 01711 YS 2...

Page 220: ...ider and turn the special tool clockwise to loosen the spider Clutch spider separator bar wrench 90890 01711 YS 28890 B SThe spider has a left handed thread SSince a high torque is required to loosen the spider make sure that the spider fixed sheave and special tool are well secured Loosen the spider carefully to prevent cracks and damage to the sheaves and spi der SRemove the fixed sheave fixed s...

Page 221: ...ge Replace 3 Measure SPrimary sheave spring free length a Out of specification Replace the primary sheave spring Primary sheave spring free length RX10 RX10S RX10R RX10RS 87 4 mm 3 44 in RX10M RX10MS 84 2 mm 3 32 in When changing the primary sheave springs re fer to GEAR SELECTION in CHAPTER 2 4 Inspect SPrimary sheave cap bush 1 SSliding sheave bush 2 Cracks damage Replace Clutch bushing press YS...

Page 222: ...he rivet 1 from the ID mark 2 side SPress or peen the rivet head so that the di ameter a of the rivet head measures 8 2 mm 0 32 in or larger 6 Measure SBushing inside diameter Out of specification Replace as a set Bushing inside diameter A Roller New 9 077 mm 0 357 in Wear limit 9 3 mm 0 366 in B Weight New 8 077 mm 0 318 in Wear limit 8 3 mm 0 327 in When replacing the weight and roller bushings ...

Page 223: ...E should be applied only to the specified area Never apply it to the bush ings and other areas a 16 mm 0 63 in b 30 mm 1 18 in 3 Install SFixed sheave stoppers 1 Stopper tapered portion should face fixed sheave 4 Tighten SSpider Tightening steps SFinger tighten the spider until it is stopped by the fixed sheave stopper SHold the fixed sheave with the clutch spider separator 1 Clutch spider separat...

Page 224: ...en the spider make sure the spider fixed sheave and special tool are well secured Tighten the spider carefully to prevent cracks and damage to the sheaves and spi der 5 Install SWeight SBolts 1 SNuts 2 Nut 6 Nm 0 6 mSkg 4 3 ftSlb To maintain the primary sheave balance the bolts 2 must be installed with their threaded portions pointing in a counterclockwise direc tion as illustrated 6 Install SPrim...

Page 225: ...e 1 Tightening steps SHold the primary sheave 3 using the prima ry sheave holder 2 and tighten the bolt pri mary sheave to specification Primary sheave holder 90890 01701 YS 01880 Bolt primary sheave 1st 120 Nm 12 mSkg 85 ftSlb SLoosen the bolt primary sheave complete ly SRetighten the bolt primary sheave to speci fication Bolt primary sheave 2nd 60 Nm 6 0 mSkg 43 ftSlb 4 Adjust SV belt position R...

Page 226: ...asher and bolt Shim Collar Secondary sheave assembly Shim 1 1 1 Remove the parts in the order listed below Refer to SHEAVE OFFSET ADJUSTMENT in CHAPTER 2 For installation reverse the removal procedure A 64 Nm 6 4 mSkg 46 ftSlb Refer to PRIMARY SHEAVE AND V BELT SECONDARY SHEAVE POWR TR SECONDARY SHEAVE ...

Page 227: ...g seat Secondary sheave spring Fixed sheave Stopper Sliding sheave 1 1 1 1 1 Remove the parts in the order listed below For assembly reverse the disassembly procedure 7 Nm 0 7 mSkg 5 1 ftSlb 10 Nm 1 0 mSkg 7 2 ftSlb 23 Nm 2 3 mSkg 17 ftSlb A B C ESSO beacon 325 grease or Aeroshell grease 7A 1 1 2 3 4 5 ...

Page 228: ...ols and understand the instructions thoroughly 1 Remove SNuts spring seat INSPECTION 1 Inspect SSliding sheave 1 SFixed sheave 2 SSpring seat 3 Cracks damage Replace SStopper 4 Wear damage Replace 2 Inspect SBushing spring seat 1 SSliding sheave V belt contact surface 2 Scratches wear damage Replace SSliding bushing 3 Unsymmetrical wear damage Replace 3 Inspect SSecondary sheave spring 1 Cracks da...

Page 229: ...opper 7 Nm 0 7 mSkg 5 1 ftSlb 2 Install SFixed sheave 1 SBolts 2 along with the shims Bolt 10 Nm 1 0 mSkg 7 2 ftSlb 3 Install SSecondary sheave spring 1 SSpring seat 2 Hook the end of the secondary sheave spring into the spring holes in the fixed sheave Hook the other end of the spring into the holes in the spring seat Standard spring position 3 3 RX10 RX10S RX10R RX10RS 1 6 RX10M RX10MS ...

Page 230: ...0M RX10MS SPush down on the spring seat until the bolts come through the holes SWhile pushing down on the spring seat install the nuts and tighten them to the speci fied torque Nut spring seat 23 Nm 2 3 mSkg 17 ftSlb 4 Measure SSecondary sheave clearance a Out of specification Adjust Secondary sheave clearance 35 0 X 35 8 mm 1 38 X 1 41 in 5 Calculate SShim thickness For example if the clearance i...

Page 231: ...s within specification Yamaha recommends keeping the original shims Shims Part number Thickness 90201 061H1 0 5 mm 0 02 in 90201 06037 1 0 mm 0 04 in INSTALLATION 1 Lubricate SSplines fixed sheave Recommended grease ESSO beacon 325 grease or Aeroshell grease 7A 2 Tighten Secondary sheave bolt 64 Nm 6 4 mSkg 46 ftSlb 3 Adjust SV belt position Refer to DRIVE V BELT in CHAPTER 2 SSheave offset SSecon...

Page 232: ...er Drive sprocket Collar Drive chain Driven sprocket Collar Drive chain housing 1 1 1 1 1 1 1 1 1 1 1 1 1 Remove the parts in the order listed below Refer to BRAKE Refer to BRAKE Loosen Drain For installation reverse the removal procedure A 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 48 Nm 4 8 mSkg 35 ftSlb 90 Nm 9 0 mSkg 65 ftSlb B C D 6 Nm 0 6 mSkg 4 3 ftSlb E DRIVE CHAIN HOUSING POWR TR DRI...

Page 233: ...the bearing and the inner race holder as a set Replacement steps S Remove the circlip 5 drive chain housing S Remove the bearing s 3 using a general bearing puller S Install the new bearing s Use a socket 6 that is the same size as the out side diameter of the bearing race Do not strike the inner race 7 or ball bear ings 8 Contact only the outer race 9 S Install a new circlip drive chain housing A...

Page 234: ...ive chain section length 133 35 mm 5 25 in Limit 137 35 mm 5 41 in SMeasure the length between drive chain pin 1 and 15 as shown SPerform this measurement at two or three dif ferent places If replacement is necessary always replace the chain and the sprockets as a set 4 Inspect SDrive chain 1 Stiffness Clean and lubricate or replace SDrive chain plates 2 Damage wear Replace the drive chain Cracks ...

Page 235: ...making sure that there are no gaps C1 C2 C3 Be sure to install the spacers in their original positions otherwise the brake disc and jackshaft will stick D 0 2 X 0 6 mm 0 008 X 0 024 in ESSO beacon 325 grease or Aeroshell grease 7A For the jackshaft and drive chain housing instal lation refer to SECONDARYSHAFT 2 Fill SDrive chain housing oil Refer to DRIVE CHAIN in CHAPTER 2 3 Adjust SDrive chain s...

Page 236: ... lever assembly Lever Drain bolt Collar Drive chain housing cover Lever rod Washer Counter gear Spring 1 1 1 4 1 1 1 1 1 1 1 1 1 1 Remove the parts in the order listed below Refer to BRAKE Refer to BRAKE Loosen Disconnect the gear position switch leads Drain A 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 48 Nm 4 8 mSkg 35 ftSlb 90 Nm 9 0 mSkg 65 ftSlb B C D 10 Nm 1 0 mSkg 7 2 ftSlb E 6 Nm 0 6 m...

Page 237: ...riven gear Washer Forward driven sprocket Collar Reverse drive gear Drive sprocket Drive chain Collar Washer Plate Shaft Drive chain housing 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 For installation reverse the removal procedure A 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 48 Nm 4 8 mSkg 35 ftSlb 90 Nm 9 0 mSkg 65 ftSlb B C D 10 Nm 1 0 mSkg 7 2 ftSlb E 6 Nm 0 6 mSkg 4 3 ftSlb F ...

Page 238: ...Pitting damage Replace 2 Inspect SDrive sprocket 1 SForward driven sprocket 2 SReverse driven gear 3 SReverse drive gear 4 SCounter gear 5 SJournal 6 SChain tensioner 7 Pitting wear damage Replace SDrive chain 8 Wear damage Replace Shift Clean or replace SShift lever assembly 9 SBearing chain tensioner 10 Pitting damage Replace the bearing and the inner race holder as a set For the bearing replace...

Page 239: ... sure to install the spacers in their origi nal positions otherwise the brake disc and jackshaft will stick D 0 2 X 0 6 mm 0 008 X 0 024 in ESSO beacon 325 grease or Aeroshell grease 7A For the jackshaft and drive chain housing instal lation refer to SECONDARYSHAFT 2 Install SLever rod 1 3 Adjust SLever rod length a Adjustment steps SLoosen the locknuts 2 STurn the lever rod 1 in or out until the ...

Page 240: ... position SLoosen the locknuts 2 STurn the shift rod 1 so that shift rod free play is 0 mm in direction where a can be short ened appropriately and then turn back the shift rod 1 4 turns STighten the locknuts 6 Fill SDrive chain housing oil Refer to DRIVE CHAIN in CHAPTER 2 7 Adjust SDrive chain slack Refer to DRIVE CHAIN in CHAPTER 2 ...

Page 241: ... removal Secondary sheave Drive chain housing Circlip Secondaryshaft Bearing 1 1 1 Remove the parts in the order listed below Refer to SECONDARY SHEAVE Refer to DRIVE CHAIN HOUSING For installation reverse the removal procedure SECONDARYSHAFT POWR TR SECONDARYSHAFT ...

Page 242: ...amage Replace the secondary shaft SBearing contact surface 3 Scratches wear damage Replace the secondaryshaft 2 Inspect SBearing 1 Pitting damage Replace 3 Measure SBrake disc thickness a Out of specification Replace Minimum thickness 4 5 mm 0 18 in Measuring point 1 X 3 mm 0 04 X 0 12 in from the edge of the brake disc ...

Page 243: ...Install the drive chain drive sprocket and driven sprocket STighten the nuts 2 Nut secondaryshaft 90 Nm 9 0 mSkg 65 ftSlb SInstall the drive chain housing cover 3 A Properly install the rubber seal onto the drive chain housing making sure that these are no gaps STighten the bolts 4 Bolt drive chain housing cover 24 Nm 2 4 mSkg 17 ftSlb SInstall the spacer STighten the set screw 5 Set screw spacer ...

Page 244: ...rake pad removal Cap bolt Retaining pin Pad spring Brake pad Brake caliper assembly 1 1 1 2 1 Remove the parts in the order listed below For installation reverse the removal procedure A 6 Nm 0 6 mSkg 4 3 ftSlb B 48 Nm 4 8 mSkg 35 ftSlb BRAKE POWR TR BRAKE ...

Page 245: ...wise dam age may occur SDo not disconnect any hydraulic connec tion otherwise the entire system must be disassembled drained cleaned and then properly filled and bled after reassembly BRAKE PAD REPLACEMENT It is not necessary to disassemble the brake cal iper and brake hose in order to replace the brake pads 1 Remove SBrake pads 1 SDo not depress the brake lever when the cali per or disc is off th...

Page 246: ...he caliper bleed screw and push the pistons into the caliper with your finger STighten the caliper bleed screw 2 Bleed screw 6 Nm 0 6 mSkg 4 3 ftSlb SInstall the brake pads and pad spring 3 Inspect SBrake fluid level Refer to BRAKE FLUID LEVEL INSPEC TION in CHAPTER 2 4 Check SBrake lever operation A soft or spongy feeling Bleed brake sys tem Refer to AIR BLEEDING HYDRAULIC BRAKE SYSTEM in CHAPTER...

Page 247: ...per assembly Parking brake cable Spring Lever Parking brake assembly Collar 1 1 1 1 1 1 1 Remove the parts in the order listed below Drain For installation reverse the removal procedure 30 Nm 3 0 mSkg 22 ftSlb 48 Nm 4 8 mSkg 35 ftSlb A B 1 2 3 4 5 6 7 13 Nm 1 3 mSkg 9 4 ftSlb C 16 Nm 1 6 mSkg 12 ftSlb D BRAKE POWR TR ...

Page 248: ...from the caliper body SRemove the piston seals and reinstall the piston SRepeat the previous steps to force out the right piston from the caliper body SNever try to pry out the pistons SDo not loosen the retaining pin 3 BRAKE CALIPER INSPECTION AND REPAIR Recommended brake component replacement schedule Brake pads As required Piston seals and dust seals Every two years Brake hose Every two years B...

Page 249: ...on seals and dust seals whenever a caliper is disassembled BRAKE CALIPER ASSEMBLY SAll internal parts should be cleaned only with new brake fluid SInternal parts should be lubricated with brake fluid when installed Recommended brake fluid DOT 4 SReplace the piston seals and dust seals whenever a caliper is disassembled BRAKE CALIPER INSTALLATION 1 Install SBrake hose 1 When installing the brake ho...

Page 250: ... assembly 1 1 1 1 1 1 1 Remove the parts in the order listed below Drain For installation reverse the removal procedure 10 Nm 1 0 mSkg 7 2 ftSlb 30 Nm 3 0 mSkg 22 ftSlb A B 1 2 3 4 5 6 7 Brake master cylinder disassembly Reservoir cap set Diaphagm Master cylinder kit Master cylinder body 1 1 1 1 Disassemble the parts in the order listed below For assembly reverse the disassembly procedure 1 2 3 4 ...

Page 251: ...ge Replace as a set BRAKE MASTER CYLINDER ASSEMBLY SAll internal parts should be cleaned only with new brake fluid SInternal parts should be lubricated with brake fluid when installed Recommended brake fluid DOT 4 SReplace the piston seals and dust seals whenever a caliper is disassembled INSTALLATION 1 Connect SBrake hose When installing the brake hose onto the brake master cylinder make sure tha...

Page 252: ...djuster Left side cover Slide rail suspension Collar 1 2 Remove the parts in the order listed below Loosen Loosen Refer to PRIMARY SHEAVE AND DRIVE VELT For installation reverse the removal procedure A 72 Nm 7 2 mSkg 52 ftSlb SLIDE RAIL SUSPENSION POWR TR SLIDE RAIL SUSPENSION RX10 RX10S RX10R RX10RS ...

Page 253: ... Shaft Bushing Collar Suspension wheel Collar Wheel bracket Front pivot arm bracket 2 2 4 2 1 2 1 2 1 2 1 4 2 2 2 2 2 Remove the parts in the order listed below A 4 Nm 0 4 mSkg 2 9 ftSlb 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 30 Nm 3 0 mSkg 22 ftSlb B C D 49 Nm 4 9 mSkg 35 ftSlb E 72 Nm 7 2 mSkg 52 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15...

Page 254: ...lar Wheel bracket Circlip Suspension wheel Collar Bushing Shaft Rear suspension bracket Spacer Bushing Collar 2 2 2 2 2 2 2 1 1 2 2 1 A 24 Nm 2 4 mSkg 17 ftSlb 49 Nm 4 9 mSkg 35 ftSlb 72 Nm 7 2 mSkg 52 ftSlb B C ESSO beacon 325 grease or Aeroshell grease 7A 1 19 20 21 22 23 24 25 26 27 28 18 29 ...

Page 255: ... Remarks Rear shock absorber Bushing Collar Pull rod Collar Bushing Guide wheel Control rod assembly Bushing Bushing 1 2 1 2 4 4 2 2 2 2 A 49 Nm 4 9 mSkg 35 ftSlb 72 Nm 7 2 mSkg 52 ftSlb B ESSO beacon 325 grease or Aeroshell grease 7A 1 30 31 32 33 34 35 36 37 38 39 ...

