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T300 Service Manual

1. 1 26 Inspection items Electric Parentheses Adjusting accelerator pedal and throttle lever Oil leaks in clutch housing Hydraulic fluid filter 4WD front m housing Inspection and servicing intervals Hour of operation X10 on hour meter 1 Every terminal should be connected securely 2 Wiring should not interfere with other parts 3 Fatigued wiring should be replaced 4 Wiring should be held in each clamp properly 1 27 Judgment Intervals after that criteria mm in All should work properly Check every year by removing the plug installed in the front bottom of clutch chamber Replace after initial 100 hrs and then after every 300 hrs Check after every 100 hrs Replace after every Chapter 2 Disassembly reassembly of major components SECTION 1 GENERAL PRECAUTIONS AND SEPARATION AND REINSTALLATION 2 1 1 Before operation 2 1 2 Precautions to be followed when installing standardized parts 2 1 SECTION 2 OPERATION CHART FOR DISASSEMBLY AND REASSEMBLY BY MAJOR BLOCKS 2 4 SECTION 3 SEPARATION OF MAJOR COMPONENTS 2 5 1 Separation of the front axle and axle bracket
2. GO S GS ls 1 eee Fig 8 3 Right turn position 8 4 3 Left turn When the steering control valve shaft is rotated to the left the control valve spool moves off center This connects the inlet port P to the one port of each metering pump section and also connects the other port of each metering pump section to the cylinder The amount that the spool shifts off center depends on how fast the steering wheel is turned and how much effort 1s required to turn the wheel Fig 8 4 Left turn position 8 5 4 Manual steering When there 15 no piston pump supply pressure the flow selector is moved to the left by its spring This connects together the inlet and outlet ports of the lower gyrotor pump and disconnects this pump from the system When the steering is operated manually only the upper gyrotor pump section is used to direct flow to the steering cylinder This reduces operator effort to an acceptable level however the number of turns from lock to lock 1 increased Ro c q S ES I F mE ur Fig 8 5 Manual steering 8 6 SECTION 4 lt Reassembly 1 Major component of steering valve orbitrol Fig 8 6 1 Co
3. 6 10 3 1 Disassembly 6 11 3 2 Inspection 6 12 3 3 Reassembl y 6 13 SECTION 4 TROUBLE SHOOTING 6 15 Chapter 6 Front axle 4WD 1 GENERAL DESCRIPTION The 4WD front axle is a center pivot type The front wheel drive mechanism is incorporated as a part of the axle The front wheel drive power is taken off the rear transmission and transmitted to the differential in the front axle where the power is divided into right and left and to the respective final cases In the final cases the transmitted revolution 1 reduced by the bevel gears to drive the front wheel The 4WD mechanism with bevel gears provides wider steering angle and greater durability Lee A H XM m tH 6 1 SECTION 2 SPECIFICATIONS Wheel alignment Front axle SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBL Y I CENTER PIVOT I Housing front axle 2 cap 3 Plug 4 connector 5 Hose 820 6 Clamp worm 14 5 8 Metal pivot R 9 Bush 75X80X30 Fig 6 3 10 Bolt M16X40 11 Washer spring M16 12 O ring P 13 0 ring 14 Spacer 16 Metal pivot F 17 Bush S50X55X20 18 Spacer F 6 3 19 O ring G 55 20 Bolt 21 Nut 22 Seal washer 23 Bolt M12X4
4. 9 4 3 Flow control valve Slow return check valve 9 6 4 Safety valve main relief valve 9 8 5 Gear pump 9 9 6 Filter 9 14 SECTION 4 REMOTE HYDRAULIC CONTROL 9 15 1 Remote hydraulic control valve optional 9 15 SECTION 5 HYDRAULIC SYSTEM 9 16 1 Hydraulic cylinder 9 16 2 Linkage Internal 9 18 3 Linkage External 9 19 4 main control valve 9 20 4 1 General description 9 20 4 2 5 015 9 20 4 3 ConstructiOn 9 20 4 4 Operation 9 23 SECTION 5 SERVICE INSTRUCTION 9 27 SECTION 6 TROUBLESHOOTING 9 29 Chapter 9 Hydraulic system SECTION 1 GENERAL DESCRIPTION The hydraulic system is composed of a gear pump v
5. 5 27 Chapter 5 Transmission SECTION 1 GENERAL DESCRIPTION 1 WHEEL DRIVE SYSTEM The wheel driving system is composed of the following major components Reverse change gears Front transmission Linear shift mechanism Main Change gears Space transmission Sub change gears speed range Front drive change gears Transmission Ring gear Differentials Dif lock Rear transmission Fig 5 1 Wheel drive system 1 The standard transmission produces 12 speeds forward and reverse F1 and R1 by reverse change gears 4 speeds by main change gears 3 speed by sub change gears 2 Synchromesh transmission has 3rd and 4th speed stages of the main change gears synchronized Therefore between these stages gear shifting while traveling is possible synchromesh version Note Ist and 2nd speed stages of main change must be surely stopped traveling 2 PTO DRIVE SYSTEM 1 The PTO drive system is composed of the independent PTO clutch and the PTO change gears 2 The PTO change gears are housed behind the ring gear which produce 1 PTO speed 5 I 3 POWER TRAIN DIAGRAMS Refer to page 5 49 and 50 at the end of this chapter 4 CONSTRUCTION AND FUNCTION OF THE SYNCHROMESH MECHANISM D Shifter D E 5 2 Hub Fa Fo Block pin Synchro ring 9 Synchro cup 6 Thrust piece spring spline of hub 2 spline of synchro cup 2 constant mesh gear spline of
6. 4 6 3 Final adjustment of the clutch pedal 4 7 SECTION 4 5 4 8 Chapter 4 clutch system GENERAL DESCRIPTION The clutch 1 a device to engage and disengage the power of the engine The construction of the clutch 1 as shown in the figure It is composed of the flywheel which holds the clutch disc the pressure plate diaphragm springs the clutch cover and input gear The plate 15 held against the flywheel by the pressure springs and pushes the clutch disc against the flywheel The clutch disc which is sandwiched between the pressure plate and the flywheel is mounted on the splined part of the input gear It can move in an axial direction but is locked in the rotational direction It transmits engine power to the transmission by means of friction Twelve coil spring are installed between the clutch cover and the pressure plate along the circumference which are the pressure springs To disengage the engine power the force of the diaphragm spring acting on the pressure plate must be eliminated For this purpose the release lever is installed By depressing the clutch pedal the release lever pushes off the pressure plate from the clutch disc thus providing clearance between the friction surfaces of the flywheel the clutch disc and the pressure plate Thus the engine is disengaged 3541 0 i 1 1 Fig A 1 Main clu
7. 2 5 2 Separation of the engine and front axle bracket __ 2 6 3 Separation of the engine and front transmission 2 7 4 Separation of the front transmission and Spacer transmission 2 10 5 Separation of the Spacer transmission and rear trans mission 2 14 6 Separation of the rear transmission and rear axle housing 2 17 7 Separation of the rear transmission and Cylinder case 2 18 Chapter 2 Disassembly and reassembly of major components SECTION 1 GENERAL PRECAUTIONS FOR SEPARATION AND REINSTALLATION I BEFORE OPERATION 1 Always be safety conscious in selecting clothes to wear and suitable tools to use 2 Before disassembly be sure that you familiarize yourself with the assembled condition for subsequence in reassembly 3 Keep parts and tools in proper order during operations 4 When servicing electrically charged parts be sure to disconnect the negative battery terminal 5 To prevent oil or water leaks use the liquid gasket as required 6 When lifting up only the front or rear part of the tractor be sure to wedge the grounded wheels 8 When the tractor 15 jacked up be sure to support the entire tractor with something like a stand Lifting it up with a jack only is dangerously unstable procedure 9 When replacing parts use authorized genuine TYM parts only T YM assume
8. oil Chevron Chevron 1000THF ESSO Torque Fluid 56 MOBIL Mobil fluid 423 SHELL Donax TD CASTROL CASTROL AGRI MULTITRANS TOTAL Transmission MP SECTION 3 MAJOR COMPONENT OF THE HYDRAULIC SYSTEM 1 HYDRAULIC SYSTEM 2 0 ring PG6 3 Ring back up 4 Piston 7 Rod 8 Pin spring 9 Iron wire 10 Cylinder head 11 O ring 12 Bolt 13 Washer spring 14 Lift crank 15 Plug 16 Bolt 17 Flow con valve 18 Dust seal 19 O ring P 20 O ring P 21 Knob 22 screw 23 Washer spring 24 Nut 25 Shaft Slow return 26 Plug M22 27 O ring P 30 O0 ring P 31 0 ring P 32 Main control valve 35 Oil pipe 9 3 2 FLOW DIVIDER GENERAL DESCRIPTION This valve 15 installed to bypass working fluid of a specified pressure from the main circuit into the PTO circuit through a fixed orifice It includes a changeover valve for engaging and disengage the PTO clutch by means of a solenoid and a sequential valve for PTO circuit s over the main circuit 1 Flow divider 2 Transmission case 3 Relief Valve 4 Pressure control valve Fig 9 3 1 Solenoid This solenoid is switched on or off by operating the PTO switch With this lever operation the solenoid shifts the changeover valve to the left or the right to bypass or block the flow to port B 2 PTO changeover valve This valve is composed of the spool and spring When the solenoid is switched on the spool is moved to the left by overcoming the spring force and allows the fluid from the pump
9. 3 9 5 Element installation 3 10 Chapter 3 Engine accessories SECTION 1 RADIATOR 1 General description The pressure cooling system includes mainly the radiator water pump multi blade fan and the thermostat During the warm up period the thermostat remains closed and coolant is directed through by pass to the suction side of the water pump Coolant then circulates through the cylinder block and water pump only to provide a uniform and fast warm up period Once the engine has reached operating temperature the thermostat opens and coolant is pumped from the bottom of the radiator via the lower hose into the cylinder block Here it circulates through the block and around the cylinders FIG 3 1 From the cylinder block coolant is directed through the cylinder head and into the thermostat housing With the thermostat open coolant passes through the housing and upper radiator hose into the top of the radiator where it is circulated to dissipate heat Thermostat Cylinder head aM Water pump A PoJLL Cylinder body q Coolant flow when engine is hot Coolant fow when engine is cold FIG 3 2 3 2 Radiator The radiator consists of radiator cores a tank to Flow coolant side plates to install the radiator and a fan guide Fin tube type cores are used and the cores and tank 15 made of anti corrosive copper and Copper a
10. H E sd Fig 5 50 1 Gear spur 12 2 Gear spur 14 3 Snap ring shaft 4 Ball bearing 6205 5 Ball bearing 6305 Note When pushing the R B B s 6305 6205 into the gear spur 12 be careful only to push their inner races The snap ring C should be securely seated in the groove and the press processed side turned towards the outer side Be sure not to mix different pairs of the gear spur 14 Every time a gear is installed its smooth rotation should be checked a REAR PTO shaft Shaft 2 Snap ring Fig 5 51 Note The snap ring C should be securely seated the groove and the press processed side turned towards the outer side b REAR PTO shift stay 1 Stay shift 2 0 ring Fig 5 52 Note When installing the O ring to rear transmission case take care not to damage it or allow to fall 5 38 7 Drive pinion Sub assembly Fig 5 53 1 Metal pinion 2 Taperroller bearing 3 pinion drive 10 4 Taper roller bearing 5 Gear spur 23T 6 Nut M30X1 5 7 Washer 28X46X03 8 Needle bearing 9 spur 40T 10 Hub 28X51X59 11 Snapring shaft 12 Gear spur 33T 13 gear helical 22T 14 needle bearing 15 Washer 20X34X03 16 Ball bearing 17 Washer 20X30X1 8 18 Snap ring shaft Note a Apply oil to the drive pinion and related parts ahead of time Then install them and tighten the assembly to the specified torque b Be sure that the starting torque of the drive pinio
11. front Diff 6 Pinion Diff 12 7 Thrust collar 8 Gear diff side 20 9 Washer thrust 10 Pin spring I Shaft diff pinion I2 Pin spring 13 Bearing Ball 6212 14 Snap ring 15 Snap ring hole 16 Shim A 7 Shim B 18 Bearing taper roller 19 collar 20 Nut M30 21 Bearing ball 6211 22 Shim 6 6 2 1 DISASSEMBLY 1 As concerns operation prior to removal of the front axle refer to the paragraph covering disassembly of the center pivot 2 Remove both wheels 3 Remove the drain plug from the final case and drain oil from the final case 4 remove both final case assembly A and B from the front axle Fig 6 11 Oil seal Fig 6 11 5 Remove the oil seal assuring parallelism of the ring gear and bearing Note The number of shims 1 installed and the the shimming thickness should be noted for later reference 6 Remove the bearings from the Axle housing And the ring gear and then the ring gear can be separated from the Axle housing 7 Remove the straight pin 4 which retains the axle housing Note Discard the removed straight pin and oil seal and install a new pin and Oil seal when reassembled because this pin and oil seal is apt to be damaged when removed 8 Remove the snap ring and the bevel pinion can then be removed together with the TRB s Fig 6 11 9 When separating the TRB s from the bevel pinion release the calking of the lock nut and remove the bearings Lock Nut LM
12. ing point Cal Fig 6 13 Note The lock nut should be calked at a point completely apart from the threads may damage the threads of the bevel pinion 2 2 INSPECTION 1 visually check the bearing surfaces of the bevel pinion and ring gear teeth Note The bevel pinion and the ring gear should be replaced as a pair 2 seriously worn or damaged parts should be replaced 6 7 2 3 REASSEMBLY Reassembly the parts in reverse order of disassembly following these instructions Each friction surface should be coated with grease in advance 2 The bevel pinion and the ring gear make a distinct pair after a mesh adjustment performed at the factory Consequently when reassembling the pair be sure to pair parts with a same reference number Tighten the lock nut to the specified starting torque of the single unit of the bevel pinion Fig 6 14 Note As a general rule a disassembled lock nut should be replaced and a new one should be installed However when there is no alternative but to reuse the disassembled lock nut assure that it can lock securely Note Measure the starting torque a manner as shown in the figure 6 14 Specified starting torque 6 7 Kgf cm 0 43 0 51 ft Ibs When any of the bevel pinion ring gear TRB collar etc has been replaced inspect the bevel pinion assembly for thrust play in the front axle housing Specified thrust play 0 1 0 3 mm in 0 004 0 011 in Not
13. 1 Excessive fluid volume 2 Excessive pressure 3 Dust 3 High pressure ratio of T port tank port 1 Tank port hall is small 2 Tank port pipe is linked to other lines Counter measures Replace column spline Check column assembly face and spline length MAX 6 5 Replenish oil or Exchange Exchange pump Replenish oil Adjust relief pressure Adjust fluid level properly Wash clean or replace Wash and replenish oil Adjust backlash Loosen the bolt and fix again with center Replace column or repair Adjust fluid level properly Adjust pressure Wash Pressure ratio 20 bar Wash and clean pipe line Separate unit pipe line and reinstall Problems and probable causes 3 Free play of steering wheel 1 Too low elastic of centering spring Remove P port pipe line and check left and right turning 1 Damaged spring or poor elastic 2 Depressed control set 1 Excessive fluid and pressure 2 Depressed by foreign material 3 Depressed from external when assemble with column 4 Steering wheel resistance with turning 1 Worn of spline gear column 2 Depressed control set 3 Air trapped in cylinder and pipe line 4 Excessive backlash column 5 Poor turning of column or wear of bearing Counter measures Replace spring Adjust fluid level and pressure properly Wash Check column and adjust Replace column Wash and Adjust fluid level and pre
14. 1 Passage 1 2 Passage 2 Li 3 Pressure reducing valve E 4 Changeover valve 5 PTO clutch 6 To control valve Fig 9 5 PTO solenoid switch OFF position 1 Pressure reducing valve This valve is composed of the spool spring and piston and bleeds off the surplus fluid from the pump into the tank by actuating the spool when the fluid pressure exceeds the regulated pressure at port B 2 Fixed orifice This orifice controls the fluid flow at B in accordance with the pressure differential between the secondary pressure of the pressure reducing valve and the PTO clutch actuating pressure 3 FLOW CONTROL VALVE SLOW RETURN CHECK VALVE 3 1 GENERAL DESCRIPTION This valve regulates the lowering speed of the lift by controlling the unloading flow from the lift cylinder to the tank D Dust seal 2 Snap ring 3 Collar Body 5 0 ring Adjust screw Back up ring 0 ring 9 Stop ring Poppet Spring O ring Fig 9 6 Slow return check valve Diagram Slow return check Valve 3 2 OPERATIONS 1 DOWN position The fluid from port B pushes up stop ring 9 of poppet 10 until the ring comes into contact with adjust screw 6 as it reaches chamber R Consequently the extent choke C is opened is determined by the positioning of adjust screw 6 that is when adjust screw 6 is screwed in clockwise the opening of chock C decreases and the lowering speed of the lift arm slows do
15. 115206 11629 118051 119473 120896 122318 1237 40 125162 126585 80 90 128007 129429 130852 132274 1336 96 135119 1365 41 137963 1393 85 140808 _ 90 1550 31 Kilograms per square centimeters to Kilo pascal 568 92 58314 597 37 615 62581 640 04 65426 66848 68270 6608 2 0 8 9 Kpa ka Kpa Kp ka oof 981 191 2942 393 4904 5884 6865 7846 8806 0 0 3824 7 4020 9 4805 4 o 49035 50016 50996 6080 3 80 7356 79437 804 7 81398 8379 83360 84340 85321 86302 87282 90 8863 8924 4 924 91205 92186 93167 9147 Kilo pascal to kilogram per square centimeters 000 Kp o 10 20 30 40 so oo 70 80 Ka _ Kg cm Kg cm Kg cm Kg cm Kg cm Kg cm Ko cm Kyrene Kg cm 100 209 4079 509 6118 7138 917 0 30 50 70 0 000 3000 30 591 31611 32 630 3360 34670 356901 36709 37 729 38749 39 768 300 81576 825 83615 84635 856551 56675 87694 88714 89734 90753 8000 97 891 98911 99 931 100950 _ 9000 10000 101 970 102 990 104009 105 079 106 049 107 069 108 088 40 788 41808 808 87 43847 847 44 867 867 45887 887 46 906 47 926 926 48946 49965 965 4000 50 985 52005 53024 540441 550641 56084 57103 58123 59143 60162 5000 61 182 62 202 6
16. 2 Install both pivot metals supports FIG 2 6 Front axle Note Apply grease to the bushing and fill the oil seal with grease ahead of time Install the oil seal carefully not to allow its lips to turn over 3 install both of the right and left tie rod I SEPARATION OF THE ENGINE AND THE FRONT AXLE BRACKET Parts which can be inspected during This operation Air cleaner Radiator Power steering system Engine front part 1 Removal 1 Hold or support the engine with a crane or stands 2 Hold or support the front bracket or the axle bracket in a manner that the part other than the engine can be removed if required 3 Remove the side covers RH and LH and engine hood 5 Open the front grille 6 Detach the head light wiring 7 Remove the other wiring Remove the inlet pipe from the air cleaner 9 Remove the air cleaner Note Here the air cleaner can be moved as an assembly 10 Remove the upper hose lower hose and drain hose from the radiator Note The radiator should be drained of the coolant ahead of time 11 Remove the fuel filter FIG 2 7 Wiring harness 4 Disconnect the positive and negative battery cables FIG 2 8 Battery Fig 2 9 Fuel filter 12 Remove the radiator from the axle bracket Fig 2 10 Radiator 13 Remove the battery and battery bracket 14 Remove the two hoses for the power steering system 15 Remove the mounting bolts of the right han
17. 3 4 5 6 bs is is is is ibs is is is of oo 225 44091 664 8818 11 023 13228 15432 17637 1984 _ 0 20 44092 46297 48501 50706 52910 55115 57320 59 524 61 729 __63 933 20 3 _ 66 138 68343 70547 72752 74956 77161 79366 81570 83775 85979 3 40 88 184 90 389 92593 94798 97002 99 207 101 412 103616 105 821 108025 40 60 132 276 134 481 136 685 138 890 141 094 143 299 145 504 147 708 149 913 152 117 _ 60 70 154 322 156 527 158 731 160 936 80 176 368 178573 180 777 182 982 185 186 187 391 189 596 191 800 194 005 196 209 80 90 198 414 _200 619 202 823 205 028 207 232 209 437 211 642 213 846 216 051 218 255 90 Kr of 9807 19614 29 421 39228 49 035 58 842 68649 78456 88263 0 274 596 392 280 402 087 411 894 421 701 431 508 441 315 451 122 460 929 _ 470 736 480 543 40 60 588 420 598227 608 034 617 841 627 648 637 455 647 262 657 069 666 876 676 683 60 784 560 863 016 90 882 630 892 437 902 244 912 051 921 858 931 665 941 472 951 279 961 086 970 893 90 fs Kg aus 4oe smal eus 7a anal 0 10 10197 11217 12236 13256 142 152 16315 17335 18355 1937 10 20 20 394 21414 22433
18. Inspect bearings such as ball bearings and needle bearings for abnormalities in rotation such as irregularity hitching etc by turning them with pressure applied by hand Replace defective ones Serious worn or damaged parts should also be replaced 5 20 3 3 REASSEMBLY Reassemble the parts reverse order of disassembly following these instructions Note Each part should be washed clean before reassembly Apply multi purpose quality grease to needle bearings advance Each bolt and nuts should be tightened to the respective specified torque in accordance with the tightening torque table Every time a gear installed its smooth rotation should be checked Every snap ring should be seated securely in its groove As each synchromesh assembly maintains a specified width be sure not to mix different pairs of the synchro hub comp and the synchro cup Remember to install the snap rings 1 Installation of main change gears Shifters Main change Gear subassembly Fig 5 32 5 21 a While holding the gear in the position shown in the drawing install the assembly of the main change gears and related parts in position by tapping it slightly on the front of a plastic hammer and then the gears by tapping it on the rear b Sub assemble the shifter stay spring and steel ball Fig 5 33 and install the sub assembly on the spacer transmission case Fig 5 34 c Align the holding parts in the reverse shift metal with RBB
19. The Roll Over Protective Structure ROPS has been certified to industry and or government standards Any damage or alternation to the ROPS mounting hard ware or seat belt voids the certification and will reduce or eliminate protection for the operator in the event of a roll over The ROPS mounting hardware and seat belt should be checked after the first 100 hours of Tractor and every 500 hours thereafter for any evidence of damage wear or cracks In the event of damage or alteration the ROPS must be replaced prior to further operation of the Tractor The seat belt must be worn during machine operation when the machine is equipped with a certified ROPS Failure to do so will reduce or eliminate protection for the operator in the event of a roll over PRECAUTION TO AVOID TIPPING Do not drive where the Tractor could slip or tip Stay alert for holes and rocks in the terrain and other hidden hazards Slow down before you make a sharp turn Driving forward out of a ditch or mired condition could cause Tractor to tip over backward Back out of these situations if possible PARK TRACTOR SAFELY Before working on the Tractor Lower all equipment to the ground Stop the engine and remove the key KEEP RIDERS OFF TRACTOR Do not allow riders on the Tractor Riders on Tractor are subject to injury such as being stuck by foreign objects and being thrown off of the Tractor 1 7 HANDLE FUEL SAFELY AVOID FIRES Handle fuel with
20. 0 1 Shim B 0 2 Available shims on dif case Shim A 0 1 Shim B 0 2 2 DIFFERENTIAL Backlash between dif pinion and dif side gear Pinion thrust collar or gear 11 4 Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 4 FRONT AXLE CHAPTER 6 1 Front drive axle 4WD Tire inflation Front 2 2 Rear 1 8 f Wheel alignment D Toe in 2 6 2 Camber 3 9 19 Caster 3 1 Rocking angle 5 1 Steering angle 52 1 Front Fshafdia fo 0 50 49 9 wear limit 0 1 50 x 55 x 20 50 05535 wear limit 0 2 Rear Fshafdia fo 0 75 74 9 wear limit 0 1 75 80 30 0751 07520 wear limit 02 0 pivot Thrust play 0 0 2 Adjust with adjusting bolt DIFFE Pinion 05 0 06 RENT gear 5 Starting 6 7 torque Drive pinion ring 0 1 0 2 shim 0 1 0 2 gear backlash 11 5 Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 5 REAR AXLE CHAPTER 7 1 DISK BRAKE FRICTION 3 4 0 1 PLATE THICKNESS WEAR AND CARBONIZER 2 SEPARATE PLATE Thickness 2 5 0 09 2 wear and damage 3 BRAKE ROD TURN BUCKLE Pedal play at the 30 40 top 6 POWER STEERING SYSTEM CHAPTER 1 GEAR PUMP Capacity 6 9 rev
