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OC60-E2, OC95-E2, WSM

SPECIFICATIONS

SPECIFICATIONS

Model

OC60-E2(-X)

OC60-E2(-X)-L

OC95-E2(-X)

OC95-E2(-X)-L

Number of Cylinders

Type

Oil-cooled 4-cycle diesel engine

Bore x Stroke mm (in.)

72 x 68 (2.83 x 2.68)

83 x 77 (3.27 x 3.03)

Total Displacement

(cu.in.)

276 (16.8)

416 (25.4)

ISO Net Continuous kW /

(rpm)

(HP /

(rpm))

4.2 / 3600

(5.6 / 3600)

6.3 / 3600

(8.5 / 3600)

ISO / SAE Net Intermittent kW /

(rpm)

(HP /

(rpm))

4.5 / 3600

(6.1 / 3600)

7.0 / 3600

(9.5 / 3600)

Maximum Bare Speed

(rpm)

3800

Minimum Bare Idling Speed

(rpm)

1300

Combustion System

TVCS (Three-vortex combustion system)

Fuel Injection Pump

ND type (DENSO)

Governor

Centrifugal mechanical governor

Direction of Rotation

Clockwise (View from flywheel side)

Injection Nozzle

DN4PD82 (DENSO)

Injection Timing (Static)

0.26 to 0.30 rad (15 to 17 )

before top dead center

0.23 to 0.26 rad (13 to 15 )

before top dead center

Injection Pressure

13.7 MPa (140

, 1987 psi)

Compression Ratio

24.5 : 1

24.0 : 1

Lubricating System

Forced lubrication with trochoid pump

Lubricating Filter

Oil strainer

Cooling System

Oil c Air cooling

Starting System

Electric starting with starter

Starting Motor

12 V 1.0 kW

12 V 1.2 kW

Charging Alternator

12 V, 48 W

12 V, 150 W

12 V, 48 W

12 V, 150 W

Fuel

Diesel fuel No.2-D (ASTM D975)

Fuel Tank Capacity

3.6 L (0.95 U.S.gals, 0.79 Imp.gals)

5.5 L (1.45 U.S.gals, 1.2 Imp.gals)

Lubricating Oil

Quality better than API service CC class (SAE 10W-30)

Lubricating Oil Capacity

1.3 L (1.37 U.S.qts, 1.14 Imp.qts)

1.7 L (1.80 U.S.qts, 1.49 Imp.qts)

Weight (Dry) kg (lbs)

38(83.8)

55 (121.3)

0000009651E

Содержание WSM OC60-E2

Страница 1: ...OC60 E2 OC95 E2 WORKSHOP MANUAL DIESEL ENGINE...

Страница 2: ...hop Manual Code No 97897 01873 for the one which has not been described to this workshop manual Information on the troubleshooting servicing specification lists tightening torque checking and adjustin...

Страница 3: ...fe This symbol the industry s Safety Alert Symbol is used throughout this manual and on labels on the machine itself to warn of the possibility of personal injury Read these instructions carefully It...

Страница 4: ...bare hands Slowly loosen the cap to first stop to relieve pressure before removing completely A Escaping fluid fuel or hydraulic oil under pressure can penetrate the skin causing serious injury Reliev...

Страница 5: ...disposing of oil fuel coolant electrolyte and other harmful waste PREVENT ACID BURNS A Sulfuric acid in battery electrolyte is poisonous It is strong enough to burn skin clothing and cause blindness i...

Страница 6: ...View from flywheel side Injection Nozzle DN4PD82 DENSO Injection Timing Static 0 26 to 0 30 rad 15 to 17 before top dead center 0 23 to 0 26 rad 13 to 15 before top dead center Injection Pressure 13...

Страница 7: ...WSM PERFORMACE CURVES 5 PERFORMACE CURVES 1 Brake Horsepower 3 Fuel Consumption 5 Net Intermittent Torque 7 Net Continuous B H P 2 Engine Speed 4 Torque 6 Net Intermittent B H P 8 Net Intermittent B S...

Страница 8: ...OC60 E2 OC95 E2 WSM DIMENSIONS 6 DIMENSIONS B STANDARD TYPE OC60 E2 0000009663E...