Page 256: ...ear axle Guide wheel Collar Tension adjuster Collar Collar Sliding frame 1 2 1 1 1 1 2 2 1 1 3 2 2 1 1 2 For assembly reverse the disassembly procedure A 24 Nm 2 4 mSkg 17 ftSlb 72 Nm 7 2 mSkg 52 ftSlb 75 Nm 7 5 mSkg 54 ftSlb B C 40 41 42 43 44 45 46 47 48 49 50 51 52 53 ESSO beacon 325 grease or Aeroshell grease 7A 1 39 38 SLIDE RAIL SUSPENSION POWR TR ...

Page 257: ...xle nut Tension adjuster Left side cover Slide rail suspension Collar 1 2 Remove the parts in the order listed below Loosen Loosen Refer to PRIMARY SHEAVE AND DRIVE VELT For installation reverse the removal procedure A 72 Nm 7 2 mSkg 52 ftSlb SLIDE RAIL SUSPENSION POWR TR RX10M RX10MS ...

Page 258: ...ront suspension bracket Suspension wheel Collar Wheel bracket 2 2 2 1 1 4 2 1 1 2 1 4 2 1 2 2 2 Remove the parts in the order listed below A 4 Nm 0 4 mSkg 2 9 ftSlb 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 30 Nm 3 0 mSkg 22 ftSlb B C D 49 Nm 4 9 mSkg 35 ftSlb E 72 Nm 7 2 mSkg 52 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 SLIDE RAIL SUSP...

Page 259: ...clip Suspension wheel Collar Bushing Collar Rear suspension bracket Spacer Bushing Collar 2 2 2 2 2 2 2 2 1 1 2 2 1 A 24 Nm 2 4 mSkg 17 ftSlb 49 Nm 4 9 mSkg 35 ftSlb 72 Nm 7 2 mSkg 52 ftSlb B C ESSO beacon 325 grease or Aeroshell grease 7A 1 18 19 20 21 22 23 24 25 26 27 28 29 30 SLIDE RAIL SUSPENSION POWR TR ...

Page 260: ... Collar Pull rod Collar Bushing Guide wheel Control rod assembly Bushing Bushing Shaft 1 2 1 2 4 4 2 2 2 2 1 A 49 Nm 4 9 mSkg 35 ftSlb 72 Nm 7 2 mSkg 52 ftSlb B ESSO beacon 325 grease or Aeroshell grease 7A 1 31 32 33 34 35 36 37 38 39 40 41 SLIDE RAIL SUSPENSION POWR TR ...

Page 261: ...Rear axle Guide wheel Collar Tension adjuster Collar Collar Sliding frame 1 2 1 1 1 1 2 2 1 1 4 2 2 2 1 2 For assembly reverse the disassembly procedure A 24 Nm 2 4 mSkg 17 ftSlb 72 Nm 7 2 mSkg 52 ftSlb 75 Nm 7 5 mSkg 54 ftSlb B C ESSO beacon 325 grease or Aeroshell grease 7A 1 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 SLIDE RAIL SUSPENSION POWR TR ...

Page 262: ...pect SStopper band 1 Frayed damage Replace SPull rod 2 Bends damage Replace SShock absorber 3 Oil leaks damage Replace SBushings Wear cracks damage Replace SFront pivot arm 4 SRear pivot arm 5 SRear pivot arm bracket 6 SSuspension wheel bracket 7 SSliding frame 8 Cracks damage Replace SSlide runner 9 Wear damage Replace A RX10 RX10S RX10R RX10RS B RX10M RX10MS ...

Page 263: ...tall the stopper band with a toward the hook and b toward the front suspension bracket SFor RX10M RX10MS Install the stopper band with a toward the hook and b toward the shaft Nut stopper band 4 Nm 0 4 mSkg 2 9 ftSlb INSTALLATION 1 Adjust SSlide rail suspension position Refer to REAR SUSPENSION in CHAP TER 2 ...

Page 264: ...2 5P 3 7 5 0 098P 3 0 295 RX10M RX10MS 257 5 10 14 165 0 6 50 0 098P 3 0 295 Control rod 1 parts number Control rod 2 parts number Washer plate parts number Washer plate thickness mm in parts number parts number Upper Lower 8FA 4745A 00 RX10 RX10S RX10R RX10RS 8CR 4745B 00 90202 16229 2 5 0 098 90202 16232 10 0 0 394 8EP 4745A 00 RX10M RX10MS 90202 16229 2 5 0 098 90202 16230 5 0 0 197 ...

Page 265: ...r Gear unit Set bolt Front axle assembly Bearing Track 1 1 1 2 1 1 1 Remove the parts in the order listed below Refer to DRIVE CHAIN HOUSING Refer to SLIDE RAIL SUSPENSION Refer to SECONDARY SHEAVE For installation reverse the removal procedure A 9 Nm 0 9 mSkg 6 5 ftSlb 20 Nm 2 0 mSkg 14 ftSlb 40 Nm 4 0 mSkg 29 ftSlb B C FRONT AXLE AND TRACK POWR TR FRONT AXLE AND TRACK ...

Page 266: ...1 Wear break damage Replace SFront axle 2 Bends scratches excessive damage Re place INSTALLATION 1 Install SSprocket wheels SGuide wheels SWhen pressing the sprocket wheels onto the front axle align the lugs on each sprocket wheel SPosition each sprocket wheel on the axle as shown in the illustration A RX10 RX10S RX10R RX10RS B RX10M RX10MS ...

Page 267: ...D TRACK POWR TR A B NOTE 2 Place the track in the chassis For track with a direction of rotation mark a Install the track with the mark pointing in the direction of track rotation A RX10 RX10S RX10R RX10RS B RX10M RX10MS ...

Page 268: ...nk removal Rear cover Muffler end pipe Muffler side cover Tail brake light cover Seat Fuel tank cover Side cover Fuel tank 1 2 2 1 1 1 2 1 Remove the parts in the order listed below For installation reverse the removal procedure SEAT AND FUEL TANK ENG ENGINE SEAT AND FUEL TANK ...

Page 269: ...rotector Muffler Exhaust pipe Gasket Band 1 1 2 2 2 Remove the parts in the order listed below Refer to SLIDE RAIL SUSPENSION in CHAPTER 4 Refer to SEAT AND FUEL TANK For installation reverse the removal procedure Refer to FRONT AXLE AND TRACK in CHAPTER 4 A 20 Nm 2 0 mSkg 14 ftSlb 25 Nm 2 5 mSkg 18 ftSlb B 16 Nm 1 6 mSkg 12 ftSlb C 11 Nm 1 1 mSkg 8 ftSlb D EXHAUST PIPE AND MUFFLER ...

Page 270: ...ang the exhaust pipe to the frame a 3 Tighten SExhaust pipe bolts 1 Bolt band 9 Nm 0 9 mSkg 7 ftSlb 4 Tighten SExhaust pipe bolts 1 SMuffler band bolts 2 Bolt exhaust pipe 25 Nm 2 5 mSkg 18 ftSlb Bolt muffler band 20 Nm 2 0 mSkg 14 ftSlb 5 Tighten SMuffler bolt 1 Bolt muffler 16 Nm 1 6 mSkg 12 ftSlb ...

Page 271: ...rder listed below Refer to PRIMARY SHEAVE AND DRIVE V BELT in CHAPTER 4 Drain Refer to COOLING SYSTEM in CHAPTER 2 Refer to SEAT AND FUEL TANK Refer to STEERING in CHAPTER 3 Refer to A C MAGNETO AND STARTER CLUTCH For installation reverse the removal procedure Refer to CARBURETORS in CHAPTER 7 A 7 Nm 0 7 mSkg 5 1 ftSlb 65 Nm 6 5mSkg 47 ftSlb B 30 Nm 3 0 mSkg 22 ftSlb C 23 Nm 2 3 mSkg 17 ftSlb D EN...

Page 272: ...ion steps STighten the rear engine mounting adjust bolt Bolt engine mounting adjust 7 Nm 0 7 mSkg 5 1 ftSlb STighten the rear engine mounting nut Nut engine mounting 65 Nm 6 5 mSkg 47 ftSlb STighten the front right and left engine mount ing adjust bolts until they come to cantact with the engine damper At this time do not apply torque to the engine mounting adjust bolts STighten the front right an...

Page 273: ...Spark plug Cylinder head cover Cylinder head cover gasket Timing chain guide top side 4 4 1 1 1 Remove the parts in the order listed below Drain Refer to HEAT EXCHANGER in CHAPTER 6 For installation reverse the removal procedure A 12 Nm 1 2 mSkg 8 7 ftSlb 13 Nm 1 3 mSkg 9 4 ftSlb B CAMSHAFTS ENG CAMSHAFTS CYLINDER HEAD COVER ...

Page 274: ...ke camshaft sprocket Exhaust camshaft sprocket Intake camshaft cap Dowel pin Exhaust camshaft cap 1 1 1 1 1 1 3 12 3 Remove the parts in the order listed below Refer to A C MAGNETO AND STARTER CLUTCH During removal the dowel pins may still be connected to the camshaft caps NOTE A 10 Nm 1 0 mSkg 7 2 ftSlb 24 Nm 2 4 mSkg 17 ftSlb B 6 Nm 0 6 mSkg 4 3 ftSlb C 10 Nm 1 0 mSkg 7 2 ftSlb D CAMSHAFTS ENG C...

Page 275: ...ftSlb 24 Nm 2 4 mSkg 17 ftSlb B 6 Nm 0 6 mSkg 4 3 ftSlb C 10 Nm 1 0 mSkg 7 2 ftSlb D Order Job name Part name Q ty Remarks 10 11 Intake camshaft Exhaust camshaft 1 1 For installation reverse the removal procedure CAMSHAFTS ENG ...

Page 276: ...ression stroke align the I mark a with the stationary pointer b on the A C magneto rotor STDC on the compression stroke can be found when the camshaft lobes are turned away from each other 3 Loosen SCamshaft sprocket bolts 1 4 Loosen STiming chain tensioner cap bolt 1 5 Remove STiming chain tensioner 2 SGasket 6 Remove SCamshaft sprockets 1 To prevent the timing chain from falling into the crankca...

Page 277: ...e exhaust side 1 SCamshaft caps SDowel pins To prevent damage to the cylinder head camshafts or camshafts caps loosen the camshaft cap bolts in stages and in a criss cross pattern working from the outside in 8 Remove SIntake camshaft 1 SExhaust camshaft 2 ...

Page 278: ...aft dimensions Intake Limit a 32 40 mm 1 2756 in b 24 85 mm 0 9783 in Exhaust Limit a 32 85 mm 1 2933 in b 24 85 mm 0 9783 in 3 Measure SCamshaft runout Out of specification Replace Camshaft runout 0 03 mm 0 0012 in 4 Measure SCamshaft journal to camshaft cap clear ance Out of specification Measure the cam shaft journal diameter Camshaft journal to camshaft cap clearance 0 028 X 0 062 mm 0 0011 X ...

Page 279: ...stigauge Bolt camshaft cap 10 Nm 1 0 mSkg 7 2 ftSlb SRemove the camshaft caps and then mea sure the width of the Plastigauge 1 5 Measure SCamshaft journal diameter a Out of specification Replace the cam shaft Within specification Replace the cylinder head and the camshaft caps as a set Camshaft journal diameter 24 459 X 24 472 mm 0 9630 X 0 9635 in 6 Inspect SCamshaft sprocket More than 1 4 tooth ...

Page 280: ...the tensioner rod fully clockwise with a thin screwdriver 1 SRemove the screwdriver and slowly release the timing chain tensioner rod SMake sure that the timing chain tensioner rod comes out of the timing chain tensioner hous ing smoothly If there is rough movement re place the timing chain tensioner 9 Inspect SAll parts Damage wear Replace the defective part s ...

Page 281: ...ment Reinstall 3 Install SCamshaft cap bolts Bolt camshaft cap 10 Nm 1 0 mSkg 7 2 ftSlb Tighten the camshaft cap bolts in stages and in a crisscross pattern working from the inner caps out The camshaft cap bolts must be tightened evenly or damage to the cylinder head cam shaft caps and camshafts will result 4 Install SIntake camshaft sprocket SExhaust camshaft sprocket Installation steps STurn the...

Page 282: ...osite each other so that the punch marks c in the camshaft are aligned with the arrow marks d in the cam shaft caps as shown SWhile holding the camshafts temporarily tight en the camshaft sprocket bolts 5 Install STiming chain tensioner Installation steps SWhile lightly pressing the timing chain tension er rod by hand turn the tensioner rod fully clockwise with a thin screwdriver 1 SWith the timin...

Page 283: ...cap 6 Nm 0 6 mSkg 4 3 ftSlb STurn the crankshaft several turns clockwise 6 Inspect Inspection steps S I mark a Make sure that the I mark on the A C magne to rotor is aligned with the stationery pointer b on the A C magneto rotor cover SCamshaft punch marks c Make sure that the punch marks c on the camshaft are aligned with the arrow mark d on the camshaft caps Out of alignment Adjust Refer to the ...

Page 284: ...d Gasket Cylinder head Cylinder head gasket Dowel pin 1 4 1 4 4 1 1 2 Remove the parts in the order listed below Refer to SEAT AND FUEL TANK Refer to CAMSHAFTS For installation reverse the removal procedure A 20 Nm 2 0 mSkg 14 ftSlb 121_ 20 Nm 2 0 mSkg 14 ftSlb 105_ B 20 Nm 2 0 mSkg 14 ftSlb 140_ C 12 Nm 1 2 mSkg 8 7 ftSlb D 25 Nm 2 5 mSkg 18 ftSlb E CYLINDER HEAD ENG CYLINDER HEAD ...

Page 285: ...REMOVAL 1 Remove SCylinder head nuts 1 SCylinder head cap nut 2 SCylinder head bolts 3 SLoosen the nuts in the proper sequence as shown SLoosen each nut 1 2 of a turn at a time After all of the nuts are fully loosened remove them ...

Page 286: ...deposits rust Eliminate 3 Measure SCylinder head warpage Out of specification Resurface the cylin der head Warpage limit 0 1 mm 0 004 in Measurement steps SPlace a straightedge 1 and a thickness gauge 2 across the cylinder head SMeasure the warpage SIf the limited is exceeded resurface the cylin der head as follows SPlace a 400 X 600 grit wet sandpaper on the surface plate and resurface the cylind...

Page 287: ...etighten the nuts to specification torque Tightening steps STighten the nuts 1 2 Nut cylinder head 1st 20 Nm 2 0 mSkg 14 ftSlb 2nd 121_ STighten the nuts 3 X 6 8 9 Nut cylinder head 1st 20 Nm 2 0 mSkg 14 ftSlb 2nd 105_ STighten the nuts 7 10 Nut cylinder head 1st 20 Nm 2 0 mSkg 14 ftSlb 2nd 140_ SCylinder head bolts 11 12 Bolt cylinder head 12 Nm 1 2 mSkg 8 7 ftSlb SApply engine oil onto the threa...

Page 288: ...e cotter Intake valve retainer Intake valve spring Intake valve stem seal Intake valve spring seat Intake valve Intake valve guide Exhaust valve lifter Exhaust valve pad Exhaust valve cotter Exhaust valve retainer 12 12 24 12 12 12 12 12 12 8 8 16 8 Remove the parts in the order listed below Refer to CYLINDER HEAD VALVES AND VALVE SPRINGS ENG VALVES AND VALVE SPRINGS ...

Page 289: ...t name Q ty Remarks 14 15 16 17 18 Exhaust valve spring Exhaust valve stem seal Exhaust valve spring seat Exhaust valve Exhaust valve guide 8 8 8 8 8 For installation reverse the removal procedure VALVES AND VALVE SPRINGS ENG ...

