Scag Power Equipment SCAG SCR Operator'S Manual Download

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MODEL SCR

THIS MANUAL CONTAINS THE OPERATING

INSTRUCTIONS AND SAFETY INFORMA-

TION FOR YOUR SCAG MOWER. READING

THIS MANUAL CAN PROVIDE YOU WITH

ASSISTANCE IN MAINTENANCE AND AD-

JUSTMENT PROCEDURES TO KEEP YOUR

MOWER PERFORMING TO MAXIMUM EFFI-

CIENCY. THE SPECIFIC MODELS THAT THIS

BOOK COVERS ARE CONTAINED ON THE

INSIDE COVER. BEFORE OPERATING YOUR

MACHINE, PLEASE READ ALL THE INFOR-

MATION ENCLOSED.

PART NUMBER 03080

OP
ERA

OR’S MANU

Summary of Contents for SCAG SCR

Page 1: ...MANUAL CAN PROVIDE YOU WITH ASSISTANCE IN MAINTENANCE AND AD JUSTMENT PROCEDURES TO KEEP YOUR MOWER PERFORMING TO MAXIMUM EFFI CIENCY THE SPECIFIC MODELS THATTHIS BOOK COVERS ARE CONTAINED ON THE INSI...

Page 2: ...well as other manuals that came with your mower Keep others off the tractor only one person at a time REMEMBER YOUR MOWER IS ONLY AS SAFE AS THE OPERATOR Hazard control and accident prevention are de...

Page 3: ...4 Operating Instructions 4 1 Controls and Instrument Identification 8 4 2 Safety Interlock System 9 4 3 Initial Run In Procedures 10 4 4 Starting the Engine 10 4 5 Ground Travel and Steering 10 4 6 E...

Page 4: ...ttery 31 7 8 Drive Belts 33 7 9 Cutter Blades 33 7 10 Tires 34 7 11 Hopper 34 7 12 Cutter Deck Gearbox 34 7 13 Power Unit Gearbox 35 7 14 Body Deck Hopper and Upholstery 36 Section 8 Replacement Parts...

Page 5: ...elds guards or plates open or removed Under no circumstances should your mower be operated without these devices in place All information is based upon product information available at the time of app...

Page 6: ...ntains important information about safety To avoid injury and possible death carefully read the message Be sure to fully understand the causes of possible injury or death Signal Word It is a distincti...

Page 7: ...ar adequate protective clothing including long pants Wearing safety glasses safety shoes and a helmet is advisable and is required by some local ordinances and insurance regulations 6 Operator hearing...

Page 8: ...and attachments should be stopped and inspected for damage after striking a foreign object and damage should be repaired before restarting and operating the machine 15 DO NOT touch the engine or the m...

Page 9: ...HUT OFF ENGINE DISENGAGE BLADE CLUTCH BEFORE SERVICING CLEAR AREA OF DEBRIS BEFORE MOWING USE CAUTION IN DIRECTING DISCHARGE KEEP BYSTANDERS CHILDREN PETS AWAY READ INSTRUCTION MANUAL BEFORE OPERATING...

Page 10: ...12Volt 15Amp System Polarity Negative Ground Starter 12Volt Electric Solenoid Shift Type Interlock Switches Seat Neutral Control Mower Engagement BBC Hopper and Parking Brake Instrument Panel Ammeter...

Page 11: ...Gallon Molded Plastic with Osillating Discharge Chute Discharge Blower 12 Diameter Side Discharge Extra Wide Discharge Opening on the Left Hand Side with Spring Loaded Discharge Chute 3 6 HYDRAULIC S...

Page 12: ...Figure 4 1 Used to engage and disengage the mower drive system Pulling up on the switch will engage the deck drive Pushing down on the switch will disengage the deck drive 3 Engine Choke Control Figur...

Page 13: ...o disengage the parking brakes and engage the deck tilt lock 11 Fuel Tank Gauges Figure 4 1 Indicates the amount of fuel in the fuel tanks 12 Dump Valve Control Levers Figure 4 2 Located under the sea...