Страница 9: ...5 mm 18 02 in 457 5 mm 18 02 in C 403 mm 15 87 in 403 mm 15 87 in D 133 5 mm 5 26 in 133 5 mm 5 26 in E 121 mm 4 77 in 121 mm 4 77 in F 164 mm 6 46 in 164 mm 6 46 in G 3 mm 0 12 in 3 mm 0 12 in H 47...

Страница 10: ...OC60 E2 OC95 E2 WSM DIMENSIONS 8 B STANDARD TYPE OC95 E2 0000009665E...

Страница 11: ...501 mm 19 73 in 501 mm 19 73 in C 452 mm 17 80 in 452 mm 17 80 in D 145 mm 5 71 in 145 mm 5 71 in E 135 mm 5 32 in 135 mm 5 32 in F 170 mm 6 69 in 170 mm 6 69 in G 3 mm 0 12 in 3 mm 0 12 in H 57 mm 2...

Страница 12: ...n H 22 mm 0 87 in I 20 800 to 21 000 mm 0 8189 to 0 8267 in 0000009667E A 30 mm dia 1 18 in dia B 15 7 mm 0 62 in C 72 2 mm 2 84 in D 25 379 to 25 400 mm dia 0 9992 to 1 000 in dia E 6 312 to 6 342 mm...

Страница 13: ...m 0 12 in C 60 mm 2 36 in D 24 979 to 25 000 mm 0 9835 to 0 9842 in E 7 000 to 7 022 mm 0 2756 to 0 2764 in F 38 mm 1 50 in G M 8 x 1 25 mm M 0 31 x 0 05 in H 22 mm 0 87 in I 20 800 to 21 000 mm 0 818...

Страница 14: ...mm 2 84 in D 25 379 to 25 400 mm dia 0 9992 to 1 0000 in dia G 1 14 UNS H 25 mm 0 98 in 0000009673E A 35 mm dia 1 38 in dia B 30 4 mm 1 20 in C 75 5 mm 2 97 in D 22 14 to 22 16 mm dia 0 8717 to 0 872...

Страница 15: ...INTENANCE CHECK LIST G 5 6 CHECK AND MAINTENANCE G 6 1 DAILY CHECK G 6 2 CHECK POINT OF INITIAL 25 HOURS G 7 3 CHECK POINTS OF EVERY 100 HOURS G 7 4 CHECK POINT OF EVERY 500 HOURS G 8 5 CHECK POINT OF...

Страница 16: ...GENERAL G 1 1 ENGINE IDENTIFICATION 1 MODEL NAME AND ENGINE SERIAL NUMBER When contacting the manufacture always specify your engine model name and serial number 1 Model Name 3 Serial Number 2 Emissio...

Страница 17: ...m the battery first A Remove oil and dirt from parts before measuring A Use only KUBOTA genuine parts for parts replacement to maintain engine performance and to ensure safety A Gaskets and O rings mu...

Страница 18: ...ions in respective countries Exhaust emissions regulations shift to the second stage Kubota executed the improvement of the engine according to this regulation In order to discriminate the engines con...

Страница 19: ...ine oil 1 3 L 1 4 U S qts 1 1 lmp qts 1 7 L 1 8 U S qts 1 5 lmp qts Higher than CC class API Above 25 77 SAE10W 30 SAE10W 40 SAE30 0 to 25 32 to 77 SAE10W 30 SAE10W 40 SAE20 Below 0 32 SAE10W 30 SAE10...

Страница 20: ...very 2 year 1 Engine oil Checking G 6 Changing G 7 2 Oil strainer Cleaning G 7 3 Rubber hoses and clamp bands Checking G 6 Changing G 10 4 Air cleaner Cleaning G 8 Changing Once year or after 6 cleani...

Страница 21: ...il Never mix two different types of oil A Use the proper engine oil viscosity SAE according to the ambient temperature Checking Fuel Hose and Clamp Bands 1 If the clamps 1 are loose replace with new o...