Page 290: ...lifter and valve pad so that they can be reinstalled in their original place 2 Inspect SValve sealing Leakage at the valve seat Inspect the valve face valve seat and valve seat width Inspection steps SPour a clean solvent a into the intake and ex haust ports SCheck that the valves properly seal There should be to leakage at the valve seat 1 3 Remove SValve cotters 1 Remove the valve cotters by com...

Page 291: ...ery carefully so that it can be reinstalled in its original place INSPECTION 1 Measure SValve stem to valve guide clearance Valve stem to valve guide clearance Valve guide inside diameter Valve stem diameter Out of specification Replace the valve guide Valve stem to valve guide clearance Intake 0 010 X 0 037 mm 0 0004 X 0 0015 in Exhaust 0 025 X 0 052 mm 0 0010 X 0 0020 in 2 Replace SValve guide T...

Page 292: ...ve guide remover Intake ø4 90890 04111 YM 04111 Exhaust ø4 5 90890 04116 YM 04116 Valve guide installer Intake ø4 90890 04112 YM 04112 Exhaust ø4 5 90890 04117 YM 04117 Valve guide reamer Intake 90890 04113 YM 04113 Exhaust 90890 04118 YM 04118 3 Eliminate SCarbon deposits from the valve face and valve seat 4 Inspect SValve face Pitting wear Grind the valve face SValve stem end Mushroom shape or d...

Page 293: ...width a Out of specification Replace the cylinder head Valve seat width Intake 0 9 X 1 1 mm 0 035 X 0 043 in Exhaust 0 9 X 1 1 mm 0 035 X 0 043 in Measurement steps SApply Mechanic s blueing dye Dykem 1 onto the valve face SInstall the valve into the cylinder head SPress the valve through the valve guide and onto the valve seat to make a clear pattern SMeasure the valve seat width Where the valve ...

Page 294: ...e back and forth be tween your hand SApply a fine lapping compound to the valve face and repeat the above steps SAfter every lapping procedure be sure to clean off all of the lapping compound from the valve face and valve seat SApply Mechanic s blueing dye Dykem onto the valve face SInstall the valve into the cylinder head SPress the valve through the valve guide and onto the valve seat to make a ...

Page 295: ... at 34 5 mm 8 2 X 9 6 kg at 34 5 mm 18 1 X 21 2 lb at 1 36 in Exhaust 110 X 126 N at 35 0 mm 11 0 X 12 6 kg at 35 0 mm 24 3 X 27 8 lb at 1 38 in 13 Measure SValve spring tilt a Out of specification Replace the valve spring Spring tilt Intake 2 5_ 1 7 mm 0 067 in Exhaust 2 5_ 1 8 mm 0 071 in 14 Inspect SValve lifter Damage scratches Replace the valve lift ers and cylinder head ...

Page 296: ...ant Molybdenum disulfide oil 3 Install SValve 1 SLower spring seat 2 SOil seal 3 SValve spring 4 SUpper spring seat 5 into the cylinder head Install the valve spring with the larger pitch a facing up Smaller pitch b Make sure that each valve is installed in its origi nal place Refer to the following embossed marks Right and left intake valve s 4XV Middle intake valve s 4XV Exhaust valve s 5LV ...

Page 297: ... 04114 YM 4114 Exhaust valve 90890 04108 YM 4108 5 To secure the valve cotters onto the valve stem lightly tap the valve tip with a soft face hammer Hitting the valve tip with excessive force could damage the valve 6 Install SValve pad 1 SValve lifter 2 SApply molybdenum disulfide oil onto the valve lifter and valve pad SThe valve lifter must move smoothly when ro tated with a finger SEach valve l...

Page 298: ...wel pin 1 1 1 1 2 Remove the parts in the order listed below Refer to DRIVE CHAIN HOUSING in CHAPTER 4 Drain Refer to ENGINE OIL REPLACEMENT in CHAPTER 2 Disconnect For installation reverse the removal procedure A 12 Nm 1 2 mSkg 8 7 ftSlb 10 Nm 1 0 mSkg 7 2 ftSlb B 19 Nm 1 9 mSkg 14 ftSlb C A C MAGNETO AND STARTER CLUTCH ENG A C MAGNETO AND STARTER CLUTCH A C MAGNETO ROTOR COVER ...

Page 299: ...r Idle gear shaft Starter motor idle gear Starter clutch Woodruff key Starter clutch gear 1 1 1 1 1 1 Remove the parts in the order listed below For installation reverse the removal procedure A 130 Nm 13 0 mSkg 94 ftSlb 12 Nm 1 2 mSkg 8 7 ftSlb B A C MAGNETO AND STARTER CLUTCH ENG A C MAGNETO ROTOR AND STARTER CLUTCH ...

Page 300: ...C magneto rotor Sheave holder 90890 01701 YS 01880 2 Remove SA C magneto rotor 1 with the rotor holding puller 2 and rotor holding puller attachment SWoodruff key To protect the end of the crankshaft place an appropriate sized socket between the ro tor holding puller set s center bolt and the crankshaft Make sure the rotor holding puller is centered over the A C magneto rotor Rotor holding puller ...

Page 301: ... roughness wear Replace the defective part s SStarter clutch gear s contacting surfaces a Damage pitting wear Replace the starter clutch gear 6 Inspection SStarter clutch operation Installation steps SInstall the starter clutch gear 1 onto the start er clutch 2 and hold the starter clutch SWhen turning the starter clutch gear clockwise A the starter clutch and the starter clutch gear should engage...

Page 302: ...1 2 mSkg 8 7 ftSlb LOCTITER 3 Install SWoodruff key SMagneto rotor SWasher SBolt SClean the tapered portion of the crankshaft and the magneto rotor hub SWhen installing the magneto rotor make sure the woodruff key is properly seated in the key way of the crankshaft 4 Tighten SBolt 1 Bolt A C magneto rotor 130 Nm 13 0 mSkg 94 0 ftSlb SWhile holding the A C magneto rotor 2 with the sheave holder 3 t...

Page 303: ...5 36 A C MAGNETO AND STARTER CLUTCH ENG 5 Apply SSealant onto the stator coil assembly lead grommet Yamaha bond No 1215 90890 85505 Quick gasket ACC 1100 15 01 ...

Page 304: ... Oil pan Gasket Dowel pin Oil pump assembly Oil pipe 1 1 1 4 1 1 Remove the parts in the order listed below Refer to ENGINE ASSEMBLY Refer to WATER PUMP in CHAPTER 6 For installation reverse the removal procedure A 10 Nm 1 0 mSkg 7 2 ftSlb 12 Nm 1 2 mSkg 8 7 ftSlb B OIL PAN AND OIL PUMP ENG OIL PAN AND OIL PUMP ...

Page 305: ...n Oil pump outer rotor 1 Oil pump cover 2 Oil pump inner rotor 2 Oil pump outer rotor 2 Oil pump shaft Valve Spring Pin Oil pump housing 1 1 2 1 1 1 1 1 1 1 4 1 Disassemble the parts in the order listed below For assembly reverse the disassembly procedure 1 2 3 4 5 6 7 8 9 10 11 12 OIL PAN AND OIL PUMP ENG ...

Page 306: ...IL PAN AND OIL PUMP ENG NOTE REMOVAL 1 Remove SPipe 1 SOil pan 2 SOil pump Loosen each bolt 1 4 of a turn at a time in stages and in a crisscross pattern After all of the bolts are fully loosened remove them ...

Page 307: ...e b between outer rotor 2 and pump housing 3 Out of specifications Replace oil pump as sembly Inner rotor to outer rotor tip clearance 0 09 X 0 15 mm 0 004 X 0 006 in Outer rotor to oil pump housing clearance 0 03 X 0 08 mm 0 001 X 0 003 in 3 Inspect SCheck ball seat 1 SCheck ball 2 SSpring 3 SValve 4 Damage wear Replace the defective part s 4 Inspect SPipe 1 SOil strainer 2 Damage Replace Obstruc...

Page 308: ...er rotor 3 SHousing 4 When installing the inner rotor align the pin 1 in the oil pump shaft with the groove a on the inner rotor 2 3 Inspect SOil pump operation Unsmooth operation Replace 4 Install SOil pump assembly 1 SOil strainer 2 SPipe 3 5 Install SDowel pin SGasket SOil pan 6 Tighten SOil pan bolts Bolt oil pan 10 Nm 1 0 mSkg 7 2 ftSlb Tighten the oil pan bolts in stages and in a criss cross...

Page 309: ...e intake side Lower crankcase Dowel pin Counter shaft oil seal Cover 1 2 1 1 1 1 1 2 1 1 Remove the parts in the order listed below For installation reverse the removal procedure A 12 Nm 1 2 mSkg 8 7 ftSlb 15 Nm 1 5 mSkg 11 ftSlb B 12 Nm 1 2 mSkg 8 7 ftSlb C 10 Nm 1 0 mSkg 7 2 ftSlb D CRANKCASE ENG CRANKCASE CRANKCASE E Tighten these bolts first F Tighten these bolts second ...

Page 310: ...val Connecting rod cap Big end bearing Piston pin clip Piston pin Piston Connecting rod Top ring 2nd ring Oil ring 4 8 8 4 4 4 4 4 4 Remove the parts in the order listed below For installation reverse the removal procedure A 20 Nm 2 0 mSkg 14 ftSlb 120_ CRANKCASE ENG CONNECTING RODS AND PISTONS ...

Page 311: ...ft assembly Oil pump drive chain Oil pump driven gear Order Job name Part name Q ty Remarks 1 2 3 4 5 6 7 1 10 1 1 1 1 1 Remove the parts in the order listed below For installation reverse the removal procedure A 75 Nm 7 5 mSkg 54 ftSlb CRANKCASE ENG CRANKSHAFT AND COUNTER SHAFT A This bolt has a left hand thread ...

Page 312: ...nkcase tightening sequence 2 Remove SLower crankcase Tap on one side of the crankcase with a soft face hammer Tap only on reinforced por tions of the crankcase not on the crankcase mating surfaces Work slowly and carefully and make sure that the crankcase halves separate evenly 3 Remove SDowel pins SCrankshaft journal bearing Identify the position of each crankshaft journal lower bearing so that i...

Page 313: ...ve and the piston s pin bore area If both areas are deburred and the piston pin is still difficult to remove remove it with the piston pin puller 1 Piston pin puller 90890 01304 YU 01304 6 Remove STop ring S2nd ring SOil ring When removing a piston ring open the end gap with your fingers and lift the other side of the ring over the piston crown 7 Remove SCrankshaft SCrankshaft journal bearing Iden...

Page 314: ...gauge 1 Measure cylinder bore C by taking side to side and front to back measurements of the cylinder Then find the average of the measure ments Cylinder bore C 74 000 X 74 010 mm 2 9134 X 2 9138 in Wear limit 74 06 mm 2 9157 in Taper limit T 0 05 mm 0 0020 in Out of round R 0 05 mm 0 0020 in C maximum of D1 X D6 T maximum of D1 or D2 maximum of D5 or D6 R maximum of D1 D3 or D5 maximum of D2 D4 o...

Page 315: ...ance Cylinder bore C Piston skirt diameter P Piston to cylinder clearance 0 030 X 0 055 mm 0 0012 X 0 0022 in Limit 0 12 mm 0 0047 in SIf out of specification replace the cylinder and the piston and piston rings as a set 3 Measure SSide clearance piston rings Use the thickness gauge 1 Out of specification Replace the piston and piston rings as a set Eliminate the carbon deposits from the piston ri...

Page 316: ...measured If the oil ring rail s gap is exces sive replace all three piston rings Piston ring end gap Top ring 0 32 X 0 44 mm 0 010 X 0 020 in 2nd ring 0 43 X 0 58 mm 0 017 X 0 023 in Oil ring 0 10 X 0 35 mm 0 004 X 0 014 in 6 Inspect SPiston pin Blue discoloration grooves Replace the piston pin and then check the lubrication sys tem 7 Measure SOutside diameter piston pin Out of specification Repla...

Page 317: ...ce Out of specification Replace the piston pin and piston as a set Piston pin to piston pin bore clearance Piston pin bore size Piston pin outside diameter Piston pin to piston pin bore clearance 0 002 X 0 022 mm 0 00008 X 0 0009 in Limit 0 072 mm 0 0028 in 10 Measure SRunout Use the V blocks and a dial gauge Out of specification Replace the crank shaft Dial gauge 90890 03097 YU 03097 Crankshaft r...

Page 318: ...o obtain the correct crankshaft journal to crankshaft journal bearing clear ance and prevent engine damage the crank shaft journal bearings must be installed in their original positions SClean the crankshaft journal bearings crank shaft journals and bearing portions of the crankcase SPlace the upper crankcase upside down on a bench SInstall the crankshaft journal upper bearings 1 and the crankshaf...

Page 319: ...cast on the crankcase Crankcase bolt Bolt 1 X 10 1st 15 Nm 1 5 mSkg 11 ftSlb 2nd 15 Nm 1 5 mSkg 11 ftSlb 45 X 50_ Bolt 11 X 26 12Nm 1 2 mSkg 8 7 ftSlb M9 105 mm bolts 1 X 10 M8 65 mm bolts 16 20 M5 90 mm bolts 26 M5 80 mm bolts 25 M5 55 mm bolts 11 X 15 M5 45 mm bolts 17 19 21 X 24 M5 25 mm bolts 18 Lubricate the crankcase bolt threads with en gine oil SRemove the lower crankcase and the crank sha...

Page 320: ...e the same use the same size for all of the bearings Selection of bearings For example if the crankcase J1 and crank shaft web J1 numbers are 6 and 2 respec tively then the bearing size for J1 is Bearing size for J1 J1 crankcase J1 crankshaft web 2 6 2 2 2 black CRANKSHAFT JOURNAL BEARING COLOR CODE 1 Violet 0 White 1 Blue 2 Black 3 Brown 14 Measure SCrankshaft pin to big end bearing clear ance Ou...

Page 321: ... connecting rod cap Align the projections a on the big end bearings with the notches b in the connecting rod and connecting rod cap SPut a piece of Plastigauge 1 on the crank shaft pin SAssemble the connecting rod halves SDo not move the connecting rod or crankshaft until the clearance measurement has been completed SApply molybdenum disulfide grease onto the bolts threads and nut seats SMake sure...

Page 322: ...rther to reach the specified angle 120_ When the nut is tightened more than the specified angle do not loosen the nut and then retighten it Replace the bolt with a new one and perform the procedure again SDo not use a torque wrench to tighten the nut to the specified angle STighten the nut until it is at the specified angles When using a hexagonal nut note that the angle from one corner to another...

Page 323: ...ngs For example if the connecting rod P1 and the crankshaft web P1 numbers are 5 and 1 re spectively then the bearing size for P1 is Bearing size for P1 P1 connecting rod P1 crankshaft 2 5 1 2 2 Black BIG END BEARING COLOR CODE 1 Violet 0 White 1 Blue 2 Black 3 Brown 16 Inspect SCrankcase Cracks damage Replace Thoroughly wash the crankcase halves in a mild solvent Thoroughly clean all the gasket s...

Page 324: ...age wear Replace 19 Inspect SPrimary drive gear 1 SOil pump driven gear 2 Cracks damage wear Replace the de fective part s 20 Inspect STiming chain 1 SOil pump drive chain 2 Damage stiffness Replace the chain and sprocket as a set 21 Inspect STiming chain guide intake side Damage wear Replace the timing chain guide 22 Inspect SCounter shaft assembly Damage Replace ...

Page 325: ...1 S2nd ring 2 SUpper oil ring rail 3 SOil ring expander 4 SLower oil ring rail 5 Be sure to install the piston rings so that the manufacturer s marks or numbers a face up 4 Install SPiston 1 onto the respective connecting rod 2 SPiston pin 3 SPiston pin clip New 4 SApply engine oil onto the piston pin SMake sure that the Y mark a on the connect ing rod faces left when the arrow mark b on the pisto...

