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L8  

HYDRAULIC  SYSTEM

KiSC issued 09, 2008 A

Summary of Contents for m9540

Page 1: ...WORKSHOP MANUAL TRACTOR M9540 LOW PROFILE SUPPLEMENT KiSC issued 09 2008 A...

Page 2: ...ne Tractor Mechanism Workshop Manual Code No 9Y021 01873 9Y021 18200 for the one which has not been described to this workshop manual Q Servicing Information on the troubleshooting servicing specifica...

Page 3: ...anual and on labels on the machine itself to warn of the possibility of personal injury Read these instructions carefully It is essential that you read the instructions and safety regulations before y...

Page 4: ...ays support the machine by safety stands Do not touch the rotating or hot parts while the engine is running Never remove the radiator cap while the engine is running or immediately after stopping Othe...

Page 5: ...must be running to do some work make sure the area is well ventilated Never run the engine in a closed area The exhaust gas contains poisonous carbon monoxide PREVENT ACID BURNS Sulfuric acid in batt...

Page 6: ...ETY INSTRUCTIONS PREPARE FOR EMERGENCIES Keep a first aid kit and fire extinguisher handy at all times Keep emergency numbers for doctors ambulance service hospital and fire department near your telep...

Page 7: ...S The following safety decals pictrical safety labals are installed on the machine If a decal becomes damaged illegible or is not on the machine replace it The decal part number is listed in the parts...

Page 8: ...L6 M9540Low Profile WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...

Page 9: ...L7 M9540Low Profile WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...

Page 10: ...l height ROPS raised 2450 mm 96 46 in ROPS retracted 1845 mm 72 64 in Wheel base 2250 mm 88 6 in Tread Front 1574 1634 mm 61 97 64 33 in Rear 1515 to 1915 mm 59 65 to 75 39 in Minimum ground clearance...

Page 11: ...40Low Profile F18 R18 model Tire size Rear 480 70R28 Shuttle shift lever Range gear shift lever Main gear shift lever km h mph Forward CREEP 1 0 39 0 24 2 0 50 0 31 3 0 66 0 41 4 0 84 0 52 5 1 04 0 64...

Page 12: ...ofile F18 R18 model Tire size Rear 480 70R28 Shuttle shift lever Range gear shift lever Main gear shift lever km h mph Reverse CREEP 1 0 39 0 24 2 0 49 0 30 3 0 65 0 40 4 0 83 0 52 5 1 03 0 640 6 1 28...

Page 13: ...L11 M9540Low Profile WSM DIMENSIONS DIMENSIONS KiSC issued 09 2008 A...

Page 14: ...LG GENERAL KiSC issued 09 2008 A...

Page 15: ...CONTENTS GENERAL 1 TIRES LG 1 1 TIRE SIZE AND INFLATION PRESSURE LG 1 2 TREAD ADJUSTMENT LG 1 1 Front Wheels LG 2 2 Rear Wheels LG 3 3 TIRE LIQUID INJECTION LG 4 KiSC issued 09 2008 A...

Page 16: ...is factory set to the prescribed level it naturally drops slowly in the course of time Thus check it every day and inflate as necessary Q Recommended Inflation Pressure Maintain the pressure shown bel...

Page 17: ...sting a wheel tighten the bolts to the following torques then recheck after driving the tractor 200 m 200 yards and thereafter according to service interval Refer to 5 CHECK POINTS OF EVERY 50 HOURS a...

Page 18: ...sting a wheel tighten the bolts to the following torques then recheck after driving the tractor 200 m 200 yards and thereafter according to service interval Refer to 5 CHECK POINTS OF EVERY 50 HOURS a...

Page 19: ...y to the valve stem level The following four ways can be used to inject water or a calcium chloride solution into tires 1 Gravity injection Fig 1 2 Pump injection Fig 2 3 Pressure tank injection Fig 3...

Page 20: ...L3 TRANSMISSION KiSC issued 09 2008 A...

Page 21: ...RE L3 M1 1 F18 R18 SPEED TRANSMISSION MODEL L3 M1 2 POWER TRAIN FOR TRAVELING GEAR L3 M2 1 BI SPEED TURN SYSTEM L3 M2 1 2WD 4WD Bi speed Turn L3 M2 2 Solenoid Valve L3 M4 3 4WD Bi speed Turn Oil Flow...