21. 22 5 min Theoretical value revolution N 2500 rpm 150 Oil temperature 50 5 Direction of CCW at 500 3500 rpm revolution 7 HYDRAULIC SYSTEM CHAPTER 9 1 PISTON AND CYLINDER Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 2 Dynamic lift T290 T300 28 10 3 Cylinder case bush Left side 55 X60 x50 55 55 2 Wear limit 0 2 Right side 60 X65 x50 2 60 60 2 Wear limit 0 2 4 Flow divider Capacity of PTO 5 0 6 0 l min Pressure 1 f clutch port Setting pressure of 18 f over Capacity 0 9 min PTO clutch port 5 Flow divider assembly DC 12 V 2 1 Solenoid Rated voltage Rated current 2 times sec Clearance between change over valve and casing MEN 0 025 Switch over frequency limit Free length of change over valve spring 15 5 15 0 Clearance between sequential valve spool and casing 0 021 Free length of pressure reducing valve spring 30 0 LI 29 0 22 0 21 5 0 Sequence valve spring free length Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 6 SLOW RETURN CHECK VALVE Flow control valve Maximum pressure 280 f Gear oil SAE 80 90 Cylinder port leaks 1 min at a pressure of 90 f at a temperature of 50 ESC 7 MAIN CONTROL VALVE Cyl
22. 3 FILLING DIAGRAM AND CAPACITY TABLE 1 24 4 MAINTENANCE CHART 1 25 Chapter I Introduction NN This tractor service manual is for qualified service personnel engaged in servicing and overhauling 2810 T290 T300 T330 tractor Use of this publication is not recommended for field operators since they usually do not have access to special tools and shop equipment essential for most servicing Servicing procedures outlined herein contain sufficient information to return all component parts of a tractor to new condition In discussion of each component parts it is assumed that a complete overhaul is been performed consequently complete disassembly and reassembly are outlined The mechanic is relied upon to decide how far disassembly must be carried when complete overhaul is not required Study unfamiliar service procedures thoroughly and clearly understood before attempting disassembly Specific data essential for proper overhaul such as running clearances and torque values have been provided in interline of Inspection and reassembly procedures of each group section This manual was compiled from latest information available at time of publication Manufacturer reserves the right to make changes at any time without notice Whenever the terms left and right are used They means as viewed by the operator when seated in the operator s seat 1 1 SAFETY INSTRUCTION ALWAYS PRACTI
23. 99 6 1 Maintain sufficient distance between the air gun and the element 2 When accumulated dust 1 oily Use a solution of TC 101 element detergent or the quality household neutral detergent Leave the element in the solution for approximately 30 minutes and then wash it by dipping it in and out of the solution 3 0 After soaking rise it in fresh water Let it in a shaded and well ventilated place Forced drying by heat or compressed air is prohibited Note Water applied to rinse the element should not have a pressure of more than 2 8kgf 39 8psi An element which has been washed 5 times must be replaced with a new one 5 ELEMENT INSTALLATION Install the element in the reverse order of disassembly but follow these instructions 1 Each tightening bolt must be secured and care must be taken not to miss the packing and washers 2 Before installing the element clean the rubber packing on the top of the element Note The wing bolt retaining the element should be tightened sufficiently so that it will not become loose during operation 3 10 4 Clutch system SECTION 1 GENERAL DESCRIPTION 4 1 SECTION 2 SPECIFICATIONS 4 2 SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY 4 3 1 Main clutch 4 3 2 Clutch shaft and related parts
24. FIG 2 32 Floor B Division of the chassis 1 Drain the transmission of oil 2 Remove the front wheel drive shaft 2 12 5 Remove the suction and delivery pipes 6 Remove the delivery pipe for the PTO clutch 7 Remove the reverse shift metal support FIG 2 37 Transmission 2 36 Reverse shift metal c 45 5 Install the front wheel drive shaft 6 Position the floor taking care not to allow 8 Hold the clutch housing and space wiring or other parts to be pinched under it transmission case with a crane or jack 7 With the floor lifted up a little install the fuel 9 Remove the bolts which tighten the front hose and fuel gauge coupler on the fuel sub transmission and spacer transmission cases tank and connect the linear shift control cable 10 Move the rear part of the tractor rearwards 8 Fix the floor at the four rubber mounts by turning the rear wheels by hand and 9 Install all levers knobs and Rods then the spacer and rear transmission assembly 10 Connect the power steering wheels will be separated from the front transmission 11 Connect the accelerator wires 12 Install wiring d 13 Connect the negative battery cable When moving the rear part of the tractor tie RH and CH be careful not to allow the garage jack to shift Sue UM ud 15 Fill the transmission case with oil from the spacer transmission case T290 T300T330 2810NEW 32 Remarks The rear transmission and sp
25. Refer to section 3 Decrease load Replace As it will cause oil leaks or internal wear replace with gear oil of SAE80 Readjust Cracking refer to the specifications Inspect cylinder and valves Replace damaged seals and repair Check each part systematically Disassemble and wash spool clean If it is damaged seriously replace it as an assembly If damage is minor correct surface with oil stone and finish by lapping Even when spool is shifted to up position lift does not rise Stuck compensator plunger unloading valve 1 Clogged orifices or slanted orifices pilot passage 3 Stuck poppet unloading valve 2 Bitten or stuck check valve plunger 14 Broken slow return check valve Stuck poppet Lap after repairing flaws with oil stone Clean them with compressed air or a sharp point Correct minor flaws with oil stone Lap after repairing flaws with oil stone Lap after disassembling cleaning and repairing flaws with oil stone 9 29 Problems 2 Too low rising speed of lift 3 Lift lowers even when adjust knob is closed fully with adjust Handle While engine 1 stopped 4 Lift does not lower 5 Too slow lift lowering speed 6 When hydraulic control lever 1s raised relief valve beeps 7 Fluid overheating Causes 1 Above causes can also be possible 2 Too small a spool stroke in control valve 3 Broken compensator spring unloading valve 1 in contro
26. in both forward and reverse Standard Bevel gears with diff Lock Wet Disk Hydrostatic Power 1 17 Multiple wet disk 44 PEEL E Traveling speeds Km h Mile h Speed Range shift Main shift T290 T300 T330 28 10NEW Forward Reverse Reverse 0 73 0 70 PTO shaft Speed PTO rpm Engine rpm Shaft Diameter Spline teeth 1 3 8 6 spline SECTION 3 GEAR TRAIN DIAGRAMS Front wheel right side Front axle HLI9T HL19T 14 E m om um E A EE LI TIRE 11 2 74 Bear wheellLeft side FTO 2 SPEED uid KEM 1001 RPM FIG 1 3 GEAR TRAIN DIAGRAM 1 20 SECTION 4 PRECAUTION FOR TRACTOR OPERATION I INSTRUMENTS 90 key switch 2 temperature gauge tachometer Hour meter Fuel gauge Light switch indicators and horn hazard warning light switch PTO Mode switch Note pressure warning light and charge light on the monitor array will light when the main switch 1 turned from OFF to ON lights on the panel go out automatically when the engine 1 started and its speed 1s increased to a specific level Do not panic if some lights on the monitor light array do not go out while the engine is at idle speed just after its starting They will go out automatically when the engine speed reaches as a specific level 1 21 MONITOR LIGHT ARRAY DO 90 6 OS 9 High Beam Lamp Low Beam L
27. snap ring installed side b Apply adhesive to the threads of the bolts M8 X20 which tighten the bearing retaining plate seals should be installed in their correct direction As oil seal is a special eccentric seal be careful not interchange these seals d Before installing sleeve metal support 1 on input metal support 6 apply grease to the O ring to prevent its damage 4 installation of PTO shaft D Pay attention to the direction of installation and check to see all the parts turns smoothly 2 When pushing the RBB s 6205 6005 into the gear be careful only to push their outer races When installing the PTO clutch assembly Apply a thin coat of grease to the seal rings and install it taking care not to damage these rings 9 When installing seal rings apply fresh oil ahead of time and install them carefully so as not to damage them PTO brake disc should be assembled to the groove of front transmission case 6005 Hall Hearing 6205 Ball Bearing 6204 Ball Bearingx EE 6305 Ball Bearing NR 4 Clutch shaft BE BL T A p 5 ASTE Collar 26X35X03 117 6 Gear helical 29 sealing PTO Brake Fig 5 15 1 When pushing the RBB s 6205 in to the gear be careful only to push their inner races 2 Pay attention to the direction of installation and check to see all the parts turns smoothly 5 11 2 PTO CLUTCH
28. 0944 2263752 _ 80 262 4640 265 7448 269 0256 272 3064 275 5872 278 8680 282 1488 285 4296 _288 7104 2919912 90 295 2720 298 5528 3018336 305 1144 308 3952 311 6760 3149568 31823796 3215184 3247992 Mile to kilometers mis 0 1 2 3 4 5 6 7 8 Km Km km km km km Km km km km 5000 160 3218 487 6 436 8045 964 11263 1287 14481 40 64 360 65969 67 578 69187 70796 72 405 74014 75623 7722 7881 40 60 96540 98149 99758 101367 102976 104585 106 194 107 803 109412 1101 80 128 720 130329 131938 133 547 135156 136765 138 374 1390983 14152 143201 90 144810 146419 148 028 149 637 151246 152855 154 464 156073 157682 159291 kilometers to Miles 0o 1 2 3 4 5 6 7 8 9 Mies Miles Miles Miles Miles Miles Miles Miles Miles Miles 0 00 061 122 1863 248 315 376 4347 498 559 67 689 43 470 44 712 45 333 45 954 46 575 47 196 47 817 48 438 49 059 50 301 50 922 51 543 52 164 52 785 54 027 55 269 55 890 __40 60 37 260 3781 3852 39123 40 365 42 228 289 6 70 80 90 680 890 58 995 59 616 60 858 63 342 _ 63 963 65 205 65 826 66 447 67 068 6769 11 14 0 a1 2 32 310 96 930 161 550 226 170 290 790 2 355 410 420 030 484 650 549 270 613 890 678 510 12 5 240 860
29. 225 Charge until all cells are at least 1 225 Specific gravity 1 225 or above Turn on head lamps or 15 A load for 15seconds Proceed to step 3 Proceed to step 3 10 3 Step 3 1 Connect voltmeter and ampere load equal to 2 the cold cranking amperes 18 C rating of the battery for 15 seconds 2 Observe voltage at 15 seconds with load on Disconnect load 3 Place thermometer in one cell to take temperature of electrolyte 4 Refer to voltage table Voltage below table value Voltage equal to or above table value return to service Voltage table Estimated electrolyte temperature Minimum required voltage under 15 sec load Use gt these values for 6 V batteries 70 F 21 and above 60 F 16 50 F 10 40 F 490 30 F 190 20 F 47 10 F 12 96 18 10 4 SECTION 4 METERS AND SWITCHES METERS 1 1 Removal a Disconnect the cable from the negative post b Remove the philips screw which hold the meter panel and lift up the panel assembly a little Fig 10 3 Meter panel c Then the meter panel can be detached by removing the wire harness couplings Fig 10 4 Wire harness 1 2 Tacho hour meter and sensor a Construction An electric tachometer 15 employed along with a Tachosensor The tach hour meter converts engine revolutions to electric signals which 15 sent to the tachometer The tachometer displays the engine revolutions visually The tach
30. 23453 24473 25493 26 512 27 532 28552 29571 20 38 749 40 40 788 41 808 42 827 43 847 44867 45 887 46 906 47926 48946 49965 40 e 61 182 6222 6321 64 241 65261 66 281 67 300 68320 69 3401 70359 _ 60 amp 81576 825 83 615 84 635 85 655 86675 87 694 88 714 89734 90 753 80 90 91773 92793 93 812 94832 95852 96 872 97 891 98 911 99931 100950 90 11 17 Pressure Pounds per square inches to Kilograms per square centimeters 000 binges o ai 2 3 4 5 6 7 8 Kg cm Kg cm Kg cm Kg cm Kg cm Kg cm o 0 40 28124 2 887 29530 3 0233 3 0936 3160 3233 396 3 3749 3 4452 _ 40 ___6 42186 42809 43592 442 5 44998 45702 46405 47108 4781 454 6 2576 80 9 100 5 4842 5 5545 8 5648 5651 57654 58357 5900 5 9764 6067 6 1170 61873 6256 90 6979 639821 6 4685 65 8 6691 6675 67498 6 8201 6 8904 69607 100 o Kilograms per square centimeters to Pounds per square inches 0 2 o i 2 3 4 5 6 7 8 9 ib inz psi Ib in2 psi Ib in2tpsi Ib in2 psi Ib in2 psi Ib inztpsi Ib inztpsi Ib in2tpsi Ib in2tpsi b inztps 500 2 2845 4267 5689 7112 8534 9956 11378 1801 3 5 ___6 338 86760 88183 89605 9027 92450 93872 95294 716 98139 1066 73 1137 84
31. 25 Housing casing 3 Bushing With clean working fluid surfaces are rarely scratched and should be smooth 2 If there are many scratches on the bore walls or on parts which are in contact with the gears which can be readily felt or when the latter parts are darkened the gear pump set should be replaced miet Gear side Fig 9 26 Bushing Problem and causes are as below a contaminated fluid b overload by relief valve damage c cavitation or airation d overheat of fluid e Low density of fluid Some evidence of contact can be found around the intake port of a bushing once used The normal contact tracing 1 less than half the length of the bushing bore and less than 0 03mm 0 0012 1n in width If width is more than 0 03 mm 0 0012 in Replace the bushing Less than 0 03mm 0 0012in width Fig 9 27 Bushing 4 GEAR With clean working fluid surfaces are rarely scratched and should be smooth 2 If roughness can be felt by a finger nail they are darkened or the shaft diameter 1s less than 0 03 mm replace the shaft 3 Usable shaft diameter is as below Shaft diameter less than 0 03 Fig 9 28 gear shaft 5 Oil seal The oil seal prevents oil leaks by its inner seal lip and dust from invading by its outer dust lip Therefore if an oil seal has damaged or deformed lips it should be replaced 6 MEASUREMENT OF THE PUMP The best way to measure for the pump 1 to use a special tester
32. 31 2 PTO shaft and related parts a Pushing the PTO counter gear end into the bearing until the stop on the gear 1s securely seated against the bearing The seal should be coated with an adhesive THREE BOND TB1215 on the circumference before installing b Install the oil seal on the PTO shaft paying attention to its installed direction c After installation the slide coupling should smoothly slide and mesh with the designated gears O ring Apply grease i Apply adhesive Fig 5 38 PTO 1 speed 5 32 5 SHIFTERS AND RELATED PARTS 5 1 CONSTRUCTION 1 Forward and reverse control linkage mechanism Linear speed shifter synchromesh transmission version I Metal shifter reverse 2 Bolt S 3 Nut 4 Washer spring 5 Washer plain 6 Stay shifter reverse 7 Reamer bolt 8 Washer spring 9 Washer plain 10 Fork shift shuttle 11 Shifter spring 12 Steel ball 13 Arm reverse 14 Split pin 15 Oil seal 16 Washer 17 Lever Bar 14 18 Snap ring 19 Washer 15X24 X2 20 Grip 21 Pin spring 22 Cable 23 Pin 24 Washer plain 25 pin split 26 Bolt S 27 Plate 28 Bolt SP 5 33 Apply oil Engine 2 Main change mechanism Main speed shift Synchromesh transmission version Apply heat proof grease Fig 5 40 1 1 2 speed 2 Fork Main shift Synchro 3 Bolt 4 Pin A 5 Bolt 6 Washer 7 Metal Main shift 8 Shift Arm 9 Rod 10 Coupling 40 11 Set bolt 12 Main shift bracket 13 Rod
33. 5 m 68 5 80 646 200 _6_ 7 9 30 80 0 1 Square centimeters to Square inches 5 n2 0155 0 775 170 2 325 3 875 5 425 6 975 8 525 10 075 11 625 13 175 14 725 16 275 HE UE in2 0 1 A485 490 515 520 8 0 155 1 705 0 400 100 0 930 E 1 15 1 6 7 Cubic inches to Cubic Centimeters qp o quw m 0 000 491 61 655 480 5 ma cc 81 935 245 805 409 675 573 545 737 415 901 285 1065 155 1229 025 1392 895 556 765 1720 635 C 1147 090 1310 960 100 1638700 1655087 1671474 1687 861 1704248 Lx oq gt a 753802 77019 _ 786 576 802963 _ 40 108 542 1097929 1114316 1130708 _ 60 1409282 1425 660 1442056 145843 _ 80 1573152 1589 539 16595 1622313 9 l Cubic Centimeters to cubic inches 0000 0 0610 0 1221 0 1831 0 2441 n3 1 0 3051 0 9154 1 5256 2 1359 2 7461 3 3564 3 9666 4 5769 5 1871 5 7974 6 4076 3 4 5 in3 3 in EM N in nm 0 0000 0 1221 01831 5 11 15 0 3662 0 4272 7 4 210 a in 0 3662 04272 j Voum allons U S to Lites o o 1 2 Poa s Toy Tos o Les Lites Lites Tem Liers Lites Lites Lites Lites Lies OQ 375 751 136 15
34. 519 920 578 618 020 676 716 120 774 814 220 873 912 320 971 1 1010 420 1069 2 uu Newtonmeters to Kilogrammeters Kg Kg m 2 9 180 19 380 29 580 39 780 49 980 60 180 62 220 63 70 380 80 580 90 780 100 980 1000 102 000 103020 104 040 105 060 111 180 11 19 Temperature Fahrenheit to Centigrade Centigrade to Fahrenheit 20 35 0 30 220 36 96 8 15 37 8 28 100 4 10 40 6 26 148 40 104 0 43 3 24 112 42 1076 0 46 1 22 7 6 44 1112 1 48 9 20 40 46 1148 2 51 7 18 04 48 1184 3 54 4 16 122 0 4 57 2 14 68 52 1256 5 60 0 12 129 2 10 62 8 10 140 X 56 1328 15 94 150 65 6 8 176 758 1364 20 68 3 6 212 60 140 0 25 71 1 4 248 62 1436 30 73 9 2 284 64 1472 35 76 7 0 320 66 15028 40 44 175 79 4 2 356 68 1544 45 82 2 4 392 70 1580 50 85 0 6 428 72 161 6 55 87 8 8 464 74 165 2 60 90 6 10 168 8 65 93 3 12 172 4 70 96 1 14 572 80 176 0 75 98 9 16 179 6 80 100 0 18 644 84 1832 85 294 20 68 0 86 186 8 90 322 22 190 4 24 752 790 1940 26 197 6 28 824 94 2012 300 860 96 2048 32 896 98 2084 34 932 100 212 0 11 20
35. 69 2765 94 3708 1y16 17 465 _ 08268 46 18 27953 96 3 7795 iy3 87313 2932 1853 23 09055 48 118898 73 2870 98 3 8583 p lxx 9 as NE 2 os s 1 5 zm 2952 01380 048 _ zym u1899 dsye 20286 11 13 Feet to Meters 220 a a a a ee ee ee ee L m m m m m m m m __ 000 0 3050 06100 0950 12200 15250 1830 2 1350 2440 11 5900 21 1097 6 4050 6 7100 7 0150 7 3200 7 6250 34 1661 9 4550 10 0650 10 3700 10 6750 11 2850 11 5900 11 8950 8800 9300 9800 40 47 2225 12 5050 12 8100 13 1150 13 4200 137250 140300 14 3350 14600 __60 73 3354 18 6050 189100 19 2150 195200 _ 19 8250 201300 20 4350 207400 __80 994483 24 7050 25 0100 25 3150 256200 _ 25 9250 26 2300 _ 26 5350 268400 90 112 5047 _ 27 7550 280600 _ 28 3650 28 6700 28 9750 29 2800 29 5850 298900 lt m o 1 2 3 4 5 6 7 8 9 ft e te t te t t Rt 0 000 3298 65616 9844 13 1232 164040 19 6848 22 9656 262464 295272 __40 131 2320 134 5128 137 7936 141 0744 144 3552 147 6360 150 9168 1541976 157 4784 1607592 240 60 196 8480 200 1288 203 4096 206 6904 209 9712 213 2520 216 5328 _219 8136 223
36. But if it s not available Use installed tractor Remove the plug in the delivery pipe on the right hand side of the transmission case and install a compression gauge to measure the pressure Keep the engine speed at 2600 rpm and shift the position control lever at the highest position 9 13 6 FILTER t 20 6 oF ADT ass 1 BA c 1 A VeL T uw Boo P ie e c 11 t j 4 10 E Fig 9 30 Filter DESCRIPTION The tractor 1s equipped with two oil filters suction filter 1 and line filter 4 for better filtration 2 SPECIFICATIONS Suction filter Applicable oil DONAX TD or RPM THF 500 Rated flow rate min 45 Filtration density mesh 150 mesh Filtration area 790 Working oil temperature 30 130 C 3 Line filter Applicable oil DONAX TD or RPM THF 500 Rated flow rate min 32 Filtration density mesh 80 mesh Working oil temperature 30 130 C 9 14 Fig 9 31 4 REPLACEMENT Check the O rings for damage or deformation and replace defective ones When installing the filters be sure to install the O rings properly with grease applied SECTION 4 REMOTE HYDRAULIC CONTROL OPTIONAL Maximum flow min 26 Maximum pressure kgf 400 System pressure kgf at 26 min 145 A and B port leak cc min Less than 9 Dunder a load of 100kgf 2 Oil temperature 50 Recommended fluid DONAX TD or
37. RPM 500 Operating temperature range C 30 130 C Remote hydraulic control valve OPTIONAL 2 Remote control valve 3 Stay comp 5 Bolt 6 Bolt 8 Hose return 9 Adapter 10 Nut 11 Band 13 Adapter 14 Bolt 15 0 ring 16 0 ring 17 Stay 20 Bolt 30 Pipe 31 Union 33 Pipe A1 34 Pipe A2 35 Pipe B 1 36 Pipe B2 38 Lever 39 Lever 40 Lever 41 Bolt 53 Label 55 Coupling Fig 9 32 Remote hydraulic pump 9 15 SECTION 5 HYDRAULIC SYSTEM I HYDRAULIC CYLINDER I Hydraulic system must be washed clean and care must be taken not to let any foreign substances 2 The O ring and back up ring should be coated with grease ahead of time Install with care so as not to damage them 3 Install the Piston from the cylinder head side 4 The lift arms should be assembled mutually by reference to their matching marks 5 When installing the control valve apply grease to the O rings and avoid their dislocation or binding during tightening the valve to the specified torque 130 180 f 6 The safety valve should be installed levelly and make sure there 1s no oil leak through the filter seal Tightening torque is 700 800 f 7 The spool should move smoothly after assemble the control valve 8 The lift crank should be installed levelly and make sure there is no interference through the pipe Apply grease O ring Back up ring Apply adhesive 1901 Lift crank H position Safety valve tightening torque 70
38. VENTILATED AREA Do not start the Tractor in an enclosed building unless the doors amp windows are open for proper ventilation as tractor fumes can cause sickness or death If it is necessary to run an engine in an enclosed area remove the exhaust fumes by connecting exhaust pipe extension 1 9 TRACTOR RUNAWAY 1 The tractor can start even if the transmission is engaged position causing Tractor to runaway and serious injury to the people standing nearby the tractor For additional safety keep the pull to stop knob fuel shut off control in fully pulled out position Transmission in neutral position Foot brake engaged and PTO lever in disengaged position while attending to Safety Starter Switch or any other work on Tractor SAFETY STARTER SWITCH 1 Clutch operated safety switch is provided on all Tractors which allow the starting system to become operational only when the Clutch pedal is fully pressed 2 Do not By pass this safety starter switch or work on it Only Authorized Dealers are recommended to work on safety starter switch 3 On some models Safety Starter switch is provided on transmission High low shifter lever and in PTO shifter lever The tractor can be started only if High low shifter lever is in neutral position Safety Starter Switch is to be replaced after every 2000 hours 4 years whichever is earlier SAFETY DECALS The following safety decals ARE INSTALLED ON THE MACHINE If a decal become damaged
39. be filed with grease not adhesive 3 O rings 1 O rings should be coated with grease before installing 2 Installed O rings should have no slack or twist 3 Installed O rings should maintain proper air tightness 4 Snap rings 1 Snap ring installers should be designed so as not to permanently deform the snap rings 2 Installed snap rings should be seated securely in the groove 3 Be careful not to overload the snap ring to the extent that it 1s permanently deformed 4 How to install the snap ring When installing a snap ring install it as shown in the figure with its round edge side turned toward the part to be retained This round edge is formed when the snap ring 1s pressed out Snap Snap rin Hound edge side Fig 2 1 5 Spring roll pins 1 Spring pins should be driven in properly as tightly 2 Spring pins should be installed so that their seams should face the direction from which the load 1s applied Fig 2 2 3 The roll pins installed in the transmission or other parts where much force is applied should be retained with the wire 6 Cotter pins When installed cotter pins should be bent securely at the ends as shown in the figure Gee Fig 2 3 7 Bolts and nuts 1 Special bolts are installed at several locations so be sure not to interchange them other bolts 2 Bolts and nuts should be tightened to their specified torque wrench 3 When locking the b
40. care it is highly flammable Do not refuel the Tractor while smoking or near open flame or sparks Always stop engine before refueling Tractors Always keep your tractor clean of accumulated grease and debris Always clean up spilled fuel STAY CLEAR OF ROTATING SHAFTS Entanglement in rotating shaft can cause serious injury or death Keep PTO shield in place at all times Wear close fitting clothing Stop the engine and be sure PTO drive is stopped before making adjustments connections or cleaning out PTO driven equipment ALWAYS USE SAFETY LIGHTS AND DEVICES Use of hazard warning lights and turn signals are recommended when towing equipment on public roads unless prohibited by state or local regulations Use slow moving vehicle SMV sign when driving on public road during both day amp night time unless prohibited by law PRACTICE SAFE MAINTENANCE Understand service procedure before doing work Keep the surrounding area of the Tractor clean and dry Do not attempt to service Tractor when it is in motion Keep body and clothing away from rotating shafts Always lower equipment to the ground Stop the engine Remove the key Allow Tractor to cool before any work repair is caused on it Securely support any Tractor elements that must be raised for service work Keep all parts in good condition and properly installed Replace worn or broken parts Replace damage missing decals Remove any buildup of grease or oil from the T
