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Содержание S-650G

Страница 1: ... SATOH TRACTOR f L s 65 G REnAIR MANML SATOH AGRICUTTURAL MACHINE 7 Publication No 03 MFG CO LTD ...

Страница 2: ...UTCH SYSTEM I EE L r r r r r r hEE k rr rrrrrrr r r rt r B STEERI ilG LI I KAGE SYSTEII TRANsMlssl0il sysTE l 6rn A KEo fr i r s ll BRAKE SYSTEM r r r r r rrr E ELECTRI0AL SYSTEM r e r frn6 DRAFT CoNTRoL r r H p0UuER ASSISTED STEERIJ G I ...

Страница 3: ...I Tt SATOH TruTOR ENGINE SYSTEM PUBLICATI0il JIo 03 A MoDEL s 65 G REPAIR MANUAL I i t I i ...

Страница 4: ...Main Bearing Metal 2 5 Camshaft 2 6 Timing Chain Sprocket and Chain Adiuster AssemblingOrder 3 1 Assembling the Engine 3 2 Mounting the Engine Spgcifications LUBRICATIOT SYSTEM 1 Lubrication System General 2 Disassembling the Oil Pump 2 1 Removing the Oil Pump 2 2 Disasembling the Oil Pump 3 Checking Maintenance and Limit of Adiustment 3 1 Checking and Adjusting the Oil Pump 3 2 Oil Filter Replace...

Страница 5: ...2 3 4 5 6 7 FUEL SYSTEM Fuel System Generct AirCleaner o o 2 1 Rennving the Air Cleaner Element 2 2 Checking the Air Cleaner 2 3 Air Cleaner Specifications Fugl Pump 31 Removing the Fuel Pump 3 2 Disasembling the Fuel Pump 3 3 Checking the Fuel Pump 34 Assembling the Fuel Pump 35 lnsUlling the Fuel Pump 36 Fuel Pump Specifications 4 Fugl Filtgr 5 Carburetor 51 C onstruction 5 2 Disassembling the C...

Страница 6: ...enanc and Limit of Adjustment 24 Asembling the Distributor 2 5 Mounting the Distributor 2 6 lgnition Timing lnspection and Adiustment 2 7 Distributor Specifications TOURBLESHOOTI UG 1 The Ergine Lacks Power 1 1 Fuel C omprssion is lnsuff icient 1 2 lgnition Timing is lncorrect 1 3 Fuel Lsrel is Low 14 Carburetor Dravw lnsufficient Amount of Air 1 5 Engine Overheats 2 Fuel Canzumption is Excessive ...

Страница 7: ...ture 3 Valves u cylinderHead lncorrest ldle Speed Adiustment Gl Carburgtor G2 AirEnteringFuel Line 6 3 Va1vgs o il Cylindgr Head Engine Runs not Smoothly when acceleratedl 7 1 Carburgtor o 7 2 lgnitionSystgm 7 3 Ergine 65 65 65 65 66 66 66 66 66 66 66 66 66 66 7 ...

Страница 8: ...he cylinder bore and the piston stroke measure 2 6772 in 68 mm and 2 6772 in 68 mm respectively ln this sense the cylinder is o a square type having a total displacement of 60 2 cu in 987 cc and a compr ession ratio of 8 6 to l The maximum output is 25 PS at 2 800 r p m and the maximum torque 46 9 lt lbl2 2 O r p m 6 5 kg m 2 2OO r p m The description of the engine is as follows ...

Страница 9: ...a Renold made chain wtrose tension is adjustable by means of the chain adjuster and vibration dampr To reduce the cfrain noise the contacting surfaces of the chain is finished with heat proof and wear proof rubber 5 lntake and Exhaust Mechanism The exhaust manifold is made of cast iron and the intake manifold made of a light alloy metal Both manifolds re of independent branch Wpe The hot spot is h...

Страница 10: ...lable on hand Put a rnark on each engine component part such as a piston piston ring valve valrre spring metal tappet push rod etc in order of the cylinders so that you will not corifuse dbout parts Take special care not to datnage the removed parts and put them in order l 1 Remoying the Engine 1 Bemove the negative corde from the battery 2 Remove the wires from the alternator A starting motor B a...

Страница 11: ...h Fig 6 9 Figr 7 end I 10 Removing the hydraulic oil pipe a Remove the hydraulic oil pipe clamp A Removing the silencer pipe Remove the nut A mountlng both exhaust manifold and silencer pipe and remove the silenc er mounting nut B Then remove the silencer pipe dust from clean dry Fis 5 8 Removing the drag link Pu ll out the split p in from the ball socket connecting the Pitman arm and drag link an...

Страница 12: ...olts setting the pump joint A and remove the pump joint Remove the four nuts B from the pump C Remove the two screw M8 x 25l and three bolts MB x 45 from the pump bracket and remove the bracket D Note As alignment of the center line betureen crankshaft and the hydraulic oil pump had been correctly fixed at 0 001 181 in 0 03 mm during factory assembly do not attempt to remove the pump unless otherw...

Страница 13: ... inuke sides Do not hoist the engine but pull the wire so that it becomes slightly tight Place a garage jack under the clutch housing Do not iack up the tractor Just raise the jack so that it is just tightly locked under the tractor Remove the bolts A four each on both right and left sides and the four bolts B also four each on both sides which mounting the chasisand clutch housing Remove the thre...

Страница 14: ...B one each on both right and left sides which mounting the engine and clutch housing Next adjust the chain block suspending the engine so that the stud bolt will not be under excessive load Then pull the engine toward the front Fig 22 1 2 Dlsasembling the Engine 1 lnstall the engine on the special tool No 90010 ENGINE STAND by mears of one bolt and three nuts then renpving the clutch unit Fig 23 2...

Страница 15: ...own in Fig 26 install the special tool No 0490100 RtNG GEAR BRAKE so that the crank shaft and f lywheel cannot be rotated d Remove 6 pcs of the rock bolts and remove the flywheel A from the crankshaft Fig fi e Rernove lock bolt from the crank pulley A at the front of the engine Fig 27 f Remove the special tool No 0490100 R tNG GEAR BRAKE 4 Removing the air cleaner a Loosen two hose bands and remov...

Страница 16: ... 32 Loosen the adlusting bolt and move the idler pulley B in the direction of the arrow shown in F is 33 Then pull down the governor operating lever C to the carburetor side and remove the V belt D from each pulley Unscrew two nuts and bolts and remove the idler assembly E from the governor bracket and the timing chain cover Fb 33 7 Removing the governor and governor bracket a Remove the lock nut ...

Страница 17: ...em removed aaording to 74 above can be separated Fig 37 8 Removing the cooling fan and cooling fan oom plete a Unscrew four bolts and remove the cboting fan A fan spacer pump pulley B from the cooling fan complete b Unscrew three nuts and remove the cooling fan complete C and alternator strap from the rylin der head c Take out the thermosEt from the thermostat casing Removing the water pump Pull t...

Страница 18: ...B in su lator c Remove the oil pressure switeh C and the breather pipe D Fis 43 12 R emoving the carburetor Unscrew two nuts and remove the carburetor A Remove the insulator B from the intake manif old Fig 44 13 Removing the intake manifold Unscrew eight nuts and remove the engine hanger A Then remove the intake manifold B from the cyl inder head together with the governor cover stay and the a ir ...

Страница 19: ...wers from the cylinder head by using a proper tool such as a magnet g ap 18 Removing the oil pump drive gear shaft a Unscrew two nutS and remove the oil pump drive gear cover A b Unscrew three nuts and remove the blind cover B c Lift off the oil pump drive gear shaft D together with the shim E and the thrust washer C Fig fi 19 Turn the engine upside down and noW the oil pan is upward 20 Removing t...

Страница 20: ...ing chain a Undo two nuts securing the camshaft A b Remove the camshaft camsprocket wheel and the timing sprocket wheel together with the timing chain B from the crankshaft and the rylinder block as shown in Fig 54 t Fig 54 25 Removing the front Plate Undo two nuts and r emove the front plate from the cylinder block Fig 55 n Removing the oil pump a Loosen the conn tion nuts and detach the oil pipe...

Страница 21: ...ankshaft from the cylinder block 32 Fig 59 b Remove five main bearing metals from the cylin der block 30 Lift up four piston connecting rod assemblies from the rylinder block 31 Disassembling the piston connecting rod as sembly Remove three pbton rings and the expander Remove the clips at both ends of the piston pin Heat the piston with the piston heater 250 r 300 F 1120 150oC and pull out the pis...

Страница 22: ...s much fur in the v nter passage of the cylinder head check the oil apertures for blockage Bend of the cylinder head bottom To check the cylinder head bottom for bend measure the points 1 6 of the cylinder head bottom shown in Fig 63 using a thicknes gauge and a surface gauge lf the measured wlue is beyond the limit correct it with a surface grinder o o o Notes Before inspecting the engine Clear e...

Страница 23: ...e diameter of the ralve stem with a micrometer lf the valve stem is worn more than the limit compared with the standard diameter replrce the valve with a new one Standard Valve Stem Diameter Wear Limit lN valve 0 27s6 l 3 33 n 7 0ri3 31 r 0 O02 in 0 O5 mm EX valve 0 27b6 l3 333 i 7 ooi3 3f n r 0 O02 in 0 05 mm Seat Cutter Pilot 43 cutter for lN side sheet 45 cutter for EX side sheet 15o cutter for...

Страница 24: ...se the valve seal fitted to the lN and EX valve guides is defective replace it with a new one using a special tool No 0490000 VALVE SEAL PUSHER Valve spring check check the valve spring for free length spring pressure and squareness in the procedure outlined below and if it is defective replace it with a new one Measure sguareness of the valve spring with a level block and a square Replace the spr...

Страница 25: ... to be fitted 9 Rocker arm shaft checking a Measure the clearance between the rocker arm shaft and rocker arm and if the measured value exceeds the limit replace the rocker arm or rocker arm shaft Standard Limit Clearance between the straft and arm 0 001 O 0O3 in 0 032 0 068 mml O OO4 in 0 1 mm Fig 75 b lf there is a rernarkable bend in the rocker arm shaft corect it to less than 0 0004 in 0 001 m...

Страница 26: ... R ing 0 001 0 003 in 0 035 0 070 mm 0 006 in 0 15 mm Second B ing 0 001 0 003 in 0 030 0 064 mm 0 0O6 in 0 15 mm Oil R ing 0 001 0 002 in 0 030 0 062 mm 0 0O6 in 0 15 mm Fig 78 4 Piston ring end gap Meazure the piston ring end gap with a special tool No N026 STANDARD FEELER GAUGE A thickness gauge lf the measured value exceeds the standard end gap remarkably replace the piston ring Parts Standard...