Page 326: ...nto the crankshaft pin SConnecting rod cap onto the connecting rod SAlign the projections on the big end bearings with the notches in the connecting rods and connecting rod caps SBe sure to reinstall each big end bearing in its original place SWhile compressing the piston rings with one hand install the connecting rod assembly into the cylinder with the other hand SMake sure that the Y marks a on ...

Page 327: ...ecting rod bolts and nuts STighten the connecting rod nuts SPut a mark 1 on the corner of the connecting rod nut 2 and the connecting rod 3 STighten the nut further to reach the specified angle 120_ When the nut is tightened more than the specified angle do not loosen the nut and then retighten it Replace the bolt with a new one and perform the procedure again SDo not use a torque wrench to tighte...

Page 328: ... sealant to come into contact with the oil gallery or crankshaft journal bear ings Do not apply sealant to within 2 X 3 mm of the crankshaft journal bearings 12 Install SCrankcase journal bearings 1 into the lower crankcase SAlign the projections a on the crankshaft jour nal lower bearings with the notches b in the crankcase SInstall each crankshaft journal lower bearing in its original place 13 I...

Page 329: ... Nm 1 5 mSkg 11 ftSlb 2nd 15 Nm 1 5 mSkg 11 ftSlb 45 X 50_ Bolt 11 X 26 12 Nm 1 2 mSkg 8 7 ftSlb M9 105 mm bolts 1 X 10 M8 65 mm bolts 16 20 M5 90 mm bolts 26 M5 80 mm bolts 25 M5 55 mm bolts 11 X 15 M5 45 mm bolts 17 19 21 X 24 M5 25 mm bolts 18 15 Install SCounter shaft assembly STiming chain SOil pump drive chain 16 Install SGasket SCounter shaft cover SBolts Bolts countershaft cover 12 Nm 1 2 ...

Page 330: ...er right Coolant hose 2 Heat exchanger rear Coolant hose 3 Heat exchanger left Coolant hose 4 Heat exchanger front Coolant hose 5 Water pump assembly Coolant hose 6 Coolant pipe 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Remove the parts in the order listed below Drain Refer to COOLING SYSTEM in CHAPTER 2 Refer to PRIMARY SHEAVE AND DRIVE V VELT in CHAPTER 4 A 35 Nm 3 5 mSkg 25 ftSlb COOLING SYSTEM HEAT EXCHANGE...

Page 331: ...Thermostat assembly Coolant hose 9 Coolant hose 10 Oil cooler outlet hose Oil cooler Oil cooler inlet hose Pipe 3 Water pump hose Carburetor heater hose Heat exchanger hose O ring Coolant hose 11 Coolant hose 12 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 For installation reverse the removal procedure A 35 Nm 3 5 mSkg 25 ftSlb HEAT EXCHANGER COOL ...

Page 332: ...ens with a pressure below the speci fied pressure Replace Filler cap opening pressure 95 X 125 kPa 0 95 X 1 25 kg cm2 14 X 18 psi Measurement steps SAttach the cooling system tester 1 to the cool ant filler cap 2 Cooling system tester 90890 01325 YU 24460 01 Adapter 90890 01352 YU 33984 SApply the specified pressure for 10 seconds and make sure there is no pressure drop ...

Page 333: ...oil cooler bolt Bolt oil cooler 35 Nm 3 5 mSkg 25 ftSlb SBefore installing the oil cooler lubricate the oil cooler bolt and O ring with a thin coat of engine oil SMake sure the O ring is positioned properly SAlign the projection a on the oil cooler with the slot b in the crankcase SBend the lock washer tab along a flat side of the bolt ...

Page 334: ...ermostat housing cover Thermostat Thermostat housing Water temperature sensor 1 1 1 1 Disassemble the parts in the order listed below For assembly reverse the disassembly procedure 1 2 3 4 A 10 Nm 1 0 mSkg 7 2 ftSlb 23 Nm 2 3 mSkg 17 ftSlb B THERMOSTAT COOL THERMOSTAT ...

Page 335: ...mometer in the water SWhile stirring the water observe the thermo stat and thermometer s indicated tempera ture 1 Thermometer 2 Water 3 Thermostat 4 Container A Fully closed B Fully open C More than 7 mm 0 276 in If the accuracy of the thermostat is in doubt re place it A faulty thermostat could cause serious overheating or overcooling 2 Inspect SThermostat housing cover SThermostat housing Cracks...

Page 336: ...e b on the thermostat housing 2 Install SThermostat cover SBolts thermostat housing Bolt thermostat housing 10 Nm 1 0 mSkg 7 2 ftSlb 3 Install SWater temperature sensor 1 to the thermostat housing Water temperature sensor 23 Nm 2 3 mSkg 17 ftSlb Use extreme care when handling the water temperature sensor Replace any part that was dropped or subjected to a strong im pact ...

Page 337: ...lip Impeller shaft Water pump seal Oil seal Bearing O ring Water pump housing Pipe 1 1 1 1 1 1 1 2 1 2 Disassembly the parts in the order listed below Refer to OIL PAN AND OIL PUMP For assembly reverse the disassembly procedure 1 2 3 4 5 6 7 8 9 10 A 12 Nm 1 2 mSkg 8 7 ftSlb WATER PUMP COOL WATER PUMP ...

Page 338: ...pump seal 1 from the inside of the water pump housing 2 2 Remove SBearing 1 SOil seal 2 Remove the bearing 1 and oil seal 2 from the inside of the water pump housing 3 3 Remove SRubber damper holder 1 SRubber damper 2 from the impeller with a thin flat head screwdriver Do not scratch the impeller shaft ...

Page 339: ...ect SBearing Rough movement Replace ASSEMBLY 1 Install SOil seal New 1 to the water pump housing SBefore installing the oil seal apply tap water or coolant onto its outer surface SInstall the oil seal with a socket that matches its outside diameter 2 Install SBearing Install the bearing with a socket that matches its outside diameter 3 Install SWater pump seal New Never apply oil or grease onto th...

Page 340: ...g driver 90890 04058 YM 4058 Yamaha bond No 1215 90890 85505 ACC 11001 05 01 A Push down 4 Install SRubber damper holder 1 SRubber damper 2 Before installing the rubber damper apply tap water or coolant onto its outer surface 5 Measure Simpeller shaft tilt Out of specification Repeat steps 4 and 5 Make sure the rubber damper and rubber damper holder are flush with the impeller Max impeller shaft t...

Page 341: ...Throttle position sensor coupler Carburetor heater lead Carburetor heating hose Fuel hose Throttle cable Carburetor assembly Caburetor joint Collar 1 1 2 1 1 1 2 2 1 1 4 4 Remove the parts in the order listed below Disconnect Disconnect Disconnect For installation reverse the removal procedure A 10 Nm 1 0 mSkg 7 2 ftSlb CARBURETORS CARB CARBURETION CARBURETORS ...

Page 342: ...se Starter plunger link Connecting bolt Spacer Fuel inlet pipe Spring Vacuum chamber air vent hose Float chamber air vent hose Throttle position sensor Carburetor 1 3 1 2 3 2 1 2 2 1 4 Remove the parts in the order listed below For installation reverse the removal procedure 1 2 3 4 5 6 7 8 9 10 11 CARBURETORS CARB ...

Page 343: ...t Vacuum chamber cover Piston valve spring Piston valve Jet needle holder Jet needle kit Pilot screw Fuel drain bolt Float pin 1 1 1 1 1 1 1 1 1 1 Disassemble the parts in the order listed below The following procedure applies to all of the carburetors NOTE 1 2 3 4 5 6 7 8 9 10 CARBURETORS CARB ...

Page 344: ...t Needle valve Needle valve seat Main jet Main jet holder Pilot jet Needle jet Carburetor switch T O R S Carburetor heater Starter jet 1 1 1 1 1 1 1 1 1 1 For assembly reverse the disassembly procedure 11 12 13 14 15 16 17 18 19 20 CARBURETORS CARB ...

Page 345: ... out all passage and jets with compressed air 3 Inspect SFloat chamber body 1 4 Inspect SFloat chamber rubber gasket 2 Cracks damage wear Replace 5 Inspect SFloat 1 Damage Replace 6 Inspect SNeedle valve 1 SNeedle valve seat 2 Damage obstruction wear Replace the needle valve needle valve seat and O ring as a set 7 Inspect SO ring 3 Damage wear Replace the needle valve needle valve seat and O ring ...

Page 346: ...ilot screw 6 SNeedle jet 7 SPilot air jet 8 Bends damage wear Replace Obstruction Clean Blow out the jets with compressed air 11 Inspect SPiston valve movement Insert the piston valve into the carburetor body and move it up and down Tightness Replace the piston valve 12 Inspect SFuel feed pipes SHose joint Cracks damage Replace Obstruction Clean Blow out the pipes with compressed air 13 Inspect SF...

Page 347: ...Out of specification Adjust Float height 11 X 15 mm 0 43 X 0 59 in Measurement and adjustment steps SHold the carburetor upside down SMeasure the distance between the carbure tor body and top of the floats The float arm should resting on the needle valve without exerting pressure on it SIf the float height is not within specification inspect the valve seat and needle valve SIf either is worn repla...

Page 348: ...d and hose routing 1 Adjust SCarburetor synchronization Refer to SYNCHRONIZING THE CARBU RETORS in CHAPTER 2 2 Adjust SEngine idling speed Engine idle speed 1 350 100 r min 1 250 X 1 450 r min Refer to ENGINE IDLE SPEED ADJUST MENT in CHAPTER 2 3 Adjust SThrottle cable free play Refer to THROTTLE CABLE FREE PLAY in CHAPTER 2 ...

Page 349: ... SLoosen the fuel drain screw SHold the fuel level gauge vertically next to the line on the float chamber SMeasure the fuel level a on both sides of the carburetor assembly The fuel level readings should be equal on both sides 2 Adjust SFuel level Adjustment steps SRemove the carburetor assembly SInspect the needle valve seat and needle valve SIf either is worn replace them as a set SIf both are f...

Page 350: ...ue terminal 1 Tester lead Black terminal 2 SCheck the throttle position sensor resistance Throttle position sensor resistance R1 4 X 6 kΩ at 20_C 68_F Blue Black Out of specification Replace the throttle posi tion sensor SConnect the pocket tester Ω 1k to the throttle position sensor coupler Tester lead Yellow 3 Tester lead Black 2 SWhile slowly pushing the throttle check the throttle position sen...

Page 351: ...tal multimeter lead 3 SMeasure the voltage A When measuring the voltage A be sure that the test coupler is connected to the throttle position sensor SCalculate the specified voltage B Specified voltage B Voltage A 0 136 SLoosen the throttle position sensor bolts 4 SConnect the digital multimeter to the test cou pler Digital multimeter lead 1 Digital multimeter lead 3 SAdjust the throttle position ...

Page 352: ...ty vac 1 to the vacuum hose 2 Mity vac 90890 06756 YB 35956 SPlace a container 3 under the end of the fuel hoses 4 SOperate the Mity vac 1 while checking that fuel flows from the fuel hoses 4 SIf fuel does not flow out replace the fuel pump INSTALLATION After installing all parts refer to CABLE ROUT ING in CHAPTER 9 to check the cable lead and hose routings ...

Page 353: ...h turn it on and off a few times INSPECTING A SWITCH SHOWN IN THE MANUAL The terminal connections for switches main switch handlebar switch engine stop switch light switch etc are shown in a chart similar to the one on the left This chart shows the switch positions in the col umn and the switch lead colors in the top row For each switch position indicates the terminals with continuity The example ...

Page 354: ... Br RUN STOP OFF OPEN RUN IDLE Br W B Y B L B W W G W R Br W B Y B W Br W Br Y Y B G R Sb Y G Lg G Y R Lg G B L O Gy W Y B R L R B W L W Y Y W Y L Lg W Lg L B L W R B L Y L L R Lg W G G R Br Y Y B Lg G Y G B W B W G B Y Y W W Y L Lg L Br W Lg Y R Sb Br W B R B W Y W Gy O B Lg B W Lg Y R B B B B R B R O O B R Gy B R W B R Y B R Gy B R W B R Y Y L Y W B L Y L Y W B L L W Y B L L Y B Y W B L W L L B ...

Page 355: ... magneto 2 Rectifier regulator 3 Main switch 4 Main relay 5 Fuse MAIN 8 Battery 9 Engine stop switch 10 Throttle switch 11 Carburetor switch 16 CDI unit 17 ignition coil 18 Spark plug 31 Fuse IGNITION IGNITION SYSTEM CIRCUIT DIAGRAM ...

Page 356: ...IFICATION Replace the stator coil assembly Check the spark plug gap OUT OF SPECIFICATION Repair or replace the spark plug Check the ignition coil resistance OUT OF SPECIFICATION Replace the ignition coil Check the engine stop switch throttle switch carburetor switch and main switch FAULTY Replace the handlebar switch right carburetor switch and or main switch Check the main relay FAULTY Replace th...

Page 357: ...re SStator coil resistance b pickup coil resis tance a Out of specification Replace Pickup coil resistance Gray Black 189 X 231 Ω at 20_C 68_F Stator coil resistance White White 0 19 X 0 24 Ω at 20_C 68_F SPARK PLUG 1 Remove SSpark plugs 2 Measure SSpark plug gap a Standard spark plug CR9E NGK Spark plug gap 0 7 X 0 8 mm 0 028 X 0 031 in ...

Page 358: ... the spark plug SConnect the dinamic spark tester 1 SSet the main switch to ON SMeasure the ignition spark gap a Spark gap 6 mm 0 24 in IGNITION COIL 1 Disconnect SIgnition coil lead 2 Connect SPocket tester 3 Measure SPrimary coil resistance a SSecondary coil resistance b Out of specification Replace Primary coil resistance 0 16 X 0 22 Ω at 20_C 68_F Secondary coil resistance 5 0 X 6 8 kΩ at 20_C...

Page 359: ... fails to return to idle when the lever is released SIf T O R S operates make sure that the cause of the malfunction is corrected and that the engine can be operated without a problem before restarting the engine SBe sure to use the standard resistance type spark plug and spark plug cap Other wise T O R S will not work properly Idling or starting Running Trouble Throttle switch OFF ON OFF Carburet...

Page 360: ...inuity RUN pulled out Yes OFF pushed in No 4 Inspect SThrottle switch continuity Faulty Replace the handlebar switch right Throttle switch position Continuity Throttle lever is operated Yes Throttle lever is not operated No CARBURETOR SWITCH 1 Disconnect SCarburetor switch lead 1 2 Connect SPocket tester 3 Inspect SCarburetor switch continuity Faulty Replace Carburetor switch position Continuity T...

Page 361: ... R W OFF ON START Continuity MAIN RELAY 1 Inspect SMain relay 1 Inspection steps SDisconnect the main relay from the coupler SConnect the pocket tester Ω 1 and bat tery 12 V to the main relay terminals as shown Positive battery terminal Brown 1 Negative battery terminal Brown White 2 Positive tester probe Red 3 Negative tester probe Blue 4 SIf main relay does not have continulty be tween the red a...

Page 362: ... Br R Br W R W R Y R L Br W Br R W B Y Br Y L R Br W L R L R W B R R R B B B B L R W B Y B Y B B B Y B Y B Br Y R W L R Br RUN STOP OFF OPEN Br W B Y B L W B W R B R 1 2 3 4 5 9 10 12 6 7 8 28 29 30 31 ELECTRICAL STARTING SYSTEM CIRCUIT DIAGRAM Main switch Fuse MAIN Starter relay Starter motor Battery Engine stop switch Fuse IGNITION 3 5 6 7 8 9 31 ...

Page 363: ...onnect SStarter relay coupler terminals Jumper lead 5 Inspect SStarter motor operation Replace the starter relay NO OK 1 NO Charge and or replace the battery Refer to BATTERY INSPEC TION in CHAPTER 2 Repair or replace the starter motor OK WARNING A wire for the jumper lead must have the equivalent capacity as that of the battery lead or more otherwise it may cause the jumper lead to be burned This...