Страница 22: ...rainer with fuel oil 2 If the oil strainer is deformed or broken replace it 3 CHECK POINTS OF EVERY 100 HOURS Changing Engine Oil and Cleaning Oil Strainer 1 After warming up the engine remove the dra...

Страница 23: ...nut and take out the filter 1 3 Wash the filter clean off impurities with fresh fuel 4 Take much care when handling the element because it is very fragile A If the element should have holes replace it...

Страница 24: ...ion Pressure 1 Set the injection nozzle to the nozzle tester 2 Slowly move the tester handle to measure the pressure at which fuel begins jetting out from the nozzle 3 If the measurement is not within...

Страница 25: ...e inside of the element Air pressure at the nozzle must not exceed 205 kPa 2 1 30 psi Maintain reasonable distance between the nozzle and the filter 8 CHECK POINT OF EVERY 2 YEARS Checking Fuel Hose a...

Страница 26: ...ston rings into the cylinder Connecting Rod Alignment Tool Code No 07909 31661 Application Use to check the connecting rod alignment Applicable Connecting rod big end I D range 30 to 75 mm 1 18 to 2 9...

Страница 27: ...measure diesel engine compression and diagnostics of need for major overhaul Valve Seat Cutter Code No 07909 33102 Application Use to reseat valves Angle 0 785 rad 45 0 262 rad 15 Diameter 28 6 mm 1 1...

Страница 28: ...6 9 to 27 1 mm dia 1 060 to 1 066 in dia 26 9 to 27 1 mm dia 1 060 to 1 066 in dia B 0 2618 rad 15 0 2618 rad 15 C 29 75 to 29 85 mm dia 1 172 to 1 175 in dia 29 75 to 29 85 mm dia 1 172 to 1 175 in d...

Страница 29: ...C1 Chamfer 1 mm 0 039 in Chamfer 1 mm 0 039 in 0000009531E OC60 E2 OC95 E2 A 40 mm dia 1 575 in dia 46 mm dia 1 811 in dia B 31 mm dia 1 220 in dia 36 mm dia 1 417 in dia C 52 mm dia 2 047 in dia 58...

Страница 30: ...10 mm 0 394 in F 12 mm 0 472 in 12 mm 0 472 in G 30 mm dia 1 181 in dia 30 mm dia 1 181 in dia H R2 mm R0 08 in R2 mm R0 08 in C1 Chamfer 1 mm 0 039 in Chamfer 1 mm 0 039 in 0000009534E OC60 E2 OC95 E...

Страница 31: ...181 in dia 30 mm dia 1 181 in dia G 57 mm dia 2 244 in dia 57 mm dia 2 244 in dia H 34 7 to 34 9 mm dia 1 367 to 1 374 in dia 39 7 to 39 9 mm dia 1 563 to 1 570 in dia I 38 7 to 38 9 mm dia 1 524 to...

Страница 32: ...in 40 mm 1 575 in E 10 mm dia 0 394 in dia 11 mm dia 0 433 in dia F 5 7 mm dia 0 224 in dia 6 4 mm dia 0 252 in dia G 6 mm dia 0 236 in dia 6 7 mm dia 0 264 in dia H 15 mm dia 0 590 in dia 15 mm dia 0...

Страница 33: ...Retaining nut F PF 1 2 G 5 mm 0 20 in H 17 mm dia 0 67 in dia I 8 mm dia 0 31 in dia J 1 0 mm 0 039 in K 17 mm dia 0 67 in dia L 6 10 to 6 20 mm dia 0 2402 to 0 2441 in dia M 8 mm 0 31 in N 4 mm 0 16...

Страница 34: ...STRAINER M 4 3 OIL PUMP M 5 4 OIL PRESSURE SWITCH M 5 4 COOLING SYSTEM M 6 1 GENERAL M 6 2 OIL COOLER M 6 5 FUEL SYSTEM M 7 1 GENERAL M 7 2 INJECTION PUMP M 7 1 Pump Element M 7 2 Delivery Valve M 8...

Страница 35: ...tion System saves much fuel The TVCS is so efficient that the engine does not emit any irritating smell and smarting exhaust Much less black exhaust and much lower exhaust concentration 4 Balancer sta...