Страница 27: ... 67720 I3 3ffi 68 613 ffi3 mml 0 006 in 0 15 mm Fig 8l Fitting tre cylinder liner and top deck When fitting the cylinder llner and top deck fit them togefier bearing same marks in order to keep fre amount of protrusion uniform marks are classified into t o A and no mark s shown in Table 1 Marks are on the rylinder liner f ront and rear and on the top of the top deck Fig 83 shovra mea tring the cyl...

Страница 28: ...ance between the tappet and guide and if the clearance exceeds the limit replace the tappet Push rod Measure the push rod bend with a special tool No N026 STANDARD FEELER GAUGE and if the measured value exceeds the accuracy remarkably correct or replace it as shown in Fig 85 less than 0 004 in Push Rod Bend Accuracy I it i nrn 0 1 mm Fig 85 2 3 Connecting Rod 1 Connecting rod and piston pin check ...

Страница 29: ...ng tre small end bush to the connecting rod align the oil aperture of the small end bush with that of the connecting rod 3 Connecting rod large end play Measure the connecting rod large end play with a special tool No N026 STANDARD F EE LER GAUGE and it is good if the measured value is in the range of 0 004 0 008 in 0 1 10 A 214 mm Note On the side of the connecting rod cap it inscribed one of the...

Страница 30: ...arance 0 001 0 003 in lA A27 0 O73 mml 24 Crankshaft and Main Bearing Meul 1 Check the crankshaft for crack and it is defective replace it Check trre crankshaft oil passage shown in Fig 92 damage and if in dotted line Fig 92 2 Crankshaft r iarp To check fiarp mount the crankshaft on the center holding device and m sure the n rp with special tool No 107M DIAL INDICATOR No YM l MAGNETIC BASE FOR DIA...

Страница 31: ... and if it is defective replace it 5 Oil clearance betvveen the rnain bearing metal and main ioumal Measure the standard oil cleararrce between the rnain bearing metal and main journal with a plastigauge The measuring and correcting pr CedureS are aS in Oil Clerance between connect ing rod bearing metal and crank pin Standard oil clearance 0 0007 O O029 in 0 01 a 0 073 mml Main bearing cap torque ...

Страница 32: ...tool No 75MB OUTSIDE MICRO METE R CALIPER and if the measured value s more than 0 002 in 0 05 mm smaller than the standard diameter replace the journal 2 a b Measure the cam height with replace the camshaft if wear is 0 2 mm a micrometer and more than 0 008 in Fig 97 2 5 Camshaft 1 Check the camshaft pump drive gear A cam and journal for replace it distributor drive gear and oil for damagp and wea...

Страница 33: ... Measure the clearance betnveen the camshaft journal and rylinder block iournal bearing Re place the camshaft and cylinder block if the measured value is 0 006 in 0 1 5 mm more than the sta ndard clearance 2 6 Timing Ghain Sprocket and Chain Adiuster Timing chain and sprocket wheel Check the timing chain and sprocket wheel for wear and damage and if it is defective replace it Timing chain tension ...

Страница 34: ...between the engine main parts oil clearance and play bending etc referring to Chap 4 Engine Checking and Maintenance Be sure to apply engine oil to the engine rwolving and sliding parts Usually replace the packings gaskets lock washers etc with nevv ones Secure the bolts nuts etc of the engine main parts at the specified torque by means of a torque wrench After insulling the engine rwolving parts ...

Страница 35: ...on with a plastic hammer Note Prevent the gap of the piston ring from facing the thrust side and the piston pin side Fig 109 6 Turn the engine upside down and now the crankshaft is upward 7 lnstalling the crankshaft a Fit the main bearing metals to the cylinder block and the main bearing cap Note Fit the main bearing metals with the same rnark at the disasembly b Fit e block thrust washer to both ...

Страница 36: ...earing caps and tighten them to the specified torque of 43 47 tt lb 6 0 6 5 m kg with ten nuts Note F it the ma in bearing caps in accordance with the marks showing the arrangement order A B A and D from the front of the engine Bend the lock washer around the nut F itting the piston and connecting rod to the crankshaft Fit the piston and connecting rod large end and the connecting rod caps to the ...

Страница 37: ...of them t Fig I l5 b Secure the oil strainer to the nuts Note lnsert the Oo ring A as shown in Fig 1 16 oil pump with two into the oil strainer Fig I 16 10 Turn the engine upside down so that the cylinder head is upward 1 1 Fitting the front plate Secure the front plate together with the packings to the cylinder block with tup nuts t t a __ Turn the camsprocket wheel to match the kqf grooves of th...

Страница 38: ...g chain cover and the packin5 with a knife 16 Fig ln 14 lnstalling the chain adjuster assembly a Sectrre the chain adjuster asembly to the cylinder block with two bolr b Rotate the inner cylinder in the direction of the arrow shown in Fig 66 with the hexagonal wrench and loosen the slipper head c Secure the lock raasher and tl e plug A to the body and bend the lock washer around fte plug Fig 123 1...

Страница 39: ... the cylinder head assembly a Place the cylinder head gasket on the cylinder block and install the cylinder head assembly Note Apply the special tool No TL 0br THR EE BOND No 5 to both sides of the cylinder hed gasket Fig 125 b Check the end play of the oil pump driven gpar assembly and if the measured value is in the range of 0 002 0 004 in 0 05 0 1 mm it is good lf it is not satisfactory check t...

Страница 40: ...hifted from that of the arm There is a clearance of O O2 in 0 5 mm while the valve is working the Ex valve rotates slowly This helps clearing a Ey foreign matters between the valve seat and the valve face and prevents excesive abrasion of the valve face and valve seat and lengthen the valve durability 21 lnsulling the exhaust manifold secure the exhaust manifold together with the gnskets to the ry...

Страница 41: ...stalling the f uel pump Fit the packings and the insulator A Secure the fuel pump to the cylinder block with two nuts c connect the fuel hose to the carburetor and the fuel pump outlet Fig l g8 Align the marks on the distributor drive gear and housing as shown in Fig 138 lnstall the distributor in the timing chain cover Note When meshed with the drive gear on the camshaft the mark on the distribut...

Страница 42: ... the cooling fan complete in that order as shown in F ig 142 with four holding bolts f tg 28 lnstalling the cooling fan complete a I nsert the therrnostat A into the casi ng F it the pack ings b F it the alternator strap B to the complete c Secure the cooling fan complete to head with three nuts Fig 142 n lnstalling the governor and governor bracket a Secure the governor to the governor bracket wi...

Страница 43: ...at the governor lock nut E may be tightened to the specified torque of 36 2 ft lb 5 kg m Floute the adjusting bolt as shown in Fig 147 so that the V belt f lexes 0 55 0 78 in 14 n mm tin case of tension of sorne 22 05 lb 10 fg by depressing with fingers midvray between the pulleys lf the belt is a new one adjust the f lexion of the belt to 0 55 0 67 in 14 17 mm Secure the governor cover to the gov...

Страница 44: ... t rF Hold the crankshaft by means of special tool No M90100 RING GEAR BRAKE and tighten six lock bolts to 60 65 ft lb 8 3 9 0 m kg and bend the lock washers around the bolts tfi c For clutch assembly mounting see Clutch System of Repair Manual d Tighten the lock bolts of the engine front crank shaft pulley to the specified torgue of 58 72 ft lb 8 10 m kg e Remove special tool No 0490100 RING GEAR...

Страница 45: ...g the Engine Engine can be rnounted by meatrs of the reverse order for engine removal see 1 1 Removing the Engine Type Number of cylinders Cylinder arrangement Piston displacement Bore and stroke Rated r p m Maximum r p m Roted power Maximum power Masimum torque Compression ratio Compression pressure lgnition order Valve position Weight Valve clearane lntake Exhaust P B 4 ln series 60 2 in2 987 cc...

Страница 46: ...cant circulates as shown in Fig 1 After filtered through the oil pan strainer it is drawn into the oil pump ln theoil pump the pressure of lubricant is maintained at a constant level of 53 9 lb inz 3 8 kg cmz by means of the oil pump pressure control mechanism The oil returns to the oil pan after lubricating every necessary part of the engine as indicated by the arrow Rocker arm shaft Oil pump Oil...

Страница 47: ...heavy damage and breakage If any of these parts is found faulty replace it J Clearance between the oil pump body and outer rotor Measure the clearance benrueen the oil pump body and outer rotor with a special tool No N026 STANDARD FEELER GAUGE Replace both if t re measurement exceeds 0 0118 in 0 30 mm STD clearance between 0 00 0 01 1 in pump booy and outer rotor 0 20 0 27 mm Fig 156 2 Clearance b...

Страница 48: ...de as an asemblY 2 Oil filter removal and installation a Use the special tool No 0490130 OIL FILTER WRENCH A as shown in Fig 161 to remove the oil filter b Apply engine oil to the oil filter gnsket and bolt it to the cylinder block with a specified tightening torque 7 2 10 8 ftob 1 0 1 5 m kg Note After the insullation make sure that no oil leks Fig l6l 3 3 Checking and Adiusting the Oil Pump Driv...

Страница 49: ...nt of the end play is not within the range of 0 002 0 004 in 0 05 0 1 mm remove the drive gear cc er C and pull out the thrust washer D and driven gear shaft Adjust the end play by using thrust washers as specified below F igs 162 and 1 63 Oil Filer Specifications Type Canridge filter Pressure for aditsting 1 1 4 17 1 lb inz the relief wlve 0 8 2 kglcrnz 5 2 5 Specifications 5 1 Oil Pump Specifica...

Страница 50: ...er flows in the direction of the arrow with a solid line Cooling fan complete Cmling tan a 165 3 Take out the floating seat and cu rion rubber from the water pump impeller COOLING SYSTEM Radiator Water pump Fig l t L Disassembling Order 2 1 Removing the Water Pump 1 For the removal of the water pump refer to 1 2 Disassembling the Engine of Chapter Engine 2 2 Disasembling the Water Pump 1 Loosen th...

Страница 51: ... which the thermostat valw opens lf found faulty replace it 3 2 Fig 167 2 3 1 Fig 166 3 Checking Maintenance and Limit 0f Adiustment 3 l lnspection of Water Pump 1 Check the disasembled parts for the following listed defects lf any of them is found faulty replace it a Cracks and damage of the water pump body b Cracks and damage of the water pump impeller c Play and noise of the ball bearing d Dama...