Page 364: ...nd or ignition fuse FAULTY Check the main switch OK Correct the connection OK Replace the main switch FAULTY MAIN SWITCH 1 Disconnect SMain switch coupler 1 2 Connect SPocket tester 3 Inspect SMain switch continuity Faulty Replace Switch position Continuity OFF Yes ON No Switch Color code position Br R Y Br W R W OFF ON START Continuity ...

Page 365: ...or yoke O ring Armature assembly Brush Brush holder Starter motor front cover Bearing 1 1 1 3 1 3 1 1 1 Disassemble the parts in the order listed below Refer to ENGINE REMOVAL in CHAPTER 5 For assembly reverse the disassembly procedure 1 2 3 4 5 6 7 8 9 A 27 Nm 2 7 mSkg 20 ftSlb ELECTRICAL STARTING SYSTEM ELEC STARTER MOTOR ...

Page 366: ...t 27 5 mm 1 08 in 3 Measure SMica insulation depth 1 between commutator segments Out of specification Scrape mica to proper limits a Use a hacksaw blade 2 that is ground to fit Mica undercut 1 5 mm 0 059 in 4 Measure SArmature coil resistance insulation continuity Defect s Replace the starter motor Inspection steps SConnect the pocket tester for the continuity check 1 and the insulation check 2 SM...

Page 367: ... 7 36 X 11 04 N 736 X 1 104 g 26 0 X 38 9 oz Assembly Reverse the Disassembly procedure Note the following points 1 Before installing the front bracket and rear bracket apply bearing grease to the bear ings of the front bracket and rear bracket 2 Make sure the front bracket and rear bracket cover are fitted with O rings 3 When installing the rear bracket assembly take care not to scratch the brush...

Page 368: ...W R W R Y R L Br W Br R W B Y Br Y L R Br W L R L R W B R R R B B B B L R W B Y B Br RUN STOP OFF OPEN Br W W R W G Gy B B R W W W W W W R B W G W R B R 1 2 3 4 5 9 10 6 7 8 28 29 30 31 CHARGING SYSTEM CIRCUIT DIAGRAM A C magneto Rectifier regulator Fuse MAIN Battery 1 2 5 8 CHARGING SYSTEM ELEC ...

Page 369: ...es while generator is operating otherwise the rec tifier regulator will be damaged SCheck the main fuse Refer to FUSE INSPECTION in CHAP TER 2 SCheck the startor coil OUT OF SPECIFICATION OK FAULTY Replace the main fuse recti fier regulator and or the startor coil assembly Replace the rectifier regulator OK Battery voltage more than 12 V at 20_C 68_F BATTERY IS NOT CHARGED Correct connecter Chargi...

Page 370: ...Remove SBattery When removing the battery disconnect the negative lead first Battery storage and maintenance tips SRecharge the battery periodically SStore the battery in a cool dry place SRecharge the battery before reinstalling Refer to BATTERY INSPECTION in CHAP TER 2 STATOR COIL 1 Measure SStator coil resistance Out of specification Replace startor coil assembly Stator coil resistance White Wh...

Page 371: ...8 19 LIGHTING SYSTEM CIRCUIT DIAGRAM LIGHTING SYSTEM ELEC ...

Page 372: ... 3 Main switch 4 Main relay 5 Fuse MAIN 8 Battery 16 CDI unit 27 Tail brake light 28 Fuse HEADLIGHT 29 Fuse SIGNAL 31 Fuse IGNITION 32 Headlight beam switch 33 Headlight relay 34 Headlight 37 Meter light 41 Hi beam indicator light LIGHTING SYSTEM CIRCUIT DIAGRAM ...

Page 373: ... in CHAPTER 2 Check the stator coil and pickup coil OUT OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the headlight beam switch FAULTY Replace the headlight beam switch Check the headlight relay FAULTY Replace the headlight relay Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the m...

Page 374: ...TION in CHAPTER 2 OUT OF SPECIFICATION Replace and or charge the battery Refer to BATTERY INSPECTION in CHAPTER 2 Check the stator coil and pickup coil OUT OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the main ralay Refer to IGNITION SYSTEM FAULTY Replace the main relay Correct the connection a...

Page 375: ...roducts and your hands away from the bulb while it is on it will be hot Do not touch the bulb until it cools down 3 Inspect SBulb s Terminal Continuity Yes Yes HEADLIGHT BEAM SWITCH 1 Disconnect SHeadlight beam switch coupler 1 2 Connect SPocket tester to the headlight beam switch coupler 3 Inspect SHeadlight beam switch continuity Faulty Replace Switch position Continuity HI Yes LO No ...

Page 376: ...d battery 12 V to the headlight relay terminals as shown Low beam Positive tester probe Blue White 1 Negative tester probe Green 2 High beam Positive battery terminal Light green 3 Negative battery terminal Blue green 4 Positive tester probe Blue White 1 Negative tester probe Yellow 5 SIf headlight relay does not have continuity be tween the blue white and yellow terminals re place it ...

Page 377: ...8 25 SIGNAL SYSTEM ELEC SIGNAL SYSTEM CIRCUIT DIAGRAM ...

Page 378: ...16 CDI unit 19 Water temperature sensor 24 Back buzzer 25 Gear position switch 26 Brake light switch 27 Tail brake light 29 Fuse SIGNAL 31 Fuse IGNITION 38 Water temperature indicator light 39 Multi function meter 40 Warning light 42 Oil level switch 43 Fuel sender 44 Speedosensor SIGNAL SYSTEM CIRCUIT DIAGRAM ...

Page 379: ...tor coil and pickup coil assembly Check the battery Refer to BATTERY INSPECTION in CHAPTER 2 OUT OF SPECIFICATION Replace and or charge the battery Refer to BATTERY INSPECTION in CHAPTER 2 Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the brake light switch FAULTY Replace the brake light switch Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the m...

Page 380: ...oil assembly Check the battery Refer to BATTERY INSPECTION in CHAPTER 2 OUT OF SPECIFICATION Replace and or charge the battery Refer to BATTERY INSPECTION in CHAPTER 2 Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the water temperature sensor FAULTY Replace the water temperature sensor Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the main relay...

Page 381: ...or charge the battery Refer to BATTERY INSPECTION in CHAPTER 2 Check the stator coil and pickup coil OUT OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the fuel sender FAULTY Replace the fuel sender Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the main relay Correct the connection...

Page 382: ... battery Refer to BATTERY INSPECTION in CHAPTER 2 Check the stator coil and pickup coil OUT OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the oil level switch FAULTY Replace the oil level switch Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the main relay Correct the connection an...

Page 383: ...CIFICATION Replace and or charge the battery Refer to BATTERY INSPECTION in CHAPTER 2 Check the stator coil and pickup coil OUT OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the speedosensor FAULTY Replace the speedosensor Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the main rel...

Page 384: ...ck the stator coil and pickup coil OUT OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM FAULTY Replace the main switch Check the gear position switch FAULTY Replace the gear position switch Check the back buzzer DOES NOT SOUND Replace the back buzzer Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the main relay Correct t...

Page 385: ...position Continuity Brake lever operates Yes Brake lever does not operate No GEAR POSITION SWITCH RX10R RX10RS 1 Inspect SGear position switch 1 continuity Faulty Replace Shift lever position Continuity FORWARD No REVERSE Yes BACK BUZZER RX10R RX10RS 1 Disconnect SBack buzzer coupler 1 2 Connect SBattery 3 Inspect SBack buzzer Does not sound Replace ...

Page 386: ...selector to the Ω 1 position 3 Immerse the water temperature sensor 2 in coolant 3 and check the water temperature sensor operation Water temperature sensor resistance 5 2 X 6 4 kΩ at 0_C 34_F 0 300 X 0 364 kΩ at 80_C 176_F 0 170 X 0 208 kΩ at 100_C 212_F 4 Temperature gauge Never heat the coolant to a temperature of 120_C 248 5_F or more 4 If the water temperature sensor operation is defective re...

Page 387: ...dition Bad condition Down position f f Up position f f f Continuity No continuity FUEL SENDER 1 Remove SIntake silencer Refer to FUEL PUMP in CHAPTER 7 SFuel sender 1 from the fuel tank 2 Connect SPocket tester to the fuel sender coupler 3 Measure SFull a SEmpty b SFuel sender resistance Out of specification Replace Fuel sender resistance full 4 X 10 at 20_C 68_F Fuel sender resistance empty 90 X ...

Page 388: ...n Positive tester probe White Negative tester probe Black Green Positive battery terminal Blue Yellow Negative battery terminal Black Green SElevate the track and slowly rotate it SMeasure the voltage DC 5 V of white and black green With each full rotation of the track the voltage reading should cycle from 0 6 V to 4 8 V to 0 6 V to 4 8 V Out of specification Replace ...

Page 389: ...GRIP WARMER SYSTEM ELEC 8 37 HI LO GRIP WARMER SYSTEM CIRCUIT DIAGRAM ...

Page 390: ...Rectifier regulator 3 Main switch 4 Main relay 5 Fuse MAIN 8 Battery 14 Grip warmer 15 Thumb warmer 16 CDI unit 21 Grip warmer switch 22 Thumb warmer switch 29 Fuse SIGNAL 31 Fuse IGNITION 39 Multi function meter GRIP WARMER SYSTEM CIRCUIT DIAGRAM ...

Page 391: ...e stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM NO CONTINUITY Replace the main switch Check the grip and thumb warmer NO CONTINUITY Replace the grip and or thumb warmer Check the grip warmer switch and thumb warmer switch INCORRECT Replace the left handlebar switch and or right handlebar switch Check the main relay Refer to IGNITION SYSTEM FAULTY Replace the m...

Page 392: ... continuity SThumb warmer 2 continuity No continuity Replace both grips together or separately and or the handlebar switch THUMB WARMER SWITCH 1 Disconnect SThumb warmer switch coupler 1 2 Connect SPocket tester to the switch coupler 3 Inspect SThumb warmer switch continuity Switch is operated Faulty Replace the handlebar switch right Thumb warmer switch position Continuity Switch is operated Yes ...

Page 393: ...Grip warmer switch coupler 1 2 Connect SPocket tester to the switch coupler 3 Inspect SGrip warmer switch continuity Switch is operated Faulty Replace the handlebar switch left Grip warmer switch position Continuity Switch is operated Yes Switch is not operated No ...

Page 394: ...8 42 CARBURETOR HEATER SYSTEM ELEC HI LO B W L R CARBURETOR HEATER SYSTEM CIRCUIT DIAGRAM ...

Page 395: ...ectifier regulator 3 Main switch 4 Main relay 5 Fuse MAIN 8 Battery 12 Carburetor heater relay 13 Carburetor heater 16 CDI unit 19 Water temperature sensor 29 Fuse SIGNAL 30 Fuse CARBURETOR HEATER 31 Fuse IGNITION CARBURETOR HEATER SYSTEM CIRCUIT DIAGRAM ...

Page 396: ...T OF SPECIFICATION Replace the stator coil and pickup coil assembly Check the main switch Refer to IGNITION SYSTEM NO CONTINUITY Replace the main switch Check the carburetor heater relay NO CONTINUITY Replace the carburetor heater relay Check the carburetor heater INCORRECT Replace the carburetor heater Check the water temperature sensor Refer to SIGNAL SYSTEM FAULTY Replace the water temperature ...

Page 397: ...ve battery terminal Brown Yellow 2 Positive tester probe Black Yellow 3 Negative tester probe Red White 4 SIf carburetor heater relay does not have conti nuity between the black yellow and red white terminals replace it CARBURETOR HEATER 1 Remove SCarburetor heater 1 2 Connect SPocket tester Positive tester probe Heater terminal 1 Negative tester probe Heater body 2 3 Inspect SCarburetor heater re...

Page 398: ...place the snowmobile on a level surface and allow it to idle for one minute If the oil level warning indicator and the warning light go off the engine oil level is sufficient however it is getting low Add engine oil as soon as possible If the oil level warning indicator and the warning light do not go off check the engine oil level in the oil tank and add engine oil if necessary 1 FUEL METER FUEL ...

Page 399: ... Short circuit 3 SELF DIAGNOSIS WARNING INDICATOR AND THE WARNING LIGHT The self diagnosis warning indicator and the warning light faults are displayed as follows SThrottle position sensor T P S SVariable resistor grip and thumb warmer SGrip and thumb warmer SVoltage Item T P S Condition Disconnected Short circuit Locked Item Grip warmer switch switch Condition Disconnected ON Warning light ON OFF...

Page 400: ... DIAGNOSIS ELEC Item Grip warmer Condition Short circuit Item Thumb warmer switch Condition Disconnected Item Thumb warmer Condition Short circuit Item Voltage Condition Wrong ON Warning light ON OFF Warning light OFF s Time second ...

Page 401: ...S 256 kg 564 5 lb RX10R RX10RS 267 kg 588 7 lb RX10M RX10MS Minimum turning radius Clockwise Counterclockwise 3 9 m 12 8 ft RX10 RX10S RX10R RX10RS 4 3 m 14 1 ft RX10M RX10MS 3 9 m 12 8 ft RX10 RX10S RX10R RX10RS 4 3 m 14 1 ft RX10M RX10MS Engine Engine type Cylinder type Displacement Bore stroke Compression ratio Maximum hose power r min Maximum torque r min Standard compression pressure at sea l...

Page 402: ...ure Gap CR9E NGK 0 7 X 0 8 mm 0 028 X 0 031 in Primary reduction Primary reduction system Primary reduction ratio Spur gear 1 19 37 31 Transmission Primary reduction system Primary reduction ratio Clutch type Secondary reduction system Secondary reduction ratio Reverse system V Belt 3 8 1 X 1 1 Automatic centrifugal engagement Chain 1 58 38 24 RX10 RX10S RX10R RX10RS 1 90 40 21 RX10M RX10MS No RX1...

Page 403: ...X10S RX10R RX10RS 1 071 mm 42 2 in RX10M RX10MS 25 X 30 mm 0 98 X 1 18 in Brake Brake type Operation method Caliper type disc brake handlebar left hand operated Electrical Ignition system Generator system DC CDI MITSUBISHI A C magneto Bulb wattage Quantity Headlight Tail Brake light Meter light High beam indicator light Information indicator light 12 V 60 W 55 W 2 12 V 5 W 21 W 2 14 V 50 mA 6 14 V...

Page 404: ...rnal diameter Camshaft journal to camshaft cap clearance Camshaft dimensions Intake A Limit B Limit Exhaust A Limit B Limit Camshaft runout Chain drive left 24 500 X 24 521 mm 0 9646 X 0 9654 in 24 459 X 24 472 mm 0 9630 X 0 9635 in 0 028 X 0 062 mm 0 0011 X 0 0024 in 32 50 X 32 60 mm 1 2795 X 1 2835 in 32 40 mm 1 2756 in 24 95 X 25 05 mm 0 9823 X 0 9862 in 24 85 mm 0 9783 in 32 95 X 33 05 mm 1 29...

Page 405: ...ve seal width Intake Exhaust 22 9 X 23 1 mm 0 9016 X 0 9094 in 24 4 X 24 6 mm 0 9606 X 0 9685 in 1 76 X 2 90 mm 0 0693 X 0 1142 in 1 76 X 2 90 mm 0 0693 X 0 1142 in 0 9 X 1 1 mm 0 035 X 0 043 in 0 9 X 1 1 mm 0 035 X 0 043 in 0 5 X 0 9 mm 0 020 X 0 035 in 0 5 X 0 9 mm 0 020 X 0 035 in 3 975 X 3 900 mm 0 1565 X 0 1535 in 3 945 mm 0 1553 in 4 460 X 4 475 mm 0 1756 X 0 1762 in 4 43 mm 0 1744 in 4 000 ...

Page 406: ...ckwise Valve lifter Valve lifter outside diameter Intake Limit Exhaust Limit Valve lifter hole inside diameter Intake Limit Exhaust Limit 27 978 X 28 002 mm 1 1015 X 1 1024 in 27 958 mm 1 1007 in 27 978 X 28 002 mm 1 1015 X 1 1024 in 27 958 mm 1 1007 in 27 996 X 28 020 mm 1 1022 X 1 1031 in 28 05 mm 1 1043 in 27 996 X 28 020 mm 1 1022 X 1 1031 in 28 05 mm 1 1043 in Piston Piston size D Measuring p...