41. change speed Fig 5 41 Fig 5 43 3 Range shifter Speed range shift mechanism Fig 5 45 1 Arm sub shift 2 Pin taper 3 Fork Sub shift 4 Shift stay Sub shift 5 Hook 6 Shifter spring 7 Steel ball Oil seal D 9 Washer 10 Bolt 13 Metal sub 15 E type stop ring 16 Shim 03X16X26 17 Bush chain guide 18 E type stop ring 20 Lever Sub shift upper 28 Lever Sub shift lower 31 Grip 32 Nut 40 Pin 100 42 Rod The bottom two tightening bolts should be coated with an adhesive on their threads before being 4 Front drive change 4 WD shaft mechanism 1 Boss 2 Spring shifter 3 Steel ball 4 Bolt S 5 Packing 7 Shifter arm 8 O ring 9 Arm 4WD 10 Spring pin 11 Lever 4WD 12 Bush Chain guide 14 Grip 18 E type stop ring 19 Rod 20 Shim 03X16X26 22 Split Pin 23 Washer 27 Nut fine 28 Pin 29 Washer 30 Washer Apply adhesive TB1215 Off position Apply heat proof grease Fig 5 47 27 14 5 Rear PTO shift mechanism l O ring 2 Plug PTO 3 Bolt 4 Ball bearing HL1 5 6 Gear spur 37 7 Snap ring 8 Collar 35X50X2 9 Ball bearing 10 Shim B 11 Shim 0 5 12 Snap ring 13 Seal oil 14 Cover plate 15 shaft 16 Seal Apply adhesive Apply oil Fig 5 49 5 37 6 REAR PTO counter shaft mechanism Qe D e S IX A LE LE
42. enters water jacket due to broken cylinder gasket 2 Overcooling 1 Poor thermostat 2 Excessive low atmospheric temperature 3 Lose of coolant 1 Leaking radiator 2 Loosely clamped or broken water hose 3 Fatigued pressure valve spring 4 Leaking water pump 5 Water leakage through cylinder head gasket 6 Cracked cylinder head or body 4 Noisy cooling 1 Poor water pump bearing fan 2 Loose or bent fan 3 Unbalanced fan 4 Poor fan belt 3 6 TABLE 3 1 Countermeasures 1 Replenish coolant and inspect water leaks 2 Replace radiator cap 3 Adjust belt tension or replace 4 Replace 5 Replace 6 Repair or replace 7 Clean radiator and water passages 8 Adjust injection timing 9 Clean radiator exterior 10 Inspect cylinder head and replace cylinder gasket 1 Replace 2 Decrease radiator working area by radiator masking 1 Repair or replace 2 Retighten or replace 3 Replace radiator cap 4 Repair or replace 5 Inspect cylinder head and Replace gasket 6 Replace 1 Replace 2 Retighten or replace 3 Replace 4 Replace SECTION 2 AIR CLEANING SYSTEM I GENERAL DESCRIPTION Unfiltered air contains many particles harmful to the engine such as dust sand or other foreign matter When such foreign matter have entered in to the engine They have mixed into the lubricant and promote wear of lubrication parts in addition to damaging the piston c
43. for the coolant to circulate sufficiently in the cooling system and replenish if necessary after stopping the engine 2 Antifreeze When The weather 1s cold use an antifreeze to prevent the engine from freezing The freezing point differs according to the mixture ration of water and antifreeze Therefore prepare an antifreeze solution which will have a freezing point 5 C lower than the estimated lowest atmospheric temperature in your environment Precaution for filling antifreeze The radiator interior should be washed clean ahead of time As concerns of mixing ratio of an antifreeze follow its manufacture s instructions Antifreeze should be blended well with water before filling When the coolant level 1 lowered due to evaporation maintain the level by adding water not by using an antifreeze solution When the coolant level 1s lowered due to leaks maintain the level by adding an antifreeze solution of the same mixing ratio As antifreeze corrodes point take care not to spill it on painted parts The tractor 1s filled with a permanent type antifreeze Mobile Long Life Coolant when shipping mixing ratio 50 3 5 8 TROUBLE SHOOTING 1 Overheating 1 Low coolant level 2 Fatigued pressure valve spring 3 Loose or broken fan belt 4 Oily fan belt 5 Poor thermostat 6 Poor water pump or water leaks 7 Clogged water passages 8 Improper injection timing 9 Clogged air ways 10 Fuel gas
44. gear 10 constant mesh gear Spline of gear 12 Spline hub 10 14 5 i 13 Spline of spline hub 14 16 Snap ring C for shaft Fig 5 2 Synchromesh 2 The synchromesh mechanism includes the when the hub is position to side and also components staged below serves as a lock pin to keep the synchro mechanism engage 1 Synchro hub 2 Synchro cup The synchro hub is composed of the hub 2 block pin 3 synchro ring 4 thrust piece 6 and It has a conicial friction surface which forms a spring 7 Synchro ring 4 has a conical friction pair with synchro ring 4 It meshes with the surface on its circumstance Block pin 3 gears 10 and 11 through the splined part prevents hub 2 from sliding until the torque imposed upon the pin due to the speed differential caused when shifting gears disappears Thrust piece 6 is composed of an outer split pin 3 Function principles operating procedures The synchromesh mechanism operates in the 4 and an inner and is held together as one unit by stages mentioned below to complete the the expansion force transmission from NEUTRAL to ENGAGEMENT of the spring It has a tapered shape as shown in Fig 5 15 5 2 Ist stage When force F 1 applied to shifter 1 through the gear shift lever hub 2 is pushed in the direction of the arrow Following movement of the hub other parts such as block pin 3 synchro ring 4 and thrust piece 6 also move in the same direction by mean
45. illegible or is on the machine replace it The decal part number is listed in the parts lists WARNING Before starting and operating Do not permit anyone but the operator to id the tractor know the operating and safety M Ms deci There is no safe place for rider instructions in the operators Manual Lock brakes together use warning lights and on the tractor and SMV emblem while driving on roads Lower equipment place gear shift levers in neutral stop engine remove the key and apply parking brake before leaving Clear the area of bystanders Locate and know operation of controls Start engine only from Operator s the tractor seat seat with depressed clutch pedal Air pressures are specified by the transmission in the neutral PTO manufacturer disengaged and hydraulic control in lower position Slow down on turns rough ground and slopes to avoid upset FAILURE TO FOLLOW ANY OF THE INSTRUCTIONS ABOVE CAN CAUSE SERIOUS INJURY TO THE OPERATOR Location On FENDER LH Part 1260 904 070 1A b WARNING Location ON PTO guard Part No 1260 904 069 0A TO AVOID POSSIBLE PERSONAL INJURY THIS GUARD MUST BE KEPT IN PLACE CAUTION TO PROTECT ENGINE AND HYDRAULIC COMPONENTS Idle Engine for 1 minute WARNING KEEP HANDS AND CLOTHING AWAY FROM ROTATING before shut down or full load operation Do not exceed 1 2 throttle for first 5 minutes of operation FAN AND
46. lock nut 2 Transmission Front transmission Engine tightening bolts and M 12 7T 9 0 11 0 nuts 2 Front transmission Spacer transmission M 12 7T 9 0 11 0 tightening bolts and nuts 3 Space transmission Rear transmission M 12 7T 9 0 11 0 tightening bolts and nuts Input metal support tightening bolts and nuts M 12 7T 9 0 11 0 9 Drive pinion metal support tightening bolts M 10 7T 5 5 7 0 Drive pinion tightening nut Dif case metal support tightening bolts M 12 D Dif case ring gear tightening nuts M 12 7T 9 0 11 0 11 12 SECTION 3 CONVERSION TABLES to inches Hisce to millimeters x jue zsm 2 0087 27 110680 52 20472 77 30905 78 4 0155 29 1 5 21260 79 3 1102 55 64 11811 55 21654 80 314 6 02362 3 2 2047 82 29 32 83 03543 34 13386 59 23228 amp 33071 15 16 03997 35 13760 6 23622 85 33465 u 04331 36 1473 Gb 24016 85 3 3858 13 asus 11 4061 63 2 4803 88 34046 37 64 wem J 0552 39 11534 64 25197 89 3509 13 55563 1932 _ 0506 40 11 5748 65 2550 90 3533 1564 59531 54 16 0699 11 642 6 2594 9 3587 14 63500 58 15850 uy amp 6769 aye 12n9 18 07087 43 1699 68 2672 93 36614 2y3 16688 19 07480 44 11 7323
47. mix these length 3 Tighten the bolts to specified torque 6 14 SECTION 4 TROUBLE SHOOTING PROBLEMS AND PROBABLE CAUSES COUNTERMEASURES 1 Too low tire inflation Inflate to specified value 2 Broken thrust bearing Replace 3 Stuck or broken ball joint of tire rod end Grease or replace 4 Seizure or poor lubrication of axle end bush Grease or replace Vibrating or pulling steering wheel 1 Unbalanced wheels Adjust balance 2 Wheel deflation Repair or replace 3 Unequal diameter of both tires Adjust inflation or replace 4 Loose worn or damaged wheel axle bearing Repair or replace 5 Loose worn or damaged wheel steering wheel shaft Retighten or replace 6 Worn final case bush Replace 7 Loose final case front axle tightening bolt Retighten 8 Loose front wheel tire tightening nuts1 Retighten Steering wheel tends to turn to the right or left while traveling on straight paved road 1 Deflected wear of tire Replace 2 Different tire diameters Adjust inflation or replace 3 Damaged final case bearing Replace 1 Improper tire inflation Adjust 2 Worn front wheel shaft bearing Replace 3 Poorly adjusted toe in Readjust correctly 2 6mm 0 08 0 24 in 4 Front wheel drive is always engaged Engage FWD only when required 1 Loose fasteners Tighten correctly to specified torque 2 Worn or damaged final case bearing Replace 3 Worn bush Replace 4 Wear or poor movement of tie rod end Lubr
48. on hour meter 5 1 1 2 21 3 3 01510151015 ome f le Ann Radiator coolant fot Radiator fin amp screen Aeq Judgment Inspection criteria Intervals after that items Level is between upper and lower Replace after every 100hours Clean after every 100hrs Replace element that has been washed more than 5 times Replace every year Fill coolant up to radiator throat Clean cooling fins and cores Everyday and before Tank should be full work About 5 0 20in deflection pushed with a finger Wash after every 100hrs and replace after 300 hrs Electrolyte level 1 25 Check after every I OOhrs and replenish if necessary FX 1111 ojee inspection replenish and adjustment Replacement A Cleaning and or washing TRANSMISSION Consult your Dealer Inspection and servicing intervals Hour of operation Jud t X10 on hour meter udgmen Inspection items criteria Intervals after that 1 1 mmQ in 5 2 0 2 5 3 0 3 5 4 0 4 5 E ED Transmission oil Replace after initial 50 hrs then after every 300 hrs Clean hydraulic suction filter at the same time Free Play 20 to 30mm Free Play 30 to 40mm Interlocked brakes should work simultaneously Clutch pedal free play Brake p
49. pinion 12 Metal Diff case L 13 Metal Diff case R 4 Shim A 15 Shim B 16 Bolt S 17 Ball bearing 18 Diff lock clutch 19 Bevel 9 52 20 Gear spur 25 21 TRB 22 Nut 23 TRB 25 Metal pinion 26 Bolts 27 Shim 0 1 28 Shim 0 2 29 Wheel pinion 10 LH 30 Wheel pinion 10 RH 31 Ball bearing HL 1 32 Collar 39 8X52X04 33 Snap ring Shaft 34 Snap ring Hole 5 25 a Dismount diff case RH and diff case metal LH by installing push bolt as shown in Fig 5 40 f Remove the pinion metal support tightening bolts and take put drive pinion 19 and related parts as an assembly The number of installed shims should be written down or memorized for later reference 7 Fig 5 40 b The number of installed shims 14 should be written down or memorized for later reference Fig 5 42 Release the lock of nut and remove the nut Crimping Fig 5 41 h Push out drive pinion 19 from drive pinion metal on a press i Remove the bearing from the drive pinion with a special tool c Remove ring gear 2 as a set d When disassembling the ring gear set further remove bearing 31 with a puller e Pull out diff pinion shaft 11 and take out dif pinions 6 and dif side gears 8 5 26 2 PTO shaft and related parts l O ring 2 Plug PTO 3 Bolt 4 Ball bearing HL1 5 6 Gear spur 37 7 Snap ring 8 35 50 2 9 Ball bearing 10 Shim B 11 Shim 0 5 12 Snap ring 13 Seal oil 14 Cover plate 15 s
50. spring and spool Unloading valve 2 Remove the plugs from both sides and take out the spring and spool 9 27 Note The spool and stopper bolt are tightened with each other with adhesive applied to their threads so they should not be separated unless required by removing the stopper bolt the poppet and spring can be taken out of the spool Pilot spool and related parts Remove the plugs from both sides and take out the spring and push rod The pilot spool set can be pushed out from the push rod side with 010 mm 20 394 in rod When pushing put the rod on the sleeve not the spool Note The spool and sleeve cannot be separated from each other 4 Reassembly Inspection of the disassembled parts Place all the disassembled parts side by side on a clean surface Check o rings for damage and replace defective ones Inspect the friction surfaces of the spools poppets and casing for flaws like scratches Correct slight flaw with an oil stone and wash corrected parts in a cleanser Main spool and related parts When the head 1 disassembled it should be tighten and locked securely using adhesive Before retaining the spool with the snap ring E make sure that the spool slides smoothing within the casing Holding check valve and related parts Put the poppet into hole B as shown in the figure and make sure that the poppet slides smoothly Then put the spring in and tighten the plug on which the O ring must be insta
51. stream of high pressure oil may easily penetrate skin just like modern needless vaccination equipment but with the exception that hydraulic fluid may cause blood poisoning It is imperative that connections are tight and that all lines and pipes should be in good condition If injured by escaping hydraulic fluid see a doctor at once 1 2 STAY CLEAR OF PTO 1 Entanglement in rotating drive line can cause serious injury or death 2 Keep tractor master shield and drive line shield in place at all times except for special applications as directed in the implement operator s manual 3 Wear fairly tight tight fitting clothing Stop the engine and be sure PTO driveline is stopped before making adjustment connections or cleaning out PTO drive equipment SERVICE TIRES SAFELY Tire changing can be dangerous and should be done by trained personnel using proper tools and equipment Do not re inflate a tire that has been run flat or seriously under inflated Have it checked by qualified personnel Use wheel handling equipment adequate for weight involved when removing and installing wheels 1 3 WARNING SIGNS IN THIS MANUAL The following warning symbols in this manual draw additional attention to items of importance for the safe and correct operation of the tractor SIGN MEANING OF SIGN Serious hazard with a very high level of risk of either serious injury or death DANGER Hazard or unsafe practice that can lead to severe
52. turn 7 Tighten the bolts to the specified torque smoothly until it makes contact the stopper 6 When the wheel tire 1s reinstalled turn it by Tightening torque 130 180K gf cm hand to make sure that all the mechanism turns smoothly without making any noise 8 Adjust backlash between gear bevel 38 and 7 After adjustment of the toe in perform road gear bevel 11 9 with collar 10 tests There should be no abnormalities such as vibration abnormal noises defected Back lash 0 1 0 2 steering wheel operation etc mm in 0 004 0 008 in 9 Apply an adhesive to the Cap 90 and be sure not to deform when installing Note Refer to Fig 6 23 6 13 FINAL DRIVE CASE AND HOUSING STEERING CYLINDER Fig 6 28 1 When installing the shaft Be sure that the gears are not damaged 2 Be sure the differences between the LH and RH shaft Fig 6 30 1 When installing the steering cylinder Be sure that the rods are not damaged 2 Install the pin 2 before assembling the E cylinder 3 Apply an adhesive Locktite and tighten the bolts to specified torque Fig 6 29 Tightening torque 900 1100 Kgf cm 4 Apply an adhesive locktite to the ball joint 7 and tighten the ball joint to specified torque _Tightening torque 1300 1500 _ a Tightening torque 1600 1800 Kgf cm 5 Be sure to bend the split pin 5 after installing the ball joint Lu Take to
53. vx c e il 1 E FIG 2 47 space transmission bolt FIG 2 45 suction filter 25 Remove the front wheel drive shaft 26 Remove the brake rods 27 Remove the main change metal and sub change metal Support 28 Remove the 4WD shift metal 2 15 31 Install the rear wheels LH and RH and the remained bolts Then turn the rear wheels by hand to move the rear transmission case away from the spacer transmission case 2 Installation Reassemble in reverse order of disassembly Note 4WD drive shaft should be installed on the rear transmission ahead of time 1 Join the rear and spacer transmission cases Note During the operation be careful not to damage needle bearings the cut away part in the gear should be turned downward without fail so as to clear the gear to be positioned underneath 2 Install the main change shifter link and each change metal 3 install the brake rods and front drive shaft 4 Install the hydraulic piping 5 Install two rear rubber mounts 6 Install exterior parts 7 Fill the transmission case with oil T290 T300 T330 2810NEW 32 2 16 6 SEPARATION OF THE REAR TRANSMISSION AND REAR AXLE HOUSING Parts which can be inspected during This operation Diff Lock Brakes Final gears 1 Removal As both sides can be disassembled in the same way only side with the diff lock installed will be explained here 1 Drain the transmis
54. with a slight twisting motion use a soft faced hammer and tap the bushing into position against the thrust washer STEP 17 For pumps equipped with cross over check valves install balls valve pins and springs in the position noted in STEP 4 STEP 18 Lubricate and install new o ring into the eroove in pump body Install plate align marks made in STEP 2 make sure the o ring groove in plate 1 facing outwards STEP 19 With pin parallel to fitting mounting face install drive shaft make sure the slot in drive shaft locates onto pin STEP 20 install rotor onto drive shaft Make sure one of the rotor teeth 1s aligned with the connector mounting face Lubricate and install a new o ring into the groove in plate Align the marks made STEP 2 and install stator Make sure the o ring groove in stator is facing outwards NOTE Pin must remain parallel with the connector mounting face as shown IMPORTANT If rotor is installed incorrectly the steering hand pump will operate as a motor when installed onto the tractor and the engine 1 running The steering wheel will rotate continually which may cause damage and injury STEP 21 Install spacer into rotor Lubricate and install a new o ring into the groove in stator STEP 22 Align the marks made in STEP 2 and install the end cap Install and evenly tighten the torx hand screws in two stages to a torque of 17 Nm 12 Ib ft then to 25 to 30 Nm 19 to 2216 ft in the seq
55. 0 24 Washer spring 25 Washer 1 1 DISASSEMBLY 1 Dismount the front wheel drive shaft referring to the pertinent paragraph in chapter 2 2 Remove the right and left tie rods 3 Suspend the front axle bracket with a chain 4 Remove the front metal clamping bolts The front axle can then be separated from the axle bracket 5 Remove the front and rear pivot metals j r E pT ee L c SA BOLT S M X1 Fig 6 4 1 2 INSPECTION 1 FRONT AXLE SHAFT DIAMETER Measure the diameter at a roll bush contact point with a micro meter or vernier calipers If the measured value is less than usable limit replace the housing front axle or bush in Metal pivot F or Metal pivot Fig 6 5 2 FRONT AXLE BUSH BORE DIAMETER Measure the bore diameter of the roll bush in the pivot metal F If the measured value exceeds the usable limit replace the bush Standard value as assembled 075 Usable limit 0050 35 075 35 pivot metal F Fig 6 6 3 Worn or damaged oil seals O rings bearings etc should be replaced 1 3 REASSEMBLY Reassemble the parts 1n reverse order of disassembly following these instructions 1 Lips of the oil seals bush contact surfaces and O rings should be coated with grease in advance 2 When installing the roll bushes abide by the following precautions Use an installer and press in the bush on press The bore surface should be coated with grease in ad
56. 0 800K gf cm A position Fig 9 33 Hydraulic cylinder 9 16 Holt should be locked by wiring Apply grease B Apply oil Fig 9 34 Lift arm 9 Adjust the angle of the roll bush from horizontal is 30 10 Apply grease to the roll bush 11 Apply grease to the cylinder case and lift arm face Which touched with each other 12 When assemble the lift crank on the lift shaft mesh their splines using the alignment marks which were put there before disassembly 13 Hex bolt M8 X20 should be locked by wiring after installation 14 Be sure the lift shaft should be moved smoothly after installation 15 The clearance of lift arm should be less than 3 mm Tightening torque 1000 1200 Kgf cm Apply oil Fig 9 35 Slow return check valve 16 Rap the plug with sealing tape 17 Tighten the slow return valve to the specified torque 1000 1200 f and be sure not to damage the O ring 9 17 2 LINKAGE INTERNAL I Before installing the linkage apply grease to relayed drive parts 2 Drive in the roll pin into the linkage pin through the rod and lock the pin with wire 3 Be sure not to over operate within specified spool stroke 12mm between up and down at neutral position Fig 9 36 Linkage internal 9 18 3 LINKAGE EXTERNAL 9073 0 Kg torque Starting Fig 9 37 Linkage external 9 19 4 MAIN CONTROL VALVE 4 GENERAL DESCRIPTION This valve controls the lifting and lowering operatio
57. 2 1897 22712 248 30283 3409 0 49 21 xj mxe men 90 20 3 113562 112347 121133 124918 128704 13249 136274 140060 143 845 14761 30 40 151416 155201 158 987 162772 166558 170 343 17408 177 94 181 699 185 485 ___ 40 219553 223339 65 e 227 124 23090 234e5 238480 24226 246051 249 836 253 62 257 407 26113 302832 _ 306 617 310 403 314188 317 974 321759 325 544 329330 333115 33692 ad 90 340686 344471 348257 352042 355 828 359613 363398 367 184 370 969 37475 09 408823 412609 10 Lo LL Liters toGalons U S O S S S o a1 2 3 4 5 6 7 8 9 Lites USga USgal USgal USgal USga USgal USgal USgal usgar usar oz4 058 09 107 1321 155 189 214 238 o 1 262 296 3170 345 369 393 427 476 500 10 20 5234 558 580 607 6 6605 689 713 738 762 20 3 796 80 844 879 8983 927 951 975 10040 1030 3 40 1058 1082 11096 11361 1165 11889 12153 1247 1262 196 4 60 1582 1616 16380 1665 1699 17173 17 437 17701 17 18230 60 70 1844 18758 902 19287 19 551 19815 20079 20343 20608 20872 70 80 21136 21400 264 299 2219 247 2271 295 23250 2354 80 9 2378 2402 24306 2451 24835 2509 25363 2567 25 892 26155 9 2277 Galens IMP to Lites Lies Liters Lites Lites Lite
58. 2 1 DISASSEMBLY Fig 5 16 38 RBB 40 RBB 44 Snap ring 45 Back up plate 46 Disc assembly 47 Driven plate 48 Piston 51 Seal ring 52 Seal ring 53 Cover assembly 54 Seal ring Note Disassembly of the PTO clutch assembly should be done in a clean dust free place Exercise special attention to avoid damage of the seal rings etc a Pull out PTO drive shaft rearwards e Disassemble into separate parts piston return b Pull out PTO drive gear forwards sparing brake disc and cover assembly c Remove snap ring D95 for hole and take bake up plate disc assembly and driving 2 2 INSPECTION plates a Cover assembly d While holding return spring 43 compressed Replace a cover assembly which has a damaged with a special tool remove snap ring or worn sliding surface If there 1 any damage to the cover assembly and the piston seal ring these parts should also be replaced b Disc assembly If the thickness of a disc assembly exceeds the usable limit mentioned below or combined width of the disc assembly and driven plate 1 less than 23 8mm 0 937 in replace both the disc assembly and driven plate Inspection for disc thickness and serration wear Inspection Items Disc thickness Surface flatness Fig 5 18 c Driven plate Inspection for deformation and burning A seriously damaged or worn disc should be replaced Inspection Items Surface flatness d Brake disc Inspection for de
59. 3221 64 21 65261 66281 6730 68320 69340 70359 6000 11 17 Torque Foot pounds to Kilogram meters o d o 1 2 3 4 5 6 7 8 9 stis Kg m Kgm 018 026 0O4M _ 052 060 088 096 114 122 40 550 568 576 594 6072 6210 6348 646 664 6762 40 60 8290 848 5856 864 8 832 5890 9108 5926 93 952 6 80 11 040 118 11316 144 11592 1170 11868 12 006 12144 122821 8 90 12420 12 558 1266 12 834 12 972 13110 13 248 13 386 13 524 1360 9 Kilogram meters to Foot pounds 1 2 3 4 5 6 7 8 9 felbs 165 165 165 ftlbs ftlbs 21 690 28930 36170 43400 5060 57870 6510 93 990 166 290 B 8 289 200 296 430 303 670 310 890 318130 325 370 332 600 339 830 347 070 354300 40 368 730 375 970 383 190 390 430 397 670 412 130 419 370 216 900 224 130 231 370 238500 245 830 253 070 260 300 267 530 274 770 2 455 490 462 730 469970 477 200 484 430 491 670 498900 60 527 790 600 090 643 5 672 715 788 100 z Kilogram meters to newtonmeters 2 3 1 aAa 5 6 7 Be N m N m 980 19610 29420 127 520 186 3 225 620 284 304 110 313 910 323 720 333 530 343 330 353 110 362 950 372 750 382 402 210 412 010 421 920 431 630 441 430 451 210 461 050 470 850 480 8 m
60. 406 NENNEN 22 20 17 Weight kgf EN 2 7 3 OIL TANK MODEL TANK TRANS MISSION Fluid volume 2 35 Fluid THF500 amp SECTION 3 FUNCTION 1 Center Non Load Reaction Neutral Position When the steering control valve is in the neutral position inlet flow P from the priority valve moves the flow selector spool against its spring This flow is blocked at the control valve control spool The signal port is connected to the reservoir T through orifices in the control spool The priority valve will only supply enough oil to the control valve to compensate for internal leakage and maintain low stand by pressure The oil at each side of the steering cylinder 15 connected to each side of the metering pump this allows a degree of self centering when turning out of a bend 1 i i 1 Steering cylinder Steering unit GOsleeve Main spool Check valve 9 Main relief valve Fig 8 2 Neutral position 8 3 2 Right Turn When the steering control valve shaft is rotated to the right the control valve moves off center This connects the inlet port P to one port of each metering pump section and also connects the other port of each metering pump section to the cylinder The amount that the spool moves off center depends on how fast the steering wheel 1s rotated and also how much effort 1s required to turn the wheel