Страница 52: ...new ones Water seal Mechanical seal 2 Adjust the V belt so that it will have an up and down movement of 0 55 0 79 in 14 20 mm When the belt is nevv the 7 2 Thermctat L slackness rould be 0 43 0 55 in 11 14 mm TYPe Wax tYPe 3 Make sure that the quantity of cooling water Valve diameter 1 102 in 28 mm is 18 5 gal 71 Valve opening temperature 180 t 2 F 82 r 1 5 C Valve lift 0 315 in 8 mm l b 6 lnstlli...

Страница 53: ...MEMO ...

Страница 54: ...reduce engine performance and there FUEL SYSTEM Figl t 6e 4 2 3 Air Gleaner Specificatiom Type Rated air flow rate max Cleaning efficiency lnitial stage full tife fore the oil level must be maintained as specified The engine oil should be used tor retilling Cleaning the air cleaner element Both air cleaner element and oil pan assembly should be cleaned with cleaning solvent Time lntervals of Eleme...

Страница 55: ...spring is found faulty replace it lf the valve is found open even though slightly it should be replaced b Check the diaphragm for breakqe damage and aging lf it is found faulty replace it c check the diaphragm spring for breakage and fatigue lf found faulty replace it d Check the rock arm bearings for excessive pray Fis 171 4 Asembling the Fuel Pump follow the disassembling procedures in r verse o...

Страница 56: ...hen replacing the f uel f ilter make sure that it is installed correctly in direction and no fuel leaks O our Fig 175 3 Time intervals of fuel filter replacement Fuel filter should be replaced every 300 hours of operation Mechanical A32 pint min at low speed 150 cclmin at low speedl lN Q 1 5 pint min with full open 700 cclmin with fullopen 1 42 2 13 lbs linz 0 t 5 kg cmz 19 7 in 500 mm 1 The fuel ...

Страница 57: ...s also economized Slow speed circuit The fuel pasing through the main iet is metered Slow Port ldle Port by the slow iet and mixed with the air flowing from the No 1 air bleed iet located near the slow jet end This atomizes the air fuel mixture which is further metered by the slow economizer The metered air fuel mixture is mixed with the air stream from the No 2 slow air bleed jet positioned on th...

Страница 58: ...sure that the f loat level can be constantly ma inta ined at a ceftain position Overflowing caused by the ex cessive vibration can be protected by means of the hole on the f loat Acceleration pump c ircu it The acceleration pump circuit includes a vacuum piston linked to a throttle valve and consists of a pump piston inlet check valve outlet check valve and pump nozzle The 1 mp piston is separated...

Страница 59: ...the choke valve spring The choke lever is fitted with a link When the choke lever is pulled the link makes the throttle lenrer open so that the opening is suitable for starting Then if the starter is turned a rich mixture is obtained and ea starting is assured When the engine is started the vacuum in the inlet pipe increases and the choke valve being affected by negative pressure overcones the spr...

Страница 60: ...ith the float and needle valve Fig 180 4 Removing the f loat valve and f loat a Pull out the f loat pin f rom the air horn and remove the f loat night in Fig 181 b Remove the valve spring and needle valve Left in Fig 181 Fig l8l 5 Removing the accelerating pump Pull out the aaelerating pump piston assembly i from the body Fig 82 6 Removing the air bleeds and iets Remove the slow air bleed slow jet...

Страница 61: ...e when the choke button is f ully pulled the choke valve is fully closed and the throttle valve opening will be suiuble for starting opening is 139 17o When the choke valve is fully opened the clear ance A of the throttle lve on the primary side should be 0 039 in 0 91 mm lf not adjust it mrrectly by bending the choke connecting rod B Fig 186 6 Adiusting the f loat level a Remove the air horn from...

Страница 62: ...the engine Sloly back out the throttle adjust screw and the engine speed will slow down Stop turning the screw just before the engine begins to run roughly Then slowly turn in the idle adjust screw When the engine begins to run smoothly at maximum speed stop turning the screw Slow down the engine speed by turning out the throttle adjust screw Repeat this operation so that the engine will smoothly ...

Страница 63: ...k mechanism thereby changing the engine speed GOVERNOR TEVER 5T 2 Construction Refer to F igs 1 89 1 90 and 1 91 The governor shaft 5 which is locked to the governor pulley 6 is provided with two balance weights 9 The balanceweights are constantly in contact with the thrust bearing collar 13 to which the thi ust bearing 31 is f itted The thrust bearing is designed to move back and forth on the gov...

Страница 64: ...UEL SYSTEM 57 NUT 20 FORK LEVER SHAFT 37 GEAR CASE 62 FoR GOVERNOR SHAFT 5 GOVERNOR PULLEY 6 BALANCE WEIGHT 9 I Fig g ctionl View THRUST BEARTNG COLLARjfII For Tractor Mgter Fig I9l aiornl Vievvs A and B ...

Страница 65: ...ation to the carburetor refer to 5 Adjusting govemor lerrer not so that the t rrottle valve lnterlocking betwen C arburetor and Governor opening will be betwen 7Oo and 75 which will be discused laler c Return the adiusting lever to its original position It should be noted that the go rernor ha been and adiust the fork lever stopper so that the properly adjusted before the tractor is shipped thrott...

Страница 66: ...nor case d Hold the governor case flange with your hand and lightly strike the governor shaft projecting to the governor case rear side with a hammer The gover nor shaft kid and bearing case kid can be removed Disassembling the governor shaft kid Pu ll out the thrust collar The bearing case kid can be re moved in such a man ner as shown in the photo Do not attempt to further disassemble the remove...

Страница 67: ... can be removed 6 8 Parts lnspection a When the governor shaft kid is removed from the governor case inspection should be started b lf any parts are found damaged scratched or excessively worn they should be replaced c The tolerance of main parts is as follows lf any parts are found in excess of tolerance they should be repaired or replaced T Name of Part Measuring Point Specif ied Dimensions Tole...

Страница 68: ...le c When press f itting the bearing case k id into the governor shaft grease the oil seal inner surface and bearing side surface d When installing thrust collars apply a small quan tity of mobile oil to contacting surfaces e Feed a plenty of f iber grease into the gear case f Tighten the pulley with a torque of 36 25 ft lb 5 kg m g When replacing the balance weights make sure that new weights are...

Страница 69: ...auses the speed to dbcr r position of the oil level gauge when it is fully b Adjusting speed fluctuation coefficient inserted Adjustment can be done by changing the distance from the center of the spring bolt holder to that of the spring hole When the distance is longer the coefficient is larger and vice versa 3 Correcting periodic speed variation a lf hunting to slight degree is found it should b...

Страница 70: ... from each spark plug 3 Remove the vacuum advance hose f rom the vacuum control asembly 4 Unscrew the distributor securing nuts and lift up the distributor 2 2 Disasembling the Distributor Disassemble the distributor is in the procedure out lined below Remore the distributor cap A and pull off the rotor B Remove two vacuum control asembly securing screw bolts and clips securing the link to the bre...

Страница 71: ... inconect point gap uorn cam worn contact arm heel deflected contact arm etc See what is the trouble and if it is faulry correct or replace it 5 2 3 Checking Maintenance rnd Limit of Adius0nsnt Check ing th e d istri butor Distributor cap Check the distrbutor cap for crack split or damage and if it is faulty replace it lf the high tension terminal is corroded scrape it off Rotor Check the rotor fo...

Страница 72: ...ct and adjust the ignition timing use No 1 cylinder together with the timing light and tachometer Connect the timing light secondary coil to No 1 spark plug and each primary coil to the battery terminals and Connect the techometer Start the engine to reach the ordinary idling revolution of 700 800 rpm See the timing mark with the timing light It is good if the T timing mark notch shown in Fig 198 ...

Страница 73: ...MEMO ...

Страница 74: ...oints and retighten Correct or replace pump Replace fuel filter 2 Fuel pipe clogged 3 Fuel system oDntains air 4 Fuel pump in poor condition 5 Fuel filter clogged 14 Carburetor Drayrn lnsufficient Amount of Air Air cleaner clogged Clean air cleaner l 5 Engine Overheats 1 Cooling water insufficient Add water 2 I V belt loose or slipery Adjust or replace belt 3 I V belt worn or broken 3 I V belt wor...

Страница 75: ...snritch or replace sruitch Engine oil too thick Battery discharged Battery capacity low Battery terminal connection faulty Starter faulty Safety sritch faulty 1 2 3 4 5 6 3 2 lgnition System is DefectiYe r I Distributor points faulty I Correct or replace points 2 Point gap incorrect I Adjust point gap 3 I Spark plug gap incorrect 3 I Spark plug gap incorrect I Adjust spark plug gap 4 Spark plug co...

Страница 76: ...brication system Oil clearance excessively large due to worn con necting rod bearing metal Connecting rod bent Crank pin worn Connecting rod bearing metal damaged 1 I Valve clearance incorrect Adj ust clearance correctly 2 I Crankshaft thrust washer worn Replace washer 3 I Engine oil level low Add engine oil or disassemble and correct engine 5 1 lgnition System 5 2 Air fuel Mixture lgnition system...

Страница 77: ...out valve 3 Vatve stem tGvalve guide clearance excessively I Replace valve and rralve guide large 6 4 Cylinder Hmd 1 I Cylinder head gasket leaky Replace gasket 7 Engine Runs not Smooilrly when accelrated 7 1 Carburetor C arburetor accelsation pump circuit clogged Spark plug faulry H igh tension wire faulty Distributor point gap adiustment incorrect lgnition coil faulty 7 3 Engine 1 Valve seized u...

Страница 78: ...SATOH TRACTOR I al MoDEL s 65OG REPAIR MANUAL CTUTCH SYSTEM PUBLICATI0t Jlo 03 B ...

Страница 79: ... 8 Method 34 Clutch Pedal Mechanism Disasembling 4 Assembling Adiusting Order 4 1 Clutch Pedal Mechanism Assembling 2 Clutch Assembly Assembling and Fitting 3 Overall Assembling lrspection Maintenance and Limit of Modification Troubleshooting G1 Clutch Slips 6 2 Clutch Drag 6 3 Shudder when Starting il Clutch Overheat Specif ications 5 6 1 1 1 2 2 2 2 4 5 tr 5 7 B I I I I 10 10 7 ...