Page 14: ...RTANT If you are not familiar with the operation of a machine with lever steering and or hydrostatic transmissions the steering and ground speed operations should be learned and practiced in an open a...

Page 15: ...urther the lever is pulled back the sharper the mower will turn left To steer the mower right while traveling forward pull the right steering control lever back The further the lever is pulled back th...

Page 16: ...drive push the switch in to the disengage position 4 Always operate the engine at full throttle to properly maintain cutting performance If the engine starts to lug down reduce the forward speed and...

Page 17: ...erform 4 8 PARKING THE MOWER 1 Place the speed control in the neutral position 2 Slow the engine to idle speed 3 Engage the parking brake 4 Turn the ignition key to the OFF position and remove the key...

Page 18: ...Wet or damp clippings will generate heat as they decompose which may cause spontaneous combustion to occur 1 With the hopper lowered engage the deck drive When the deck drive is engaged the grass del...

Page 19: ...ON 1 Place the proper baffles in the cutter deck for mulching operation Figure 4 13 2 Release the tension from the blower belt and remove the blower belt Figure 4 8 3 Engage the deck drive 4 Proceed t...

Page 20: ...cond pass to the desired height 6 Use a slow travel speed for trimming purposes 7 Operate the engine at or near full throttle for best cutting Mowing with a lower RPM causes the mower to tear the gras...

Page 21: ...n be tilted up for trailering blade replacement etc To tilt the deck up 1 Shut off the engine remove the ignition key and engage the park brake 2 Lift up on the caster wheel arm until the lock pin eng...

Page 22: ...s Uncut Grass in Cutting Path Incorrect blade sharpening Sharpen blades Low engine RPM Run engine at full RPM Belt slipping Adjust belt tension Deck plugged grass accumulation Clean underside of deck...

Page 23: ...zed SCAG dealer Dull blade Sharpen blade TROUBLESHOOTING CONT D Sloping Ridge Across Tire pressures not equal Check and adjust tire pressure Width of Cutting Path Wheels uneven Check and adjust tire p...

Page 24: ...eed to adjust for conditions Wet grass Cut grass after it has dried out Step Cut Ridge Blades not mounted evenly Adjust pitch and level in Center of Cutting path Bent blade Replace blade Internal spin...

Page 25: ...ged position check to see if the lever plunges the brake switch within 1 8 of bottoming out See Figure 6 1 To increase the distance loosen the jam nuts on the parking brake control rod and turn the ro...

Page 26: ...come to a complete stop before beginning work CAUTION CAUTION The engine and drive unit can get hot during operation causing burn injuries Allow engine and drive components to cool before making any a...

Page 27: ...d tighten the jam nuts 7 Loosen jam nuts A and B See Figure 6 5 on the left side Slowly rotate the control rod until the left drive wheel starts to creep forward When the wheel starts to creep forward...

Page 28: ...that the tire pressure is correct that the caster wheels turn freely and that the transmission drive belt tension spring is not broken The mower tracking should be adjusted if the machine does not tr...

Page 29: ...n be adjusted from a height of 1 1 2 inches to 5 inches at 1 2 inch intervals To adjust the cutting height Do not adjust the cutting height with the cutter blades rotating Shut the engine off and remo...

Page 30: ...gine oil level See paragraph 7 4 X Clean mower See paragraph 7 14 X Check condition of blades See paragraph 7 9 X Apply grease to fittings See paragraph 7 2 X Clean screen in hopper See paragraph 7 11...

Page 31: ...Scag Dealer Perform these maintenance procedures more frequently under heavy load extreme dusty or dirty conditions 7 2 LUBRICATION GREASE FITTING LUBRICATION CHART SEE FIGURE 7 1 LUBRICATION NO OF L...

Page 32: ...nd at Exxon Service Stations Super Lube MEP 2 Super Stay M 2 found at Conoco Stations ShellAlvania 2 found at Shell Service Stations Lidok EP 2 found at industrial shops Figure 7 1 Lubrication Fitting...