61. 5 or more Dust holding capacity 180g or more OUTER ELEMENT 1 Clean or wash the element after 100 hours of operation Replace a damaged on or one which has been used more than 500 hours a Cleaning when dust 1 dry Apply compressed air of 7Kgf or lower to the inside of the element to blow dust outwards Never strike element to dust b Washing when dust is wet or oily Dissolve element cleanser or neutral detergent of good quality in water Keep the element immersed in the solution about 30 minutes and then wash it by shaking gently Then rinse it in fresh water Water pressure should be less than 2 8 Leave the washed element in a shaded well ventilated place to dry itself Never force dry heat or compressed air 2 An element which has been washed five times should be replaced with a new one 3 When the tractor is used in dusty situation Inspect the element everyday and clean if necessary Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 2 MAIN CLUTCH CHAPTER 4 CLUTCH DISC 8 4 0 3 6 5 Rivet head depression should maintained at more than 0 2 Dry single plate Facing wear Play between hub 0 3 Should be measured on spline and input the hub gear in rotational direction Clutch cover 0 05 or less Dual type Pressure plate flatness Spline No of 13 hub teeth Large 025 0 diameter Small 021
62. 7 diameter Distance from 0 70 1 00 release lever Distance from 35 0 1 0 IP TYPE flywheel surface to release lever top 20 300 Adjust with the clutch rod turn buckle Free play of CLUTCH PEDAL Clearance between safety switch and push arm 11 2 Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 3 TRANSMISSION CHAPTER 5 1 FRONT AND SPACER TRANSMISSIONS TRANSMISSION OIL CAPACITY 32 SHIFTER DISENGAGING LOAD Main shift Measured at the shifters both for synchromesh and sliding select gear 4 6 f Front wheel drive Measure at the shifter PTO shift 8 IlO f Measure at the shifter SYNCHRONIZER ASSEMBLY Assembled width 51 17 13 0 18 8 f 9 5 from neutral to Synchro hub thrust engaging load Individual gears back lash 0 1 0 2 Independent Rear Disk thickness 2 6 0 1 clutch Driven plate flatness Brake disk thickness 3 0 0 1 225211 Brake disk flatness 0 5 0 2 0 2 N L1 Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks 2 REAR TRANSMISSION 1 DRIVE PINION amp RING GEAR Drive pinion and Adjustment of relative positioning Available shims on drive pinion ring gear support between drive pinion and ring gear metal support shimming Shim A
63. BELTS TO PREVENT SERIOUS INJURY Location On Dash cover side RH Location On Radiator bracket side LH amp RH Part No 1260 904 064 0 Part No 1260 904 061 0 CAUTION WARNING The cooling system operates under pressure BEFORE OPERATE THE TRACTOR READ THE OPERATOR S MANUAL THOROUGHLY TO UNDERSTAND THE IMPORTANT FUNCTIONS AND CONTROLS It is dangerous to remove the radiator cap while the system is hot Always turn the cap slowly to the first stop and allow Location On dash cover side LH pressure to escape before Part No 1260 904 067 0A removing the cap completely When operating below 32 F use suitable anti freeze solution as coolant Location On Radiator bracket side LH amp RH Part No 1260 904 063 0 T WARNING Pull only from drawbar Pulling from any other T DANGER BLINDNESS CAN RESULT FROM BATTERY EXPLOSION KEEP SPARKS OR OPEN FRAMES AWAY FROM point can cause rear overturn Do not operate with unshielded Disengage PTO and stop engine before BATTERY servicing tractor or attaching and detaching DO NOT JUMP START BURNS CAN RESULT FROM BATTERY ACID IN CASE OF CONTACT FLUSH IMMEDIATELY WITH WATER implements When towing equipment use a Safety chain FAILURE TO FOLLOW ANY OF THE INSTRUCTIONS ABOVE CAN CAUSE SERIOUS INJURY TO THE OPERATOR OR OTHER PERSONS Location On battery bracket RH Part No 1260 904 066 0 Location On
64. Battery testing chart 10 3 SECTION 4 Meters and switches 10 5 1 Meters 10 5 1 1 Removal 10 5 1 2 Tacho Hour meter 10 5 1 3 Fuel gauge and fuel gauge sensor 10 5 1 4 Thermometer 10 6 2 Starter switch 10 6 3 Combination switch 10 6 4 Stop light switch 10 8 5 Relay unit 10 8 6 10 8 7 Controller Unit 10 9 8 Trailer socket 7P 10 11 SECTION 5 EARTHING POINT 10 12 SECTION 6 WIRING DIAGRAM 10 14 SECTION 7 TROUBLESHOOTING 10 15 Chapter 10 Electrical accessory and instruments SECTION 1 GENERAL DESCRIPTION The basic electrical system of tractor
65. CE SAFETY BY THINKING BEFORE ACTION AVOID FIRE HAZARDS Keep fire extinguishers easily available and in good operating condition All relevant personnel should know how to operate fire fighting equipment Keep a first aid kit in an easily accessible location Do not smoke while handling fuel or other highly flammable material Do not use an open pail for transporting fuel Use of an approved fuel container Dispose of all fuel soaked rags in covered containers where cigarettes cannot be dropped carelessly Do not smoke and avoid open flame when charging jumping or boosting batteries Batteries give off gas which is flammable and explosive Do not charge batteries in a closed area Provide proper ventilation to avoid explosion of accumulated gases Avoid acid burns Wear safety goggles when handling battery electrolyte It contains sulfuric acid which is a poison and can cause blindness A void it contacting eyes skin or clothing sulfuric acid will eat through clothing and can cause severe burns to skin AVOID HIGH PRESSURE FLUIDS 1 Before beginning work on hydraulic system components turn off engine and operate hydraulic control levers to relieve internal hydraulic pressure 2 Oil under pressure can penetrate skin and lead to personal injury Treat sources of oil pressure with extreme care wearing safety goggles 3 If hydraulic leak develops correct immediately Escaping hydraulic oil can have extremely high pressure A
66. Disassemble and wash clean valve or stuck Repair flaws with oil stone if necessary or replace with a new one 4 Poor flow divider solenoid Disassemble and repair or replace valve with new one if necessary 9 31 Problems 14 Independent PTO clutch 15 too quick in engaging Causes 1 Stuck pressure reducing valve spool 2 Fatigued or broken pressure reducing valve spring 3 Worn or broken sealing of PTO clutch 4 Worn friction plates or driven plates 5 Overheated fluid 6 Port B regulated pressure is too high of Flow divider 7 Stuck pressure reducing valve spool 8 Clogged orifice in pressure reducing valve spool 9 32 Countermeasures Lap after correcting flaws with oil stone Replace Replace Replace Refer to paragraph for fluid overheating Inspect and reset pressure Lap after correcting flaws with oil stone Clear clogged with compressed air or with a sharp point Chapter 10 Electrical accessory and instruments SECTION 1 GENERAL DESCRIPTION 10 1 SECTION 2 SPECIFICATIONS 10 1 SECTION 3 BATTERY 10 2 1 1 Inspection 10 2 1 2 Inspection of electrolyte level 10 2 1 3 Inspection of electrolyte specific gravity 10 2 1 4
67. FIG 2 59 cylinder case 2 Installation Reassemble the reverse order of disassemble 1 Tighten the cylinder case on the rear transmission case to the specified torque Tightening torque 5 4 6 87 Kgf m 39 8 50 61b fts 2 After reassembly make sure that the system functions properly 2 18 Chapter 3 ENGINE ACCESSORIES SECTION 1 RADIATOR 3 1 1 General description 3 1 2 M 3 2 3 Specifications 3 3 4 Removal of the radiator 3 3 5 Inspection of each part 3 3 6 Radiator reassembly 3 5 7 Daily inspection 3 5 8 Trouble shooting 3 6 SECTION 2 AIR CLEANER SYSTEM 3 7 1 General description 3 7 2 Double elementary air cleaner 3 8 Inspection of each part 3 9 4 Cleaning of the air cleaner
68. ON SWITCH 1 Removal 1 Remove the meter panel 2 Remove the light switch knob and turn signal switch lever Fig 10 12 3 Release the ring nut with a conventional screw drive and remove the combination switch 2 Inspection Each switch circuit 1s as shown so check each switch for a continuity across respective terminals with a tester Replace a defective switch as an assembly Finzsher lever angles Horn switch Light switch working angles Fig 10 13 combination switch RY RW Wo GR GW Fig 10 14 Harness socket 10 7 Lighting RY Red Yellow 2 1 Terminals Switching positions Flasher Color G WG GB code Green White Green Green Black B2 1 L 2 Le Terminals Switching positions Horn switch Color code R Red GW Green White Push e Terminals Switching positions 4 STOP LIGHT SWITCH Fig 10 15 Stop light switch Capacity 10 20A DCI2V Stroke to ON 3 0 5mm Total stroke Smm 5 RELAY UNIT START RELAY GLOW RELAY THEE min EU Boks 4 Fig 10 16 Relay unit 6 FUSE Fuses are installed in the main fuse box and one for the headlights Three fusible links are installed to prevent the wiring from burning due to a short circuit Fig 10 17 Fuse box Each fuse 1s connected as follows SPARE SA SPARE ISA 1 RATTERY RELAY AREY STOP PTO 4 LIGHT HORN T
69. Reassemble the parts in reverse order of 1 Every snap ring 5 should be seated securely disassembly following these instructions In Its groove 1 Apply an adhesive THREE BOND 1215 2 Be sure the numbers of Bevel gear is correct to the following parts teeth numbers are 41 a Contact surfaces between the final case B and wheel shaft cover b Contact surfaces between the final case A and front axle 2 The installed wheel shaft should turn smoothly 3 When installing unitized seals on the wheel shaft cover and the rotating part between the final cases A and B apply force only to the outer circumference of the seal as shown in Fig 6 27 Fig 6 26 to avoid deformation Final drive case A Apply force only to the shaded parts 1 Each parts should be washed clean before reassembly 2 Apply multi purpose quality grease to Take care not to deform these portipns bearings in advance 3 Every time a gear and bearings are installed m M its smooth rotation should be checked _ 4 Adjust Back lash between bevel gear 9 2 and bevel gear 16 3 with collar 4 Back lash 0 1 0 2 Fig 6 26 mm in 0 004 0 008 in 4 The oil seal should be coated with grease in 5 Apply oil to the housing ahead of time to advance Then install them carefully assuring install the mechanical seal that their lips are not turned over 6 Be sure that the length of shaft 8 1s 192 mm 5 The reassembled final case B should
70. TRACTORS 2610 1290 1300 1330 SERVICE MANUAL Chapter 1 Introduction 01 Chapter 2 Disassembly and reassembly of major point 02 Chapter 3 Engine accessories 03 Chapter 4 Clutch system 04 Chapter 5 Transmission 05 Chapter 6 Front axle 4WD 06 Chapter 7 Rear axle and Brakes 07 Chapter 8 Power steering system 08 Chapter 9 Hydraulic system 09 Chapter 10 Electric accessories and instruments 10 Chapter 11 Service standard and other information 11 Chapter 1 Introduction INTRODUC TION a ee eE EEEE 1 1 SAFETY INTRODUCTION 1 2 WARNING SIGNS IN THIS MANUAL 1 5 SAEETY 1 6 SAFETY DECALS 1 11 UNIVERSAL SYMBOLS 1 14 SECTION 1 TRACTOR TYPES AND PUNCHED IDENTIFICATION MARKS 1 15 SECTION 2 8 1 17 SECTION 3 GEAR TRAIN DIAGRAMS 1 20 SECTION 4 PRECAUTIONS FOR TRACTOR OPERATIONS 1 21 LINSERBUMENES 1 21 2 CONIROLS eee cass oes 1 23
71. Tractor Serial Number Engine Serial Number I MODEL NAME PLATE The plate indicates the model and type of the tractor Model name 2 Production I D No The production I D reference number is as shown below 30NC V 01 0001 Production serial No Production month Production year Production Model SERIAL NO W 0001 MANUPACTURERS TONG YANG MOOLSAN CO LTD ADDHEESS 400 NON HYUN 2 DONG KANGNAM SEOUL KOREA 82 2 3014 2 7H0 B 3 Engine model and engine serial number plate on the head cover 1 16 SECTION 2 SPECIFICATIONS MODEL Maker Model Engine Type Out put ps rpm Rated Speed Number of Cylinder Displacement Bore and Stroke Compression ratio Firing order Injection pump Lubrication type Cooling system Coolant capacity Air cleaner Muffler Fuel Fuel Tank capacity Electrical Battery Starting system Starter Capacity Alternator Drive Train Transmission MFWD 4WD Differential lock Brakes Steering 2810 T290 T300 T330 DAEDONG KUBOTA 3A139A DY1 D1503 Vertical water cooled 4 cycle Diesel 2 700rpm 2800rpm 3 1 393 1 499 3 14inX3 64in 3 26inX3 64in SOmmX92 4mm 83mmX92 4mm 1 2 3 Throttle type Forced Water cooled forced circulation 1 8505 gal 7L Dry type with paper element Horizontal Round 8 7 US gal 33L 12V60AH Electronic with cell motor 1 2K W 12V50A Constant mesh Synchromeshed 3 and 4 in main shift
72. UREN SIGNAL T HYD WORK LIGHT 8 STOP REVERSE LAMP SPAREIOA SPARE T0A FUSE BOA Fig 10 18 The circuit has 8 blade type fuses in its wiring circuit When a fuse has blown replace it with one of the same value Normal Blown out Fig 10 19 Note Using a large capacity fuse or wire burn out the wiring system Use fuse tongs to replace fuses 10 9 S Trailer socket A hella s 7 pin trailer socket 1 equipped as a standard equipment Lamp on a trailer can be operated through the socket Fig 10 23 Socket No Wire Housing x p wes 3 Rear Light Number plate AVSS 0 85 6 Reserve light Note Lamp on the trailer should be of the same size or smaller than those on the trailer 10 10 SECTION 5 EARTHING POINT 1 Front axle bracket RH Earthed at upper upper tapped hole in the axle bracket A Fig 10 26 3 Right surface of the frame comp Where the battery bracket 1s to be installed Fig 10 25 2 Contact surfaces of the axle bracket and engine where they tightened together 10 11 Earth point Fig 10 27 Hood frame 10 12 SECTION 6 WIRING DIAGRAM HAZARD S W AN INSTRUMENT R I i sia ADJA NAE E INS TRUMENT L 19 2 1 S15 juu Ic i GLOW TIMER FLASHER UNIT CRUISE LIMP RELY Lou i att _ w
73. _ r 1 E T 1 D iet r PL sl y j x i E H z T 11 mum Note Diff case metal supponi yl E HE When assembling without replacing the pinion e gt gt gear and ring gear with new ones provide the MS 7977 Ja same shimming thickness as that provided before Eur dm disassembly CT M A e Install the differential gears Diff case metal support Fig 5 35 g Install the differential gear assembly Diff case metal tightening torque 5 5 7 Kgf m 39 8 69 ft Ibs Surfece is black duc to a apecial rentnbent bianka rusr haridening Fig 5 34 Nut MEI 5 29 Note When reassembling the used pinion and ring gear reinstall the same thickness of shims as was installed before disassembly in each shimming position h Backlash adjustment between the drive pinion and the ring pair Fig5 35 1 As the drive pinion and the ring gear make pair be sure not to mate them with other parts from differential tractors Adjust the shimming to backlash of 0 1 0 2 mm 0 004 0 008 in The standard shimming is 0 4mm 0 016 1n on both sides 5 30 Note Strike the circumference of the ring gear both sides with a copper hammer by turning the ring gear manually and check to see that the backlash remains unchanged The backlash should be checked at four points 90 degrees apart to each other inspection of the tooth bearing Apply an e
74. acer transmission cases should be separated and the reverse shift metal support removed in order to take care out or provide access to the main shift and transmission range shift gears For further details refer to Chapter 5 Transmission 2 installation Reassemble in reverse order of disassembly 1 Assemble the front and spacer transmission Make sure that the turning lock of the PTO clutch is securely seated in the groove in the spacer transmission case 2 Install the reverse shift metal support 3 Install the PTO clutch delivery piping 4 Install brake rods 2 13 5 SEPARATION OF THE SPACER TRANSMISSION AND REAR TRANSMISSION 8 Remove the operator s seat 9 remove the position control lever 10 Remove the lever guide 11 When the tractor 15 equipped with an optional remote control valve remove the remote control valve and relevant parts from the bracket Parts which can be inspected during This operation Drive pinion gear Speed range gear Transmission range shift Main change gear 4WD drive gear 1 Removal 1 remove side cover LH and RH 2 Disconnect the negative battery cable 3 Remove the slow return check valve knob FIG 2 42 Remote control valve optional FIG 2 40 slow return check valve knob 12 remove the back panel 4 Remove the diff lock pedal 13 remove the fuel tank cover 5 Remove the parking brake 14 Drain the fuel of fuel tank 6 Remove the speed range sh
75. all the bushing drive gear gear and bushing to the housing gt Install the o ring to the cover gt Install the cover to the housing Pushing seal Cover O ring Hushing Fig 9 21 Cover bolt Install the oil seal snap ring and key Dri wat Gear Inlet Fig 9 19 Front and rear pump 2 Install the front pump with rear pump 3 After installing the cap ring and O ring to the front pump and install the rear pump The gears should turn smoothly with a Fig 9 22 Oil seal snap ring key turning torque of less than 30 kgf cm 2 2ft bs pump Cap ring O ring I m Front pump MI Se Fig 9 20 Drive gear gear Gasket Fig 9 23 Inspection after reassembly 4 INSPECTION AND REPAIR 1 Check all disassembled parts for damage and wash undamaged or usable parts in clean diesel fuel or kerosene except rubber parts Inspect all parts referring to these points and repair or replace defective parts 2 Housing casing D The gear pump is originally designed so that the gears come into light contact with the side of the pump body 2 Therefore some evidence of contact can be found around the intake port of a pump once used The normal contact tracing is less than half the length of the gear housing bore and less than 0 05 mm 0 0020 width If width A is more than 0 1 mm 0 004 in replace the gear pump set Inlet Outlet Limited width Fig 9
76. alves oil filter cylinder actuator piping etc The implement lift is operated by a control valve which is actuated by the control lever through a link mechanism ON and OFF of the PTO 1s controlled by a hydraulic wet multi disc clutch whose circuit is opened and closed by an electromagnetic valve in the flow divider The construction and circuit of the hydraulic system are shown in Fig 9 1 and 9 2 Lift arm Remote hydraulic control V V Sub contrel a mm Adjusting Knob i i i i Safety valva i i i Slaw return contro V check V V Fig 9 hydraulic system construction 9 SECTION 2 SPECIFICATIONS T300 T330 2810NEW Lift f Piston and cylinder 1 330 900 At lower link top end Cylinder port leaks min Un 10 Control valve under a pressure of 9800kpa 100 f 0 305cu in With gear oil SAE 80W Cracking pressure f 145 120 main relief valve Relief pressure f 17 145 Delivery 91 efficiency litre cu in mm 31 1 20 4 at 2600rpm Gear pump Rad flow Aui T Suction filter Filtration density mesh 150 Filtration area 11 000 790 uL dac aie Line filter Filtration density mesh 80 Filtration area 31 NOTE Recommendable Transmission oil Manufacturer Product CALTEX Premium
77. amp GPTO Monitor Lamp 8 Cruise Control Lamp Fuel Empty Warning Lamp pressure lamp Charge lamp 9 Glow signal Lamp 49 Turn Signal Lamp 2 CONTROLS Diff Lock Accelerator pedal pedal Lever Brake pedal LH RH 1 Main shift Lever Position Control Lever Sub shift Lever Front Steering wheel AWD Lever Cliath _ Shuttle shift Lever Hyd Flow Control Knob 3 FILLING DIAGRAM amp CAPACITY TABLE FRONT AXLE DRAIN MISSION FILLER FUEL TANK FILLER EX MISSION DRAIN ENGINE FILLER 2 207 X See GREASE FITTING FRONT AXLE 4 5 RADIATOR 1 n 7 n p ENGINE WINDOVY OIL FILLER HOLE DRAINS GREASING POINT B WINDOW TABLE 1 7 Filling point Fillings Quantity Liter gal MODEL T290 T300 T330 28 1ONEW RADIATOR Fresh clean 7L 7L Water L L C ENGINE 5 70 1 51 gal 5 70 1 51 gal TRANSMISSION CASE Gear oil 80 32 8 453 US gal 32 8 453 US gal FRONT AXLE Gear oil 480 or 90 8 2 2 166US gal 8 2 2 166US gal 5 E FINAL DRIVE CASE B FUEL TANK Diesel fuel 33 8 717 US gal 33 8 717 US gal Tire size and inflation TABLE 1 8 TIRE SIZE INFLATION p s 1 4 1 1 2 4 MAINTENANCE CHART inspection replenish and adjustment Replacement A Cleaning and or washing O ENGINE Consult your Dealer Inspection and servicing intervals Hour of operation X10
78. and discharging during operation The water content in the electrolyte gradually evaporates and as a result the level should be inspected at the specific level replenish with distilled water a Temperature correction of the hydrometer reading The specific gravity of the battery electrolyte diluted sulfuric acid varies with the temperature of the electrolyte at a rate 0 0007 specific gravity point for each 1 change in temperature Therefore when the specific gravity of the electrolyte in the battery 1s measured with a suction type hydrometer a temperature E correction should be made using the following formula to permit the direct comparison of the m measured valve with the standard specific gravity at 20 S20 St 0 0007 t 20 S20 Specific gravity at standard temperature of 20 C t Temperature of the electrolyte at the time of measurement St Specific gravity of the electrolyte measured at Insufficient proper Fig 10 1 electrolyte level 1 2 INSPECTION OF ELECTROLYTE 1 3 BATTERY CHARGING SPECIFIC GRAVITY 2 If specified gravity of the battery electrolyte The specific gravity of the electrolyte lowers in lower than 1 220 at 20 battery should as the battery discharges so the battery be recharged because leaving an undercharged condition can be determined by measuring the battery without recharging it will lead to specific gravity The specif
79. and LR 7 STOP LIGHT SWITCH Continuity across each terminal Switched on when actuator is pushed in by about 3 mm 0 12 in assembly 8 PARKING BRAKE SWITCH Continuity across each terminal Switched on when lever is pulled up by about 3 mm 0 12 1n 11 10 Replace a defective switch assembly Replace a defective switch assembly Replace a defective switch assembly Replace a defective switch assembly Replace a defective switch assembly Replace a defective switch assembly 9 HAZARD WARNING SWITCH Replace a defective Continuity across switch assembly each terminal 11 11 SECTION 2 TIGHTENING AND STARTING TORQUE SPECIFIED FOR MAJOR PARTS 1 T290 T300 T330 2810NEW TIGHTENING PARTS BOLT AND NUT TIGHTENING TORQUE HARDNESS f m I Front axle housing 4WD type D Axle bracket Engine tightening bolts M 16 7T 16 0 18 0 2 Front pivot metal support tightening bolts M 12 7T 9 0 11 0 3 Rear pivot metal support tightening bolts M 14 7T 13 0 15 0 Front axle final case tightening bolts M 12 7T 9 0 11 0 9 Bearing cover tightening bolts M 18 7T 20024 6 Wheel shaft cover tightening bolts M 110 7T ouem 720 7 Front wheel tightening bolts M 16 7T 16 0 18 0 Bevel gear case tightening bolts 8 1 3 5 1 6 9 Dif metal support tightening bolts 8 Lo Ring gear dif metal support tightening bolts 8 Bevel pinion
80. aring HL 1 33 Gear helical 19 34 Ball bearing 35 01 seal 36 01 seal D 37 Snap ring 38 Ball bearing 39 Gear helical 19 5 5 1 1 DISASSEMBLY 1 Removal of input shaft and related parts separate the engine from the front transmission referring to the paragraph 3 1 of SECTION 4 SEPARATION OF MAJOR COMPONENT in Chapter 2 a Remove input metal as an assembly using two push bolts M8X2 Note Be sure to screw in the bolts evenly NS 5 i metal Input metal Sleeve Fig 5 9 Input metal and related parts b Remove plate The tightening bolts are applied with adhesive on their threads Plate Fig 5 10 Plate 5 6 c Pull out input gear 19T rearwards d Remove the sleeve metal tightening bolts and take off sleeve metal e Draw PTO drive gear forwards f Pull out main change shaft firstly and remove counter shaft and PTO shaft Fig 5 11 1 2 INSPECTION Before and after disassembly inspect each part for points mentioned below and replace if necessary Inspection items Standard values Usable limits Backlash of each gear measured 0 1 0 2 0 5 in meshed condition 0 004 0 008 in 0 020 in Stepped wear of teeth 0 in 0 3 0 012 in Assembled width of 51 17 synchromesh assembly 2 015 in Synchro hub thrust for shifting 13 0 18 8 Kgf 9 5 28 7 41 515 20 9165 Inspect bearings such as ball bearings and needle bearings for abnormalities in rotation
81. as illustrated Crimping 3 3 REASSEMBLY Reassemble the parts in reverse order of disassembly following these instructions 1 Ring gear Drive pinion and related parts Drive pinton a Apply oil to the drive pinion and related parts ahead of time Then install them and tighten the assembly to the specified torque Tightening torque 1 4Kgf m 9 36 ft lbs d Tighten the drive pinion metal support by providing it with the same shimming thickness that it had when it was disassembled Fig 5 32 5 28 When the drive pinion or the ring gear has been replaced the proper number of shims to be Ring gear tightening 9 0 11 Kgf m installed should be determined based upon the torque 39 8 69 ft lbs following procedure Drive pu metal 5 5 7 Kgf m As shown in Fig5 34 there are two kinds of tightening torque 39 8 69 ft lbs differential side gears Although are case hardened the one installed on the side of the diff lock is treated further and colored black Take care not to mix them when assembling Apply multi purpose quality grease to the parts mentioned below e Tooth surfaces of dif pinions and dif side gears al L e Friction surfaces of dif pinion shafts and dif pinions gt f The Backlash between dif pinion and dif side gear should be within as range of 0 1 to 0 2mm 0 004 0 008 1n and these parts 94 should turn smoothly P oh i