Страница 80: ... forcing the thrust bearing E into contact with the release lever F the CLUTC I SYSTEM Six pressure springs are used enabling a high pressure to be applied to the clutch disc to transmit the torque completely and evenly For the material of the clutch facing a wire reinforced woven fabric whose constant of friction and shape are hardly changed even at a high temperature Besides on the facing there ...

Страница 81: ...r asembly taken from the f ly wheel is as shwon in dotted lines 1 howevs under this condition a force which pushes up the clutch co r acts on the lever nut F and it is impossible to loosen the lever nut properly So tighten the bolt A of the special tool 1 102T04 to lower the clutch cover assembly down to a solid lines Ql Then the release lever E is set free and the lever nut can be easily taken ou...

Страница 82: ...s M 1 0 securing the engine and the cl utch assemb lY As both nuts inside the chasis see Fig 6 are very hard to be unscrewed use a special tool BT 100 DOUBLE OFFSET BOX WRENCH SET Fig 6 Positions of Nuts lnside Chassis 7 Take out the starter motor wiring and loosen t 40 starter motor securing bolts and remove the starter motor from the engine cylinder block 8 Loosen eight bolts Ml6 x 40 at both si...

Страница 83: ...r half with a rigid rack instead of the iack 13 To remo and disassemble the clutch asembly fitted to the flywheel wh ich has been removed together with the front wheel axle and the engine refer to 3 1 Disassembling Order Using A Method 3 and 3 2 Clutch Asembly Disassembling Order 34 Clutch Pedal Mechanism Disasemhling 1 Remove the spring with pliers and then remove thrust bearing carrier with the ...

Страница 84: ... Clutch L over PrssJre plate Lever nut Lever bolt Release washer Return spring 4 Assembling Adiusting Order 1 Glutch Pedal Mechanbm Asembling 1 Follow the reverse procedure of Clutch Pedal Mechanism Disassembling seeing Fig 1 1 ln this case use nerru taper pins H 2 Clean the fork pin l and shaft G sliding parts and apply grease to them lf the snout and thrust bearing carrier sliding parts are cons...

Страница 85: ...mes over 0 078 in P 2 mm replace it The measurement A of a nqr clutch disc is 0 039 0 043 in 1 0 1 2 mm A Engine Front and Back Dir tion of Di When fitting the clutch assembly assembled in the flywheel put the assembly in the right place recorded in the item 3 of 3 1 Disassembl ing Order Using A Method especially fit two reamer bolts to their right place anci tighten them dia gonally at the torque...

Страница 86: ...shing the clutch pedal D f ully to the f loor return the pedal till the adjusting screw B gets in contact with the shoulder C rotate the pedal by one turn in the arrow direction and lock it with the nut A Th is ad justment serves to control the clutch pressure spring just before the total pressure and the operating length of the release lever is 0 39 in 10 mm A Nut C Shoulder B Adjusting screw D C...

Страница 87: ...this case adjust the shim so that the pressu re spr i ng tota I pressu re may be 825 99 lb 375 kg This pressure also applies in the case of grinding the fly wheel 7 Length and pressure when check ing pressure spring Adjust shim for adjusting pressure Length when checking 1 583 in 40 6 mm lf pressure is within 146 67 lb 67 5 kg replace B Height of release lever Adjust lever nut 1 81 in 46 mm from f...

Страница 88: ...ngth is less than 1 583 in 40 6 mm in the case of 1 46 67 lb 67 5 kg replace lf total pressure is less than 825 99 lb 375 kg replace Trouble Remedy Release lever height exceedingly shorter than the specif ied Readjust it to 1 81 in 46 mm lf it is due to worn disc replace disc Disc considerably vibrates Replace if it exceed ingly vibrates or if vibration exceeds allowable limit 0 03 in 1 mm Rust du...

Страница 89: ...ring pressure when checking Pressure spring length when checking Pressure spring total pressure Number of pressure springs Pressure spring collar Release lever maximum operating length Release lever height Reamer bolt reamer diameter and number Dry single plate lever Wpe Wire reinforced woven fabric 7 26 x 5 00 x 0 3 in 184 2 x 127 x 7 5 mm 100 9 ft lb 1 5 0 kg m Non l ubrication system Foot opera...

Страница 90: ...SATOH TRACTOR MoDEL s 65 o G REPAIR MANUAL 4 STEERING LINI AGE SYSTEM PUBLICATI0N ilo 03 C ...

Страница 91: ...rder 4 1 Assembling Related Parts for King Pin and Front Hub 4 2 Assembling of Entire Front Axle Disassembling Order 5 1 Disassembling Order of Steering Assembling Adiusting Order 6 1 Assembling Adjusting Order of Steering Method of lnsp tion Adjustment and Limit of Repair Troubleshooting 8 1 Front Whel Shimmy 8 2 Hard Steering 8 3 Pull to One Side 84 Excessive Play on Handle Specifications 9 1 1 ...

Страница 92: ...f Construction o I Tie rod J Steering lever K Beam ex tension L H l L Center beam M Center pin N Beam exrension R Hl O Fronr hub R P Fronr hub L According to Diagram Fig 1 turning the steering wheel A turns the steering mast B which transmits the motion to the pitman arm attached to the Pitman Worm Wheel C which in turn transmits the motion to the steering lever J on the right and to the steering ...

Страница 93: ...ff Then place rigid rack beneath frame on both sides and release jack slowly Pull cotter pin out f rom ball socket asembly which links steering lever and drag ring unloosen nut and unloosn ball socket using special tool TR H 12 TIE ROD END R EMOVE R Draw downward to pull cotter pin A out 8S shown in Diagram Fig 3 Place prage jack in the middle beneath center beam and iack up so top of jack touches...

Страница 94: ...from both right and left beam extension is the same except for the steering lever disasembling instruc tion for beam extension located on the other side is omitted 3 With a large size vise hold beam extension Take hub cap A off as shown by Diagram Fig 5 take slotted nut B off and pull the entire front hub D off from the king pin l Since the top section of the king pin is connected to the steering ...

Страница 95: ... tool 2050TO2 BEAM EXTENSION BUSH DRIVER drive king pin bush L and center pin bush K into beam extension M There is a groove inside the bush of king pin bush L Place nqry O ring N up in it 7 Assemble set of king pins put together previously from beneath beam extension M and drive in key P carefully not to let the king pin drop on its s1 1r weight lnsen steering lever R L link with link bolt U and ...

Страница 96: ... Asemble ball socket asembly linking steering lever and drag lug secure with lock nut and insert and bend cutter pin 5 Disassembling 0rder l Disasembling 0rder of Steering ln order to d isasemble the entire steering the following should be adhered to Refer to Fig 6 7 1 Remove steering wheel cap A pull out cotter pin unbolt slotted nut C atuch special tool T 608 UNIVERSAL STEERING WHEEL PULLER to s...

Страница 97: ...meter connectiOns M Key N Steering worm gpar O Screw P Taper roller bearing O Flange packing R Shim S Steering box T Taper roller bering U Worm wheel V Pitman W Grooue X Column gtpport Remove steering box cover assembly screw six screws to box M8 and four screws to instrument panel MB Couple of bands on top side of cover used to secure fuel tank but need not be removed Remove lever holding steerin...

Страница 98: ...m gear N with either wood or plastic hammer to separate lnner lace of taper roller bearing P T in steering worm gear assembly should be pulled out by using A Bearing housing B Pitman C Taper roller bearing D Liner E Gasket F Ssew G Steering box H Worm wheel I Gasket J Screw K Bearing housing L Mark position M Ball bearing N Oil seal O Key P Pitman arm O Washer R Nut the inner bearing puller Attach...

Страница 99: ...see if taper roller bearing thrust play is 0 003 0 005 in 0 1 0 15 mm lf necessary inseft shim R between taper roller bearing P and column support x When thrust direction play is set remove scra O bv tapping at 86 7 123 ft lb 1 17 kgml and secure tightly Secure with special tool 1800 QL TOROUE WRENCH Scranv Taper roller bearing Front pack ing Shirn Steering gear box Column support Referring to Fig...

Страница 100: ... necessary adiust by placing liner D in space lf measurement correct once again disassemble bearing housing A rub three bond to gasket and put together Cover screw J with tape seal oil Pitman Ponch Mark sealing tape and secure at torque 13 ft lb 15 kgrm After assembling completed assemble entire box to clutch housing and after filling 0 704 pt 0 40 P of oil replace instrument panel electrical wiri...

Страница 101: ...part or if not add shim Shim measurement 0 03 in 1 mm 3 Play ball socket assembly Grease and oil regularly Change if sornething could hap pen under operating cond ition 4 Wear in rubber cushion Change when side of entire steer ing wheel begins making noise 5 Oil leak from pitman oil seal Change oil seal 6 Toe in Adjust with tie rod 0 0 236 in 0 6 mm 7 Turning angle Adjust right and left turn angle...

Страница 102: ...oe in Worn worm wheel and worm gear Worn ball socket assembly Change Change 9 Specifications Model I Lumoan type Steering system I Ackerman jant method Size of front wheel 500 15 4 ply Tire pressure I eZ tU inz 2 6 kg cm2 Turning radius Minimum with brakes I 90 6 in 2 300 mm Minimum without brakes I t 02 4 in 2 600 mm Front alignment King pin angle I 8 Camber I 2 5 Caster I 3o To in I 6 mm Steerin...

Страница 103: ... I SATOH TRACTOR MoDEL 65OG REPAIR MANUAL TRANSMISSION SYSTEM tn i pUBLtCATt0tI f o 03 D ...

Страница 104: ...al Unit Disassembly 3 6 F inal Drive Disasembly 3 7 Piston Shaft Disasembly 4 lT Ti ilil Assemby 4 2 Range Shaft AssemblY 4 3 Selecter Unit AssemblY 11 llil Hnny 7 Final Drive Assembly 8 Differential Lock Asembly i il ffi 1n 5 Dimensional Date 5 1 Bolt and Nut Tightening Torques 5 2 End Float 3 Backlash 54 Gear Vibration 5 Others 1 1 1 3 3 4 5 6 6 6 6 7 7 11 12 12 14 16 16 17 17 17 18 18 1g 18 18 ...

Страница 105: ...t both sides and the upper cover in which the main transmission lever is installed is f itted to the power transmision 2 Consfruction and the hydraulic dwice is mounted on the differ ential gear and the P T O transmission Wellchosen casting wrought by a machine for its exclusive use is used for the se thus offering enough strength and accuracy The transmission has enough strength and accuracy so t...

