Kubota WSM OC60-E2 Workshop Manual Download Page 26 | Manualshive

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OC60-E2, OC95-E2, WSM

GENERAL

G-11

7. SPECIAL TOOLS

Special Use Puller Set

Code No : 07916-09032
Application : Use exclusively for pulling out bearing, gears and

other parts with ease.

Piston Ring Compressor

Code No : 07909-32111
Application : Use exclusively for pushing in the piston with

piston 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 2.95 in.) dia.
                      Connecting rod length
                      65 to 330 mm (2.56 to 12.99 in.)

Nozzle Tester

Code No : 07909-31361
Application : Use to check the fuel injection pressure and

spraying condition of nozzle.

Measuring : 0 to 50 MPa
range (0 to 500

, 0 to 7000 psi)

0000000677E

0000000678E

0000009381E

0000009382E

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Summary of Contents for WSM OC60-E2

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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