Page 22: ...Hydraulic Shuttle Section 2 Main Gear Shift Section 3 Hydraulic Pump Drive Section 4 PTO Clutch Section 5 PTO Gear Section 6 Parking Brake Section 7 Bi Speed Section 8 2WD 4WD Section 9 Creep Section...

Page 23: ...switch is turned to 4WD The 4WD Bi speed turn solenoid valve switches and supply the hydraulic pressure to actuate the 4WD piston 4 to engage the clutch pack together with the spring 5 tension force T...

Page 24: ...gle exceeds approximately 0 56 rad 32 switch is ON position and current flows to 4WD Bi speed turn relay s coil and the relay contact is set to Bi speed turn position by electromagnetic force Therefor...

Page 25: ...om the P port to A port to 4WD clutch 4 And the oil pressure feeds the spool 4WD priority valve 2 to change the hydraulic line The spool 4WD priority valve 2 opens Bi speed turn clutch 5 and tank port...

Page 26: ...d When the Bi speed turn solenoid valve 3 shift to Bi speed turn side the 4WD priority valve 2 effect to reduce the engagement shock of clutch pack The maximum pressure against the clutch piston is re...

Page 27: ...MBLING AND ASSEMBLING L3 S4 1 HYDRAULIC SHUTTLE VALVE L3 S4 1 Removing Fuel Tank L3 S4 2 ROPS L3 S7 3 4WD CLUTCH PACK AND BI SPEED TURN CLUTCH PACK L3 S9 1 Separating Transmission Case and Clutch Hous...

Page 28: ...ed Turn Side Thickness 2 1 to 2 3 mm 0 083 to 0 090 in 1 9 mm 0 090 in Steel Plate Both 4WD Side and Bi speed Turn Side Thickness 1 67 to 1 83 mm 0 0658 to 0 0720 in 1 3 mm 0 051 in Pressure Plate Bot...

Page 29: ...gth of main shift rod 1 1 and main shift rod 2 3 Adjust the select cable 2 so that the lever end 4 has contact with stopper 5 when main gear shift lever operates to 1st 2nd direction NOTE Q F12 R12 sp...

Page 30: ...11 If the measurement is not within the factory specifications measure the system pressure and adjust the system pressure with relief valve 5 if necessary Condition Engine speed Approx 2600 min 1 rpm...

Page 31: ...t fixing screw W1038723 Rear Wheel and Front Axle Rocking Restrictor 1 Place the disassembling stand under the transmission case 2 Install the front axle rocking restrictor 1 Refer to 8 SPECIAL TOOLS...

Page 32: ...er 3 4 and auxiliary step When reassembling Be sure to assemble the fender to the original height W1011951 Fuel Sensor Connector 1 Remove the fuel sensor 2P connector 1 When reassembling Be sure to co...

Page 33: ...ct the fuel hose 5 and 6 5 Remove the fuel tank 2 When reassembling Tighten the fuel tank band so that the clearance L between the fuel tank and fuel tank band become as follow W1012313 Clearance betw...

Page 34: ...heel and Front Axle Rocking Restrictor 1 Place the disassembling stand under the transmission case 2 Install the front axle rocking restrictor 1 Refer to 8 SPECIAL TOOLS at G GENERAL section 3 Remove...

Page 35: ...out the ROPS under L H 4 and R H 2 When reassembling Be sure to assemble the fender to the original height If the adjusting shim 5 uses between the ROPS under and rear axle case assemble the shim to...

Page 36: ...and Assembling section at 3 TRANSMISSION W1014059 2 4WD Clutch Pack and Bi Speed Turn Clutch Pack Parking Brake Disc and Steel Plate 1 Remove the stopper screw 5 and upper pin 6 2 Remove the disc 3 an...

Page 37: ...y damages Apply grease to the seal ring 2 W1014413 4WD Hydraulic Pack 1 Refer to the DISASSEMBLING AND ASSEMBLING at 3 TRANSMISSION W1014706 Bi speed Turn Clutch Pack 1 Remove the seal rings 3 and bea...

Page 38: ...d steel plate 5 6 mutually Apply enough transmission fluid to the discs 4 Do not confuse the two types of steel plates The steel plate with rubbers 5 and without rubbers 6 Do not confuse the pressure...

Page 39: ...it size underneath it at lease four points 2 If the gauge can be inserted replace it W1016731 Thickness of Seal Ring 1 Measure the thickness of seal rings 1 with an outside micrometer 2 If the measure...