Страница 106: ...pur gears by which the six forward and 6 Speed Gear Position two revers speeds are obtained Fig 2 Power from the power transmission is through the spiral bevel pinion which unit with the transm ission shaft to the the differential gear and through the gear to the axle gear tra nsm i tted makes one ring gear in p in i on shaft 1 Running Porition F1 F2 F5 F6 R1 R2 F3 F4 Levr Poti tion Rangl Srlcc to...

Страница 107: ... are provided accord ing to its condition of the trouble however the complete disassembly is discussed here 4 Power from the engine is transmitted through the main range shaft one way clutch to the P T O drive shaft The P T O consists of the P T O drive shaft P T O shaft six spur gears and one set of jaw clutch and provides two kinds of speed ilO rpm and 1 092 rpm at the engine rated revolution Th...

Страница 108: ...gid rack Clean the transmission so that dust may not get into the transmission during disasembly 1 3 Unscrew the screws M 1 0 and remove the hydraulic case assembly and the upper cover 14 Move them on the work bench by using a chain block 15 Remove the wheel boss loosen the bolts Ml2 and take off the axle gear case assemblies at both sides 3 2 Transmision Oisasembly Differential gear unit disassem...

Страница 109: ...Range Shaft 5 Remove the safety switch cover and then the switch body and the support Pull out the range lever setting spring pin 6 mm with a special tool 1 700T04 SPR tNG PtN tN STALL AND OUT TOOL and take out the range lwer and the range selector 6 Unscrew four screws M8 securing the support differential lock pedal and remove the pedal Unscrew the screws securing the range selector rod and remov...

Страница 110: ...housing off the spiral gear b Stra ighten the stopper washer u nscrew eight screws M8 securing the end plate and take off the end plate c Hammer gently and remove the center pin then the differential pinion the side gear and the thrust seat can be uken out Fig 1 1 Fig I I Differcntial 3 6 Final Drive Dlsasembly 1 Straighten the tab washer and unscrew the lock nuts securing the spur wheel Take out ...

Страница 111: ...n ished sides toward the case Baff le Plate Stopr Washer Fig l2 Fitting 9affle Plate Reverse shaft assembly lnseft the reverse shaft from the differential gear side fit the thrust liner needle roller bearing inseft collar needle roller bearing reverse ge r and thrust liner in that order and push forward the reverse gear Align the tap hole at the left side of the transmission to the reverse shaft h...

Страница 112: ...T15 TEMPORAR I LY TIGHTENING WI NG NUT FOR DRIVE PINION SHAFT Note Make sure that there is no forward and backward play d Meazure the drive pinion shaft core with a special tool 13OOTO1 DRIVE PINION SHAFT O CONTACT GAUGE Set the dial puge of the O contact gauge to 4 44910 in 1 13t0 mm Remove one centering ring and set the gauge to the transmission case bering holder fitting hole taking care so tha...

Страница 113: ... shims El_ tnsert a shim into the baffle plate install the outer race to its original position Fit the shift gear shift gear O thrust liner needle roller bearing insert collar needle roller bearing and thrust liner in that order to the drive pinion shaft Set them with circlips Fig 17l re ra i ilE tl i t i Fig l6 6 T U V G A Drive pinion shaft B Stopper wa ter C Taper roller bearing 30308D D Shim E...

Страница 114: ...ut Place a weight at A and make sure that the drive pinion shaft does not rotate Tighten the n ut so that the shaft rotates if the weight is placed at B bend the tab washer and lock it Fig 19 Note Measure the pre load after mak ing sure that the gears on the drive pinion shaft do not mesh or touch with each other and that the shaft rotates smooth ly lnsen the range selector rod from the trans miss...

Страница 115: ...tial gear side and pass the shaft through the range pinion lnsen the collar range shaft and fit the bearing 6305 with a special tool 1 200T03 R ANG E SHAFT B B INSTALLING TOO L Fit the shim to the end plate to wh ich the oil seal has been installed and secure the end plate together with the gasket with two screws MB x 35 and one screw M8 x 25l on which a seal tape is wound Secure the drive pinion ...

Страница 116: ...lector spring and secure them with set screws The set screws must not be protruded fro m the transm ission case 44 P T 0 Asembly 1 Wind a seal tape on the four stud bolts and place them to the taps at the 16r of the transmision case 2 F it the collar oil seal O ring and ball bearing 6207 to the P T O shaft in that order with a press F it the stopper ring and set it with a circlip by using a specia...

Страница 117: ...bearing 6207D End plate Circlip Liner End plate gasket Circlip Thrust washer Needle roller bearing cou nter gear a special tool 1600T06 P T O SHAFT B B I NSTA L L lN G TOO L f it the tab washer and tighten the lock nutS Note Tighten the nuts so that the clearance between the thrust rnasher and the counter gear may be 0 00394 4 0 01 18 in 0 1 0 3 mm 7 Fit the collar P T O drive gear and collar to t...

Страница 118: ...er whel to the bearing housing R H and tighten temporarily four screws Ml0 x 20l Fit the adjuster to the left bearing housing L H install it to the transmission case and tighten temporarily four screws M10 Loosen the right adjuster wheel and tighten the left adjuster wheel with a special tool 1400T01 DI F FERENTIAL ADJUSTER WHEE L TIG HTEN ING TOO L Measu re the backlash with a magnet base d ial g...

Страница 119: ...aft Fig 29 pinion gear and appfy red lead uniformly to B 9 teeth on the bevel gear Fig 27t G iving resistance to the bevel gear rotate the transmission shaft in the forward direction thus making a pattern on the g r teeth Check the pattern on the bevel gear teeth and if the teeth meshing is bad make the following ad justments O Heel meshing lncrease the thickness of the trdnsmission shaft adjustin...

Страница 120: ...0 0157b in 0 4 mm Fig 32 Note Make sure that the circlips a e r ightly fitted to the drive shaft 2 Check each component for normal operation and make sure there is no trouble I 1 I I I I A B c D E F Wasfier G Circlip H Circlip I Coupling sleeve J Shim Fig 32 On Way Clutch A mbly 7 Final Drive Asembly 1 F it the collars to both sides of the f inal drive shaft and place the taper roller bearing with...

Страница 121: ...the O ring press in the collar bushing with a special tool 1300T29 DR IVE PIN ION SHAFT T R B INSTALLING TOO L Note Place the ball bearing with the circlip toward the outside 6 Fit the pinion shaft to the final drive case Fit the stud with a seal tape on it to the final drive ca6e Press the oil seal into the brake housing with a special tool Q2O0T01 BRAKE HOUSING OIL SEAL INSTALLING TOOL Note Pay ...

Страница 122: ... 21ft lb 21ft lb 21ft lb 43ft tb 5 7ft lb 13ft lb 6 kg m 3 kg m 3 kg m 3 kg m 3 kg m 3 kg m 6 kg m 0 8 kg m 1 8 ks m 0 0039 0 01 18 in 0 1 0 3 mm 0 0039 0 0118 in 0 1 0 3 mm 0 0039 0 0118 in 0 1 0 3 mm 0 0039 0 01 1 I in 0 1 0 3 mm 0 0157 in 0 4 mm 0 0078 0 015 in 0 2 0 4 mm 0 3 BacklrCt 1 Spiral gear and drive pinion shaft 0 0078 0 0097 in 0 2 0 25 mm 2 Sidegear and differential pinion 0 0078 in ...

Страница 123: ...a 7 SATOH TRACTOR MoDEL S 65 oG REPAIR MANUAT BRAKE SYSTEM br b b llt b tt b I L PUBLICATIOil Jllo 03 E d ...

Страница 124: ...mbling Order 3 1 Brake Drum Disasembling Order 3 2 Brake Pedal Disassembling Order 4 li T fi T 1 1 1 1 I 2 2 2 3 3 4 5 r5 5 5 5 5 ci 2 Brake Pedal 3 Adjustment after Assembling lnspection Maintenance and Limit of Modification Troubleshooting 6 l Brake lnzufficient 6 2 Brake Remain ON 6 3 Strange Sound Heard Specif ications 7 ...

Страница 125: ... the adjusting rod connected with the shaft moves forward the cam shaft arm connected with the rod turns the brake cam shaft the shoe and lining expand along the inside of the drum centering on the shaft brakeshoe fitting the brake lining is locked against the drum and the revolutron of the wheel is reduced To lock th e park ing brake lock the lock ing plate attached to the left brake pedal manual...

Страница 126: ... remove the brake pedal asembly f rom the transmission 5 6 Yl L r fii tt i _ d il Fl 1 A Joint pin B Grece nipple C Brake spring D Ratchet plate E Joint pin I Holder L H F Adjusting rod J Cross shaft G Brake pedal right K Screw H Brake pedal left L Circlip 7 Fig 5 Vrake Pedal 2 Mount the brake pedal asembly on a vrorking bench remove the circlip L at the right end of the cross shaft J with a speci...

Страница 127: ...e brake housing Fit the O ring to A slide it to C and put it on the O ring groo u Bt A Speial tool 2NfO2 B Q ring C O ring groove D Shaft O ring Note Tighten di4onally the six screws torque of 21 7 ft lb 3 kg m 2 3 A 1 57 in 40 mml B 4 72 in t 2O mm C Pedal cusfrion D Lock nut E Adiusting rod F Lock nut Fig 7 Bnke Adjustment Brake Pedal Folow the reverse procedure of 3 2 Disassembling Order while ...

Страница 128: ...se it again lf it exceeds 0 147 in 3 75 mm replace 2 Uneven bra ke lining contact Correct the trouble and graind the surface lf it is 0 049 in 1 25 mm in width afer grinded replace 3 Oil on brake lining I f a little oil is attached correct with a sandpaper lf a lot of oil is attached rePlace each lining 4 Brake drum lf it is flawed grind it lf the drum inner diameter exceeds 6 634 in 158 05 mm rep...

Страница 129: ...ting rod Replace Replace Disassemble correct and supply oil 7 Specifications Trouble Remady Foreign matter in drum Damaged lining Loose brake housing securing bolt Damaged return spring Clear away Replace it Retighten Replace Type I Mechanical intemalexpanding dry sealed brake Brake pedal I Separate with interlocking device Parking brake I Hand pedal lock type Parking I Main brake used Lining mate...

Страница 130: ... J t SATOH TWTOR MoDEL s EiEioc BEPAIR MANUAT HYDRAULIC SYSTEM PU BLI CATI 0frl llo 03 F ...