82. assembly in each shimming position 4 Backlash adjustment between the drive pinion and the ring pair Fig5 8 1 As the drive pinion and the ring gear make a pair be sure not to mate them with other parts from differential tractors 5 Adjust the shimming to backlash of 0 1 0 2 mm 0 004 0 008 in The standard shimming 15 0 4mm 0 016 in on both sides 5 40 5 2 PRECAUTIONS FOR DISASSEMBLY INSPECTION AND ASSEMBLY 1 Disassembly When drawing a shifter stay from its shifter be careful not to lose the steel ball It can jump out of the shifter 2 Inspection Shifter disengaging load Main change and sub change 18 22 Kgf 40 49165 AWD change 25 29 kgf 55 64 Ibs Usable limit of shifter disengaging load Main change Sub change 17 Kgf 38165 4WD change 24Kef 53165 Wearing limit of each shifter 0 5 mm 0 02 in 3 Reassembly a lubricate the grooves in the shifters b Each shifter should be installed 1n the correct direction c When installing the shifter on the shifter stay Use the special tool as shown in Fig 5 56 Steel ball m Special tool hifier __ 5 41 SECTION 4 TROUBLESHOOTING 1 WHEEL DRIVE SYSTEM Problems Causes Countermeasures Transmission makes Insufficient or improper lubricant Replenish or replace noise in neutral Excessive splines of change shaft spline hub etc Replace Worn or broken bearings Replace Slide couplings interfering wi
83. d pivot metal support ahead of time 16 At this stage the power steering unit can be removed by disconnecting both right hand and left hand tie rods and removing the unit mounting bolts Note When the pipes related to the hydraulic system are removed their openings should be covered with plastic caps or the like to keep out dust or other foreign matter 2 installation Reassemble in reverse order of removal 1 Install the axle bracket on the engine 2 Retighten the right hand pivot metal support mounting bolts 3 Connect the piping of the power steering system 4 Install the battery bracket and battery 5 Install the radiator and oil cooler on the front axle bracket 6 Connect the upper lower and drain radiator hoses 7 Install the air cleaner assembly and the inlet pipe of the air cleaner 8 Connect the wiring of the head lights and other harness 9 Connect the ground strap and the battery cables 10 Install the engine hood 11 Install the side covers 12 Fill the radiator with coolant 3 SEPARATION OF THE ENGINE AND THE FRONT TRANSMISSION Parts which can be inspected during this operation Fly wheel Main clutch 1 Removal 1 Drain the transmission of the oil In the case of the 4WD version remove the front wheel drive shaft 2 7 FIG 2 11 2 Support the engine on the bottom with a jack or stands 3 Hold the transmission with a garage jack or a crane so that the transmis
84. d side of the transmission case and install a compression gauge to measure the pressure Keep the engine speed at 2600 rpm and shift the position control lever at the highest position 2 Control valve coupler 3 Remove the plug in the hyd pump flange h d Fig 9 10 relief valve circuit measure it Measurement the Pressure must be done 3 times and should be set within specified pressure Specified relief pressure 145 5 L 9 8 5 GEAR PUMP 1 GENERAL DESCRIPTION This pump induces fluid from one side and delivers it from the other side by rotating two gears meshed with each other The actual delivery is as mentioned below considering the consequences of fluid temperature and volume efficiency in accordance with revolution speed That is dual pump system 2 Gear pump Flange 2 Housing 3 Drive gear 7 Bushing 5 0 ring 9 Cover 13 Drive gear 14 Gear 15 seal 19 Snap ring 20 Ball 3 OPERATIONS This pump induces fluid from one side and delivers it from the other side by rotating two gears meshed with each other The actual delivery is as mentioned Fig 9 13 Considering the consequences of fluid Temperature and volume efficiency in accordance with revolution speed Fig 9 12 Gear pump 4 Gear 10 Cap ring 16 Socket bolt 17 Washer 5 Bushing O Bushing seal 11 0 ring 12 Housing 18 Drive shafi 9 9 Fig 9 13 Gear pump 4 DISASSEMBLY NOTE 1 Befor
85. d with cross over check valves mark position and remove spring valve pins and balls IMPORTANT Do not use a magnet to remove balls STEP 5 Use a screw driver to release the spiral retaining ring from the groove in the pump body Remove the spiral retaining ring seal bushing o ring and seal ring Remove dust seal from seal bushing STEP 6 Remove thrust washer thrust bearing and thrust washer STEP 7 Cover bolt Cover bolt Turn spool and sleeve assembly until pin 1 parallel to the hydraulic fitting mounting face Remove spool and sleeve assembly from the body STEP 8 Remove pin from the spool and sleeve assembly Remove spool from sleeve and remove centering springs STEP 9 Lubricate and install new o rings onto check valve seat Install check ball retainer check ball and check valve seat into the pump body Make sure the threaded end of check valve 1 facing outward Install and tighten plug to a torque of 11Nm 100 Ib in STEP 11 Remove plug and install a machine screw into the threaded end of check valve seat Pull check valve seat from the pump body and remove and discard o rings from check valve seat Remove check valve ball and check ball Install spool into sleeve Make sure the retainer DO NOT remove the relief valves if alignment marks are aligned equipped from the pump body quipped IMPORTANT Heat from your hands expand spool preventing the spool being NOTE DO NOT remove the chec
86. de if I E Fig 5 21 D Return plate Brake Disc c When installing the return spring use a special tool the snap ring should be securely seated in the groove d When pushing the RBB s 6205 and 6005 into the gear be careful only to push their outer races 4 Bearing ball 6205 5 Gear helical 35T 6 Bearing ball 6005 e Install washer in correct direction f After reassembly check to see that gear turns smoothly by locking the PTO clutch du the dinectin of inxtxzlintinn 3 MAIN CHANGE SUB CHANGE AND 4WD CHANGE GEARS 1 Synchromesh transmission version LN LEL LEL F E l T I Ha i 2 i 1 M il Fig 5 24 Synchromesh transmission version 5 15 Fig 5 25 Main change gear and related parts 5 16 3 1 DISASSEMBLY ELS 1 Rear _ _ transmission i CHASE Fig 5 26 Separation the spacer transmission case and rear transmission case from each other referring paragraph 5 1 in SECTION 4 SEPARATION OF MAJOR COMPONENTS in chapter 2 With this operation the transmission is divided into parts A and B part A includes main speed shift and mechanism and part B includes speed shifting and 4WD shifting mechanisms fig 5 26 Note The separation of the gears mentioned in the figure is possible without dividing the front transmission and the spacer transmission from each other 5 17 1 Disassembly of main change gears main speed
87. e TRB and collar should be replaced as a pair 1 Bevel pinion 8 Lock Nut Fig 6 15 Calking point 2 FRONT DIFF CASE When installing washer and thrust washer apply fresh Molibdenium grease ahead of time b Apply fresh Molibdenium grease to teeth of diff pinion and dif side gear c Each parts should be washed clean and There should be no sharp edge to the surface of thrust washer d When assemble the spring pin Be sure the spring pin should be different direction 05 and 03 e When any of the bevel pinion ring gear TRB collar etc has been replaced inspect the bevel pinion assembly for thrust play in the front axle housing 0 1 0 3 0 004 0 011 1n Specified thrust play mm in Apply molibden grease ees washer Pinion ES thrust washer 5 inj Apply molibden grease Snap ring Fig 6 16 3 DIF CASE AND BEVEL PINION q 2 3 1 5 2 shim 3 shim 4 Parallel pin Fig 6 17 Note Discard the removed straight pin and oil seal and install a new and Oil seal when reassembled because this pin and oil 1 Each friction surface should be coated seal is apt to be damaged when removed with grease 5 Install the bearings from the Axle housing 2 The bevel pinion and the ring gear make And the ring gear and then the ring gear can a distinct pair after a mesh adjustment be assembled from the Axle housing performed at the factor
88. e disassembling the pump wash the outside clean In the course of disassembling operation all disassembled parts should be kept aside in a clean place such as on clean paper or cloth and be handled carefully so as to prevent them from becoming dirty or damaged Check all disassembled parts for damage and wash undamaged or usable parts in clean diesel fuel or kerosene Inspect all parts referring to these point and repair or replace defective parts 1 DISASSEMBLY 1 Remove the key Fig 9 14 Drive shaft key 2 Hold the pump in a vice with the mounting flange turned downward and remove the bolts Fig 9 15 Cover bolt Remove front and rear pump Be sure not to be damaged the o ring or steel ball Front pump Fig 9 16 Front and rear pump Remove the rear pump gt Detach the cover p Remove the o ring gt Remove the bushing drive gear gear and bushing Take care of removing the bushing which is marked and recorded p Remove the bushing seal from the bushing Busting scal Cover O ring Bushing Housing Fig 9 17 Front and rear pump 9 Remove the front pump same as rear pump disassembly 6 Remove the snap ring and extract oil seal from the flange Flange Fig 9 18 Front and rear pump 9 10 3 REASSEMBLY Tightening sequence and torque of the pump Install the rear pump cover tightening bolts gt Install the bushing seal to bushing gt Tightening torque 2 5 2 8 f m gt Inst
89. e throttle lever cable from the fuel injection pump and accelerator pedal cable from the pedal 5 Disconnect the clutch rod and brake rods under the floor FIG 2 25 Diff lock pedal 6 Disconnect the steering cylinder at the hydraulic pump 2 10 9 Remove the parking brake 10 Remove the main shift and transmission range A shift levers The levers can be separated in the middle 11 Remove the control rods of the PTO shift and 4WD shift levers from the transmission 12 Remove the position control levers FIG 2 28 Rubber mounting 16 Lift up the floor slightly with a hoist 17 Disconnect the linear shift control cable fuel hoses and gauge coupler between the fuel tank and floor FIG 2 29 FIG 2 27 position control lever 13 When the tractor 1 equipped with an optional remote control valve remove the remote control valve link 14 Drain the fuel system of fuel 15 Remove four rubber mounts 18 Lift the floor gradually taking care not to allow the shaft of the slow return check valve and its hole in the floor to interfere with each other an FIG 2 33 Front wheel drive 3 Disconnect the brake rods FIG 2 31 Slow return check valve Note Lift up the floor gradually making sure that all relevant wiring Piping and links are disconnected FIG 2 34 Brake rod 4 When the tractor is equipped with an optional remote control valve remove the remote control piping
90. eck the shaft for abnormalities like wear abnormality Replace defective parts Replace the damage etc and replace a defective one metal brake whose thickness exceeds the usable limit 5 Bearings as 14 Check them for abnormalities like hitching irregularity etc in rotation after being washed clean Replace defective ones 6 seals Removed oil seal should be replaced with a new one when reassembled 1 3 REASSEMBLY Reassemble the parts 1n reverse order of disassembly follow these precautions 18 0 708 1 Make sure that oil grooves friction surfaces etc of the brakes are free from matter such as dust iron powder etc to avoid brake lining damage 2 When installing the brake unit on the wheel pinion friction plates and separator plates should be arranged in correct order and never forget to retain the unit with the snap ring 3 Brake metal tightening bolts should be tightened to the specified torque with a torque wrench Standard thickness mm in Usable limit mm in 17 5 0 688 Note Slight scratches on the friction surface can be corrected with sandpaper 1000 3 Separator plate Measure the thickness and replace the plate whose thickness exceeds the usable limit or whose surfaces are damaged Fig 7 9 Fig 7 10 Tightening torque 5 5 7 Kgf m 39 8 50 6ft Ibs Standard thickness mm in 2 5 0 09 0 098 Usable limit mm in 2 2 0 087 7 5 4 Replace the oil seal Install
91. ections or renew wiring Check and renew Check and renew Problems Causes Inoperative Burnt out fuse horn Loose or broken wires of connections Defective horn switch Defective horn 3 GLOW SYSTEM Defective or corroded glow plug does not glow contacts Loose or broken wires Glow monitor Defective glow timer light does not Defective glow monitor light or illuminate monitor and warning check unit glow Discharged Battery IL Loose or defective battery cable heat red connections Burnt out fusible link Faulty wiring Individual Defective glow plug does nor Ae 10 16 Countermeasures Inspect and renew Check circuit before re connecting power Inspect circuit tighten connections or renew wiring Check and renew Check and renew Countermeasures Check battery and charge or renew Inspect clean and tighten connections Check and ensure connectors securely engaged Inspect and renew Check circuit before re connecting power Check glow plug circuit wiring and repair or renew Check and renew Check and renew Inspect Clean or renew Inspect secure repair or renew wiring Check and renew See Light system troubleshooting 4 STARTING SYSTEM Problems Starter motor does not spin Engine cranks slowly Causes Discharged battery Defective stop light switch Defective key switch Defective starter motor connections or loose battery connections Faulty starter mo
92. edal free play Brake performance Lever performance Every lever should work positively Ab 50 1 97 on circumstance Steering wheel free play Toe in Front wheel hub greasing Check every 0 hrs 2 to 6 mm 0 08 0 24 in Inject grease after every 300 hrs Retightening ball joints of steering system Check after every 300 hrs Wheel All should be tightening tighten bolts Greasing each nipple Replenish every 50 hrs Everyday in dusty condition Loose bolts and nuts Check every year Electric wiring of of joo o j L Poff of LL LL of E E E E E E E E 11041 42 22 LL
93. er assisted steering system SECTION 1 GENERAL DESCRIPTION The hydraulics of this power assisted steering system are actuated by a specially designed steering valve system Non Load reaction valve blocks the L R cylinder ports in neutral condition and does not transmits the reaction load of the tire to the steering wheel in neutral Generally the system 1 used for the vehicles that treat heavy equipment or low speed traveling Hydraulic circuit consists of Independent system The oil from tank flows into gear pump of orbitrol via filter and the quantity of oil in the proportion to the rotations of steering wheel flows into steering Cylinder Via R port at right turn and via L port at left turn As follow figure shows components composition of power steering system on the vehicle with the Orbitrol Fig 8 1 2 Gear pump 5 Steering Control Unit 8 1 SECTION 2 SPECIFICATIONS 1 GEAR PUMP MODEL 2810NEW Delivery cc rev 90 48 oo o 4 8 Maximum pressure kgf 180 180 Rated operation speed rpm 500 3500 Rotation direction C C W as viewed from shaft 2 Power steering valve Unit orbitrol MODEL 2810NEW Model number UBSIIOBOSAWD Displacement cc rev 1 5 69 Rated flow min NENNEN 16 Maximum system pressure kgf NENNEN 140 Max back pressure kgf NENNEN 10 Max temperature C BEEN 95 Input torque N m 0 2 Main relief pressure setting kgf 110 at 8 min Recommended filtration 1504
94. erse order of disassembly in accordance with the following instructions 1 Be sure to keep oil off of the clutch disc the pressure plate and the flywheel 2 Apply a thin coat of molybdenum disulfide based grease to resolving or sliding parts prior to reassembly 3 When installing the clutch disc on the flywheel turn the longer protrusion of the hub towards the flywheel The reverse installation will damage the clutch cover or the disc When installing the dual clutch assembly use a special tool Note Tighten the bolts with specified Torque 4 The dimension between flywheel surface and clutch face is 36 0 1 0 P type 35 0 X 1 0 IP type And needless to adjust 2 CLUTCH SHAFT AND RELATED PARTS 1 disassembly 1 Remove the tension spring and extract the sleeve 2 Remove the wire which 1 retaining the taper pin 7 Clutch shaft comp 2 Release fork Taper pin Wire Grease fitting Fig4 8 Main clutch and related parts 3 Remove the grease fittings from the clutch shaft ends 4 Turn the release fork upward and pull out the taper pin Then draw the clutch shaft 2 Inspection 1 Inspection of release bearing The release bearing 1s of the grease sealed type but when the grease in the bearing reaches a low level or the bearing does not turn smoothly due to damage or seizure replace the bearing Note The release bearing should not be washed 4 5 2 Inspection of sleeve Ensure smoo
95. formation and burning A seriously damaged or worn disc should Specified values Usable limit 3 0 1mm 2 5 mm 0 118 in 0 098 in 0 2mm 0 008 in be replaced Inspection Items Disc thickness Surface flatness Usable limit 0 087 in 0 075 in 0 008 in Specified values Usable limit 0 2mm 0 008 in Fig 5 19 e If the combined thickness of the return plate and brake disc deviates from the specified value replace both parts Specified values Usable limit 5 5 0 18 5mm 0 217 in 0 2 in Inspection Items Combined thickness of return plate and brake disc Fig 5 20 f Also inspect other parts for wear and deformation and replace them if necessary Note Seal ring and the two seal rings should be replaced as a pair 2 3 REASSEMBLY Reassemble the parts 1n reverse order of disassembly following these instructions Note Each parts should be washed clean before reassembly Apply multi purpose quality grease to needle bearings in advance Each bolt and nut should be tightened to the respective specified torque table Every time a gear is installed its smooth rotation should be checked Every snap ring should be seated securely in its groove a When installing seal rings apply fresh oil ahead of time and install them carefully so as not to damage them b Install the return plate with the press processed side turn towards the brake disc M broken Si
96. g FIG 4 3 Clutch assembly Note When removing the bolts loosen them gradually in diagonal sequence Take care not to let oil get on the clutch facing 1 2 Inspection of the clutch disc Install the disc on the input gear and inspect the rotation play If the measurement deviates from the specified value Replace the disc Fig 4 4 Clearance for spline 1 3 Inspection of pressure plate and flywheel 1 Inspect the diaphragm spring surface for up and down scratches stepped wear or oil stains 2 Check the height differences of diaphragm springs 3 If damage 1 found on the pressure plate The clutch cover must be replaced 4 Shallow scratches may be repaired with a sand paper but excessive wear or damage must be replaced Fig 4 5 pressure plate fly wheel Note The causes of oil stains must be located and necessary corrective measures must be taken 1 4 Inspection of pressure plate 1 Inspect the pressure plate friction surface for up and down scratches stepped wear or oil stains 2 Measure the deviations of pressure plate If the measurements are beyond the usable limits replace the pressure plate 3 If Wearing only outside but inside of diameter is within usable limits replace regardless clearance 1 5 Inspection of guide ball bearing flywheel 1 If the bearing does not turn smoothly due to damage or seizure replace the bearing 1 6 of main clutch Reassemble them in rev
97. ge the cores so perform the air delivery carefully watching the pressure gauge Water leaks are inspected by watching for rising air bubbles ir Air bubbles Pressure Leaking E ux ius T EE COrerflaw pine Radiator Water basin dis FIG 3 4 b Leak test with a radiator cap tester With the inlet and outlet pipes plugged up and the radiator filled with water replace radiator cap with a radiator cap tester as shown in the figure Pump up the pressure in the radiator to the specified value and check to see if there are any leaks in the radiator When the radiator is water tight the pressure indicated on the pressure gauge does not increase but if there are leaks the pressure decreases This tester 1s also applicable for leak tests for the whole cooling system not only for the radiator The test method is the same as mentioned above 3 3 FIG 3 5 2 Inspection for radiator clogging To inspect the radiator cores to see 1f they are clogged with fur or rust remove the radiator cap and check for transparency of the coolant and for rust or fur formation around the radiator throat inside the radiator If some rust or fur has formed or the coolant transparency is very poor the radiator should be cleaned a Cleaning the radiator inside Place the radiator upside down and supply pressurized water from a faucet to the lower tank draining through the upper tank as show
98. haft 16 Seal a Remove the rear hitch and the trailer hitch b Remove bolt 3 and Extract PTO plug 2 rearwards c Extract PTO shaft 15 rearwards and remove the change gears and related parts d Remove gear spur 37 6 5 27 3 2 INSPECTION Before and after disassembly inspect each part for the items mentioned below Parts which deviate from the specified values should be replaced Wash clean all disassembled parts and check them for wear damage deformation Burning etc Defective parts should be corrected or replaced As the drive pinion and the ring gear make a pair they 1 Drive pinion should be replaced together even if only one is found to 2 Tapered roller bearing be defective 3 Drive pinion metal 4 Tapered roller bearing Backlash between the drive pinion and the ring gear 5 Nut M30X1 0 6 Gear Backlash 0 1 0 2 mm 0 004 0 008 in b Be sure that the starting torque of the drive pinion meets the specified Backlash between the diff pinion and the dif side gear level Backlash Starting torque 8 11 Kgf m 0 004 0 008 in 0 08 0 1 IKN cm When the backlash exceeds 0 5mm also inspect the thrust collar for wear defective collars should be replaced Disengaging the resistance of PTO shifters Standard Value 18 22Kgf 40 49165 Usable limit 17 38 Ibs c After the starting torque has been adjusted to the specified level crimp the Measured at the shifter lock of the nut at one point
99. he cleaner exterior for cracks deformation or damage and repair or replace if necessary 2 Check each packing for fatigue or damage and replace if necessary 2 Inspection of rubber hoses Check the rubber hoses for fatigue or damage and replace if necessary 3 Inspection of the paper element To check the element for damage Dry it sufficiently after washing and put an electric bulb in to the element and look for damage FIG 3 12 Element check Note Especially note the glue portions of the paper and metal parts 4 CLEANING THE AIR CLEANER Clean the air cleaner after 100 hours of operation or less depending on conditions in the following manner 1 When the air cleaner 1s cleaned or the element 1s replaced dust accumulated inside the air cleaner body should be removed with a cloth As inhaled dust causes engine wear remove a dust accumulated inside the inlet pipe the rubber hose which connects in the inlet pipe and the air cleaner the inlet manifold and inlet port 1 When accumulated dust 15 dry When removing the dust in the element hold the element by a hand and pat the side wall with other hand Never hit the element against a stone or a concrete wall because that might cause its side wall to peel off apply compressed air from inside of the element to blow dust off while turning the element by hand FIG 3 13 Element Note The compressed air to be applied should not have a pressure of more than 7
100. ic er avity can be permanent battery damage The battery is subject measured ere ally with a suction type to self discharge at a rate as shown in the table hydrometer which must be read properly as below Therefore it should be recharged from shown in Fig 10 2 time to time when storing the battery unused for a long period of time When recharging the battery wash clean the outside of the battery case and the battery posts Check the level of the electrolyte in each cell and replenish with distilled water as necessary Hubber ball Glass Hydrometer Temperature Self discharge Decrease in rate per day specific gravity Correct hvdrometer reading Suction tube V Fig 10 2 electrolyte eravit a ME 5C 0 025 0 005 10 2 1 4 BATTERY TESTING CHARTS Step 1 VISUAL INSPECTION Check for obvious damage such as cracked or broken case that shows loss of electrolyte thermal damage etc Obvious damage No obvious damage Replace battery Check electrolyte level Electrolyte level is below top of Electrolyte level is above top of plates in one or more cells plates in all cells Add water up to just above separators Charge for 15min with 15 25 amp proceed to step 2 50 points or more variation Less than 50 points variation between highest and lowest cell between highest and lowest cell Recharge battery and if 50 points variation persists replace battery Specific gravity Below 1