Page 40: ...L6 FRONT AXLE KiSC issued 09 2008 A...

Page 41: ...CONTENTS MECHANISM 1 STRUCTURE L6 M1 1 4 WHEEL DRIVE L6 M1 KiSC issued 09 2008 A...

Page 42: ...se Support 2 18T Bevel Gear 3 41T Bevel Gear 4 23T Planetary Gear 5 Planetary Gear Pin 6 Planetary Gear Support 7 Front Axle 8 Front Axle Case Cover 9 62T Internal Gear 10 15T Bevel Gear 11 Front Axle...

Page 43: ...CONTENTS SERVICING 1 SERVICING SPECIFICATIONS L6 S1 2 DISASSEMBLING AND ASSEMBLING L6 S2 1 DISASSEMBLING AND ASSEMBLING L6 S2 KiSC issued 09 2008 A...

Page 44: ...0Low Profile WSM FRONT AXLE 1 SERVICING SPECIFICATIONS W1013874 Item Factory Specification Allowable Limit Turning angle Inspection Switch Operating Angle 0 53 to 0 59 rad 30 to 34 degree KiSC issued...

Page 45: ...angle inspection switch operating angle with adjusting shim Shim 0 5 mm 0 02 in 3A481 40470 1 0 mm 0 039 in 3A481 40460 NOTE Q Remove the turning angle inspection switch to execute the Separating Fro...

Page 46: ...L8 HYDRAULIC SYSTEM KiSC issued 09 2008 A...

Page 47: ...CONTENTS MECHANISM 1 HYDRAULIC CIRCUIT L8 M1 1 TOTAL HYDRAULIC CIRCUIT L8 M1 1 F18 R18 Speed Transmission Model L8 M1 KiSC issued 09 2008 A...

Page 48: ...fety Valve 13 Exterior Hydraulic Cylinder 14 Brake Master Cylinder 15 Brake Piston 16 Oil Cooler Relief Valve 17 Oil Cooler 18 PTO Clutch Pack 19 4WD Clutch Pack 20 Bi speed Turn Clutch Pack 21 Rear D...

Page 49: ...SERVICING 1 TROUBLESHOOTING L8 S1 2 SERVICING SPECIFICATIONS L8 S2 3 CHECKING DISASSEMBLING AND SERVICING L8 S3 1 CHECKING AND ADJUSTING L8 S3 1 Position and Draft Control Linkage L8 S3 KiSC issued 0...

Page 50: ...ir or replace L9 S11 Clutch disc or drive plate excessively worn Replace L3 S10 12 Deformation of piston Replace L3 S10 Bi Speed Turn Does Not Rotate Bi Speed turn clutch malfunctioning Repair or repl...

Page 51: ...2 SERVICING SPECIFICATIONS POSITION AND DRAFT CONTROL LINKAGE W1013874 Item Factory Specification Allowable Limit Position Control Rod ROPS Length Approx 160 mm 6 30 in Draft Control Rod ROPS Length...

Page 52: ...ver guide lowest position when operate the position lever 1 2 and draft lever 1 4 to end of direction a If not adjust the position control rod 1 length L1 and or draft control rod 3 length L2 ROPS Mod...

Page 53: ...L9 ELECTRICAL SYSTEM KiSC issued 09 2008 A...

Page 54: ...2 ELECTRICAL CIRCUIT DETAILED CHART L9 M2 1 LIGHTING SYSTEM L9 M2 2 4WD BI SPEED TURN T M CONTROL SYSTEM L9 M3 3 INSTRUMENT PANEL BOARD METER PANEL L9 M4 4 WIRING COLOR L9 M5 3 INSTRUMENT PANEL L9 M6...

Page 55: ...B 0 85 G R 0 85 BR 0 85 OR 0 85 B 0 85 R B 0 85 B 0 85 G B 0 85 Y R 0 85 B 0 85 B 0 85 B 0 85 B 0 85 B 0 85 B 0 85 LG R 0 50 B 0 50 W L 0 50 W G 2 00 B 2 00 B M8 0 85 LG R 0 85 LG R 0 50 B 0 85 W R 0...

Page 56: ...1 2 0 5BR 0 5OR 4 5 1 2 3 0 85OR 4 5 1 2 3 0 5B H4 H4 0 85OR 0 85OR 0 85BR 0 85B 0 85B L H E L H E 0 85BR 0 85BR 0 85B 0 5BR 15A 10A 10A B3 H FREE PUSH 0 85L W 0 85B c d e 0 85G R 0 85G 0 85G R 7 5 8...