Страница 131: ...56 Oil Pump lnstallation and Trial Run Sub Control Valve Description 6 1 lnsullation 6 2 Neutral Position 6 3 Lifting Position 64 Loweririg Position 6 5 Sub Control Valve Disassembly 6 6 Checking During Disassembling 6 7 Sub Control Valve Assembly Trouble rooting 7 1 With Control Lever in the lifting position implement will not move up 7 2 With Control Lever in neutral implement will show hunching...

Страница 132: ...ing position implement will not more upraard 26 7 9 Lifting speed is slow 27 7 10 With Sub Control Lerrer in neutral implement with load will lorarcr 27 7 1 1 Sub Control Lever will not automatically return to neutral 27 8 Specifications 27 ...

Страница 133: ...f the imple rent the greater the pressure against the lock valve o is constantly delivered The oil pressure is regulated by the control lever When the control lever is moved the spool valye operates and then the spool valve causes the unload valve to move threby moving the ram piston located in the ram cylinder Ram Arm Plug Hydraulic Lift Case Cover Suction Pipe Con necting R od Breather Ass y Adi...

Страница 134: ...eed back system Actually the tilt angle of the ram shaft arm is co ntro ll ed ln this control system the height of the imple m ent is controlled autornatically according to the angle of the control lever which operates the spool valve Fig 2 shows the principle of the control mecha nism 2 2 Neutal Pcition Refer to Fig 3 Fced Back Link Fig 2 Sandard Control System When the control lever is moved fro...

Страница 135: ...il pressure forces the unload valve to close When the unload valve is shut the pressure of the oil flowing from the pump causes the check valve 4 to open and the oil further flovra to the cylinder port 5 through which it flovla into the ram cylinder Thus the ram shaft is movql upward When the implement begins lifting this movement is mechanically fed back to the link 17 Then the link turns in the ...

Страница 136: ... to open to the tank As a rezult the implement begins to lower with its own weight ln this case the unload valve pasage is in the same condition as in the case of the control lever being in the netrtral position and as a result the oil pump is under no load When the implement begins to lon r the movement is fed back to the link 17 and the pin 10 turns in the direction of the arrow This causes the ...

Страница 137: ...is provided in order to fe d back the movement of the ram shaft arm and place the ontrol lwer in a desired position so that t re implement will Oe properly positioned That is the spool valve is automatically pushed back to the nzutral position by means of the feed back link This mechanisrn is shown in Figs 7 and 8 Link Srcram The control arm A is connsted to the conrrol lwer by the connecting rod ...

Страница 138: ...nd disconnect the wires both positive and negative from the battery and disrnount the battery Rernove the control lever knob and remove the guadrant from the rear fender Note To prevent dust and din from entering the transmission case clean its exterior and d rsas sembled parts ln particular the sealing surfaces benrueen the transmission and the hydraulic case should be cleaned carefully Drain off...

Страница 139: ...the six screws M10 x 40 holding the lock valve and remove the lock valve Follow the procedures listed below by making reference to Fig 9 11 12 13 0 R ight 2 1 2 3 4 tr 6 7 8 9 10 o R ing Back Up Ring Piston R od Retainer Circlip Con Rod Lift Fork Pin Ram Arm Ram Shaft Washer l 15 21 Ram Shaft Bush 22 Support Gasket 23 Ram Shaft Support 24 Oil Seal 25 Ram Shafr Arm 26 Striker Arm Boss 27 Washer 28 ...

Страница 140: ... should be discarded 17 15 Remove the cotter pin from the lift fork pin 71 and remove the washer 10 Then pull out the lift fork pin 71 from the ram arm 8 remained in the hydraulic S and pull out the lift fork pin 7 Remove the ram arm from the hydraulic case The strainer assembly consists of the parts as shown in Fig 10 Remove the strainer body A and pull out the strainer body B Discard the O ring ...

Страница 141: ...HYDRAU LIC SYSTEM Max Lift Position Max Lower Position nfi 9 Ma 3L n12 ...

Страница 142: ...sing 10 Spring Stopper 1 1 Spring 12 Shim 1 3 Plug 14 Lock Plate 15 o Ring 16 Circlip 17 Return Spring 1 9 o R ing I 9 Cap 20 Bolt 21 Bolt 22 Gasket 23 Cap 24 Arm 25 Link 26 Snap R ing 27 Shaft 28 Arm n o Ring 30 Bolt 31 Gasket 32 Seat 33 O Ring 34 Cover 35 Bolt 36 Bolt 37 O Ring 40 Spring Pin 41 Spring 4 Link 43 Link 45 O R ing C JC Fig I I Contol Valve Exterrpl ...

Страница 143: ... ring should be discarded Disasemble the relief valve asembly Avoid the disassembly as much as Posible Straighten the lock plate 14 and remove the plug 13 shim nzl spring 11 spring stopper 10 and steel ball 7 The O rings 15 and 33 should be discarded Disassemble the cap asembly Avoid the diw sembly as much as Possible Fig As shown in Fig 12 pull out the Wvo springs 40 and the link 142 l and link 4...

Страница 144: ...s Then insull the O rings 15 and 331 in the f Do not put on gloveswhileasemblingoprations releasehousing 9 g Before starting asembly make sure that the place is clean 2 Cap assembly 231 asembly h When reusing the used oil after asembly is over Connect the links l42l and 43 to the shaft 27 j aroid to use the lower prt of the oil Add nerr oil by means of the spring pin 40 Grease the O to make up for...

Страница 145: ... install the O ring in the top ring groove and the back up ring in the lower ring groove Refer to F ig 14 Connect the connecting rod 6 to the piston For this procedure the rod retainer must be insulled so that the machined spherical surface inner side is in contact with the connecting rod as shown in Fig 14 Lock the circlip 5 by using the special tool H l SNAPR ING P LIE RS Put the piston asembly ...

Страница 146: ...all the strainer removed according to 3 1 17 in the hydraulic lift case 10 For the assembling procedures follow the instruc tions from 7 to 12 of 3 1 Hydraulic System Removal and Disasembly in reverse order 44 Adjustments 1 Adjusting the relief valve presure This adiustment will be very difficurt without dismounting the relief valve lt is advisable therefore that the adjustment be made on a bench ...

Страница 147: ...struction This oil pump Kayaba Dowty GP 1 is of the gear type employing the pressure loading system The pressurized oil is forced out to bearing bush s rear side and the minimum clearance is marntErned between the gear teeth and the bush to ma K e lubrication thereby securing a high volu m tr rc eff iciency even at high pressure low speed ocera tion The bearing bush serves as a pressure load rn9 c...

Страница 148: ...th cooling water in the radiator and dismount the rad iator 3 Remove the four bolts E connecting the suction pipe delivery pipe and pump The O rings sfrould be discarded t A Pump F Bolt B Delivery P ipe G Bracket C Suction Pipe H Bolt D Joint A B t Coupling E Bolt Fig 23 Remove the Oil Pump 4 Remove the four bolts H from the joint D and remove the pump bracket and four pump mount ing bolts F Then ...

Страница 149: ...seal M should not be removed unless otherwise broken To pull out the oil seal M from the body take special care not to scratch the housing bore 54 Checking During Disasembling Replacement of worn or damaged parts should be done with special care ln order to increase pumping efficiency the gear rotates with its teeth in slight contact with the pump casing The contact is evidenced on the low pressur...

Страница 150: ...the raised pan with oil stone Make sure that the surface of the bush is smooth For this check use a surface plate After using oil stone be sure to wash the bush Oiling the bore will make it easy to insta ll the bush Make sure that after installation the O ring is in place The O ring must be located between the bush and the body s bottom The pressure balance type rs greatly affectd by the result of...

Страница 151: ...elivery Operate the con trol lever for hydraulic control and give load to the pump ln particular while operating the pump check the t mperature of the pump lf the temperature is excessively high about 178oF or 80 C reduc the engine sped temporarily and continue no load operation until working parts are f ully broken in Note The disassembly and reassembly of the pump are relatively easy but it shou...

Страница 152: ...b contro I valve and the implement 6 2 Floating Position As shown in Fig 28 the oil discharged from the pump flows in the height control valve and enters the subcontrol valve then passing the cover and sub control valve s neutral circuit F inally the oil flows back to the height ntrol valve Accord ingly the pump is under no lgad operation Sub Control Valve fig 28 Fluting fuition ...

Страница 153: ...sub control lever is moved up the oil in the valve flows as shown in Fig 29 That is the neutral oil passage is closed and the oil discharged from the pump f lows through the poppet into the cy linder b I t Cylinder Sub Control Valve Fig 29 Lifting fosition ...

Страница 154: ...the pump flovrn as in the case of the subcontrol lever in the neutral position and the pump is under no load Accord ingly the implement s cylinder circu it rs connected to the height control valve circuit and the weight of the implement which is affecting the cylinder forces down the piston Cylinder Sub Control Valve Relief Valve Heigrht Control Valve Fig 30 Lowering fusition ...

Страница 155: ...bolts 10 and remove the bracket 20 and cap 6 Take out the O ring 4 and wiper 5 on the lever side from the body On the other hand the O ring 4 wiper 5 on the cap side and seal plate should be taken out when the spool Ql is pulled out toward the cap Remove the cap screw 8 and remove the spring seat Ol spring 9 O ring 4 and wiper 5 Remove the plug 14 and take out the poppet 11 andspring 121 c d a e f...

Страница 156: ...match ing parts smoothly move All oil passages must be free from dust lf any springs are found deformed or bro ken rep lace them A ll O rings must be replaced with nsr ones 6 7 Sub Gontrol ValYe Asembly Refer to Fig 31 and Fig 32 lnstall the seal plate 3 O ring 4 and wiper 5 in the spool 21 bring them from the cap side and assemble the spring seat 71 spring 9 and cap screw 8 together lnstall the s...

Страница 157: ...egligible smooth if off with oil stone 7 2 With Contol leuer in nantll implemern will rhow humhing or lomring lrom ths lifted poition 7 3 Lifting Speed is slow Engine Speed 2 800 rpm min 1 100 lb 500 kg et 2 sec Clearance between spool valve and sleeve is too large Replace spool valve and sleeve as an unit assembly Steel ball seat is scratched Replace ball seat Spool valve slesre O rings tuo check...

Страница 158: ...s volumetric efficiency is low Replace oil pump Clearance between unload wlve and body s lap is too large Replace the assembly lf impossible replace either of unload valve and body whichever worn Relief wlve is under operation Check for control wlrc highest position Check for stopper For adjustment refer to 4 43 Relief ralve seat is scratched causing oil leakage Replace relief valve assembly Pump ...