Страница 36: ...by Kubota s rich experience in engine research and development this brand new engine has come up with the ACTV Advanced Cooling Three Vortex system introduced first in the world The engine features l...

Страница 37: ...shaft crank pin metal Another oil passage is provided at the side of the cylinder liner This passage also serves to keep the cylinder liner cool and to suppress the explosive sound for lower noise The...

Страница 38: ...e oil cooler 7 The oil cooled there passes through the relief valve opening of the cylinder head and returns into the crankcase Other items such as the piston 1 piston pin 2 camshaft tappet bearing an...

Страница 39: ...een the lobes becomes larger creating a negative pressure which sucks in oil Outside the inlet port 1 as shown in position C the space between the lobes becomes gradually smaller and oil pressure incr...

Страница 40: ...other hand flows through the return opening of the cylinder head and back to the crankcase The trochoid pump works to force the lubricant to the cylinder head again to cool the combustion system aroun...

Страница 41: ...t hand lead reciprocates via the tappet roller 6 by means of the camshaft fuel cam causing the fuel to be delivered into the injection nozzle 1 Pump Element The pump element 1 is consists of the plung...

Страница 42: ...INJECTION NOZZLE Due to the use of a throttle type injection nozzle the fuel injection quantity is small at the beginning of injection and the fuel injection amount increases gradually for the main fu...

Страница 43: ...gh quality filter paper is used to filter out fine particles as small as 30 Air may enter the filter when it is washed clean or replaced with a new one or when the tank is refueled To cope with the tr...

Страница 44: ...nent part governor weight governor lever governor spring idle spring fuel limiter with built in torque spring speed control lever and others B At Starting When the speed control lever 1 is moved in th...

Страница 45: ...centrifugal force of the governor weight 9 becomes smaller so that the control rack 4 is moved in the direction C in which fuel is increased to restore the original speed In this way the engine speed...

Страница 46: ...arting When the speed control lever 5 is moved in the direction of arrow A the governor lever 2 1 is pulled by the governor spring 6 and the stop lever of the governor lever 3 7 turns in the direction...

Страница 47: ...or spring can be changed to control the engine rpm As the load increases the engine rpm drops to reduce the centrifugal force of the governor weight The governor lever 2 is therefore moved by the gove...

Страница 48: ...move the governor lever 1 2 in the direction of arrow D The control rack 3 is now moved to the stop position no fuel injection thereby stopping the engine It should be noted that the fuel injection li...

Страница 49: ...ey switch B STANDARD TYPE 1 Glow Plug 5 Key Switch 9 Stop Solenoid Bl Black 2 Starter 6 Battery 12V 10 Oil Pressure Switch Re Red 3 Dynamo 48 W 7 Slow Blow Fuse 11 Warning Lamp Option Blu Blue 4 Regul...

Страница 50: ...ssure Switch Re Red 3 Dynamo 150 W 7 Slow Blow Fuse 11 Warning Lamp Option Blu Blue 4 Regulator 8 Timer 12 Fuse 15A Sb Sky Blue Gr Green Ye Yellow Bl Wh Black White Bl Re Black Red Re Wh Red White A T...

Страница 51: ...wheel turns the magnet induces electromotive force to each coil of the stator Figure shows the flywheel the arrangement of the stator poles and the magnetized state of the magnet 3 REGULATOR The regul...

Страница 52: ...Fuel System S 15 4 Electrical System S 18 2 DISASSEMBLING AND ASSEMBLING S 23 1 Draining Engine Oil and Fuel S 23 2 External Components S 24 3 Cylinder Head and Valves S 24 4 Injection Pump and Injec...

Страница 53: ...ing Replace S 26 A Seizure of crankshaft camshaft piston cylinder liner or bearing Replace S 44 47 A Compression leak from cylinder head Replace head gasket Tighten cylinder head bolt and nozzle holde...

Страница 54: ...ant Oil Consumption A Piston ring s gaps facing the same direction Shift ring gap direction S 32 A Oil ring worn or stuck Replace S 46 A Piston ring groove worn Replace piston S 46 A Valve stem and gu...