Page 57: ...ck Switch 11 Rear DIFF Lock Valve Solenoid A Key IG a Fuse T M Control b To Brake Switch R H c To Meter Panel d To PTO Valve Solenoid 4 0 85GY B 0 85R G OFF 4WD BI D B T IL 10A 0 5R G 0 5B 0 85L W 3 5...

Page 58: ...elay e To Engine Stop Relay f To DT Bi speed Turn Relay g To Light Switch High Beam h To Flasher Unit Output L i To Flasher Unit Output R j To Flasher Unit Trailer k DT Bi speed Switch l DT Bi speed S...

Page 59: ...Red R W Red White Br Brown G W Green White R Y Red Yellow GY Gray G Y Green Yellow V W Violet White Lg Light Green L B Blue Black W B White Black Or Orange L G Blue Green W G White Green Sb Sky Blue L...

Page 60: ...Liquid Crystal Display 6 Electrical Charge Indicator 7 Engine Oil Pressure Indicator 8 Tachometer 9 4WD Indicator 10 Heater Indicator 11 Air Cleaner Indicator 12 Rear Wheel Differential Lock Indicator...

Page 61: ...1 Setting Mode Entering Travel Speed Coefficient L9 S3 2 Checking Meter Panel PTO Hour Meter Select Switch and Traveling Speed Select Switch L9 S6 2 4WD BI SPEED TURN SYSTEM L9 S8 1 Switch L9 S8 2 Re...

Page 62: ...solenoid valve defective Replace L9 S11 Front Wheel Drive Can Not Be Cancelled Bi speed Turn 4WD Bi speed turn switch or wiring harness is defective Repair or Replace L9 S8 Turning angle inspection s...

Page 63: ...ICAL SYSTEM 2 SERVICING SPECIFICATIONS 4WD BI SPEED TURN SOLENOID VALVE W1013874 Item Factory Specification Allowable Limit 4WD Solenoid Valve Resistance 10 to 12 Bi speed Turn Solenoid Valve Resistan...

Page 64: ...current lights while engine is running and insulate terminal of battery If this advice is disregarded damage to alternator and regulator may result 1 METER PANEL 1 Setting Mode Entering Travel Speed...

Page 65: ...PTO Hour meter select switch 1 to select 7 5 Enter 9 and 0 for the remaining digits in the same procedure 6 Make sure the entry is 179 0 Press and hold the traveling speed select switch 2 longer than...

Page 66: ...peed select switch 2 longer than 2 seconds The setting is put in memory and the LCD monitor 3 goes back to the PTO speed display or hour meter display mode 4 Turn the key switch to OFF position to exi...

Page 67: ...le checking When applying the test pin of the tester to the connector terminals use care not to damage to the connector terminal Checking Connector Voltage Sensor Resistance and Switch Continuity 1 Re...

Page 68: ...1 G W Illumination light Battery voltage Main switch at ON and head light switch ON T22 T23 B Y Hazard Switch Battery voltage Hazard switch at ON T24 B W Main switch start position Battery voltage Mai...

Page 69: ...W1013578 Turning Angle Inspection Switch 1 Remove the switch cover 3 from the left side front case support 4 2 Disconnect the turning angle inspection switch connector 2 after turning the main switch...

Page 70: ...rning angle inspection switch is faulty IMPORTANT Q After reassembling the Bi speed turn sensor be sure to check its operation 1 When the front wheels are straight ahead the resistance value of the tu...

Page 71: ...at ON position and PTO lever OFF position Terminal c Chassis Approx battery voltage 3 Work light relay front main switch at OFF position Terminal e Chassis Approx battery voltage 4 Key stop relay main...

Page 72: ...d Valve 1 Disconnect the wire harness connector 2 2 Measure the resistance with an ohmmeter across the each terminal 4 on the connector 2 and chassis 3 If infinity is indicated the solenoid valve is f...

Page 73: ...de No 9Y111 01660 2008 08 S EI EI e KUBOTA Corporation EDITOR KUBOTA FARM INDUSTRIAL MACHINERY SERVICE LTD 64 ISHIZU KITAMACHI SAKAI KU SAKAI CITY OSAKA 590 0823 JAPAN PHONE 81 72 241 1129 FAX 81 72 2...

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