Page 33: ...odor to the hydraulic oil 1 Park the mower on a level surface and stop the engine 2 Place a suitable container under the hydraulic oil filter Remove the cap from the tee installed in the hydraulic oi...

Page 34: ...after every 200 hours of operation or every month whichever occurs first Refer to Engine Operator s Manual for specific instructions Figure 7 4 Engine Oil Drain Plug Figure 7 5 Engine Oil Filter A Fi...

Page 35: ...e or twice daily to prevent engine damage 1 Remove the wing nut securing the air cleaner cover to the engine Remove the air cleaner cover and set aside 2 Remove the nut securing the clamping plate and...

Page 36: ...well fill with clean distilled water to the bottom of vent wells 1 4 to 1 2 inch above the plates Install the battery cell caps IMPORTANT Do not overfill the battery Electrolyte will overflow through...

Page 37: ...lades not only yields a poor mowing job but slows the cutting speed of the mower and causes extra wear on the engine and the blade drive B Blade Sharpening NOTE DO NOT sharpen the blades beyond 1 3 of...

Page 38: ...ts are left handed thread 6 Install the hex nut to the blade bolt at the top of the cutter spindle Secure the blades from rotating using a Blade Buddy and torque to 75 ft lbs 7 10 TIRES Check the tire...

Page 39: ...ow fill the gearbox through the dipstick tube with EP 80 90 gear oil Install the dipstick after proper fluid level has been achieved 1 Remove the hair pins and raise the cutter deck to the highest cut...

Page 40: ...ill be needed to fill the gearbox Follow the procedure in section 7 13 A Checking Lubricant Level to fill the gearbox to the proper level Do not wash any portion of the equipment while it is hot Do no...

Page 41: ...37 NOTES...

Page 42: ...9 15 14 14 14 12 12 12 26 13 16 25 24 11 28 25 24 23 29 31 32 32 33 34 35 36 37 38 39 40 41 42 43 38 44 45 46 47 50 50 49 48 51 52 54 53 55 56 57 58 52 59 59 60 61 61 61 62 59 53 63 63 65 64 66 67 25...

Page 43: ...ting Grease 41 43294 Housing Spindle 42 43312 Spacer Outside 43 43296 Spacer Inside CUTTER DECK NOTE Some of the hardware is common hardware and you may purchase it locally Be sure that all bolts purc...

Page 44: ...40 CUTTER DECK SUPPORT COMPONENTS SCR 2K CDF 1 2 2 3 3 3 4 5 6 7 8 9 10 11 12 13 12 15 14 17 16 18 25 26 27 28 29 30 31 32 19 21 20 22 20 23 24 33 33...

Page 45: ...4021 07 Nut 1 2 13 Elastic Stop 16 43511 Spacer 17 04001 80 Bolt Hex Head 1 2 13 x 6 5 18 481843 Wheel Caster 11 x 4 0 5 Includes items 19 through 24 19 482192 Tire 11 x 4 0 5 20 481770 Retainer 21 48...

Page 46: ...5 16 12 13 14 17 19 20 21 22 23 24 25 26 19 18 18 28 27 29 30 31 32 33 34 35 36 37 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 47 51 51 52 52 53 53 54 54 55 55 56 57 57 58 59 60 48 61 62 63 64 58...

Page 47: ...d Rubber 39 422935 Bracket Hydraulic Filter Mounting 40 422858 Bracket Fuel Tank Front 41 422934 Catch Cutter Deck 42 451288 Weldment Engine Deck 43 451256 Weldment Muffler Guard 44 423005 Bracket Oil...

Page 48: ...44 BLOWER ASSEMBLY SCR 2K BLOWER A A 1 2 3 4 5 6 7 7 12 11 10 9 8 13 15 12 14 17 19 16 20 18 21 23 22 23 25 24 26 31 30 29 28 27 33 32 32 26 29 34 35 25 36 37 38 39 40 41...