Страница 55: ...ne oil insufficient Replenish G 6 A Overload running Loosen the load A Head gasket defective Replace S 26 A Incorrect injection timing Adjust S 15 A Unsuitable fuel used Use the specified fuel G 4 000...

Страница 56: ...o 0 0531 in Compression Pressure 35 to 40 3 43 to 3 92 MPa 498 to 569 psi 25 2 2 47 MPa 358 psi Valve Clearance Cold 0 14 to 0 18 mm 0 0055 to 0 0071 in Valve Seat Width 2 12 mm 0 0835 in Valve Seat A...

Страница 57: ...5 mm 0 0006 to 0 0018 in 0 12 mm 0 0047 in Rocker Arm Shaft O D OC60 E2 11 973 to 11 984 mm 0 4714 to 0 4718 in OC95 E2 13 973 to 13 984 mm 0 5501 to 0 5506 in Rocker Arm Shaft Hole I D OC60 E2 12 000...

Страница 58: ...C95 E2 16 016 to 16 034 mm 0 6306 to 0 6313 in Balancer Gear Side Clearance 0 12 to 0 37 mm 0 0047 to 0 0146 in 0 5 mm 0 0197 in Piston Pin Bore OC60 E2 20 000 to 20 013 mm 0 7874 to 0 7879 in 20 03 m...

Страница 59: ...m 0 7874 to 0 7879 in OC95 E2 23 000 to 23 013 mm 0 9055 to 0 9060 in Small End I D OC60 E2 20 025 to 20 040 mm 0 7884 to 0 7890 in OC95 E2 23 025 to 23 040 mm 0 9065 to 0 9071 in Crankshaft Alignment...

Страница 60: ...D s at The Maximum and Minimum Wear Position 0 10 mm 0 0039 in 0000009177E Item Factory Specification Allowable Limit LUBRICATING SYSTEM Item Factory Specification Allowable Limit Engine Oil Pressure...

Страница 61: ...essure is 12 7 MPa 130 1849 psi the valve seat must be fuel tightness 0000009182E ELECTRICAL SYSTEM Item Factory Specification Allowable Limit Starter Commutator O D OC60 E2 28 0 mm 1 1024 in 27 0 mm...

Страница 62: ...to 2 2 13 7 to 15 9 Connecting rod screws OC95 E2 M8 x 1 25 27 5 to 30 4 2 8 to 3 1 20 3 to 22 4 Flywheel nut OC60 E2 M20 x 1 5 137 to 157 14 to 16 101 to 116 Flywheel nut OC95 E2 M24 x 1 5 235 to 255...

Страница 63: ...below Grade Nominal Diameter Unit Standard Screw and Bolt Special Screw and Bolt ft lbs ft lbs M6 7 9 to 9 3 0 80 to 0 95 5 8 to 6 9 9 8 to 11 3 1 00 to 1 15 7 23 to 8 32 M8 17 7 to 20 6 1 8 to 2 1 1...

Страница 64: ...amount of oil to the cylinder wall through the nozzle hole and measure the compression pressure again 7 If the compression pressure is still less than the allowable limit check the top clearance valve...

Страница 65: ...l until the piston exceeds its top dead center 5 Remove the cylinder head and measure the thickness of the squeezed fuses 6 If the measurement is not within the factory specifications check the oil cl...

Страница 66: ...the oil pressure is less than the allowable limit check the following A Engine oil insufficient A Oil pump defective A Oil strainer clogged A Excessive oil clearance of bearing A Foreign matter in the...

Страница 67: ...just it with shims 3 A There are 2 F mark lines in B A Use the line near T mark to adjust Reference A Adding or removing one shim 0 15 mm 0 0059 in varies the crank angle by approx 0 017 rad to 0 026...

Страница 68: ...nt is less than the allowable limit replace the pump with new one or repair with a Kubota authorized pump service shop Nozzle Spraying Condition 1 Check the nozzle spray condition 2 If the spray patte...

Страница 69: ...Pressure change per 0 1 mm 0 039 in adjusting washer Approx 981 kPa 10 142 psi Valve Seat Tightness 1 Apply a pressure 12 7 to 13 9 MPa 130 to 142 1849 to 2019 psi lower than the fuel injection pressu...