Страница 159: ... leaky parts Return spring is broken Replace spring Body and spool working parts are dusty Disasemble and wash dirty parts lf found scratched smooth it out with oil stone Replace oil 8 Specifications Type of cylinder Pressure for relief valve settirq Maximum lift power at lower link Diameter of ram Piston Stroke of ram piston tr aterial of ram piston Control valve Height control Lock valve Control...

Страница 160: ...SATOH TRACTOR MoDEL s Gi OG REPAIR MANIIAT ELECTRICAL SYSTEM PU BLICATI OtU tlo 03 G ...

Страница 161: ...otes on Alternator 4 2 Removing the Alternator 4 3 lnspecting the Alternator 44 lnstalling the Alternator 4 5 lnspecting the Charging System 4 6 lnspecting the Regulator 4 7 Specif ications 5 Staner 5 1 Disasembling the Starter 2 lnspecting the Starter 5 3 Assembling the Starter 54 Testing the Surter S5 Specif ications 6 SafetY Switch 6 1 Adiustment 1 1 2 3 3 3 4 4 5 5 5 6 6 7 7 7 8 I I 10 11 11 1...

Страница 162: ...on the S 650G is as follows Battery Yuasa N40L 12V 4OAH Alternator Mitsubishi AC 2020V Regulator Mitsubishi RLB222OA Starter NiPPon Denso 280G2694 lgnition switch Yushin Seiki Water temp rature gauge switch and warning lamp Yushin Nippon Seiki 12V 3W Hydraulic pressure guge and warning lamp Onishi SeikilNippon Sbiki 12V 3r1 Charging warning lamp Nippon Seiki 12V 3W Light switch Yamaguchi Denki RCS...

Страница 163: ...EM 2 Wiring lliaEam c o r5 clr t Fil rt orl9 H li r Cd I lu ii t J a 2 Il tl a l o J J U a 9 l ollr u E itlt t i O SFAIX FLT G L 3 I I J o d i It J h F o l 4 r I li qi llrl lr arr J 3 T U 3 U I 5 T 5 g a Fig I Diagram ...

Страница 164: ...eific gravity is nearly that with thg battery fully charged are fully charged plate drying is specially done so 1 Notes on initial charging Note Temperature constant fixes the standard of specif ic aravity 68 F lzOC and is the mean value in the chart When the electrolyte is filled its temperature usually rises up due to combining heat so in summer use the low temperature electrolyte in case of N4O...

Страница 165: ...rm the charging for those wh ich are in use when the specif ic gravity is 1 260 680F 20pC 34 Handling and lnspection 1 The battery performance depends on your handl ing To inspect the battery do as folloun See whether sonrething is vwong with the battery on its surface Remove the plug and see whether the electrolyte is properly filled Measure the specific gravity and temperature of each cell with ...

Страница 166: ...sing a steam cleaner be very careful not to apply steam directly to the altemator The alternator does not use a commutator lf oil or dust is atuched to the slip ring there is no continuity benrueen the brush and the slip ring and no electricity is generated So when it is dirty clean it with a cloth The brush of this altemator has durability senreral times as much as that of the DC dynamo how ver i...

Страница 167: ... no broken circuit To inspect insu lation of the rotor connect the tester S leads to the slip ring and the core and it is good if there is no continuitY lnspecting the diode There are two kinds of diode diode red which passes current from the lead wire to the case and diode b lack wh ich passes current from the case to the lead wire To inspect the diode simply do as follows with a battery and a te...

Страница 168: ... A terminal lf the charging curent exceedingly increases the fault lies in the regulator and if the current shovla no increase the fault lies in the alternator 6 I nspecting the Regulrtor lnsprcting the no load adjustment volUge of the stabil ized volUge relay Use a fully charged battery and connect the roltmeter betwen the regulator A terminal and E terminal as shown in Fig 13 lncrease the altern...

Страница 169: ... 15 which are reguired to meet the regulator electrical performanc are as follorac o e IBanry Fig l5 7 Regulator Mechanial Di mension Specifications ALTERNATOR Type Nominal output Polarity Yoke diameter Rotation direction Weight Pulley ratio Number of polarities REGUI ATOR Type Voltage regulator adjustment voltage heated Pilot lamp relay turning off voltage Pilot lamp relay lighting voltage Weight...

Страница 170: ...is attached to the B and M terminals a large current flows from the battery through the f ield coil to the armature and the starter starts the engine with a large starting power As the current does not flow through the current coil when the contactor is attached to the B ard M terminals the contactor is attached by the voltage coil onlY when the starter switch is turned off after starting the engi...

Страница 171: ...nd if there is continuity the insulation is bad so correct the fau lt or rep lace To check the rare short use a glooler tester Put the armature on the tester and attach a piece of iron to the core and rotate the armature lf the iron is attracted it shows rare short Fig 20 Disassembling 4 See Fig 21 Pu ll the armature C together with the ning clutch A and the drive lever B starter gear housing Remo...

Страница 172: ...g 23 Starter Switch b Ho ld ing co il test Earth the MT terminal to the starter switch body and apply a specif ied voltage 8V to the S terminal to attract the plunger The holding coil is good if the plunger is being attracted even after the MT terminal earth is removed lf the plunger returns it is due to the broken circuit in the coil c Return test Push the plunger and apply a specified voltage 1 ...

Страница 173: ...ting at 3 700 r p m is 9 3 ft lb 1 3 kg m Test resu lt Probable cause Low rotation large current at no load Damaged or worn bearing Armature short Earth in armature or field circuit No rotation large current Field circuit does not work Armature coil does not v ork Burnt commutator Low torque current no load speed One field circuit is cut High internal resistanc Low torque high no load speed Short ...

Страница 174: ...TANDARD FEELER GAUGE c After adjustment connect the volt ammeter to the two removed connectors and shift the range lever to f N L and make sure the ON or OFF of the safety switch is rightly indicated on the meter d Connect the connectors and turn on the engine switch and make sure that the safety switch operates normally Note lf the safety sruitch is faulty replace the safety switch assemb ly To S...

Страница 175: ...SA rOH TWTOR MoDEL s 65 G REPAIR MANW DRAFT CONTROL PUBLICATI0N ttlo 03 G ...

Страница 176: ...sition 8 1 2 Raise Position 8 1 3 Down Position 8 14 Floating Position 8 2 Explanation of Operation in Traction Control 8 3 Explanation of Operation in Draft Control 8 3 1 The Case of Operation to the Side of Large Tractive Force 8 3 2 The Case of Operation to the Side of Small Tractive Force 8 3 3 Operation of the Valve in Case Traction Resistance Fluctuates Under the Fixed Condition of the Contr...

Страница 177: ...rong resistance is thus given brrth the reststance is changed into a motion capable of driving the draft link by means of the sensing unit thus rarsing the tractor automatically and as soon as the tractor has ru n over the obstacle it resumes the original tilling depth As to the traction control the simple operationi of setting the stopper knob at the connectrng rod at the position of Height and p...

Страница 178: ...er arm and the posi tion link and then take off the striker arm Top Link Support Striker Arm End Back Link Joint Lift Arm Take off the banlo bolt cc24340 that hords the del ivery pipe under the control valve in such a manner as to keep the banjo bolt completely free f rom being scarred or otherwise damaged S ince th is banio bolt is eligible f or reuse Loosen the three bolts and nutS that hold the...

Страница 179: ... ivery pipe C A24650 on the control valve The tightening torque will be 36 1 ft lb 5 kg m Take off position the striker arm boss of the ram shaft and set in p lace the str i ker arm CA4B680 for the draft control valve in conformity with the Punched mark Fig 6 3 4 r CC24077 Bellevill Wasfier 2 Set the connecting rod cA4B570 in place on the control link of the control valve and tighten the f ront si...

Страница 180: ...int linkage and start the engine Move the control lever softly to the positiOn Of Raise and adluSt the relief valve ln such a manner that it reaches the posrtion of the maximum rise and free from operation by the use of the turnbuckle of the feedback link that connects the striker arm for lifting the tractor wrth the position link of the control valve N ow that the relief valve is put out cf opera...

Страница 181: ...the position of the max imum rise of the control lever and conf irrn that the relief valve is free from being put in operat ion then lock the idler adjuster ln case the rel ief valve should be put in operation to the contrary conduct readjustment thereof by the employment of an idler adtuster The id ler ad luster is what is specif ical ly designed for conducting control in the case of the draft co...

Страница 182: ...e oil running out of the pu mp thus opens the check valve 5 ru ns to the port 14 of the cylinder and then to the cylinder and finally raises the tractor Once the tractor begins to rise upward this move is fed back to the position link 18 by the feedback link Thereby the position link 18 moves in the direction of an arrow dotted line and the pin 10 unified therewith also turns in the same direction...

Страница 183: ...hed downward to the full in conformity with the mark on the quadrant the control link 8 moves to the srde of large tractive force and the tractor descends until the move reaches such a level of the tract rve force the load applred on the top link as matches the transfer displacement thereof The f low of orl at this time moves the control link 8 the prn 9t revolves in the drrection of the arrow and...

Страница 184: ...oth ing to bear except its own werght and even in the case of f urther raising the t rac tor the I in k Q5l is completely free from havrng anythrng to be fed back thereinto ln other words the control link B comes to have a free ar B in the space up to the position for the ma imum nse in the height control area over the effectrve control area of the pin 19 in the operation ar E of the control link ...

Страница 185: ...DRAFT CONTRO L o lJ a q r ily q a rh s ...

Страница 186: ...10 DRAFT CONTROL q iY a ct s u a t Tr t c q ...

Страница 187: ...DRAFT CONTROL 11 qJ lY a au V I q J q a c T ...

Страница 188: ...12 OHAFT CONTROL qr a ir q St a a o Lt c h ...

Страница 189: ...DRAFT CONTROL 13 E o J U a A o o a A a o t F s ...

Страница 190: ...14 ORAFT CONTROL l r _l _ t f l q o o q ir U t l I q tr I c qJ lt to c ...

Страница 191: ...DRAFT CONTROL 15 frr i TH a Q sg E i t q s3 e eI q OE U AO li rr iE cv oa r a t i IE a v qJ t J r o S q l A oQ t t4 6s t ...

Страница 192: ...16 OHAFT CONTROL q q AJq tL A i E a o t v o lb a Tr c _ tL I I I tl1 4 o Jr d v t lz ro te vb I ...