Page 49: ...ivot Idler Arm 23 48224 Bearing 24 04043 04 Flatwasher 3 8 25 04021 09 Nut Elastic Stop 3 8 16 26 04019 04 Nut Serr Flng 3 8 16 27 04001 46 Bolt HH 3 8 16 x 2 25 28 43282 Spacer 29 04043 04 Flat Washe...

Page 50: ...PART OF ENGINE To Deck Drive Shaft To Engine To Blower 1 4 5 3 6 7 9 10 11 12 13 16 15 17 18 19 22 21 23 19 20 21 8 24 25 25 25 25 26 27 28 29 30 31 31 32 33 33 34 34 35 36 37 38 PART OF ENGINE 39 39...

Page 51: ...ENGINE AND ATTACHING PARTS NOTE Some of the hardware is common hardware and you may purchase it locally Be sure that all bolts purchased locally are a grade 5 Ref Part No Number Description 29 423115...

Page 52: ...48 SCR 2K TD 1 2 3 4 5 5 6 7 8 10 9 11 12 12 13 14 15 9 16 9 17 17 17 18 19 20 21 22 23 24 25 26 17 27 29 30 28 8 7 6 31 To Back of Engine Block 27 33 33 32 27 34 9 9 TRACTION DRIVE COMPONENTS...

Page 53: ...e PumpMounting 19 04003 05 Bolt Carriage 3 8 16 x 1 5 20 04003 12 Bolt Carriage 5 16 18 x 75 21 04063 14 Key 5mm x 5mm x 25mm 22 422928 Plate Keeper 23 43542 Spacer 24 481788 Pulley 5 45 OD 25 04001 1...

Page 54: ...50 HYDRAULIC PUMP 390S0167 11 4 9 11 2 12 10 6 8 13 7 18 5 14 15 16 17 19 20 21 22 1 29 23 24 30 25 26 28 27 3 Overhaul Seal Kit...

Page 55: ...006110 0120 Backup Ring 14 HG 70079 Cylinder Block Kit 15 HG 2003014 Block Spring 16 HG 2003017 Block Thrust Washer 17 HG 2003044 Roller Thrust Bearing 18 HG 2003087 Swash Plate 19 HG 2003005 Trunnion...

Page 56: ...52 CUTTER DECK DRIVE GEARBOX 2 5 1 7 6 3 1 8 7 4 2 9...

Page 57: ...aft Assembly 2 482123 Shaft Assembly 3 482120 Case Half 4 482121 Case Half 5 481651 Seal 1 00 x 1 50 x 3 16 6 481652 01 Plug 1 8 NPT Socket Head 7 481652 02 Plug 1 4 NPT Socket Head 8 04015 16 Bolt 5...

Page 58: ...9 8 10 7 7 11 12 13 13 14 16 16 16 16 16 15 17 17 17 18 19 9 6 8 7 20 20 21 22 23 3 4 3 4 2 24 25 26 26 27 27 28 28 28 28 28 28 28 29 30 31 31 30 30 32 32 33 34 34 35 36 37 38 39 40 41 42 42 43 44 44...

Page 59: ...76 Rod Threaded 3 8 24 x 3 75 20 481243 Disc Friction 21 451182 Weldment Speed Control RH 22 04001 100 Bolt Hex Head 3 8 16 x 6 23 04021 09 Locknut 3 8 16 Elastic 24 481245 Knob Speed Control Lever 25...

Page 60: ...10 7 9 11 12 13 10 7 10 9 9 7 10 10 10 11 12 13 9 7 14 15 16 17 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 37 37 37 37 29 29 40 40 40 38 13 13 39 41 41 42 42 42 42 44 45 31 41 48...

Page 61: ...lve Stem 482194 Tire 23 x 9 50 12 28 04063 25 Key Woodruff 5 16 x 1 29 04069 01 Pin Rue Cotter 3 8 Diameter 30 04064 03 Pin Clevis 3 8 Diameter x 2 31 04021 19 Locknut Hex 1 2 13 Center Lock 32 451179...