Страница 70: ...e battery cap while the engine is running A Keep electrolyte away from eyes hands and clothes If you are spattered with it wash it away completely with water immediately A Keep open sparks and flames...

Страница 71: ...d hold the hydrometer at eye level A The hydrometer reading must be taken at the highest electrolyte level Reference A Specific gravity slightly varies with temperature To be exact the specific gravit...

Страница 72: ...of the regulator with the voltmeter 3 When the measurement is not the above table value measure the input voltage of the regulator with the voltmeter 4 When the measurement is the above table value th...

Страница 73: ...e starter 4 The starter should run at the specified rate Solenoid Switch OC60 E2 1 Check the continuity across S terminal 1 and M terminal 2 and across S terminal 1 and the body with an ohmmeter 2 If...

Страница 74: ...position and measure the voltage between the lead terminal and the chassis 3 Turn the main switch key to the START position and measure the voltage with a voltmeter between the lead terminal and the...

Страница 75: ...ine oil Draining Fuel 1 Prepare a clean dry bucket 2 Remove the drain plug 1 and let the fuel flow in the bucket 3 Remove the fuel tank cap to completely drain the fuel A The fuel tank capacity OC60 E...

Страница 76: ...e nozzle heat seal When reassembling A Tighten up the nozzle holder mounting nuts evenly A When reassembling the nozzle holder take care that no carbon or dirt gets in A Replace the copper gasket with...

Страница 77: ...mpression lever 1 to the operating position 4 Loosen the lock nut 3 and screw in the decompression adjusting screw 2 until it contacts the rocker arm 4 5 From the position where the adjusting screw co...

Страница 78: ...Pump 1 Remove the fuel inlet pipe 2 Remove the injection pump mounting screw 3 Align the control rack pin 1 with the notch 2 on the crank case and remove the injection pump 3 4 Remove the injection pu...

Страница 79: ...the camshaft comes out together with side cover lift the both tappets of intake and exhaust from injection pump installing place When reassembling A There is no match marks on the balancer gear Take t...

Страница 80: ...he balancer shaft from the balancer side Finally place the balancer casing in position A Install the balancer with the gear facing toward the balancer casing See the picture A Be sure that the balance...

Страница 81: ...eassembling A Make sure the slit of the spring pin 3 faces the oil pump A Make sure the spring pin stretches at equal distance left and right out of the shaft A Place the stopper so that its knob 7 be...

Страница 82: ...the above side bearing with that at the crankcase Oil Seal When reassembling A Place the side cover on the crankcase and drive in the oil seal 3 with a special tool Apply oil to the inner and outer s...

Страница 83: ...ut the piston 1 from the cylinder head side When reassembling A Insert the piston with a piston ring compressor A Be sure to assemble the connecting rod so that the casting mark F 3 of the connecting...

Страница 84: ...lywheel nut until it is nearly flush with the crankshaft end 2 Set a flywheel puller 2 and remove it with the flywheel 1 When reassembling A The tapered section of the flywheel must be free of oil etc...

Страница 85: ...that at the crankcase Main Bearing Crank Case and Side Cover 1 Remove the main bearing 1 with special tool When reassembling A Apply engine oil to all the fitting surface A As shown at left be sure to...

Страница 86: ...A Make sure the bearing 2 of the governor lever 1 1 moves smoothly A Put the governor lever into the hole A Hook the idle spring 3 into position A Position the stop lever of the speed control lever sh...

Страница 87: ...re A Install the governor lever 3 2 from outside the crankcase A Put the spring pin 3 and see if there is a clearance of 0 1 to 0 3 mm in the axial direction A Pull the speed control lever toward the...

Страница 88: ...its direction A Since the nozzle piece is precision finished a piece of wood must be used to remove carbon deposit Do not use pieces of metal A After assembling the nozzle be sure to adjust the fuel...

Страница 89: ...unting nut 9 and disconnect the connecting lead 17 2 Unscrew the magnet switch mounting nut 4 3 Remove the magnet switch 8 by sliding it up so that it is disconnected from the drive lever 5 4 Unscrew...