Page 407: ... 035 0 108 in Taper 0 8 2 8 mm 0 031 0 110 in 1 5 2 6 mm 0 059 0 101 in 0 32 X 0 44 mm 0 010 X 0 020 in 0 43 X 0 58 mm 0 017 X 0 023 in 0 10 X 0 35 mm 0 004 X 0 0014 in 0 030 X 0 065 mm 0 0012 X 0 0026 in 0 020 X 0 055 mm 0 0008 X 0 0022 in Connecting rod Crankshaft pin to big end bearing clearance Bearing color code 0 016 X 0 040 mm 0 0006 X 0 0016 in 1 Violet 0 White 1 Blue 2 Black 3 Brown Crank...

Page 408: ...ilter Oil filter type Bypass valve opening pressure Cartridge paper 78 X 118 kPa 0 78 X 1 18 kg cm2 11 1 X 16 8 psi Oil pump Oil pump type Inner rotor to outer rotor tip clearance Outer rotor to oil pump housing clearance Max impeller shaft tilt Limit Relief valve operating pressure Oil pressure hot Trochoidal 0 09 X 0 15 mm 0 004 X 0 006 in 0 03 X 0 08 mm 0 001 X 0 003 in 0 15 mm 0 0059 in 0 072 ...

Page 409: ... RX10M RX10MS Yellow Silver Yellow RX10 RX10S RX10R RX10RS Orange Silver Orange RX10M RX10MS 60 mm 2 36 in 5 8 mm 0 228 in RX10 RX10S RX10R RX10RS 6 2 mm 0 244 in RX10M RX10MS 343 N 35 kg 77 lb 24 5 N mm 2 50 kg mm 140 lb in RX10 RX10S RX10R RX10RS 31 9 N mm 3 25 kg mm 182 lb in RX10M RX10MS 4 92 RX10 RX10S RX10R RX10RS 5 00 RX10M RX10MS 87 4 mm 3 44 in RX10 RX10S RX10R RX10RS 84 2 mm 3 32 in RX10...

Page 410: ...5 mm 2 95 in 51 43_ RX10 RX10S RX10R RX10RS 45_ RX10M RX10MS Drive chain Type Number of links Secondary reduction ratio Borg Warner Automotive 23RH303 70ASM 70L 38 24 1 58 RX10 RX10S RX10R RX10RS 40 21 1 90 RX10M RX10MS Track Part number Width Length Pitch Number of links Thickness A Height B Track deflection at 100 N 10 kg 22 lb 8DY 47110 00 RX10 RX10S RX10R RX10RS for U S A Canada 8ER 47110 00 R...

Page 411: ...in RX10 RX10S RX10R RX10RS 10 5 mm 0 413 in RX10M RX10MS Suspension setting position Hook setting length Standard Maximum Minimum Full rate adjusting position 25 0 5 mm 0 98 0 02 in RX10 RX10S RX10R RX10RS 10 0 5 mm 0 39 0 02 in RX10M RX10MS 35 mm 1 37 in 10 mm 0 40 in B Shock absorber Damping force Front Extension Compression Rear Extension Compression 910 N 0 3 m s 91 kg 0 3 m s 201 lb 0 3 m s R...

Page 412: ...teeth High molecular weight polyethylene 9 T RX10 RX10S RX10R RX10RS 8 T RX10M RX10MS Rear guide wheel Material Outside diameter High molecular weight polyethylene with rubber 178 mm 7 01 in Brake Pad thickness Pad wear limit Pad to disk clearance Disc outside diameter Disc minimum thickness 13 mm 0 51 in 7 5 mm 0 30 in 0 025 X 0 115 mm 0 001 X 0 005 in 220 mm 8 66 in 4 5 mm 0 18 in ...

Page 413: ...nsion Type Travel Spring type Spring rate Wire diameter Double wishbone system 221 mm 8 70 in RN10 RX10S RX10R RX10RS 175 mm 6 89 in RX10M RX10MS Coil spring 19 30 N mm 1 9 3 0 kg mm 106 168 lb in RX10 RX10S RX10R RX10RS 25 N mm 2 5 kg mm 140 lb in RX10M RX10MS 8 5 mm 0 335 in RX10 RX10S RX10R RX10RS 8 0 mm 0 315 in RX10M RX10MS Shock absorber damping force Extension Compression 2 090 N 0 3 m s 20...

Page 414: ...r min 189 X 231 Ω at 20_C 68_F Gray Black 0 19 X 0 24 Ω at 20_C 68_F White White F8T39371 MITSUBISHI Rectifier regulator Type Model Manufacturer No load regulated voltage DC Capacity DC Withstand voltage Short circuit type FH001 SHINDENGEN 14 1 X 14 9 V 35 A 40 V Battery Specific gravity Manufacture Type Ten hour rate amperage 1 32 GS YTX20L BS 12V 18Ah 18 A Electric starter system Type Constant m...

Page 415: ...16 Ω at 20_C 68_F Grip warmer Heater resistance left right 1 53 X 1 87 Ω at 20_C 68_F 1 53 X 1 87 Ω at 20_C 68_F Thumb warmer Heater resistance 37 0 X 45 2 Ω at 20_C 68_F Circuit breaker Type Amperage for individual circuit Main fuse Headlight fuse Signal fuse Ignition fuse Carburetor heater fuse Reserve fuse Reserve fuse Reserve fuse Fuse 30 A 1 20 A 1 10 A 1 10 A 1 20 A 1 30 A 1 20 A 1 10 A 1 Wa...

Page 416: ...0 ft MJ PS 132 5 1 1 4 MJ PS 130 1 1 4 MJ PS 127 5 1 1 4 1400 Production spec MJ 1 2 3 4 135 PS Approx 2 Main jet number PS Pilot screw turns in HIGH ALTITUDE SETTINGS RX10M RX10MS 40_C 40_F 20_C 4_F 0_C 32_F 16_C 60_F Idling speed r min 0 X 200 m 0 X 670 ft MJ PS 140 STD MJ PS 137 5 STD MJ PS 135 STD 1350 200 X 1000 m X 1700 ft MJ PS 137 5 STD MJ PS 135 STD MJ PS 132 5 STD 1350 1000 X 2000 m X 67...

Page 417: ...lt Oil tank and frame nut Oil gallery bolt Exhaust joint Muffler band Exhaust pipe Exhaust sampling bolt Muffler Exhaust cover Muffler band Muffler protector Cylinder head stud bolt Crankcase M9 1 5 1st 2nd Crankcase M6 1 0 Countershaft cover A C magneto rotor cover Starter clutch Stator coil Starter motor Pickup coil 13 20 121_ 20 105_ 20 140_ 12 10 12 20 120_ 130 75 12 10 10 23 6 24 2 12 7 10 35...

Page 418: ... tightened Nm mSkg ftSlb Remarks Fuel pump Fuel pump stay 10 10 1 0 1 0 7 2 7 2 1 First tighten the bolt to approximately 15 Nm 1 5 mSkg 11 ftSlb with a torque wrench then loosen the bolt completely 2 Retighten the bolt to 15 Nm 1 5 mSkg 11 ftSlb and tighten another 45 X 50_ with a angle gauge ...

Page 419: ... bracket and sliding frame Suspension wheel Rear axle Slide rail suspension mounting bolt M10 Rear pivot arm and bracket Shock absorber and rear pivot arm Rear pivot arm and rod Rear suspension bracket and rod Shock absorber and rear suspension bracket Control rod and sliding frame Shock absorber and front pivot arm Shock absorber and front suspension bracket Rear pivot arm bracket Rear bracket an...

Page 420: ...ks Wheel bracket shaft and sliding frame Set bolt front axle Speed sensor Gear unit speed sensor 72 9 20 40 7 2 0 9 2 0 4 0 52 6 5 14 29 Apply LOCTITE Tightening steps 1 Tighten the bolt to a torque at 155 Nm 15 5 mSkg 112 ftSlb 2 Loosen the bolt completely 3 Retighten the bolt to a torque of 60 Nm 6 0 mSkg 43 ftSlb ...

Page 421: ...per Shock absorber lower Steering arm locknut Upper arm and frame Upper arm and knuckle Lower arm and frame Lower arm and knuckle Stabilizer bar and stabilizer arm Stabilizer arm and connecting rod Connecting rod and lower arm Frame cross member front side rear side Master cylinder assembly Brake lever adjuster locknut Rear cover Seat and frame Shroud 15 23 23 35 35 30 30 35 30 35 67 25 48 19 11 1...

Page 422: ...L TORQUE SPECIFICATIONS DEFINITION OF UNITS SPEC A nut B bolt General torque specifications nut bolt Nm mSkg ftSlb 10 mm 6 mm 6 0 6 4 3 12 mm 8 mm 15 1 5 11 14 mm 10 mm 30 3 0 22 17 mm 12 mm 55 5 5 40 19 mm 14 mm 85 8 5 61 22 mm 16 mm 130 13 0 94 A Distance across flats B Outside thread diameter DEFINITION OF UNITS Unit Read Definition Measurement mm cm Millimeter Centimeter 10 3 meter 10 2 meter ...

Page 423: ...9 23 CABLE ROUTING SPEC ...

Page 424: ... coupler Grip warmer switch lead con nector To the tail brake light Hi Lo switch lead coupler Left handlebar switch lead cou pler Starter cable Brake light switch lead coupler Brake hose Fuel sender lead coupler Clamp it with the lower fuel hose Clamp the throttle position sen sor Route the coolant hose be tween the upper fuel hose and the lower fuel hose Route it under the coolant hose Route it w...

Page 425: ...9 25 CABLE ROUTING SPEC ...

Page 426: ...ant hose Clamp the ignition coil lead to the frame Route the fuel hose under the clamp Clamp the fuel hose Clamp the coolant hose and vacuum hose 2 Clamp the coolant hose and vacuum hose Clamp the throttle position sen sor Clamp the headlight sub har ness Carburetor heater lead coupler To the tail brake light 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 9 26 CABLE ROUTING SPEC ...

Page 427: ...9 27 CABLE ROUTING SPEC ...

Page 428: ...1 Headlight wire harness Align it with the positioning tape of the headlight wire harness Meter coupler Securety fit in the rubber cover 2 3 9 28 CABLE ROUTING SPEC ...

Page 429: ...9 29 CABLE ROUTING SPEC ...

Page 430: ...he fuel tank breather hose Fuel sender lead cover Route the fuel breather hose along the steering gate Clamp the compression spring section of the fuel breather hose Compression spring Point the clip position to the up ward Insert the fuel breather hose until it contacts the pipe To the speed sensor Carburetor air vent hoses To the parking brake To the brake caliper Carburetor air vent hose Brake ...

Page 431: ...9 31 CABLE ROUTING SPEC ...

Page 432: ...he fuel sender head and speed sensor lead Less than 50 mm 2 0 in Clamp the wire harness Route the carburetor air vent hose under the fuel hose Push into the end of clamp be tween frame and fuel tank Breather tank 26 27 28 29 30 31 32 33 9 32 CABLE ROUTING SPEC ...

Page 433: ...9 33 CABLE ROUTING SPEC ...

Page 434: ...the tail brake light Tighten the frame cross mem ber and frame together Fuse box Route the gear position switch lead to the reverse gear if the reverse function is equipped or fold it back and secure it if the reverse function is not provided Wire harness Point the clamp position to the front outside Drain hose Less than 30 mm 1 2 in Clamp the coolant hose Clamp it at the white paint posi tion Poi...

Page 435: ...9 35 CABLE ROUTING SPEC ...

Page 436: ...pawl of clip to the up ward Clamp the fuel tank breather and speed sensor lead Thigh ten the frame cross member and frame together Wire harness clamp Rivets Speed sensor Point the pawl of clip to the downward 2 3 4 5 6 7 8 9 36 CABLE ROUTING SPEC ...

Page 437: ...9 37 CABLE ROUTING SPEC ...

Page 438: ...engine at 45_ Battery positive lead CDI unit bracket Battery band Battery cover To the carburetor Equip it with the frame cross member Wire harness holder Battery bracket Battery seat Air box drain hose Plate cover 0 X 5 mm 0 20 in Wire harness Frame cross member 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ...

Page 439: ...33 Headlight relay 34 Headlight 35 Meter assembly 36 Tachometer 37 Meter light 38 Water temperature indicator light 39 Multi function meter 40 Warning light 41 Hi beam indicator light 42 Oil level switch 43 Fuel sender 44 Speed sensor COLOR CODE B Black G Y Green Yellow Br Brown L G Blue Green G Green L R Blue Red Gy Gray L W Blue White L Blue L Y Blue Yellow Lg Light green Lg G Light green O Oran...

Page 440: ... 01 05 0 8 E ITP PRINTED ON RECYCLED PAPER ...

Page 441: ......

Page 442: ... Yamaha Motor Corporation U S A 1st Edition June 2003 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation U S A is expressly prohibited Printed in U S A P N LIT 12618 02 33 HOW TO USE THIS MANUAL Particularly important information is distin guished in this manual by the following nota tions The Safety Alert Symbol means ATTENTION BE ALE...

Page 443: ... Electrical 9 Specifications Illustrated symbols 10 to 16 are used to identify the specifications which appear 10 Filling fluid 11 Lubricant 12 Tightening 13 Wear limit clearance 14 Engine speed 15 Special tool 16 Ω V A Illustrated symbols 17 to 25 in the exploded dia gram indicate grade of lubricant and location of lubrication point 17 Apply locking agent LOCTITE 18 Apply Yamabond No 5 19 Apply e...

Page 444: ... 5 4 INSP ADJ GENERAL INFORMATION PERIODIC INSPECTIONS AND ADJUSTMENTS POWER TRAIN ENGINE COOLING SYSTEM ELECTRICAL SPECIFICATIONS GEN INFO 2 3 POWR TR ENG COOL ELEC SPEC CHASSIS CHAS 7 CARBURETION CARB INDEX ...

Page 445: ...STEERING 17 INSTALLATION 17 FRONT SUSPENSION 21 CHAPTER 4 POWER TRAIN SECONDARYSHAFT 23 REMOVAL 24 INSPECTION 25 INSTALLATION 26 BRAKE 28 SLIDE RAIL SUSPENSION 29 INSTALLATION 34 CHAPTER 5 ENGINE ENGINE ASSEMBLY 35 INSTALLATION 35 CHAPTER 7 CARBURETION CARBURETORS 37 CHAPTER 9 SPECIFICATIONS GENERAL SPECIFICATIONS 40 MAINTENANCE SPECIFICATIONS 42 ENGINE 42 POWER TRAIN 47 CHASSIS 50 ELECTRICAL 51 H...

Page 446: ...rope Locks steering relay arms in place while adjusting the steering link age for front end alignment FOR ENGINE SERVICE SEngine mount spacer wrench P N YS 01489 for U S A Canada 90890 01489 for Europe Used to turn the engine mounting bolts when removing installing en gine FOR POWER TRAIN SERVICE SSecondaryshaft Slide Holder P N YS 01492 for U S A Canada 90890 01492 for Europe Remove and install s...

Page 447: ...oil Check oil level F Engine oil Replace F F Engine oil filter cartridge Replace F Every 20 000 km 12 000 mi Fuel Check fuel level F Fuel filter Check condition Replace if necessary F Fuel line Check fuel hose for cracks or damage Replace if necessary F Engine coolant Check coolant level F Engine coolant Air bleed the cooling system if necessary F Check the throttle lever operation F Carburetor Ad...

Page 448: ...s changed Primary and secondary clutches Inspect sheaves for wear damage Inspect weights rollers and bushings for wear for primary Inspect ramp shoes bushings for wear for secondary Replace if necessary F Lubricate with specified grease F Steering column bearing Lubricate with specified grease F Ski and front suspension Lubricate with specified grease F Suspension component Lubricate with specifie...