Page 62: ...To Right Side Fuel Tank To Engine 1 1 2 2 2 2 3 38 38 5 6 7 7 7 8 9 9 10 10 11 11A 12 13 39 39 15 15 15 15 16 16 17 18 19 40 21 22 23 23 24 24 25 26 4 4 27 27 27 27 4 4 28 28 28 29 29 29 30 30 30 31 3...

Page 63: ...Elastic Stop 5 16 18 20 481467 01 Connector 7 16 O Ring x Hose Barb 21 48758 Filter Hydraulic 22 422939 Strap Fuel Tank Rear 23 04010 10 Screw 1 4 20 x 2 24 04110 01 U Nut 1 4 20 25 481957 Fuel Tank...

Page 64: ...60 ELECTRICAL SYSTEM C C SCR 2K EKH TO HOPPER HARNESS A A C B B 1 2 2 3 3 4 5 6 7 8 9 10 11 12 13 14 15 16 9 9 10 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34...

Page 65: ...Cable 17 481687 Switch PTO 18 481638 Switch Seat 19 481637 Switch Brake 20 482313 Interlock Module ELECTRICAL SYSTEM NOTE Some of the hardware is common hardware and you may purchase it locally Be sur...

Page 66: ...HC 1 A A To Frame 1 1 1 1 1 2 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 14 16 16 16 16 16 17 18 19 19 20 20 21 22 23 24 25 25 26 27 28 29 30 31 32 33 34 35 36 38 39 40 41 42 43 44 45 46 46 47 48 49 50 51 5...

Page 67: ...r 29 04021 10 Nut Elastic Stop 5 16 18 30 451189 Hinge Weldment Hopper Door 31 04001 126 Bolt Hex Head 5 16 18 x 5 1 2 32 481092 01 Plastic Knob 5 16 18 33 43547 Pin Hopper Door 34 04060 08 Roll Pin 1...

Page 68: ...64 HOPPER ACTUATOR MECHANISM 1 2 3 4 5 6 7 8 9 10 11 12 11 13 10 9 7 8 13 14 15 16 17 18 19 18 15 27 7 20 8 26 25 5 29 24 24 26 25 23 28 SCR 2k HA...

Page 69: ...24 Bolt Hex Head 5 16 18 x 7 00 15 04001 10 Bolt Hex Head 5 16 18 x 1 1 4 16 04015 08 Capscrew Socket Head 10 32 x 1 1 2 17 04050 10 Retainer Ring 18 48100 04 Bushing Oilite 502 ID 19 48114 05 Grease...

Page 70: ...E MOVE SPEED SELECTOR HANDLES TO NEUTRAL POSITION START ENGINE RELEASE PARKING BRAKE SELECT SPEED WITH SELECTOR HANDLE SELECT FORWARD OR REVERSE DIRECTION WITH HYDRO CONTROL HANDLES CAUTION BEFORE OPE...

Page 71: ...r 8 482168 Decal Bystanders Read Operator s Manual 9 482167 Decal Start and Drive Procedure 10 482053 Decal Forward Speed Selector 11 481863 Decal Cutting Height 12 482180 Decal Upper Instrument Panel...

Page 72: ...E F G H RED YEL YEL RED YEL YEL WHT GRN WHT RED PINK RED MODULE PLUG RED RED WHT BLK RED LT BLU RED BLK BLU RED RED YEL RED YEL WHT YEL RED GRN BLK GRN BLK YEL GRN GRN LT BLU BRN RED HOPPER FILL LEVEL...

Page 73: ...69 NOTES...

Page 74: ...warranty work and the expense of returning it to the owner after repair will be paid for by the owner Scag s responsibility is limited to making the required repairs and no claim of breach of warrant...

Page 75: ...PART NO 03080 PRINTED 12 99 PRINTED IN USA 1999 SCAG POWER EQUIPMENT DIVISION OF METALCRAFT OF MAYVILLE INC...

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