Страница 90: ...ommutator When reassembling A Apply grease Denso No 50 or equivalent to the parts indicated in the figure a Joint of Magnet Switch b Drive Lever c Teeth of Pinion Gear d Armature Shaft A When installi...

Страница 91: ...10 Idle Gear 13 Housing 4 Spring 1 Disconnect the connecting lead 6 2 Remove the two through bolts 8 3 Detach the motor 1 4 Draw out the brush 7 while holding the spring 4 up 5 Remove the brush holde...

Страница 92: ...e to the brush and commutator When reassembling A Apply grease Denso No 50 or equivalent to the parts indicated in the figure a Armature Spline b Teeth of idle gear c Roller Retainer d Clutch Gear e S...

Страница 93: ...quid 1 Leave it five to ten minutes after spraying 4 Wash away the red permeative liquid on the cylinder head surface with the detergent 2 5 Spray the cylinder head surface with the white developer 3...

Страница 94: ...of the valve face and seat surface with red lead Visual check If the valve is used for a long period of time it deviates to the upper part of the valve face causing the seat to contact 3 Grind the sea...

Страница 95: ...rotating spring 5 If the measurement exceeds the allowable limit replace the valve spring Clearance between valve stem and valve guide Factory spec OC60 E2 0 030 to 0 057 mm 0 0012 to 0 0022 in OC95 E...

Страница 96: ...rsize allowable limit is exceeded replace the cylinder block Oversize Cylinder Liner 0 25 OS A Replace the piston and piston rings with oversize ones Oil clearance between rocker arm shaft and shaft h...

Страница 97: ...e limit replace them Piston boss I D Factory spec OC60 E2 20 000 to 20 013 mm 0 7874 to 0 7879 in OC95 E2 23 000 to 23 013 mm 0 9055 to 0 9060 in Allowable limit OC60 E2 20 03 mm 0 7886 in OC95 E2 23...

Страница 98: ...Piston ring gap Top ring Factory spec OC60 E2 0 15 to 0 30 mm 0 0059 to 0 0118 in OC95 E2 Allowable limit OC60 E2 1 2 mm 0 0472 in OC95 E2 Second ring Factory spec OC60 E2 0 25 to 0 45 mm 0 0098 to 0...

Страница 99: ...e allowable limit after replacing the standard bearing use a undersize bearing Machine the crank pin according to the precautions Cam heights IN Factory spec OC60 E2 27 0 mm 1 0630 in OC95 E2 28 0 mm...

Страница 100: ...ance exceeds the allowable limit replace the bearing A If the clearance still exceeds the allowable limit after replacing the bearing with new one Use an over size bearing Undersize crank pin O D Fact...

Страница 101: ...owable limit replace the oil pump rotor assembly Clearance between Outer Rotor and Pump Body 1 Measure the clearance between the outer rotor and the pump body with a thickness gauge 2 If the clearance...

Страница 102: ...f the difference of the O D s exceeds the allowable limit correct the commutator on a lathe to the factory specification 5 Measure the mica undercut 6 If the undercut is less than the allowable limit...

Страница 103: ...ross the commutator and armature coil core with an ohmmeter 2 If it conducts replace the armature 3 Check the continuity across the segments of the commutator with an ohmmeter 4 If it does not conduct...

Страница 104: ...te in the both directions replace the overrunning clutch assembly Brush Holder OC95 E2 1 Check the continuity across the insulated brush holder and the brush holder support 2 If continuous replace the...

Страница 105: ...ous or if a certain value is indicated replace the solenoid switch 3 Pull the pull rod to check the spring built in the plunger Magnet Switch OC95 E2 1 Check the continuity across the C terminal 1 and...

Страница 106: ...pan 2005 10 S EI EI e Code No 97897 03291 2005 03 S EI EI e EDITOR KUBOTA FARM INDUSTRIAL MACHINERY SERVICE LTD 64 ISHIZU KITAMACHI SAKAI CITY OSAKA 590 0823 JAPAN PHONE 81 72 241 1129 FAX 81 72 245 2...

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