101. icate or replace 5 Excessive backlash of differential and bevel gear Adjust Different steering angles in both directions DLengths of RH and LH te rods are differen 6 15 7 Rear axle and brakes SECTION 1 GENERAL DESCRIPTION 7 1 SECTION 2 SPECIFICATIONS 7 2 SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY 7 3 Rear axle housing and brake system 7 3 1 1 Disassembly 7 4 1 2 Inspection 7 4 1 3 Reassembl y 7 5 SECTION 4 TROUBLE SHOOTING 7 7 Chapter 7 Rear axle and brakes 1 GENERAL DESCRIPTION The rear axle system 15 of the central axle type which contains the final reduction gears differential gears with diff lock and brakes The power from the engine 15 transmitted to the right and left wheel pinions through the differential gears and reduced in the revolution to the rear wheels by the wheel gears A wet multi Disc mechanical operated brake system is employed Each of the brakes has 2 friction plates and can produce significant braking force with excellent durability The two actuators work to push their friction plates in opposite directions tha
102. if Lock shifter 20 Dif Lock cam 2 O ring 22 Seal shaft 23 Diff Lock Hub 24 Metal Dif Lock 25 Bolt S 26 Spring 27 Iron wire 28 Bolt 29 Pin 31 Pin spring 32 Pin A 1 1 Disassembly 1 Release the bolt and nut and remove them 2 Extract the bearing 13 with a puller and remove wheel gear 16 Fig 7 4 3 Remove the collar and pull out wheel shaft 3 Note Removed oil seal 22 should be replaced with a new one when reassembled 4 Detach the brake rod from actuator 5 Remove plate and the rubber boot 6 Remove the brake metal tightening bolts and remove brake metal 42 with wheel pinion and the disc brake assembly on it 7 Remove the snap ring 35 of wheel pinion 10 Fig 7 6 And individually separate the friction plates actuator and separator plates from each other 6 The actuator can be disassembled by removing Spring 39 Note Be careful to keep the friction surfaces of the linings Actuators and separator plates free from damage and foreign matter Fig 7 6 1 2 INSPECTION 1 Friction plates Replace the plates whose surfaces have been become glossy by carbonization or whose thickness exceeds the usable limit Fig 7 7 3 45 0 1 0 134 3 0 0 118 Standard thickness mm in Usable limit mm in Note Also replace those whose grooves have been worn out completely even if only on one side 7 4 2 Metal brake 4 Wheel shaft Check the pressure plate and brake rod for Ch
103. inder port leaks 5 min or less under a pressure of 100 f Gear oil SAE 80 90 ata temperature of 50 5 C Clearance between 0 01 main spool and casing 8 MAIN RELIEF VALVE T290 T300 T330 28 LONEW 145 5 21 5 L min 9 MAIN GEAR PUMP T290 T300 T330 28 LONEW Efficiency of 92 at 2600 rpm 10 SUCTION FILTER Rated flow 45 min Filtration density 150 mesh Filtration area 7900 11 LINE FILTER Rated flow 32 l min Filtration density Filtration Area 11 8 8 ELECTRICAL EQUIPMENT DBATTERY BATTERY TERMINAL POST Terminal voltage 10 8 V Charge or replace Corrosion DENEN Repair or replace 2 BATTERY CELLS Damage Replace battery 3 ELECTROLITE Specific gravity 1 24 1 26 Correct Level As specified on Replace with distilled case water 2 METER PANEL AND OTHER SWITCHES 1 STARTER SWITCH 18 3017 50BRAC Replace a defective Continuity Across Each Terminal GLOW 3 DEF i switch assembly ON 1 SLARI 2 2 COMBINATION SWITCH ud RG RW RY coding Replace a defective Continuity Across Each Terminal switch assembly 11 9 3 Turn signal switch Turn signal switch 4 Horn switch Horn switch coding l OFF 2 5 PARKING AND LIGHT SWITCH Continuity across each terminal 6 PTO SWITCH Continuity across each terminal Switched on when lever is moved by about 3 mm 0 12 1n across R
104. ing Problems Causes Countermeasures 8 Pump noise 1 Partially clogged suction filter Clean suction piping 2 Air inhaled through suction Inspect and retighten piping and intake pipe connections for pump 3 Loosened pump cover tightening Inspect and retighten bolts 4 Too rich oil viscosity Replace with fluid of adequate viscosity 5 Broken or worn pump parts Inspect and replace defective parts 9 Excessive 1 Dirty fluid Eliminate foreign matter and inspect wear deflection or filters camag eot pump 2 Circuit pressure exceeds pump Adjust relief valve or replace if capacity necessary 3 Oil less operation due to Inspect transmission oil level and Insufficient oil quantity maintain specified oil level by replenishing In either case clean and repair pump parts and replace damaged ones if necessary 10 O1l leaks Broken or fatigues oil seal or Replace outside pump O ring 1 1 Oil leaks from Poorly connected piping Inspect clean and eliminate dust Repair flaws with oil stone if necessary Retighten piping or joints Broken piping Replace with a new one after washing clean related parts 12 Oil leaks Poor oil seals Replace oil seal or bushing if around lift arm 13 Independent 1 Clogged fixed orifice of Flow Disassemble and wash clean PTO clutch slips or divider is too slow in engaging 2 Port B regulated pressure 15 too Inspect and reset pressure slow 3 Clogged PTO pressure control
105. injury or death WARNING Hazard or unsafe practice that can lead in injury or death CAUTION Instructions for the correct operation of the machine which if followed will ensure that it performs at it s best IMPORTANT 1 5 SAFETY SIGNS RECOGNIZE SAFETY INFORMATION This symbol Safety Alert Symbol means ATTENTION YOUR SAFETY IS INVOLVED The message that follows the symbol contains important information about safety Carefully read the message SIGNAL WORDS A signal word DANGER WARNING OR CAUTIONocs used with A DANGER safety alert symbol DANGER identifies the most serious hazards Safety signs with signal Word DANGER OR WARNING are typically near WARNING specific hazards General precautions are listed on CAUTION safety signs CAUTION READ SAFETY INSTRUCTION Carefully read all safety instructions given in this manual for your safety Tempering with any of the safety devices can cause serious injuries or death Keep all safety signs in good condition Replace missing or damaged safety signs Keep your tractor in proper condition and do not allow any unauthorized modifications to be carried out on the Tractor which may impair the function safety and affect Tractor life PROTECTION CHILDREN Keep children and others away from the Tractor while operating BEFORE YOU REVERSE Look behind Tractor for children Do not let children to ride on Tractor or any implement 1 6 USE OF ROPS AND SEAT BELT
106. it and transmission 15 Remove the fuel tank and tank stay range shift levers 16 Remove the floor frame The lever can be separated in the middle 17 Drive a chock between the front axle 7 Disconnect the PTO change and 4WD change housing and axle bracket rods from the transmission ge cues FIG 2 43 Chock 18 Place a jack under the bottom of the spacer transmission case to support FIG 2 41 operator s seat 19 Lift up the rear transmission and remove the 2 14 right and left rear wheel 20 Remove two rubber mounts EN Rubber mounting bolts nC L FIG 2 46 sub change metal FIG 2 44 Frame rubber mounts 29 Remove all the spacer rear transmission l case tightening bolts and nuts except the 21 Lift up the rear end of the floor fender bolt assembly by about 10 mm and place wood between the spacer transmission case and 30 Install the rear wheels LH and RH and the panel remained bolts Then turn the rear wheels by 22 Drain the transmission of oil hand to move the rear transmission case away 23 Remove the assembly of the remote control from the spacer transmission case valve and piping 24 Remove the suction and delivery pipe 5 mike F A a 7 i Em a m a P a pi T E er e p a t k Ar Qa _ a UE AH 52 ze rum gt
107. ju Raising Fig 9 44 9 22 2 Lowering position If main spool moved to lower positions pump 1s unloading and the lift arm moved to lower position by flowing to tank in the cylinder T be 8 ams 1 Fig 9 45 9 23 External pressure Pump Pressure Unload Cylinder Brake pressure Tank Pressure Lowering 5 SERVICING INSTRUCTIONS 1 Required tools 6mm set screw wrench and torque Wrench 19mm spanner and torque wrench 22mm spanner and screw wrench conventional screw driver 3mm 0 12 in in blade width plastic rod 010mm 0 394 in Oil stone cleanser tweezers etc 2 Tightening torque Description Tightening torque Kef m ft Ibs Plug M16 35 25 3 Plug 25 184 Sunk Plug 2 5 18 1 Spool head 0 8 5 8 Stopper bolt 0 8 5 8 3 Disassembly Main spool and related parts Remove the snap ring E and draw out the main spool carefully Note The main spool and spool head are screw fitted so they can be separated from each other But they are tightened with adhesive applied so they should not be disassembled unless required Holding check valve and related parts Remove the plug and take out the spring The poppet can come out only by slanting the casing and if not remove it with pliers Unloading valve 1 compensator Remove the plugs from both sides and take out the
108. k valve installed Allow the spool to cool and repeat STEP 11 STEP 12 Assembly NOTE During assembly lubricate at all parts with clean transmission oil STEP 10 amp Adaptor scrpw Install the centering spring installer through the slot in the sleeve assembly Arrange the four centering springs as shown install one end the springs into the slot in the centering spring installer Make sure the notched side of the springs is towards the sleeve assembly Compress by hand the the other end of the springs and push into the sleeve assembly NOTE Make sure the centering spring notches locate correctly into the sleeve STEP 13 STEP 15 install pin into sleeve assembly and install sleeve into the pump body Install spiral retaining ring into the the groove in the NOTE Heat from your hands may expand spool and PUtp body Use a screwdriver to make sure the sleeve assembly preventing the assembly being spiral retaining ring 1s located correctly into the installed DO NOT use force to install spool and groove in the pump body sleeve assembly Allow the assembly to cool and STEP 16 repeat STEP 13 STEP 14 Carefully turn sleeve assembly until pin 1 parallel to hydraulic fitting mounting face as shown Install thrust washer thrust bearing and thrust washer onto spool lubricate a new o ring and seal ring install o ring into the pump body and install seal ring onto spool Install the seal bushing
109. l valve 4 Stuck poppet unloading valve 2 1 Stuck poppet 2 Poor valve seat 3 Poor O ring 1 Slow return check valve knob is turned to the lock position 2 Stuck poppet of slow Return check valve 3 Seized lift shaft 4 Stuck main spool 1 Above mentioned causes can also be possible 2 Insufficiently lowered control lever 3 Excessively closed slow return check valve 1 Maladjusted lever stopper check valve 2 Poor link mechanism 1 Excessively high working pressure 2 Too high or low viscosity of working fluid 3 Insufficient fluid 9 30 Countermeasures Repair according to above instructions Inspect readjust or replace link mechanism if necessary Replace spring Correct minor flaws with an oil stone Lap after disassembling cleaning repairing flaws with oil stone Replace valve Replace Turn knob to fast position Lap after disassembling cleaning repairing flaws with oil stone Apply grease and repair or replace bushings or shaft if necessary Lap lightly after disassembling cleaning and repairing flaws with oil stone or replace as an assembly Repair or adjust according to instructions mentioned above Lower lever sufficiently Open valve sufficiently Readjust lever stopper guide position Inspect readjust repair or replace link mechanism if necessary Inspect and adjust Replace with fluid of adequate viscosity Maintain specified level by replenish
110. lled to the specified torque unloading valve 1 and related parts Install the spool into hole C Fig 9 19 in the correct direction Put the spring in and tighten the plug to the specified torque Unloading valve 20 and related parts Install the spool and confirm that the returns smoothly by the spring force after it 1s compressed by pushing the stopper bolt end and check that 1t slides smoothly Pilot spool and related parts Be careful not to damage the O ring during pilot spool installation After assembly make sure that the spool slides smoothly by pushing the push rod 9 28 SECTION 6 TROUBLESHOOTING Problems Lift does not rise Causes 1 Insufficient engine speed 2 Insufficient transmission oil 3 Air taken in through suction 5 Broken or poor hydraulic pump 4 Clogged suction filter 6 Poor link mechanism 7 Excessive load on lift 8 Broken cylinder 9 Too low viscosity of transmission oil 10 Maladjusted relief valve D Excessive internal leaks 12 Broken flow divider Stuck sequential valve spool 13 Broken control valve Countermeasures Raise engine speed slightly Maintain oil level by replenishing with the same kind of oil Tighten securely or replace broken parts Clean Inspection pump and repair or replace if necessary Pay particular attention to shaft seal because a broken seal sometimes intakes air Inspect adjust repair or replace if necessary
111. lloy COOLANT PASSAGE B AIR C FIN D TUBE FIG 3 3 Radiator assy Radiator cap Hose Radiator Insulator 5 Net comp Net bracket 2 Hose radiator Hose 9 Insulator Clamp 3 2 3 SPECIFICATIONS Description Radiator core type Core train number Radiator fin pitch Thermal radiator area Pressure valve opening pressure Coolant capacity Test pressure 4 REMOVAL OF THE RADIATOR 1 Release the clamp and remove the upper hose 2 Release the clamp and remove the lower hose 3 Release the hose clamp and remove the water drain hose Note Refer to the paragraph SEPARATION OF THE ENGINE AND THE FRONT AXLE BRACKET in chapter 2 for operation up to this step When removing the radiator take care not to damage the radiator cores and oil cooler 5 INSPECTION OF EACH PART 1 Inspection for radiator water leaks Water leaks are liable to occur at the fitting portion between the upper tank and the core section or between the lower tank and the core section If any water leak should occur there repair the leak by soldering Besides making a visual check a more complete inspection should be accomplished as follows a Leak test with compressed air Place the radiator as shown in the figure Close the openings for water inlet and with something like a rubber plug and apply compressed air or 14 2psi through the drain pipe into the radiator Excessively compressed air may dama
112. n in the figure to wash out accumulated deposits Radiator cores Upper tank 3 4 Clean with a detergent When cleaning the radiator with a detergent follow the instructions given by its manufacturer Different detergents have different characteristics b Cleaning the radiator exterior Cleaning the net wire mesh After the tractor has been operated in dusty conditions check the net daily and clean it if necessary Cleaning the radiator cores Clean the radiator cores by applying water spray or compressed air so as to for a right angle with the radiator cores moving water application in parallel Note When cleaning the radiator cores with pressurized water be sure to apply it at a right angle to the cores Slanted application might deform their cooling fins 3 Visual inspection of the exterior parts When the radiator exterior 1s corroded cracked or badly damaged replace the radiator Also replace damaged or fatigued water hoses Retighten loose hose clamps securely if water 1s leaking through the hose clamps securely or replace them if necessary 4 Inspection of the radiator cap Check the radiator cap to see if it functions normally using a radiator cap tester as following 1 05 Kgf 14 93 psi 0 04 0 05 Kef 0 57 0 71psi Pressure valve Opening pressure Vacuum valve Opening pressure Function test The pressure type radiator cap has a pressure valve a vacu
113. n meets the specified level Starting torque is 8 11 Kgf m 0 08 0 11KN cm c After the starting torque has been adjusted to the specified level crimp the lock of the nut at one point as illustrated d Be sure that these parts should turn smoothly When the drive pinion or the ring gear has been replaced the proper number of shims to be installed should be determined based upon the following procedure Crimping Crimping Drive pinion 5 39 8 Sub change counter shaft 1 range 13X20X29T 2 Ball bearing 6207 3 Needle bearing 4 Gear spur 30X35T 5 Washer 25X46X07 6 Ball bearing 6305 Note I Apply grease when installing Needle bearing 2 pay attention to the installed direction of gear spur 30 35 3 After installation be sure to slide smoothly Differential gears 1 rend Fig 5 55 Bevel 10 51 2 Case Diff L 3 Gear bevel 20 5 Thrust collar pinion 6 pinion Diff 12 7 Shaft diff pinion 8 Case Diff 9 plate lock 10 Bolt differential 11 Nut 12 Ball bearing 6011 Note I When assembling without replacing the pinion gear and ring gear with new ones provide the same shimming thickness as that provided before disassembly 2 Backlash between dif pinion and dif side gear should be within as range of 0 1 to 0 2mm 0 004 0 008 1n and these parts should turn smoothly 3 When reassembling the used pinion and ring gear reinstall the same thickness of shims as was installed before dis
114. n of the hydraulic cylinder It has especially been developed to control the working height of the implement It consists of a feed back valve direction control valve flow control unloading valve and holding check valve 4 2 SPECIFICATIONS Maximum operating pressure 300 Kgf cm 4267 psi Maximum flow 30 liters 1831 cu in min C port leaks 10 milliliters 0 61 cu in min Fluid temp 50 C pressure 100Kgf cm 1422 psi Lowering Position ay br Ln L LI 1 3 Raising Position Lu Fig 9 38 9 20 4 3 DISASSEMBLY AND INSPECTION Cg uenia Palve aprin 4 4 OPERATION 1 Neutral position In the neutral position convensater spool 711 in open Unload Main spool 311 and check valve 511 531 is closed and its pressure is enough to rest the force of lift arm Circuit diagram in the neutral position prpssiure ES Pamp lessor ee premure 2 Lifting position As main spool is moved to lifting position pump pressure is increased and open the check valve 511 531 The lift arm moved to lifting position by flowing to cylinder and operate piston Circuit diagram in the lifting position T External pressure aran Pump Pressure 7TZl Til LU ndo EN Reservoir pressure J el mG aL H ank Pressure iri
115. ne 8 of the hub and spline 13 of the gear z 06 DR hl AA ii WM zu 8 Fig 5 7 Complete Synchro ring and cup 5 3 SECTION 2 SPECIFICATIONS 1 WHEEL DRIVE SYSTEM Speed shift range Engine rated rpm 2800 RPM Reduction Speed shift range forward 0 4524 19 42 ratios reverse 0 4398 19 30 x25 36 Main speed shift 15 0 4250 17 40 S 0 5833 21 36 3rd 0 7500 24 32 4th 1 0357 29 28 Speed range shift Low 0 2619 11 42 Mid 0 8276 24 29 High 2 6429 37 14 Drive pinion Ring gear 4 363 Operation Column shift 2 PTO DRIVE SYSTEM PTO shaft size 935 mm 6 straight splines PTO clutch Wet multi disc hydraulic operated clutch THF500 In common with transmission oil 5 4 SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY I INPUT SHAFT AND REVERSE CHANGE GEARS FRONT TRANSMISSION I clutch release bearing 2 Sleeve 3 Spring tension 4 Bolt seal 5 Metal sleeve 6 0 ring G 7 Bolt seal 8 Nut 9 Washer spring 10 Input metal 11 Ball bearing 12 Gear helical 30 13 Gear helical 30 14 Gear helical 25 15 Ball bearing 16 Ball bearing HL1 17 Washer 20X34X03 18 Gear helical 42 19 Snap ring 20 Needle bearing 21 Shaft shuttle 215 22 Synchronizer 23 Needle bearing 24 Snap ring 25 Gear helical 36 26 Washer 20X34X03 Fig 5 8 27 Ball bearing HL1 28 Front transmission case 29 Plate 1 25 X90 30 Seal bolt 31 O1l seal 32 Ball be
116. ntrol valve Control linkage Piston and lift crank linkage PTO change gears Inspection and service of the rear transmission should be performed following the instructions in the paragraph 5 SEPARATION OF THE REAR TRANSMISSION AND SPACER TRANSMISSION 1 Removal 1 Remove the operator s seat FIG 2 58 operator s seat 2 Remove the position lever 3 Remove the lever guide RH 4 When the tractor is equipped with an optional remote control valve remove the remote control lever and related parts from the bracket 5 Remove the back panel 6 Remove the tank cover 7 Remove the wiring for the rear combination lamps and trailer socket coupler 8 Drain the fuel of fuel tank 9 Remove the fuel tank and tank stay bracket 10 Detach the delivery pipe from the cylinder case 12 Remove the slow return check valve along with the shaft 13 Remove the 3 point lift link and related parts from the lift arm 14 Remove the Cylinder case tightening bolts 15 Detach the cylinder case assembly from the rear transmission _ 1 7 i p gt p n e 49 i ma n E Lu T Be PE M MUN 5 im 12 PL d IE k Les a ER 1 L x E J 1 Qe Ada t rJ I f y g AT mp Oe Lp E 1 1 1 iG F P s ail ix 5 8
117. olts or nuts with wire or a lock washer 2 2 sure to wind the wire paying sufficient attention to its winding direction and bend the lock washer for secure looking 4 When locking bolts and nuts with an adhesive apply the adhesive on the thread and tighten securely 5 Apply an adhesive THREE BOND TB1104 to parts through which there is any possibility of oil leaks such as stud bolts and tapped through parts 6 Each lock nut must be tightened securely 7 When tightening bolts and nuts refer to the tightening torque table 8 After installation each grease fitting should be filled with grease 1 When installing grease fittings of type B and C be sure to turn the fitting tips in a direction that will provide easy access for a grease gun 9 Other precautions 1 Be sure not to damage any finished surfaces or parts 2 Always refrain from forcing installation 3 Each lever knob should be installed coated with an adhesive SUPER THREE CEMENT TB1702 4 Each contact surface should be coated with an adhesive THREE BOND TB 1215 and tightened evenly with bolts Adhesive coated surfaces should be installed within 30 minutes after application of the adhesive The contact surfaces should be flawless and free from foreign matter and especially from grease before application of the adhesive 5 Precautions for applying adhesives The surface or the thread where and adhesive 15 to applied should be c
118. ompletely free of chips The surface or the thread where an adhesive is to be applied should be completely free of oil ness 2 3 SECTION 2 OPERATION CHART FOR DISASSEMBLY AND REASSEMBLY BY MAJOR BLOCKS eg Enuckle spindle Power steering center pivat i Air cleaner AXLE BRACKET FRONT AXLE Final case Radiator Differential gear BEngine front parts ENGINE FRONT TRANSMISSION Linear vear eg PTO clutch SPACER TRANSMISSION Main change vear Main counter Gear Speed range vears Drive pinion REAR TRANSMISSION Ring gear Differential gear Rear gears CYLINDER CASE Valve system HEAR AXLE HOUSING Brakes control linkage Diff lock RH Piston and arm Final gear Wheel shaft 2 4 SECTION 3 SEPARATION OF MAJOR COMPONENTS I SEPARATION OF THE FRONT AXLE AND AXLE BRACKET Parts which can be inspected during This operation Center pivot Final case Differential gear 1 Removal 1 Hold the front hitch or the front bracket securely with a crane or stands 2 Support the front axle with a jack 3 Remove both right hand and left hand tie rods 4 Remove the pivot metal bolts 5 Remove the front axle assembly forward FIG 2 4 Front axle Note When working on the 4WD version the drive shaft should be removed ahead of time FIG 2 5 Drive shaft 2 Installation 1 Install the front axle assembly
119. oor ground connection or damage wiring Faulty bulb Defective flasher unit Faulty wiring or connections Inoperative stop light switch See Individual lights do not illuminate Work light switch 1 not turned on See Individual lights do not illuminate 2 INSTRUMENTATION Problems Inoperative or erratic meters Monitor light does not illuminate PTO does not operate Causes Loose or broken wiring Defective meters Defective sensors Defective Voltage regulator Loose or broken wiring Faulty main switch Burnt out bulb Burnt out fuse Defective switch Loose or broken wiring Burnt out fuse Loose or broken wires or connections Defective PTO switch Defective PTO solenoid m N Countermeasures Check and renew Inspect clean and renew Inspect clean and tighten connections or renew wiring Check and renew Check and renew Inspect clean and tighten connections or renew wiring Check and renew See Individual lights do not illuminate Ensure work light illuminates See Individual lights do not illuminate Countermeasures Inspect Circuit tighten connections or renew wiring Inspect and renew Check and renew Check and renew voltage regulator Alternator Inspect circuit tighten connections or renew wiring Check and renew Check and renew Check and renew Check and renew Check and renew Inspect and renew Check circuit Inspect circuit tighten conn