Page 449: ... the adjuster 2 in or out until the specified distance a is obtained Turning in Distance a is increased Turning out Distance a is decreased STighten the locknut 3 Measure SBrake pad clearance b Out of specification Adjust Brake pad clearance 1 5 X 2 0 mm 0 059 X 0 079 in 4 Adjust SBrake pad clearance Adjustment steps SLoosen the locknut 1 STurn the adjuster 2 in or out to until the speci fied clea...

Page 450: ... throttle cables Recommended lubricant ESSO Beacon 325 Grease Apply a dab of grease onto only the end of the cables Do not grease the throttle cables They could freeze and cause a loss of con trol Front and rear suspension 1 Use a grease gun to inject grease into the nipples 1 2 Apply grease 2 Recommended lubricant Esso Beacon 325 Grease or Aeroshell Grease 7A A Front B Rear ...

Page 451: ...2 75 kg mm 29 4 Nm 3 00 kg mm z Spring rate 2 50 kg mm 140 lb in z 2 75 kg mm 154 lb in 3 00 kg mm 168 lb in z Wire diameter 5 8 mm 0 228 in z z 6 0 mm 0 236 in z Outside diameter 60 mm 2 36 in z z z z Weight ID 8FA 17605 10 8FA00 z z z z Weight rivet OUT Steel 17 2 with hole Steel 13 3 Steel 13 3 with hole Aluminum 13 3 with hole None rivet IN Steel 17 2 with hole Steel 13 3 Steel 13 3 with hole ...

Page 452: ...ble conditions wet snow icy snow hills or rough terrain however engine speed may decrease after the shifting speed has been reached A Engine speed B Good condition C Clutch shifting speed D Clutch engagement speed E Starting position F Distance travelled 800 m 2 500 ft GEAR SELECTION The reduction ratio of the driven gear to the drive gear must be set according to the snow conditions If there are ...

Page 453: ... 1 70 70 links 1 63 70 links 40 teeth 1 91 70 links 1 82 70 links 1 74 70 links 1 67 70 links 3 Secondary sheave spring Part no Spring rate Torsion NSmm rad kgSmm rad Spring rate Compression N mm kg mm lb in Color Wire gauge mm in No of coils Free length mm in Outside diameter mm in Standard 90508 500B1 6003 613 6 2 0 63 35 28 Brown 5 0 0 196 5 19 75 2 95 69 5 2 736 90508 536A9 7147 729 7 3 0 74 4...

Page 454: ...t Effects Part no Cam angle Identification mark Standard Quicker upshifting during acceleration 8FA 17604 00 51 43_ 8BVFA RXW10J RXW10SJ 8BV 17604 71 47_ 8BV71 8BV 17604 51 45_ 8BV51 8BV 17604 31 43_ 8BV31 Quicker backshifting 8BV 17604 11 41_ 8BV11 backshifting under load 8BV 17604 91 39_ 8BV91 ...

Page 455: ...ite 5 8 0 228 60 2 36 5 25 91 2 3 59 90501 582L7 24 5 2 50 392 40 Yellow Green Yellow 5 8 0 228 60 2 36 4 92 89 4 3 52 90501 583L0 19 6 2 00 441 45 Blue White Blue 5 8 0 228 60 2 36 5 65 95 9 3 78 90501 583L1 22 1 2 25 441 45 White White White 5 8 0 228 60 2 36 5 25 93 4 3 68 90501 583L4 22 1 2 25 343 35 White Silver White 5 8 0 228 60 2 36 5 25 89 0 3 50 90501 583L5 22 1 2 25 294 30 White Pink Wh...

Page 456: ...eight Parts no Weight g oz without bush and rivets Shape ID mark Standard 8CH 17605 10 35 32 1 247 8CR 17605 10 38 09 1 345 8DG 17605 00 34 26 1 209 8DJ 17605 00 37 77 1 333 8DN 17605 20 42 09 1 486 8EK 17605 00 39 00 1 376 8FA 17605 00 63 8 2 25 ...

Page 457: ...12 GEAR SELECTION INSP ADJ A B C D 7 Clutch weight Parts no Weight g oz without bush and rivets Shape ID mark Standard 8DN 17605 10 39 76 1 40 8FA 17605 10 63 8 2 25 RXW10J RXW10SJ ...

Page 458: ...13 3 0 524 0 8 0 028 with hole Decreased None Decreased Force 9 Rollers I D 9 mm 0 354 in Roller with bushing part number Outside diameter mm in Bushing type P N Identification mark Width Standard Effects 8FG 17624 00 14 5 0 57 VESPEL TP 8549 90386 09001 Grooved Machined 14 6 mm Increased force 8FG 17624 10 15 0 0 59 VESPEL TP 8549 90386 09001 Grooved 14 6 mm 8FG 17624 20 15 6 0 61 VESPEL TP 8549 ...

Page 459: ...0 16 in Be sure that the left and right spring pre loads are the same This shock absorber contains highly pres surized nitrogen gas Do not tamper with or attempt to open the shock absorber assembly Do not subject the shock absorber assem bly to flames or high heat which could cause it to explode REAR SUSPENSION Stopper band 1 Adjust SStopper band tension Make sure the left and right sides of the r...

Page 460: ... damping force can be adjusted by turning the adjuster 1 Adjuster 16 clicks 7 clicks 1 click out out out Minim m Standard Maxim m j position Minimum Standard Maximum Turns out z Turns in Damping force Soft z Hard With the adjuster fully turned lightly in direction a SDo not continue to turn the adjuster in direction a after it stops The shock ab sorber can be damaged and damping force adjustments ...

Page 461: ...me position on each side Adjustment steps SLoosen the lock nut 1 STurn the adjusting nut 2 in or out to adjust the control rod stroke Adjusting position 1 2 3 4 Effect Increase Decrease weight transfer pitching Standard 3 Never adjust the control rods beyond the maximum range indicated on the rods with red paint 3 SWhile holding the adjusting bolt securely tight en the locknut 1 Locknut 25 Nm 2 5 ...

Page 462: ... mSkg 22 ftSlb 3 Install STie rod 1 SLocknuts 2 SJoints 3 Tie rod part number Set length Tie rod length 8FA 23830 00 418 0 mm 16 4567 in 355 0 mm 13 9764 in 4 Check STie rod angle a Tie rod angle 47_ After tightening the inside and outside ball joint locknut 2 make sure the tie rod 1 can be rotated freely through the ball joint travel If not loosen the locknut 2 and re position the ball joint so t...

Page 463: ... mSkg 18 ftSlb LOCTITE Nut tie rod idler arm 30 Nm 3 0 mSkg 22 ftSlb Nut tie rod steering arm 35 Nm 3 5 mSkg 25 ftSlb 6 Install SSteering shaft 1 SLocknuts 2 SJoints 3 Steering shaft part number Set length Shaft length 8FA 23840 00 227 8 mm 8 9685 in 170 0 mm 6 6929 in Make sure that the end of the steering shaft white plating side 1 is connected to the steer ing column Always use new cotter pins ...

Page 464: ...eering shaft 2 clockwise or coun terclockwise and then secure the handle bar in the straight position Turning the steering shaft in direction Turning the handlebar in direction Turning the steering shaft in direction Turning the handlebar in direction STighten the locknuts steering shaft 1 Locknut steering shaft 25 Nm 2 5 mSkg 18 ftSlb LOCTITE SRemove the steering linkage alignment plate 3 8 Insta...

Page 465: ...hown SBe sure the side of the holder with the small gap b faces forward b 0 mm 0 in SFirst tighten the bolts on the front side of the handlebar holder and then tighten the bolts on the rear side SCenter the match mark c on the handlebar 1 between the lower handlebar holders 2 Bolt handlebar holder 15 Nm 1 5 mSkg 11 ftSlb ...

Page 466: ...hing Connecting rod Stabilizer arm 1 1 1 1 1 1 1 1 4 1 1 Remove the parts in the order listed below Refer to SKI 65 Nm 6 5 mSkg 47 ftSlb E A 45 Nm 4 5 mSkg 33 ftSlb 37 Nm 3 7 mSkg 27 ftSlb 40 Nm 4 0 mSkg 29 ftSlb 35 Nm 3 5 mSkg 25 ftSlb B C D 34 Nm 3 4 mSkg 25 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 11 Nm 1 1 mSkg 8 0 ftSlb G FRONT SUSPENSION CHAS FRONT SUSPENSION ...

Page 467: ... 2 For installation reverse the removal procedure 65 Nm 6 5 mSkg 47 ftSlb E A 45 Nm 4 5 mSkg 33 ftSlb 37 Nm 3 7 mSkg 27 ftSlb 40 Nm 4 0 mSkg 29 ftSlb 35 Nm 3 5 mSkg 25 ftSlb B C D 34 Nm 3 4 mSkg 25 ftSlb F ESSO beacon 325 grease or Aeroshell grease 7A 1 11 Nm 1 1 mSkg 8 0 ftSlb G FRONT SUSPENSION CHAS ...

Page 468: ...ry shaft removal Secondary sheave Drive chain housing Collar nut Collar Circlip Secondary shaft Bearing 1 1 1 1 1 Remove the parts in the order listed below Refer to SECONDARY SHEAVE Refer to DRIVE CHAIN HOUSING For installation reverse the removal procedure POWER TRAIN SECONDARYSHAFT ...

Page 469: ...ide holder 2 A Outside B Inside SDo not use the collar 3 Contact the secondary shaft slide holder only with the inner race of the bearing Secondar yshaft Slide Holder 90890 01492 YU 01492 3 Remove SBearing collar nut 1 Remove the bearing collar nut by ring nut wrench 4 Ring nut wrench 90890 01268 YU 01268 4 Install SSecondary sheave mounting bolt 1 and washer Use the secondary sheave mounting bolt...

Page 470: ...eplace the secondary shaft 2 Inspect SBearing 1 Pitting damage Replace When install the bearing 1 larger side of the in ner race 2 is outside of the frame 3 Inspect SBearing collar nut 1 Cracks damage Replace SCollar 2 Cracks damage Replace 4 Measure SBrake disc thickness a Out of specification Replace Minimum thickness 5 0 mm 0 20 in Measuring point 1 X 3 mm 0 04 X 0 12 in from the edge of the br...

Page 471: ...A Engine side B Secondary clutch side 3 Install SDrive gear socket 3 Drive gear socket 90890 01490 YU 01490 4 Tighten SDrive gear nut a Drive gear nut 90 NSm 9 0 mSkg 65 ftSlb 5 Install SCollar 4 6 Install SSecondary shaft slide holder 5 A Outside B Inside SUse the collar 6 SContact the secondary shaft slide holder only with the inner race of the bearing Secondary shaft Slide Holder 90890 01492 YS...

Page 472: ...tSlb 9 Remove SSecondary shaft slide holder 1 SSecondary sheave mounting bolt 2 10 Install SSecondary sheave mounting bolt 1 11 Tighten SBearing collar nut Ring nut wrench 90890 01268 YU 01268 Bearing collar nut 55Nm 5 5mSkg 40ftSlb LOCTITER Install the ring nut wrench and then tighten the secondary sheave mounting bolt 1 12 Check SSecondary shaft stiffness When the secondary shaft is operated in ...

Page 473: ...assembly Parking brake cable Spring Lever Parking brake assembly Collar 1 1 1 1 1 1 1 Remove the parts in the order listed below Drain For installation reverse the removal procedure 30 Nm 3 0 mSkg 22 ftSlb 48 Nm 4 8 mSkg 35 ftSlb A B 1 2 3 4 5 6 7 13 Nm 1 3 mSkg 9 4 ftSlb C 16 Nm 1 6 mSkg 12 ftSlb D BRAKE POWR TR BRAKE ...

Page 474: ...e nut Tension adjuster Left side cover Slide rail suspension 1 Remove the parts in the order listed below Loosen Loosen Refer to PRIMARY SHEAVE AND DRIVE VELT For installation reverse the removal procedure A 72 Nm 7 2 mSkg 52 ftSlb SLIDE RAIL SUSPENSION POWR TR SLIDE RAIL SUSPENSION ...

Page 475: ... Shaft Bushing Collar Suspension wheel Collar Wheel bracket Front pivot arm bracket 2 2 4 2 1 2 1 1 2 1 2 1 4 2 2 2 2 2 Remove the parts in the order listed below A 4 Nm 0 4 mSkg 2 9 ftSlb 16 Nm 1 6 mSkg 12 ftSlb 24 Nm 2 4 mSkg 17 ftSlb 30 Nm 3 0 mSkg 22 ftSlb B C D 49 Nm 4 9 mSkg 35 ftSlb E 72 Nm 7 2 mSkg 52 ftSlb F 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ESSO beacon 325 grease or Aeroshell gre...

Page 476: ...g 52 ftSlb B C 19 20 21 22 23 24 25 26 27 28 29 ESSO beacon 325 grease or Aeroshell grease 7A 1 30 NOTE This model has a Easy adjust system for the full rate adjuster The bolt has teeth on it So when the bolt is turned it rides up and down the bracket SThe nut has to be loosened first while the bolt is held in place with a wrench SThen the bolt can be turned to adjust the shock position up or down...

Page 477: ...rks Rear shock absorber Collar Bushing Pull rod Collar Bushing Collar Suspension wheel Control rod Bushing Bushing 1 1 2 2 4 4 2 2 2 2 2 A 49 Nm 4 9 mSkg 35 ftSlb 72 Nm 7 2 mSkg 52 ftSlb B ESSO beacon 325 grease or Aeroshell grease 7A 1 31 32 33 34 35 36 37 38 39 40 41 ...

Page 478: ...uide wheel Collar Tension adjuster Collar Collar Guide wheel Sliding frame 1 2 1 1 1 1 2 2 1 1 2 2 2 1 1 1 2 For assembly reverse the disassembly procedure A 24 Nm 2 4 mSkg 17 ftSlb 72 Nm 7 2 mSkg 52 ftSlb 75 Nm 7 5 mSkg 54 ftSlb B C 44 45 46 47 48 49 50 51 52 53 54 55 56 57 ESSO beacon 325 grease or Aeroshell grease 7A 1 43 42 58 SLIDE RAIL SUSPENSION POWR TR ...

Page 479: ...th mm in Length mm in Length mm in RXW10J RXW10SJ 303 5 11 95 160 0 6 30 2 5P 3 7 5 0 098P 3 0 295 Control rod 1 parts number Control rod 2 parts number Washer plate parts number Washer plate thickness mm in parts number parts number Upper Lower 8FG 4745A 00 8CR 4745B 00 90202 16229 2 5 0 098 90202 16232 10 0 0 394 ...

Page 480: ...steps SInstall the special tool 1 Engine mount spacer wrench 90890 01489 YS 01489 STighten the rear engine mounting adjust bolt Bolt engine mounting adjust 7 Nm 0 7 mSkg 5 1 ftSlb STighten the rear engine mounting nut Nut engine mounting 65 Nm 6 5 mSkg 47 ftSlb STighten the front right and left engine mount ing adjust bolts until they come to cantact with the engine damper At this time do not appl...

Page 481: ...36 ENGINE ASSEMBLY ENG 2 Fill SCoolant Refer to COOLING SYSTEM in CHAPTER 2 3 Fill SEngine oil Refer to ENGINE OIL REPLACEMENT in CHAPTER 2 ...

Page 482: ...lunger link Connecting bolt Spacer Fuel inlet pipe Spring Vacuum chamber air vent hose Float chamber air vent hose Throttle position sensor Carburetor Band 1 3 1 2 3 2 1 2 2 1 4 2 Remove the parts in the order listed below For installation reverse the removal procedure 1 2 3 4 5 6 7 8 9 10 11 12 CARBURETORS CARB CARBURETORS ...

Page 483: ... Vacuum chamber cover Piston valve spring Piston valve Jet needle holder Jet needle kit Pilot screw Fuel drain bolt Float pin 1 1 1 1 1 1 1 1 1 1 Disassemble the parts in the order listed below The following procedure applies to all of the carburetors NOTE 1 2 3 4 5 6 7 8 9 10 CARBURETORS CARB ...