Страница 193: ...ol 12it Control valve Sub control Spool valve 3 way flow change type 13 Strainer mesh 100 meshes 14 Hydraulic oil Turbine oil No 120 15 Hydraulic oil capacity 0 92 gal 3 5 lit The component parts to be rendered unnecessary due to installation of shaft draft control on your tractor include the following items Part No Descr ipt ion O ty cc2422A cA241 00 6900083 3000083 cc24077 cc2409A 5724A10 350 1 ...

Страница 194: ...MoDEL s 65OG REPAIR MANIIAL POWER ASSISTED STEERING SATOH TruTOR PUBLICATIOil l o 03 l ...

Страница 195: ...rs or dealers in uS for uff on Satoh S 650G Tractors It contains instructions for the men who are responsible for the upkeep and availability of tractor on the iob lt is reguested that this manual be read through in order that you may result in faster more lasting work without having costly damage to the unit or parts ...

Страница 196: ... 6 1 1 Installing Drag Link 6 12 lnspection and Testing Air bleeding 7 Booster 7 1 General 7 2 Features 7 3 Construction 8 Disassembly of Booster 8 1 Remove of Booster 8 2 Dissasembly of Box 8 3 Disaisembly of Shifter 84 Disassembly of End 8 5 Assembly of Booster 8 6 Assembly of Box 8 7 Assembly of Power Steering 8 Assembly of Valve Assembly 8 Assembly of Shifter 8 10 Assembly of Valve and Shifter...

Страница 197: ...ter Pressure Lower than Ram Cylinder Pressure 9 Operation of Relief Valve 9 10 Disassembly and Assembly lnspectionandRepair Maintenance arid lnspection of Power Steering System Troubleshooting Guide 12 1 Booster 12 2 Flow Divider Valve Specification 18 18 19 18 19 19 20 20 21 21 13 ...

Страница 198: ...2 On tractors with serial number S 650G 300201 and up king pin and steering lever with involutd splines are assembled at the factory With th is arrangement on ly th ing you must do is to replace the left steering lever CA6186L For more com plete information refer to the Technical Service Bulletin No 0005 Steering 4 Constuction A hydraulic power steering system can be installed on all Satoh S 650G ...

Страница 199: ...alf of the tapped hole in the chassis Effective immediately the loader will be shipped with the pump anchor bracket holes drilled Your first step is to bolts are inserted to CA671 0 See the loader page 7 ref Rear Mounting drill three holes through which secure the pump anchor bracket lnstruction Book of national No 3 part number 10106 Left E i i Part No 10106 Notes 1 Remove the speer CA617N when t...

Страница 200: ...ription Part No Serial No S650G 100500 in ward Serial No S650G 200001 On ward Ml2 x 70 M12 Mz fu x2A Tc40628 M3o x 2O M49 M30 M22 M30 M22 M24 Ml8 1 1 1 1 2 2 2 1 1 1 3 2 2 2 2 1 1 2 1 1 1 l 2 King Pin R H King Pin 8 H King Pin L H Steering Lever R H Steering Lever L H Key Bolt Nut Ball Socket Ass y L H Lock Nut L H Screw Drag Link Cotter Pin Oil Seal Cotter Pin ro ring ro ring Suction pipe Deliver...

Страница 201: ...tool box drain oil thoroughly f rom the oil case 2 Remove the engine hood paying anention to the light connector Dismount the f uel tank 3 Remove the drag links tie rods under muffler and clutch Pedal 4 Disconnect the suction pipe cA24617 ard delivery pipe CA24657 5 Remove the steering lever and front hub oil seal bushing Assemble the lever and bushing with new king pin Refer to Repair Manual Stee...

Страница 202: ...rt PrPe CA6097O ClamP CAOl55O F lex ible hos CA61610 Drag link CA61710 Anchor bracket CA617 40 Specer CA6145O Union CA6142A Suction PiPe C CAG 1 85R Steering lever R H CA20510 Center beam CA61310 Delivary PiPe A CA61460 V F D Drain PiPe CA6148O Joint CA61517 P S B Preszure PiPe CA61000 Flow devider valve CA61530 Elcow CA61330 Delivary pipe B Fis 6 ...

Страница 203: ...Divider CA61 01 0 between the delivery pipes A and B CA61310 and CA61330 by means of the banio bolt CCT4UO with the letter side facing toward the steering gear box Use care to avoid damaging O ring while installing Tightening torque 36 1 lb ft 5 m kg Tighten the banfo bolt on the deliver pipe C as far as it will go 6 8 lnsalliru Sustion Pipe Connect the suction pipe A CA61350 with four 4 screws MO...

Страница 204: ...p lnstall the ball stud at the front end of the booster on the steering lever L H CA6186L and at the rear on the anchor braket and tighten Tightening torque Steering lever 28 9 lb ft 4 m kg Anchor bracket 123 lbft 17 m kg Notes 1 Wipe clean the taper with a clean lint f ree cloth and apply a light coating of grease bef ore installation 2 When installing the booster turn the steering wheel all the ...

Страница 205: ...Specified quantity of oil is O 92 gal 35 e 2 Start the engine and run at idle speed lookirrg for leaks or any other defects 3 Ra ise the f ront end of the tractor unt i I the front wheels clear the ground place a safety stand under the f ront axle Without disturbing the above setup rotate the steering wheel right and left slowly to actuate the relief valve 4 Raise the speed of the engine until it ...

Страница 206: ...lic pressure As th e steer i ng whee I is rotated va lves are actuated admitting this hydraulic pressure to the power cylinder by means of the booster 7 3 Construction Unique valve mechanism keeps front wheels free f rom swaying motion and provrdes opera tional stabil ity f or driving Simpte arrangement wrth smaller number of components makes service lobs quite easy lnduction hardeneo and hard chr...

Страница 207: ...e rylinder is also held sta t ion ary The same sequence of events takes place within the unit to stop or maintain the steering wheel at i ts app I ied posi t ion The shifter ball stud is moved 2 5 mm right and left The end of the sleeve is opposed by the shif ter wall Ef fort on the steering wheel is transferred to the steering linkage even if the oil pump is defective provided that the resistance...

Страница 208: ...s unit as a left turn However in place within the this case oil from the oil pump f lows ousing so that the oppos ite d irect ion into the right port irr the cylinder is moved in the 73 3 Centering of spool The centerrng mechanism for the spool consists of two rectangular spring seats at both ends and a centering spnng inside the spool The spool spring seats and spring are assembled as a unit with...

Страница 209: ...of the cylinder I Disassembly of Booster ln d isassembling a booster observe the following disassembly notes 1 Place removed parts in a part rack so that they can be placed back to their original locations from which they were removed Also use added care to avoid damaging parts while disassembling 2 Wash all removed parts in solvent and dry with compressed air Do not use rags or waste to wipe them...

Страница 210: ...fi E ii I i z 8 fi 86 d d o o E o u o c o o o o o o o oo o a a a o o a a o o N co F e io s O r co cl rt t4t q a cl o co ii O i crt to n O cO ro co rjl cg A A I s g g o o o c O Oc a Q a a aa a a a a 6 6 6 6 6 6 o 6 6cF cb o tb to to co co o co to Jt J J JL J Jt U JU J J J JUU J ci z r o o o F c 7 s to o r o o r N cY i o o N N e N N N N c l N c N cD cD co cD co c t cD co co r Z pa E gr i F iiIgFggss...

Страница 211: ...alve Q 2 from the valve housing Q 11 Do not use excessive force or angle the spool since such handling will ruin the spool 2 Grooves in the valve and housing should be sharply edged lf the edges are dull or rounded replace the valve as an assembled unit Also discard the valve if the clearance between the spool and housing is excessive too badly beyond use 3 Withdraw the ferruel and replace with a ...

Страница 212: ...4l and spring 16 in place Tighten the screw to the nearest pin slit after resistance is felt lnstall the cotter pin 34 to secure the installation Assembly of Valve and Shifer 1 Enter the end of the spool bolt 10 in the hanger 5 Assemble the cap 1 7 complete with O ring 49 2 lnstall the washer 121 spring seat 1 1 spool valve Q 21 spring 6 spring seat 1 1 and washer l12l in the order listed After th...

Страница 213: ... valve 1 1 CA61030 Body 1 2 CA61040 Spool valve 2 CA61050 Orif ice 3 CA61060 SPring 4 CA61070 Spring 5 CA61080 Valve 6 CA61090 O Bing 7 CA61 1 10 Huustng 8 CA61 120 Plate ass y With this unit incorporated stable assisting action of the system is assured through constant f low of oil divided into the circuit lt is compact yet light in weight without power wasting dead weight Both the spool valve an...

Страница 214: ...er than relief valye setting Under this condition oil from the oil pump flows through orif ices to one side or the other of the piston in the power cylinder Differential pressure across the orifices causes the spool to move opposing the tension of the spring The spool stops moving when an equibrium is reached between the pil presSure and force of the spring When the main pressure is lower than the...

Страница 215: ...circuit presure With booster pres te lounr than ram cylinder pressu re Under such a condition oil tends to flow to the booster circuit causing the differential pressure to increase This pushes the spool to the left to narrow the porl 8 From pump lN I to Ram cylinder to Booster Fig 24 With booster pre ure lower than out circu it pressure 9 9 Operation of Relief Valve The relief valve prevents abnor...

Страница 216: ... matched set lf any of these parts is found defective replace all as an assembled unit 3 Check the valve seat 5 for excesive or abnormal wear 4 Always replace O ring when a flow divider valve is disasembled 5 lf the relief set pressure falls below 1138 PSI 980 PSC remove the cap 16 and turn the housing Ol scrqru either in or out until correct pressure is obtained To increase the relief pressure tu...

Страница 217: ...per c Back pressure between booster and tank too high d Spool and sleeve sticking e Steering gear out of order f Sleeve screw and spool bolt loosened This can be determined bY heau steering when booster is extended a Replace tire or inflate to specified pressure b Re adjust c Replace with proper oil Check pipe d Replace as an assembled un it Lubr icate e Re adjust f Remove booster and re adiust Ex...

Страница 218: ...rifice Amount of oil flow th through PS circuit improper a Spool valve stuck or spring defective tive a Overhau l Rep lace spr i ng 13 Specification 1 Type Bosster type combained type with linkage KAYABA made 2 Pressure source Main pump through f low divider valve BOOSTER KAYABA made 1 Type of valve 2 Cylinder bore 3 Rod diameter 4 Stroke 5 Cylinder output Open center 1 574 inch 40 mm 0 866 inch 2...

Страница 219: ...I SATOH AGR ICULTUR AL MACHINE IYIFG CO LTD Prrnlt d in Japun ...

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