120. or brake arm 1 1 countermeasures Depress pedals positively Adjust Replace Replenish Replace Replace Replenish Adjust Operate brakes properly Adjust Replace Replace Adjust Replace Adjust Replace Replace Chapter Power assisted steering system SECTION 1 GENERAL DESCRIPTION 8 1 SECTION 2 SPECIFICATIONS 8 2 2 1 Gear pump 9 2 2 2 Steering valve 9 2 2 3 Oil tank 8 2 SECTION 3 FUNCTION 8 3 3 1 Open center non load reaction 8 4 3 2 major component of steering valve assembly 8 5 SECTION 4 DISASSEMBLY INSPECTION AND REASSEMBLY 4 1 Major component 8 6 4 2 Special tools 8 6 4 3 Disassembl y 8 7 4 4 Inspection 8 7 4 5 Reassembl y 8 8 SECTION 5 8 8 12 Chapter 8 Pow
121. or pressure plate Repair or replace Fatigued pressure spring Replace 4 8 5 Transmission SECTION 1 GENERAL DESCRIPTION 5 1 1 Wheel driving systemr 5 1 2 PTO drive system 5 1 3 Power train diagrams 5 2 4 Construction and function of synchromesh mechanism 5 2 SECTION 2 SPECIFICATIONS 5 2 1 Wheel drive system 5 2 2 PTO drive system 5 2 SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY 5 3 1 input shaft and reverse change gear Front transmission 5 5 2 change sub change and 4WD change gears 5 11 3 Rear transmission 5 16 4 clutch 5 18 5 Shifters and related parts 5 20 SECTION 4 TROUBLESHOOTING 5 25 1 Wheel drive system 5 25 2 PTO drive system 5 26 3 Power train diagrams
122. orrectly Inspect system tighten connections and repair or renew faulty wiring Check and renew Check and repair or renew Problems Causes Intermittent Alternator drive belt is slipping or low Loose connection or broken cable in alternator charge system output Defective alternator Warning light Faulty external charging circuit dims connections Faulty rotor slip rings or brushes Defective monitor and warning unit Faulty rectifier or rectifying diodes Warning light Defective voltage regulator is normal but battery is discharged Faulty rectifier or rectifying diodes Faulty starter Warning light Loose or worn alternator drive belt is lit durin oR Defective diodes operation Faulty rotor slip rings or brushes Defective starter Defective rectifier or rectifying diodes Warning light Faulty external charging circuit flashes intermittently Alternator s internal connections 10 18 Countermeasures Check and adjust belt tension or renew Inspect system tighten connections and repair or renew faulty wiring Check and repair or renew Inspect system clean and tighten connections Inspect and repair or renew Check and renew Check and renew Check and renew Check and renew Check and renew Check and adjust tension or renew Check and renew Inspect repair or renew Check and renew Check and renew Inspect circuit clean and tighten connections Repair or renew faulty wiring Inspect and
123. osensor generates 14 pulses per one engine revolution The generated pulses are converted into voltage output through a converter Then the voltage 15 divided into three different phase coils through a IC circuit The tachometer pointer 1 swung by the compound magnetic field generated by the three point b Inspection Tachometer The allowable error of a tachometer reading 1 specified as shown on the table below If the reading deviates from the specified value replace the meter assembly 2500 150 Engine speed rpm Allowable error rpm 1 3 Fuel gauge and Fuel gauge sensor a Construction When the fuel tank is full the float 1s at the top and has moved the variable resister to a position of least resistance This feeds maximum current into the meter circuit and the pointer swings fully to the F position Consequently when the fuel level in the tank 1s low everything acts in reverse l Col type receiver Main switch unit uel gauge De Resister type sensor unit Ba Cauge pointer Moving iron Sliding contact Fig 10 5 Fuel gauge sensor 10 5 b Inspection Fuel meter Connect the fuel gauge to form a circuit with the resisters as shown Fig 10 6 and check to see if the gauge pointer swings to each position F 1 2 and E by changing the resistance value If it does not change the gauge assembly Fig 10 6 Fuel gauge sensor variable resistor Check each resistance value
124. r replace Replace Wash clean Replace Wash clean Replace Replace Replace Let tractor warm up sufficiently Replace Replace Wash clean Replace Power Train diagram EM iano Lu an nr Sus m Pg t ft H 7 A 4 oe Y ELIT a Fig 5 57 L CHAPTER 6 FRONT AXLE CHAPTER 6 FRONT 4 6 1 SECTION 1 GENERAL DESCRIPTION 6 1 SECTION 2 6 6 2 SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY 6 3 1 Center pivot 6 3 1 1 Disassembly 6 4 1 2 Inspection 6 4 1 3 Reassembly 6 4 2 Front differential 6 6 2 1 Disassembly 6 7 2 2 Inspection 6 7 2 3 Reassembly 6 8 3 Final case
125. ractor Disconnect battery ground cable before making adjustments on electrical systems or welding on Tractor 1 8 AVOID HIGH PRESSURE FLUIDS Escaping fluid under pressure can penetrate the skin causing serious injury Keep hands and body away from pinholes and nozzles which eject fluids under high pressure If ANY fluid is injected into the skin Consult your doctor immediately PREVENT BATTERY EXPLOSIONS Keep sparks lighted matches and open flame away from the top of battery Battery gas can explode Never check battery charge by placing a metal object across the poles PREVENT ACID BURNS Sulfuric acid in battery electrolyte is poisonous It is strong enough to burn skin cause holes in clothing and cause blindness if found entry into eyes For adequate safety always 1 Fill batteries in a well ventilated area 2 Wear eye protection and acid proof hand gloves 3 Avoid breathing direct fumes when electrolyte is added 4 Do not add water to electrolyte as it may splash off causing severe burns If you spill acid on yourself 1 Flush your skin with water 2 Flush your eyes with water for 10 15 minutes Get medical attention immediately SERVICE TRACTOR SAFELY Do not wear a necktie scarf or loose clothing when you work near moving parts If these items were to get caught severe injury could result Remove rings and other jeweler to prevent electrical shorts and entanglement in moving parts WORK IN
126. re not to interchange them mE While the engine 15 running the transmission gears must be shifted smoothly with the brakes applied Inspection of clutch slippage While accelerating the engine gradually the engine must stop when the clutch 15 engaged gradually with the parking brakes applied and the speed shift levers to 4X4 Fig 4 10 Main clutch Note Adjust the turnbuckle through the opening in the panel with the rubber cap removed Fig 4 11 Dash cover SECTION 4 TROUBLESHOOTING I PROBLEM Clutch slippage The initial stage of clutch slippage 1 very hard to notice but the following symptoms 1 The tractor 1 not generating adequate power when performing heavy duty operations 2 Output is not commensurate to increate 1n engine speed when the engine 1 accelerated suddenly during operation 3 Increased fuel consumption These symptoms are apt to be mistaken for engine problems Clutch slippage that 1s not repaired will result in serious damage such as excessive wear of the clutch facing the clutch cover and even flywheel or clutch seizure TEST METHOD If the parking brakes are applied and the transmission gears shifted to top speed and the engine stops then the clutch is normal But if the engine does not stop it shows that the clutch is slipping Probable causes Countermeasures No play in the release bearing Adjust Broken or fatigued pressure spring Replace Excessive wear of clutch facing Replace Oil
127. rear frame Part No 1260 904 065 0A A WARNING Start engine only from operators seat If safety start switch is bypassed engine can start with transmission in gear Do not connect or short across terminal on starter solenoid Attach booster cables as shown on battery decal and operator s manual Starting in gear causing runaway can result in serious injury Location On dash over side LH Part no 1260 904 062 0A Engine speed rev minX100 Hours recorded Engine coolant temperature Fuel level Engine stop control Lights Horn Engine oil pressure Air filter Battery charge Y gt 2 4 5 2 Pressured open slowly Continuous Variable Warning Hazard warning Neutral Fan Power take off engaged Power take off disengaged Lift arm raise Lift arm lower UNIVERSAL SYMBOLS Some of the universal Symbols have been shown below with an indication of their meaning 9 Corrosive substance Tortoise slow or minimum setting Hare fast or maximum setting Transmission oil pressure Turn signal Transmission oil temperature parking brake Work lamps Differential lock See operator s manual SECTION 1 TRACTOR TYPES AND PUNCHED IDENTIFICATION MARKS The tractor serial number is shown on the left hand side of the tractor as shown in the picture The engine number is stamped on the top of the engine block
128. rs Lites Lites Lites Lites Liters ol 45460 9 090 136 0 181840 227300 27 2760 318220 36 3680 40940 127 2880 20 1 190 9320 f 200 020 f 2045700 209 1160 f 213 6620 f 254 5760 259 1220 263 6680 268 2140 50 2090 270 a 336 4040 340 9500 345 4960 80 363 6800 3682260 372 7720 377 3180 381 8640 386 4100 390 9560 395 5020 400 0480 4045 0 680 90 4091400 4136860 418 2320 4227780 427 3240 431 8700 436 4160 4409620 445 5080 4500540 9 Liters to Gallons IMP gal g 7 4 lxe 20 44000 460 _ 4 8400 5000 52800 590 570 59400 61600 6380 20 8 8000 goj aeoo 130 149600 moo ma aro esa aol 2 18 800 200001 20240 20 4600 20 6800 0 9000 21 1200 213400 21 5600 270 __ 90 Las 11 16 Pounds to Kilograms 29 Kg E 4536 490 5443 5 897 6350 680 728 771 8165 868 10 40 18144 18598 19 051 19505 19958 20412 20 800 21319 21773 22 226 40 60 27216 27 670 28123 28 577 29030 29484 29 938 30 391 30845 31 28 _ 60 80 36288 36742 37195 37 6491 38102 38556 39 010 39463 39917 40370 80 90 40 824 41278 41731 42185 42 638 43 092 43 546 43 909 44453 449 _ 90 x o 2
129. s consists of the engine cranking system battery charging system lighting system meters switches etc For further information concerning the engine cranking equipment and battery charging equipment please refer to the engine manual The battery 15 a power source to activate the engine cranking system lighting system and other electrical equipment The lighting system is used to activate the illumination lights indicators and signal lights The meter is a device that enables the operator to be aware of the present operating conditions oil pressure gauge water temperature gauge thermometer fuel gauge etc are installed All the controls meters and indicators are arranged around the operator s seat for easy Maneuverability readability and convenience SECTION 2 SPECIFICATIONS MODEL T290 T300 T330 28 LONEW PART NAME Specification w Quantity 1 lighting Head lights 50 40 2 Front combination Turn signal lights 21 2 lights Small lights 5 2 Rear combination Turn signal lights 21 2 lights stop lights 21 2 Tail light 5 2 2 Monitoring Meter assembly Hour meter 1 system Fuel gauge Thermometer Pilot light 15 3 Fuses Fuses A 4 with spare fuse 10 6 1 25 10 1 Note When the distilled water 1s added charge the 1 INSPECTION battery to mix it well into the electrolyte before measuring the specific gravity SECTION 3 BATTERY 1 1 INSPECTION OF ELECTROLYTE LEVEL As the battery repeats charging
130. s no responsibility for accidents operating problems or damage caused by the use of imitation parts Also the use of unauthorized parts will result in relatively poor machine performance 2 1 2 PRECAUTIONS TO BE FOLLOWED WHEN INSTALLING STANDARDIZED PARTS 1 Roller or Ball bearings 1 When a bearing is fitted in by the outer race use an installer which is an specially designed to push only the outer race and vice versa 2 The installer must be designed to install the bearing on the shaft in a parallel position 3 When installing a bearing which appears the same on both sides install it so that the face which has the identification number faces in a direction for easy visual identification the bearings which are to be installed 1n the transmission case should be placed so that their identification number faces outward 4 If a shaft or hole where a bearing is to be installed has a stopper the bearing should be pushed in completely until it is seated against the stopper 5 Installed bearings should turn smoothly 2 seals 1 seals installer should be designed so as not to deform the oil seals 2 During installation be careful not to damage the lips and assure that it 1s pushed in parallel to the shaft or hole 3 When oil seals are installed there should be no turnover of the lips nor dislocation of the springs 4 When a multi lip seal is installed the grooves between lips should
131. s of spring 7 without allowing the hub to clear the groove in thrust piece 6 until such time as the friction surface of synchro ring 4 comes into contact with the friction surface of synchro cup 5 2 4 5 ME ap Fig 5 4 Ist stage 2nd stage At the moment when both the friction surfaces come into contact the ring turns by as much as the surplus space in hub 2 for block pin 3 as shown in Fig 5 5 Fig 5 5 Block pin 3rd stage When hub 2 is pushed further the tapered surface the hole of the hub and the tapered surface on the block pin are pressed tightly against each other this pushes synchro ring 4 against synchro cup 5 Consequently as shown fig 5 6 the synchro ring and the synchro cup are pressed more tightly against each other by the resultant turning force of the rear wheel and the thrust of the shifter Ultimately the revolving speeds of the synchro ring and the synchro cup become the same 1 Thrust 2 Resultant force 3 Turning force Fig 5 6 Synchro ring and cup Ath stage When synchro ring 4 and synchro cup 5 reach the same speed the friction force disappears Then the resistance between hub 2 and block pin 3 also disappears to allow the hub to clear the groove on the block pin and to sit on the large diameter area of the pin At the same time thrust piece 6 which has a tapered shape and hub 2 advance smoothly on the pin to complete the meshing between spli
132. s of the sub assemblies of the counter gears and main change gears straight pins etc and install the reverse shift metal on the spacer transmission case Fig 5 33 Main shift lever linkage Fig 5 34 2 Reassembly of sub change gears speed range shift Reassemble the parts in reverse order of disassembly following next precautions and tighten the lock of nut is 8 11 f Be sure to rotate the pinion several times and crimp the lock until the crimped part touched the bottom of the groove a Never forget to install needle roller bearing and collar Crimping 5 22 b Pay attention to the installed direction of gear 7 lan af Si E JT d I AWD shaft Pay attention to the installed direction of 5 23 4 Rear transmission case L ume Th M __ UH rx T m Ji AU i E b Y fs LETS rm Fig 5 38 3 1 DISASSEMBLY Separate the spacer transmission and the rear transmission from each other and then remove the hydraulic cylinder case referring to paragraph 7 1 of SECTION 4 SEPARATION OF MAJOR COMPONENTS in Chapter 2 1 Ring gear Drive pinion and related parts l Diff case L 2 Diffcase R 4 Bolt 5 Nut 6 Diff pinion 12 7 Collar 8 Lock plate 9 Bevel gear 20 10 Thrust 45 58 1 11 Shaft diff
133. shift part of sub change gears speed range shift and shifters a Remove the tightening bolts and pull out the b Pull out assembly of the reverse shifter assembly of the space metal 18 metal main speed shift gears and shifters rearwards by tapping it with a plastic hammer Note Take care not allow the gear to drop as it 1s free when the above assemble 1s removed c Remove the shift stays from the shift metal and remove the gears assemblies as shown Fig 5 29 d Remove bearings and gears from each shaft Fig 5 28 Fig 5 30 2 Disassembly of the sub change gears Speed range shift a Remove the sub shifter and shifter stay b Remove the space transmission case c Pull out the PTO shaft 4WD shaft and gear d Remove the snap ring from the end of the pinion gear shaft e Remove the hub f Remove the sub change gears 3 2 INSPECTION Before and after disassembly inspect each part for points mentioned below and replace if necessary Inspection Item Standard Value Usable limits Backlash of each gear measured in meshed condition 0 1 0 2mm 0 004 0 008in 0 5mm 0 020 in Stepped wear of teeth 0mm 0 3 mm 0 012 in Assembled width of synchromesh 51 17 Murs limension 0 424 2 015in assembly Synchro hub thrust for shifting 13 0 18 8Kgf 9 5 1 Neutral Engaging 28 7 41 416 20 9 16 Thrust play of fixed gears 0 mm 0 5 mm 0 020 in Wear in each shifter 0 5 mm 0 020 in
134. sion case of oil 2 Lift up the rear transmission and remove the rear wheel on the diff lock side FIG 2 51 Rear wheel 3 Remove the diff lock pedal FIG 2 52 Diff lock pedal 4 Remove the brake rods 5 Remove the 3 point linkage and related parts Top link pg A p aie 7 ADJUSTING HANDLE E k E YOKE ROD AND uc y 2 LEVELING BOX ah RIGHT LOWER LINK ae a CHAIN RETENTION SPRING FIG 2 55 Rear axle housing YOKE ROD LH LEFT LOWER LINK FIG 2 53 3 point linkage 2 Reassemble in reverse order of disassembly 6 Support the floor panel with a trestle or the 1 join the rear axle and rear transmission like 7 Remove the rubber mount along with the Note bracket Make sure that the diff lock shifter is fitted into the groove in the dif lock metal 2 Reinstall the other removed parts 3 Mount the rear wheel 4 Refill the transmission with oil up to the specified level Level up to fill the oil can be sought from the rear side of rear transmission case Window Rubber mounting bolts FIG 2 54 Frame rubber mounts 8 Remove the rear axle housing tightening bolts 9 Remove the brake case from the rear transmission case 10 Detach the brake assembly from the rear transmission case 2 17 7 SEPARATION OF THE REAR TRANSMISSION AND CYLINDER CASE Parts which can be inspected during This operation Co
135. sion side can be moved when needed 4 Remove both side covers RH and LH and engine hood FIG 2 13 5 Disconnect the battery cables E The lt 8 Disconnect the hydraulic hose from the power steering orbitrol FIG 2 14 6 Disconnect the panel instrument set removing bolts 4 nos FIG 2 17 Note Disconnect the linear shift control cable Disconnect the cable from both the steering lever side and transmission 10 Remove the mounting bolts and dismounting the dash panel FIG 2 15 Note Tilt the steering column rearwards Lift up the panel set and disconnect the wiring couplers 7 Remove the cover FIG 2 18 hardware Disassembly 1 1 Disconnect the rubber hose from the suction pipe FIG 2 16 12 Wedge both sides of the front axle to prevent the engine from tilting FIG 2 19 Wedging 13 Remove the clutch housing and engine tightening bolts and move the engine forward FIG 2 20 Engine 2 0 2 Engine separation from the chassis When separating the engine from the chassis the following steps are required as well as the ones mentioned above I Lift the engine with the hoist and hold the front axle bracket with a stands or the like 2 Disconnect the upper Lower and drain hoses from the radiator 3 Disconnect the two power steering system hoses 4 Remove the fuel hose 5 Disconnect the the inlet pipe 6 Loosen the right hand pivot metal
136. ssure properly Deflate the air Adjust column Replace column and replenish oil 5 Too much free play of steering wheel Rough touching on tire causes vibration trapped in steering cylinder and pipe line 2 Worn ball bearing 6 Free play steering wheel 1 Insufficient oil in the tank 2 Worn damage steering cylinder 3 Loose spacer in unit 7 Kick back of steering wheel 1 Loose check valve in P port or don t operate 2 Trouble in system Deflate the air Replace Replenish oil Replace oil seal and cylinder assemble spacer parts Adjust check valve consult workshop Problems and probable causes Counter measures 8 Serious kick back each side 1 Poor assemble the gyrotor lower the unit Reassemble 9 Steering wheel is very heavy to begin turning 1 Ouil density is too high or cool Replace oil 10 External Oil leakage 1 column Replace oil seal slide ring 2 End cap gyrotor Replace o ring 3 Tightening Bolt Replace copper washer Torque 1st 175 2nd 280 Chapter 9 Hydraulic system SECTION 1 GENERAL DESCRIPTION 9 SECTION 2 SPECIFICATIONS 9 2 SECTION 3 MAJOR COMPONENT OF THE HYDRAULIC SYSTEM 9 3 1 Hydraulic system 9 3 2 Flow divider
137. stained or hardened clutch facing Repair or replace Deviation of flywheel or pressure plate Repair or replace 2 PROBLEM disengage When the clutch does not disengage properly the transmission gears make noise when shifted or shifting or the gears is difficult Probable causes Countermeasures Worn or rusted splined section of the clutch disc hub Remove rust or replace and apply grease Excessive deviation of the clutch disc Replace Insufficient play of the release bearing Adjust Excessive play of the release bearing Adjust Dried pilot bearing Replace 3 PROBLEM juddering Probable causes Countermeasures Oil stained clutch facing Replace Fatigued pressure springs Replace Hardened clutch facing Replace Deviation in clutch facing Repair or replace Deviation or deflected wear of pressure plate or flywheel Replace Difference in release lever heights Adjust 4 7 4 PROBLEM Abnormal noises There are abnormal noises emanating from the clutch Probable causes Countermeasures Broken or insufficiently lubricated release bearing Replace Seized or worn pilot bearing Replace Cracked disc plate Replace 5 PROBLEM Dashing or shifting The tractor does not starting moving smoothly but dashes or 1 likely to stop when the clutch is operated during a operation Probable causes Countermeasures Oil stained clutch facing Replace Worn clutch facing or loose rivets Replace Deviation or deflected wear of flywheel
138. such as irregularity hitching etc by turning them with pressure applied by hand Replace defective ones Seriously worn or damaged parts should also be placed 5 7 1 3 REASSEMLBY 1 Sub Assembly of reverse shaft and related parts 50000o09 m ooooooc ud i um Tc 1 a Install Synchro cups 34 on gear 16 and gear 21 respectively and retain them securely with snap rings C b Install synchro hub comp 35 and above sub assemblies on reverse shaft 18 Note As each synchromesh assembly maintains a specified installed width be sure not to mix different pairs of the synchro hub comp and the synchro cup c Install washers 15 and 22 and install the bearings positively Note As these washers have their own directions of installation be strict to install them correctly 5 8 2 installation of each sub assembled shaft Install each sub assembled shift into the reverse metal Support Note When installing the PTO clutch assembly apply a thin coat of grease to the seal rings and install it taking care not to damage these rings Apply greas Fig 5 13 5 9 3 installation of input metal and related parts ieai 1 NNNM Fig 5 14 Reassemble in reverse order of disassembly following the next instructions a Install the idle shaft 120 so that the end with the tapped hole faces rearwards that is the
139. t is outward so that stable braking force can be realized in both forward and reverse movements of the tractor A dif lock mechanism which 1 housed in the right hand rear axle housing 1s employed to lock the differential gears and 15 activated by depressing the dif lock pedal resulting 1n the same rotary speeds of both wheels Fig 7 1 7 1 SECTION 2 SPECIFICATIONS Final reduction gears Brake system Friction Plate Separator Plate lype Reduction ratio lype Outer diameter Thickness Lining material Number of plates Outer diameter Thickness Number of plates Metal brake assembly Installed thickness Total brake thickness 7 2 28 LONEW T290 T300 T330 Helical gears Wet multi disc Mechanically operated Q184mm 07 24 in 3 4 0 1 mm 0 134 in Paper base 4 on each side O188mm 7 4 in 2 5 0 09 mm 0 098 in 2 on each side 36 0 1 mm 1 417 in 60 5 mm 2 382 in SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY Separate the rear axle housing from the rear transmission referring to paragraph 6 1 of SECTION 4 SEPARATION OF MAJOR BLOCKS in Chapter 2 1 REAR AXLE HOUSING AND BRAKE SYSTEM Fig 7 2 7 3 1 axle Housing L 2 Rear axle housing R 3 Bolt S 4 Bolt S 5 Bolt S 7 Washer spring 10 Wheel shaft 12 Collar 56X65X240 13 Ball bearing HL 1 14 Ball bearing HL 1N 15 packing wheel shaft metal 16 Wheel gear Helical 54T 17 Stop ring 18 Metal wheel shaft seal 19 D
140. tch disc SECTION 2 SPECIFICATIONS Parts Clutch disc Clutch pedal Items lype Facing material Outer dia Xinner dia spline hub Large dia in Small dia in No of splines Disc thickness free in Surface deviation in Lateral deviation in Vertical deviation 1n Clearance between lever plate and release bearing in Clutch pedal free play in Table 4 1 Description and assembly standard values Dry single Y 02 Y 07 02225 1 0 0150 0 8 025 0 0 984 021 7 0 854 13 8 4 0 3 0 331 0 4 0 016 0 7 0 028 1 0 0 039 2 0 0 079 20 30 0 79 1 18 SECTION 3 DISASSEMBLY INSPECTION AND REASSEMBLY oS L 21 1 MAIN CLUTCH 1 1 Disassembly Note Generally it is impossible to separate diaphragm spring type clutch cover It is principle to replace the clutch with assembly if pressure plate diaphragm spring are needed to be replaced 1 DISASSEMBLY Separate the engine from the front transmission referring to the paragraph SEPARATION OF MAJOR COMPONENT in chapter 2 2 Remove the clutch assembly from the flywheel 4 bolt S 6 Main clutch 7 Clutch disc 8 Clutch cover 9 Pin B 12 Input metal 13 Seal bolt 14 15 Washer spring 18 Metal sleeve 19 Seal bolt 20 O0 ring 2 Sleeve 22 Clutch release bearing 23 Tension sprin