Page 484: ... Needle valve Needle valve seat Main jet Main jet holder Pilot jet Needle jet Carburetor switch T O R S Carburetor heater Starter jet 1 1 1 1 1 1 1 1 1 1 For assembly reverse the disassembly procedure 11 12 13 14 15 16 17 18 19 20 CARBURETORS CARB ...

Page 485: ...Starting system Liquid cooled 4 stroke DOHC Backward inclined parallel 4 cylinder 998 cm3 60 9 cu in 74 58 mm 2 91 2 28 in 11 8 10 250 r min 7 500 r min 1 450 kPa 14 5 kg cm2 206 psi at 400 r min Electric starter Lubrication system Dry sump Engine oil Type Oil capacity Periodic oil change With oil filter replacement Total amount API SE SF SG or highter SAE5W 30 2 8 L 2 5 lmp qt 3 0 US qt 3 0 L 2 6...

Page 486: ... center to center Monocoque 23_ 1 068 mm 42 0 in Suspension Front suspension type Rear suspension type Independent double wishbone suspension Slide rail suspension Track Track type Track width Length on ground Track deflection mm 100 N 10 kg 22 lb Internal drive type 381 mm 15 0 in 944 mm 37 2 in 25 X 30 mm 0 98 X 1 18 in Brake Brake type Operation method Caliper type disc brake handlebar left han...

Page 487: ...r Camshaft journal to camshaft cap clearance Camshaft dimensions Intake A Limit B Limit Exhaust A Limit B Limit Camshaft runout Chain drive left 24 500 X 24 521 mm 0 9646 X 0 9654 in 24 459 X 24 472 mm 0 9630 X 0 9635 in 0 028 X 0 062 mm 0 0011 X 0 0024 in 32 50 X 32 60 mm 1 2795 X 1 2835 in 32 40 mm 1 2756 in 24 95 X 25 05 mm 0 9823 X 0 9862 in 24 85 mm 0 9783 in 32 95 X 33 05 mm 1 2972 X 1 3012 ...

Page 488: ...th Intake Exhaust 22 9 X 23 1 mm 0 9016 X 0 9094 in 24 4 X 24 6 mm 0 9606 X 0 9685 in 1 76 X 2 90 mm 0 0693 X 0 1142 in 1 76 X 2 90 mm 0 0693 X 0 1142 in 0 9 X 1 1 mm 0 035 X 0 043 in 0 9 X 1 1 mm 0 035 X 0 043 in 0 5 X 0 9 mm 0 020 X 0 035 in 0 5 X 0 9 mm 0 020 X 0 035 in 3 975 X 3 900 mm 0 1565 X 0 1535 in 3 945 mm 0 1553 in 4 460 X 4 475 mm 0 1756 X 0 1762 in 4 43 mm 0 1744 in 4 000 X 4 012 mm ...

Page 489: ...lifter Valve lifter outside diameter Intake Limit Exhaust Limit Valve lifter hole inside diameter Intake Limit Exhaust Limit 19 982 X 19 988 mm 0 7867 X 0 7869 in 19 957 mm 0 7857 in 19 488 X 22 482 mm 0 7672 X 0 8851 in 19 463 mm 0 7663 in 20 000 X 20 018 mm 0 7874 X 0 7881 in 20 048 mm 0 7893 in 22 500 X 22 518 mm 0 8853 X 0 8865 in 22 548 mm 0 8877 in Piston Piston size D Measuring point H Pist...

Page 490: ...n Taper 0 8 2 8 mm 0 031 0 110 in 1 5 2 6 mm 0 059 0 101 in 0 32 X 0 44 mm 0 010 X 0 020 in 0 43 X 0 58 mm 0 017 X 0 023 in 0 10 X 0 35 mm 0 004 X 0 0014 in 0 030 X 0 065 mm 0 0012 X 0 0026 in 0 020 X 0 055 mm 0 0008 X 0 0022 in Connecting rod Crankshaft pin to big end bearing clearance Bearing color code 0 016 X 0 040 mm 0 0006 X 0 0016 in 1 Violet 0 White 1 Blue 2 Black 3 Brown Crankshaft Width ...

Page 491: ... Oil filter type Bypass valve opening pressure Cartridge paper 78 X 118 kPa 0 78 X 1 18 kg cm2 11 1 X 16 8 psi Oil pump Oil pump type Inner rotor to outer rotor tip clearance Outer rotor to oil pump housing clearance Max impeller shaft tilt Limit Relief valve operating pressure Oil pressure hot Trochoidal 0 09 X 0 15 mm 0 004 X 0 006 in 0 03 X 0 08 mm 0 001 X 0 003 in 0 15 mm 0 0059 in 0 072 mm 0 ...

Page 492: ...BOSHI 1 129 X 1 137 mm 44 4 X 44 8 in 34 5 mm 1 36 in 32 5 mm 1 28 in Primary sheave spring Part number Color code Diameter Wire diameter Preload Spring rate Number of coils Free length Set length 90501 582L1 Yellow Silver Yellow 60 mm 2 36 in 5 8 mm 0 228 in 343 N 35 kg 77 lb 24 5 N mm 2 50 kg mm 140 lb in 4 92 87 4 mm 3 44 in 73 4 mm 2 89 in Primary sheave weight arm Part number with bush Weight...

Page 493: ...ks Secondary reduction ratio Borg Warner Automotive 23RH303 70ASM 70L 38 23 1 65 Track Part number Width Length Pitch Number of links Thickness A Height B Track deflection at 100 N 10 kg 22 lb 8FG 47110 00 381 mm 15 0 in 3 456 mm 136 1 in 64 mm 2 52 in 54 5 1 mm 0 20 in 36 9 mm 1 45 in 25 X 30 mm 0 98 X 1 18 in Slide rail suspension Rear suspension Center travel Rear travel Suspension spring rate ...

Page 494: ... 0 3 m s 404 lb 0 3 m s 2 050 N 0 3 m s 209 kg 0 3 m s 461 lb 0 3 m s 1 350 N 0 3 m s 138 kg 0 3 m s 303 lb 0 3 m s Slide runner Thickness Wear limit 17 8 mm 0 70 in 10 mm 0 4 in Track sprocket wheel Material Number of teeth High molecular weight polyethylene 9 T Rear guide wheel Material Outside diameter High molecular weight polyethylene with rubber 178 mm 7 01 in Brake Pad thickness Pad wear li...

Page 495: ...ski 34 7_ R ski 30 0_ L ski Toe out 0 X 15 mm 0 X 0 59 in 23_ Ski Ski material Length Width Plastic 1 020 mm 40 2 in 132 0 mm 5 20 in Ski suspension Front suspension Type Travel Spring type Spring rate Wire diameter Double wishbone system 221 mm 8 70 in Coil spring 21 N mm 2 1 kg mm 118 lb in 8 2 mm 0 323 in Shock absorber damping force Extension Compression 1 300 N 0 3 m s 133 kg 0 3 m s 292 lb 0...

Page 496: ...231 Ω at 20_C 68_F Gray Black 0 19 X 0 24 Ω at 20_C 68_F White White F8T39371 MITSUBISHI Rectifier regulator Type Model Manufacturer No load regulated voltage DC Capacity DC Withstand voltage Short circuit type FH001 SHINDENGEN 14 1 X 14 9 V 35 A 40 V Battery Specific gravity Manufacture Type Ten hour rate amperage 1 32 GS YTX20L BS 12V 18Ah 18 A Electric starter system Type Constant mesh type Sta...

Page 497: ... 68_F Grip warmer Heater resistance left right 1 53 X 1 87 Ω at 20_C 68_F 1 53 X 1 87 Ω at 20_C 68_F Thumb warmer Heater resistance 37 0 X 45 2 Ω at 20_C 68_F Circuit breaker Type Amperage for individual circuit Main fuse Headlight fuse Signal fuse Ignition fuse Carburetor heater fuse Reserve fuse Reserve fuse Reserve fuse Fuse 30 A 1 20 A 1 10 A 1 10 A 1 20 A 1 30 A 1 20 A 1 10 A 1 Coolant temper...

Page 498: ...J PS 140 STD MJ PS 137 5 STD MJ PS 135 STD 1350 200 X 1000 m X 3300 ft MJ PS 137 5 STD MJ PS 135 STD MJ PS 132 5 STD 1350 1000 X 2000 m X 6700 ft MJ PS 135 1 1 4 MJ PS 132 5 1 1 4 MJ PS 130 1 1 4 1350 2000 X 3000 m X 10000 ft MJ PS 132 5 3 4 MJ PS 130 3 4 MJ PS 127 5 3 4 1400 Production spec MJ 1 2 3 4 135 PS Approx 2 Main jet number PS Pilot screw turns out ...

Page 499: ...ank and frame nut Oil gallery bolt Exhaust joint Muffler band Exhaust pipe Exhaust sampling bolt Muffler Exhaust cover Muffler band Muffler protector Cylinder head stud bolt Crankcase M9 1 5 1st 2nd Crankcase M6 1 0 Countershaft cover A C magneto rotor cover Starter clutch Stator coil Starter motor Pickup coil 13 20 121_ 20 105_ 20 140_ 12 10 12 20 120_ 130 75 12 10 10 23 6 24 2 12 7 10 35 10 7 65...

Page 500: ...tightened Nm mSkg ftSlb Remarks Fuel pump Fuel pump stay 10 10 1 0 1 0 7 2 7 2 1 First tighten the bolt to approximately 15 Nm 1 5 mSkg 11 ftSlb with a torque wrench then loosen the bolt completely 2 Retighten the bolt to 15 Nm 1 5 mSkg 11 ftSlb and tighten another 45 X 50_ with a angle gauge ...

Page 501: ...t arm bracket and sliding frame Suspension wheel Rear axle Slide rail suspension mounting bolt M10 Rear pivot arm and bracket Shock absorber and rear pivot arm Rear pivot arm and rod Rear suspension bracket and rod Shock absorber and rear suspension bracket Control rod and sliding frame Control rod bolt Shock absorber and front pivot arm Shock absorber and front suspension bracket Rear pivot arm b...

Page 502: ... bracket shaft and sliding frame Set bolt front axle Speed sensor Gear unit speed sensor Bearing nut 72 9 20 40 55 7 2 0 9 2 0 4 0 5 5 52 6 5 14 29 40 Apply LOCTITE Tightening steps 1 Tighten the bolt to a torque at 120 Nm 12 0 mSkg 85 ftSlb 2 Loosen the bolt completely 3 Retighten the bolt to a torque of 60 Nm 6 0 mSkg 43 ftSlb ...

Page 503: ...r Shock absorber lower Steering arm locknut Upper arm and frame Upper arm and knuckle Lower arm and frame Lower arm and knuckle Stabilizer bar and stabilizer arm Stabilizer arm and connecting rod Connecting rod and lower arm Frame cross member front side Frame cross member rear side Master cylinder assembly Brake lever adjuster locknut Rear cover Seat and frame Shroud 15 23 23 35 35 30 30 35 30 35...

Page 504: ... TORQUE SPECIFICATIONS DEFINITION OF UNITS SPEC A nut B bolt General torque specifications nut bolt Nm mSkg ftSlb 10 mm 6 mm 6 0 6 4 3 12 mm 8 mm 15 1 5 11 14 mm 10 mm 30 3 0 22 17 mm 12 mm 55 5 5 40 19 mm 14 mm 85 8 5 61 22 mm 16 mm 130 13 0 94 A Distance across flats B Outside thread diameter DEFINITION OF UNITS Unit Read Definition Measurement mm cm Millimeter Centimeter 10 3 meter 10 2 meter L...

Page 505: ...60 CABLE ROUTING SPEC ...

Page 506: ...buretor switch lead Clamp the coated section of the lead Clamp the vacuum hose 2 Coolant temperature sensor lead coupler To the brake caliper Clamp the ignition coil lead Connectors To the heat exchanger Main switch Tail brake light lead coupler Throttle cable Right handlebar switch lead coupler Thumb warmer switch lead coupler Grip warmer switch lead con nector To the tail brake light Headlight b...

Page 507: ...62 CABLE ROUTING SPEC ...

Page 508: ...wer vacuum hose Route the vacuum hose under the coolant hose Route the vacuum hose over the coolant hose Clamp the coolant hose and vacuum hose Clamp the coolant hose and vacuum hose 2 Throttle position sensor lead coupler under the vacuum hose Drive guard bracket Connect the battery negative lead to the starter motor mount ing bolt Voltage regulator Carburetor heater relay Headlight relay Main re...

Page 509: ...64 CABLE ROUTING SPEC ...

Page 510: ...65 CABLE ROUTING SPEC 1 Headlight wire harness Align it with the positioning tape of the headlight wire harness Clamp 1 Clamp Meter coupler Securely fit in the rubber cover 2 3 4 5 ...

Page 511: ...66 CABLE ROUTING SPEC ...

Page 512: ...lder Clamp the fuel sender lead and speed sensor lead Speed sensor lead coupler Clamp the fuel tank breather hose Fuel sender lead cover Route the fuel tank breather hose along the frame cross member Clamp the speed sensor lead only Clamp the compression spring section of the fuel tank breather hose Compression spring Carburetor air vent hose Breather tank Pass the fuel hose over the en gine oil b...

Page 513: ...68 CABLE ROUTING SPEC ...

Page 514: ... hose Clamp the wire harness and fuel tank breather hose from the top Less than 50 mm 2 0 in Clamp the wire harness Fuel hose Clamp the wire harness and fuel tank breather hose from the lower side Push into the end of clamp be tween frame cross member and fuel tank 26 27 28 29 30 31 32 33 34 35 ...

Page 515: ...70 CABLE ROUTING SPEC ...

Page 516: ... locked section of the clamp to the outside Clamp the wire harness Tight en the frame cross member and frame together Fuse box Bracket Connect the gear position switch lead For model with the reverse Fold back the gear position switch lead and clamp it For model without reverse Wire harness Coolant reservoir tank Coolant reservoir tank breather hose Brake hose Parking brake cable Point the clamp p...

Page 517: ...72 CABLE ROUTING SPEC ...

Page 518: ...servoir tank Point the pawl of clip to the up ward Clamp the fuel tank breather hose and speed sensor lead Tighten the frame cross mem ber and frame Wire harness clamp Rivets Speed sensor Nylon nuts Point the pawl of clip to the downward 2 3 4 5 6 7 8 9 10 ...

Page 519: ...74 CABLE ROUTING SPEC ...

Page 520: ... lead Air box drain hose Battery band Battery cover 0 X 5 mm 0 X 0 20 in Wire harness Plate cover Clip it to the frame cross mem ber To the carburetor Wire harness holder Battery bracket Battery Battery seat CDI unit bracket Frame cross member 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ...

Page 521: ...relay 34 Headlight 35 Meter assembly 36 Tachometer 37 Meter light 38 Coolant temperature indicator light 39 Multi function meter 40 Warning light 41 Hi beam indicator light 42 Oil level switch 43 Fuel sender 44 Speed sensor COLOR CODE B Black G Y Green Yellow Br Brown L G Blue Green G Green L R Blue Red Gy Gray L W Blue White L Blue L Y Blue Yellow Lg Light green Lg B Light green O Orange Black P ...

Page 522: ......

Page 523: ...FF OPEN RUN IDLE Br W B Y B L B W W G W R Br W B Y B W Br W Br Y Y B G R Sb Y G Lg B Y R Lg G B L O Gy W Y B R L R B W L W Y Y W Y L Lg W Lg L B L W R B L Y L L R Lg W G G R Br Y Y B Lg B Y G B W B W G B Y Y W W Y L Lg L L R Br W Lg Y R Sb Br W B R B W Y W Gy O B Lg B W Lg Y R B B B B R B R O O B R Gy B R W B R Y B R Gy B R W B R Y Y L Y W B L Y L Y W B L L W Y B L L Y B Y W B L W Y L B W L R B L ...

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Yamaha RX10K, Supplementary Service Manual

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