141. test circuitry Repair or renew CHAPTER 11 Service standards and other information SECTION 1 SERVICE STANDARDS 11 1 Engine accessories 11 1 2 Clutch damper 11 2 3 Transmission 11 2 4 Frontaxle 11 3 5 Rear Axle 11 4 6 Power steering system 11 4 7 Hydraulic system 11 4 8 Electrical equipment 11 7 SECTION 2 TIGHTENING AND STARTING TORQUE SPECIFIED FOR PARTS 11 10 SECTION 3 CONVERSION TABLES 11 11 CHAPTER 11 Service standards and other information SECTION 1 SERVICE STANDARDS Part names and Nominal Standard value Usable limits Service instructions inspection items dimensions for reassembly and remarks ENGINE ACCESSORIES CHAPTER 3 1 RADIATOR Coolant capacity Th NI Radiator alone 12 72 Whole cooling system Radiator cap valve operating pressure 0 9 0 15 1 2 AIR CLEANER Element capacity Rated intake air 2 6 Air passing resistance 340 Aq or less Filtering efficiency Total 99 9 or more Cyclone 5
142. th movement of the sleeve If it does not move smoothly clean and grease it Use heat proof grease 3 Inspection of tension springs If there are some broken tension springs replace them 4 Inspection of the fork Inspect the contact faces of the fork and the sleeve If there 1 abnormal wear make repairs or replace the fork or the sleeve 5 Inspection of the clutch shaft The clutch shaft must be revolve smoothly 3 Reassembly Reassemble the disassembled parts 1n reverse order of disassembly pursuant to the following instructions 1 Each sliding part should be coated with heat proof grease 2 The clutch fork taper pin should be locked securely with wire 3 Smooth movement of each part should be conformed 4 The release bearing must be installed in the correct direction Ses yc Cluteh release bearing a Fig 4 9 Release bearing 3 FINAL ADJUSTMENT OF THE CLUTCH PEDAL 2 Adjust the clearance between the safety Clutch pedal play switch and the bolt head to 38 10 1 496 1 Loosen the lock nuts on the clutch rod and adjust the in so that the switch will turn on only clutch rod length to achieve 20 30 0 79 1 18 in when the clutch is disengaged to allow the pedal play Retighten the lock nut securely engine to start Note 3 Inspect the clutch action One lock nut has a right hand thread and the other has Inspection of clutch action and slippage left hand threads so take ca
143. th the gears due to worn Replace or deformed shifters Gears make a noise Improperly disengaged clutch Repair or replace when shifted Clutch pedal play Wear in width of gears splined hubs collars etc Replace Detective Change shift fork Replace Gears disengage by Broken shifter springs Replace themselves Wear in width of gears splined hubs collars etc Replace Gears do not engage or Improper disengaged shift lever Repair or replace di si S Gears are locked due to foreign matter between them Remove the foreign matter 5 42 2 PTO DRIVE SYSTEM problem PTO does not spin with PTO shifted to ON PTO spins but does not produce sufficient torque PTO does not stop when PTO switch 1s shifted to OFF PTO follows too much when PTO switch 1s shifted to OFF Causes PTO shift lever 1s 1n neutral Defective PTO switch Clogged PTO valve Poor Pump Defective solenoid valve Worn clutch disc Broken or fatigues seal ring at clutch Loose joint or broken O ring of delivery valve Poor pump Clogged PTO valve Defective PTO valve solenoid Poor PTO valve contamination Broken clutch piston return spring Poor switch Improper oil Insufficient warming up Poor PTO clutch brake Weak or broken piston return spring Poor PTO valve contamination Deflected clutch plate 5 43 Counter measures Shift lever positively to ON replace Wash clean Replace Replace Replace Replace Retighten o
144. the bearing snap ring and collar into the axle housing and then press in the oil seal by applying force only to the circumference as shown in the figure Fig 7 11 Apply force only to the shaded parts Take care not to deform these portions 5 press in the wheel shaft 6 Install the wheel gear and bearing on the wheel shaft and retain them with nut 7 Apply adhesive THREE BOND 1215 to the contact surfaces of the brake metal and housing and then retain the plates by tightening the nuts to the specified torque Tightening torque 0 6 0 8 Kgf m 4 3 5 8ft Ibs 7 6 Apply adhesive TEH1215 Take care not to deform the oil seal Fig 7 12 SECTION 4 TROUBLESHOOTING Problem 1 Rear axle Worn or damaged bearing Noises Worn gear or wheel shaft 2 Brake system Insufficient depressing of brake 1 Insufficient braking force Improper pedal free play Worn friction plates Insufficient brake oil 2 Brake noise Broken actuator spring Eccentric wear of actuator Insufficient oil 3 Brake overheating Excessive pedal free play Improper operation Improper brake m free play Broken actuator spring disengaged completely Broken pedal spring Improper free play adjustment 5 Not uniform braking Worn actuator ball Improper adjustment of brake rod 6 Excessive pedal play Worn actuator fork tightening bolt Worn brake shaft
145. tightening bolts beforehand 7 Separate the engine from the front axle bracket 3 INSTALLATION REASSEMBLY IN REVERSE ORDER OF REMOVAL 1 Install the engine on the front axle bracket 2 Retighten the right hand pivot metal tightening bolts 3 Connect hoses 4 Assemble the engine and the front transmission Note Apply small mount of grease to each of the sliding parts Be careful not to apply excessive amount of grease as this could cause clutch slipping During operation be sure to avoid any of the reassembly operations that may place load upon the input gear 5 Install the hydraulic system piping 6 Install the dash panel 7 Install the wiring and rods 8 Install the covers 9 Connect the panel set wiring and then install the panel 10 Connect the wiring for the engine 11 Connect the battery terminals 12 Install the engine hood and side cover 4 SEPARATION OF THE FRONT TRANSMISSION AND SPACER TRANSMISSION Parts which can be inspected during This operation 7 Remove the slow return check valve knob PTO clutch 8 Linear shift gears and related parts j i Main change gears 1 Removal A Removal of the whole floor 1 Remove the side covers LH and RH 2 Disconnect the negative battery cable 3 Detach all the wiring relevant to the removal of the floor FIG 2 23 Slow return check valve 8 Remove the diff lock pedal FIG 2 21 4 Disconnect th
146. to flow from port P to port B through the fixed orifice 9 4 When the solenoid is switched ON The fluid from the pump flows to port B through port P the pressure reducing valve and the changeover valve The pressure of the PTO clutch circuit and that of passage 2 the same and will be set as 2 The pressurized fluid acts on the left hand side of the valve passing through port its pressure will be set as P As passage 1 and passage 2 are interconnected then gt The force imposed upon the left hand side of the valve is whereas the force imposed upon the right side of the valve is plus the spring force Consequently the spool is pushed leftwards Here port A is blocked so the fluid from the pump is branched off to the PTO clutch Fig 9 4 1 Passage 1 2 passage 2 3 Pressure reducing valve 4 Changeover valve 5 PTO clutch 6 To control valve When the solenoid is switched OFF The fluid in the clutch 1 unloaded to the bank through port B Consequently pressure P2 at passage 2 becomes zero whereas the pressure at passage 1 15 P1 Then the force imposed upon the left side of spool P1 overcomes the force imposed upon the right side P2 spring force so that the spool is pushed rightwards to connect port P and part A Therefore no fluid from the pump is branched off to the clutch that is all fluid flows to the control valve control valve
147. tor Defective master brake pedal Faulty reverse or forward pedal Defective push switch Defective controller Discharged battery Excessive resistance starter circuit Defective starter motor Tight engine 5 CHARGING SYSTEM Problems Battery 1s low in charge or discharge Alternator is charging at high rate Battery 1 overheating No output from alternator Causes Loose or worn alternator drive belt Defective battery It will not accept or hold charge Electrolyte level is low Excessive resistance due to loose charging system connections Defective alternator Defective battery Defective Alternator Alternator drive belt is broken Loose connection or broken cable in charge system Defective voltage regulator Defective alternator 10 17 Countermeasures Check battery and charge or renew Check and renew Check and renew Check clean and tighten connections Inspect repair or renew Inspect and try to push brake pedal Inspect adjust neutral Check and renew Check and renew Check battery and charge or renew Check circuit connections and repair or renew faulty wiring Refer to the engine manual Refer to the engine manual Countermeasures Check and adjust belt tension or renew Check condition of battery and renew Check clean and tighten circuit connections Check and repair or renew Check condition of battery and renew Check and repair or renew Renew and tension c
148. ttery cable connection Loose wire harness connectors Burnt out fuse or fusible link Faulty wiring Defective light switch Several light bulbs burnt out due to defective voltage regulation Burnt out bulb Defective or corroded bulb contact Burnt out fuse Loose or broken wires Poor ground connection Faulty voltage regulator Blown fuse Inoperative flasher unit Inoperative turn signal switch Defective wiring or connections 10 14 Countermeasures Check battery and charge or renew Inspect clean and tighten connection Check and ensure connectors securely engaged Inspect and renew Check circuit before re connecting power Check lighting Circuit wiring and repair or renew Check and renew Check and renew voltage regulator Alternator Check and renew Inspect clean or renew Inspect and renew Check circuit before reconnecting power Inspect secure repair or renew wiring Inspect clean and tighten ground connection Check and renew voltage regulator Alternator Inspect and renew Check circuit before re connecting power Check and renew Check and renew Inspect circuit clean and tighten connection Repair or renew wiring if necessary Problems Individual turn signal light does not illuminate Turn signal pilot light 1 inoperative Stop lights does not illuminate Inoperative work light Burnt out bulb Causes Corroded or loose bulb contacts P
149. uence shown NOTE The torx head bolts must by dry and clean of oil STEP 23 Install a new dust seal into seal bushing STEP 24 Install clean transmission oil into the return port and supply port Cover all the ports with a clean cloth and slowly turn the pump input shaft clockwise and counterclockwise STEP 25 Repeat STEP 24 until the steering hand pump is primed of oil STEP 26 Lubricate new o rings with clean transmission oil Install the o rings onto the fittings Install and tighten the fittings Volume rev Tighten torque f m 2152250 2 5 217 2 4 369 737 2 9 SECTION 5 TROUBLESHOOTING Problems and probable causes 1 Steering wheel 1s very heavy to turn 1 Poor assemble between steering column and unit 1 Spline of column and unit are assembled tightly 2 Spool of unit is seized by spline of column 3 Poor rotation of column 2 Insufficient pump pressure or fluid volume 1 Check pump delivery Unit volume X 120 rpm 1 15 2 Check oil tank fluid volume 3 Check pump pressure 3 Trouble internal steering unit valve 1 Low setting pressure of relief valve 2 Ball nut heavy to work 4 Trouble machine mechanism 1 Poor link work 2 Excessive sector gear pre load 2 Return to neutral is too slow 1 Poor assemble steering column and unit 1 Poor assemble to center between column and unit 2 Column assembly face depressed unit bushing 2 Depressed control set spool sleeve
150. um as shown in the figure Both valves are held against there seats by springs while the pressure in the cooling system remains within a specified range thus keeping the cooling system air tight When the pressure in the radiator rises higher than the specified valves it overcomes the force of the pressure valve spring and open the pressure valve to release excess pressure through the overflow pipe as shown in the figure Yacuum valve Pressure valve FIG 3 8 When the coolant temperature falls enough to cause the vapor to condense in the cooling system and decrease the coolant volume the radiator pressure becomes negative When this occurs the vacuum valve opens to let outside air into the radiator as shown in the figure thus preventing the radiator from being deformed 6 RADIATOR REASSEMBLY Reassemble the radiator 1n the reverse order of disassembly Note The rubber hoses should be clamped securely and must not interfere with the cooling fan The radiator cores must not interfere with the cooling fan 7 DAILY INSPECTION 1 Coolant level inspection and coolant replacement When the radiator 1 hot after operation be sure to wait until the coolant cools down sufficiently before removing the radiator cap If this is not done heated vapor might burst out and cause burns Use fresh water from a faucet as the coolant When the coolant is replenished or changed let the engine idle for a while
151. vance The shim of the roll bush should reach position as shown Fig 6 7 In other words the seam should be in a position which 1 free from any load 6 4 Axle hracket Joint Ball LH oltifine Ball joint Joint Ball RH E 0 Washer Apply Lock tite 277 y Be gure bo bene Confirm that there no foreign niatbers or oil etec Pivot metal F Axle housing Pivot metal R Fig 6 9 Fig 6 7 Note Slanted or forced installation of the bush should be avoided and the bore surface of the bush should not damaged 3 Pay particular attention to the installed direction of thrust collar that is with the sharply edged face turned towards the bevel gear case 4 When the thrust collar has been replaced or the fore and aft play of the front axle exceeds the usable limit correct play by screwing in the adjust bolt on the top of the pivot metal F Note After correcting the pivot metal play tighten the lock nut of the adjusting bolt to a torque of 11 7 13 7KN cm 1200 1400 kgf cm 5 The reassembled front axle should rock smoothly while pivoting 6 When the tie rods are reinstalled the toe in should be adjusted At the same time the steering angles of the both wheels should also be adjusted 7 Be sure the dimension C and D is same size and Adjust E and F as same dimension Top view Fig 6 8 6 5 2 FRONT DIFFERENTIAL Oil seal 3 Pinion bevel 8T 4 Gear bevel 35T 5
152. ven coat of oil dissolved minimum on the drive pinion teeth and turn the drive pinion on the ring gear to check the tooth bearing by observing the bearing traces on the ring gear Correct Contact When drive pinion and ring gear meshed correctly with each other and their backlash 1s within specified range contact is in middle of ring gear tooth and 1 approximately 75 of total tooth width Excessive backlash Move differential case and shims from right side to left side See Assembly and installation Tip contact Root contact Inadequate backlash Move differential case shims from left side to right side See Assembly and installation Toe contact Too little engagement Remove some drive pinion support shims See Transmission REAR TRANSMISSION ASSEMBLY Setting cone center Heel contact Too much engagement Add some drive pinion support shims See TRANSMISSION REAR TRANSMISSION ASSEMBLY Setting cone center INSTALLATION OF A NEW PAIR OR RING GEAR AND DRIVE PINION use a new pair of ring gear and drive pinion delivered from the manufacturer Never mix its components with those of other pairs Note Every ring gear dive pinion pairs 15 adjusted and inspected for tooth contact individually at factory 2 Adjust the backlash between the ring gear and drive pinion to be 0 1 0 2mm 0 004 0 008 in by shimming the drive pinion metal and right and left dif case metal and make sure that their tooth contact 1 proper 5
153. ver bolt 6 2 Cover bolt 1 3 End cap 1 4 Gyrotor 1 5 Spacer 1 7 Spacer plate 1 Driver shaft 1 9 Pump body 1 10 Sleeve 1 11 Spool 1 12 Pin 1 13 Center springs 6 15 Thrust washer 2 16 Thrust bearing 1 17 O ring 1 18 Seal ring 1 19 Dust seal 1 20 Retaining ring 1 21 Seal bushing 1 22 1 23 1 24 Screw 1 25 Ball 1 8 7 2 SPECIAL TOOLS 4 Torque wrench Torque 5 f m 1 2 5 127 12 socket 1 3 Driver big 1 Driver small 1 9 Centering spring installer 1 P N 600057 6 plastic hammer 1 D grease jaw vice 1 9 marking pen 1 3 Disassembly STEP 1 secure the steering hand pump body in a clean soft jaw vice do not over tighten the vice Remove the fittings remove and discard the o rings Make a note of the position of the sensing hose fitting STEP 2 Put alignment marks A on body plate stator and end cap Remove bolts and end cap remove and discard o ring STEP 3 Remove spacer stator and rotor remove and discard o ring Remove drive shaft and plate Remove and discard o ring Remove the pump from the vice and place on a clean Work surface 8 8 STEP 4 For pumps equippe
154. w Ih FHT HT FTT TI CRUISE S W E 14 m t M TA feele ime NS eal a Tin rures TRUN SIGNAL STOP Lanp Rts REAR Ec ma QU B 22 1 ENGINE STOP VALVE 0816221 WORKING LAMP COMBINATION SWITCH TEMP SEEN 401 PRESSRE ve SENSER GEN Fh n GAUGE FUEL IBI 22 GONDUTR TPANEL BATTERY 8 TONO NAR FENDER RIO lt 00 T dq a TRAILER SOCKET IST SA T m n FUSIBLE LINK 1 8 FLW O 5 GREENI zn r Hm LEER 5 HEADL IGHT LH Eu T Eu Em re T ji mig Eur Ebr qp m _ L c CLOW RELAY az nz Lo i mo Fan Bg FUSIBLE LINK TURN SIGNAL TAIL LANP FENDER L ME ru Dum on TURN SIGNAL d crop QUIS woe I 10 13 SECTION 7 TROUBLESHOOTING Important Whenever effecting a repair the reason for the cause of the problem must be investigated and corrected to avoid repeating failure The following table lists problems and their possible causes with the recommended remedial action I LIGHTING SYSTEM Problems Several or all lights do not illuminate Individual lights do not illuminate Lights burnt out repeatedly Turn signal lights do not illuminate Causes Discharged battery Loose or defective ba
155. wheel shaft 4 Remove the wheel shaft cover clamping bolts and cap 90 Note Discard the removed Cap 90 and install a new cap 90 when reassembled because this is apt to be damaged when removed 5 Detach the snap ring C from the bevel gear 6 Extract the wheel shaft bearing together with the bevel gear using a bearing puller Fig 6 20 6 11 Note The removed cap 90 black plug should be discarded and replaced when reassembled 3 2 INSPECTION 1 Wheel shaft cover Inspect mechanical oil seal O rings Gears cases etc and replace them if worn or damaged Measure the diameter the part which makes Fig 6 21 contact with the wheel shaft with a micro meter or vernier calipers When the measured value 7 Remove the stop ring and the wheel shaft can less than the usable limit replace the wheel shaft be extracted COVET Standard value Usable limit Fig 6 22 8 Remove the seal from the the wheel shaft cover 9 e 2 Final Drive case B FJ j 9 Measure the diameter the part which makes contact with the Final drive case A with a micro meter or vernier calipers When the measured value less than the usable limit replace the wheel shaft cover Standard value Usable limit Fig 6 23 9 Remove the cap 11 from the bottom of the final case B and detach the snap ring hole Then the counter shaft 8 and RBB can be removed 6 12 3 3 REASSEMBLY Wheel shaft cover
156. with a tester at each float position as shown in Fig 10 7 if the measured values are deviated from respective specified values replace the sensor assembly EMPTY 95 95 Note 1 Figures in parentheses are reference value 2 Inspect each position in order F to E 3 Read values in three minutes 1 4 Thermometer a Construction This is the same moving magnet type meters as the fuel gauge As the coolant temperature becomes higher the resistance in the thermo unit sensor become lower which results in more current to the meter circuit and swinging the meter pointer to the high temperature side on the scale Of course as the coolant temperature become lower everything acts in reverse b Inspection Normally the thermometer resisters higher values as the coolant temperature rises after the engine is running If it does not check the wiring first If the wiring 1s normal Replace assembly 2 STARTER SWITCH 1 Removal a Remove the dash cover Upper b Remove the ring nut holding the starter switch using a conventional screw driver c Pull out the key switch as shown in Fig 10 8 10 6 2 Inspection a The main switch circuit switching positions and terminals are as shown in the figures Check the continuity across respective terminals referring to the switch circuit diagram Replace a defective switch as an assembly iON 229 CART AG LW OFF 0 ON 1 START 2 Fig 10 10 3 COMBINATI
157. wn whereas the opening of choke C increases and the lowering speed of the lift is accelerated when the adjust screw is unscrewed counterclockwise When the adjust screw screwed in completely the poppet comes into contact with body seat S and the choke is closed completely so the lift arm stops LT E Lm 1 p To control valve Fig 9 7 Down position 2 Up position The flow port A overcoming the force of spring 11 pushes up poppet 10 and choke C is fully opened regardless of the position of adjust screw 6 Thus the fluid flows to port B and the cylinder which results in raising the lift arm E Cylinder control valve Fig 9 8 Up position 4 MAIN RELIEF VALVE 2 PRECAUTIONS FOR DISASSEMBLY 1 GENERAL DESCRIPTION AND REASSEMBLY This valve regulates the maximum pressure in 1 Tightening torque of lock nut 9 5 0 6 0 he wine hye che The 2 Install seat 2 and then tap ball 3 5 16 lightly so as to provide tight seating 3 Wrap the valve threads with sealing tape PEE and tighten the valve up to a specified Pe torque of 5 6Kgf m 36 43 ft Ibs 4 Before disassembly the current screwing in depth of the adjust screw should be written down or memorized for later reference 3 MEASUREMENT OF THE RELIEF Fig 9 9 Main Relief valve PRESSURE 1 3 POINT TO TEST RELIEF PRESSURE 7 Remove the plug in the delivery pipe on the right han
158. y Consequently 6 Install the straight pin 4 which retains the when reassembling the pair be sure to axle housing pair parts with a same number 7 When any of the bevel pinion ring gear TRB 3 When installing the TRB s fr om the collar etc has been replaced inspect the bevel bevel pinion Be sure the calking of the pinion assembly for thrust play in the front lock nut and the bearings axle housing through drain plug hole 4 Install the snap ring and the bevel pinion can then be installed together with the TRB s Fig 6 17 Specified thrust play 0 1 0 2 mm in 0 004 0 008 in 3 FINAL CASE 3 Front gear case 1 I Final drive 2 Gear bevel 9 3 RBB 6208 4 Pin parallel 5 Bolt fine 6 Washer spring 7 Gear bevel 16 8 RBB 6207 11 Final drive case B L 13 Final drive case B R 14 Housing seal 15 Seal 16 RBB 6014 17 shaft 18 Gear bevel 12 19 RBB 6308 20 O ring 23 Cap 90 25 Shaft RH 296 26 shaft LH 480 30 C ring 3l collar 68X80X2 35 Space 47 5 40 5 ring 41 RBB 6012 42 Snap ring 43 Plug 45 shim 46 Snap ring 48 Bolt 49 Nut 3 2 Front gear case 2 14 Gear bevel 38 15 Snap ring 17 Seal 18 Gear bevel 11 19 RBB 6210 20 Cover wheel shaft 30 0 ring 31 Bolt 34 Shaft wheel 35 Washer 50X60X2 3 1 Disassembly 1 Drain oil from the final case by removing the drain plug 2 Remove the tie rod or the tie rod end 3 Remove the final drive case clamping bolts and take out the assembly of the
159. ylinders To eliminate these harmful particles an air cleaner has been installed The air cleaner Which 15 installed on the T series tractor 1 a dry cyclone type and 1 constructed as shown in the figure Under the influence of suction generated by the engine unfiltered air flows through air inlet tube 4 and 1s forced into a high speed centrifugal motion By this circulating action most of the dust and dirt particles are separated from the air and collected in the dust unloading valve 3 The remaining dust 1s removed as the air flows through the paper element 1 before being drawn into the engine FIG 3 10 Paper element 2 Packing Dust unloading valve Air inlet Air outlet 2 ELEMENT AIR CLEANER 1 SPECIFICATIONS Rated intake air volume min cu ft min air venting resistance Ag Cyclone efficiency 96 Total filtering efficiency 906 3 006 Filtering area sq in 0 160248 Filter material AS 44 Tested dust SAE FINE Dust density 1 0 gr 0 93gr sq ft Remarks 2 DISASSEMBLY 1 Element removal Remove the wing bolt which clamps the paper element and take out the element Air cleaner 2 Cover 3 Washer 4 Body comp g 6 Element air Ext 7 Element air In J 8 Wing Nut S 9 Packing 10 Packing 12 pipe inlet 16 Clamp 75 27 Hose inlet 28 Gasket FIG 3 11 3 8 3 INSPECTION OF EACH PART 1 Inspection of the cleaner body 1 Check t

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