Yanmar V3-3.V4-3 (US) Wheel Loader Service Manual

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Yanmar V3-3.V4-3 US Wheel Loader Service Manual – PDF DOWNLOAD

YANMAR V3-3.V4-3 (US) WHEEL LOADER SERVICE MANUAL:

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DESCRIPTION:

Yanmar V3-3.V4-3 US Wheel Loader Service Manual – PDF DOWNLOAD

• Correct work meaпs the completion of the job as fast as possiЫe according to the correct procedures and the specified staпdards.
• lt is important when conducting certain operations always to Ьеаг in mind the equipment, tools, gauges.
• materials, oi! апd grease, etc. that you must have ready, as well as items 10 Ье checked, adjusted, or disassemЫed, and cautions to watch out for. 1-2 Safety Precautions (1) Never attempt servicing while engine is running or immediately after stopping operation. (2)
• Wear work cloths, safety shoes and helmet. (3) Check the equipment and too!s before use. Especially, Ье sure to check the crane, !ifting equipment and tooJs. (4) When working together with other persons, a!!ocate everyone’s share of job, arrange the signa!s and act in concert with the other persons.
• (5) The operation of the crane and slinging work must Ье performed Ьу qualified per- 8 sons. (6) Do not enter or pass under the raised load. (7) Lift and support the massive parts Ьу crane before removing the insta11ation bo!ts. (8) Disconnect саЫеs from battery before repairing the electric system.
• (9) Remove the battery when welding the machine. 1-3 Preparations (1) Check the service record of the machine. (That is, check how many months or hours the machine has Ьееп used since the preceding overhaul, what was the trouЫe then 8 and what parts were replaced.) (2) Have all servicing too!s ready, i.e., tools, measuring devices (which have received periodic maintenance), containers. oil & grease. etc. (3) Have the service literature (operation manual, parts catalog, etc.) ready

TABLE OF CONTENTS:

Yanmar V3-3.V4-3 US Wheel Loader Service Manual – PDF DOWNLOAD

V3-3.V4-3(US).........................................................  1
FOREWORD..............................................................  2
CONTENTS..............................................................  3
1 GENERAL CAUTIONS FOR MAINTENANCE WORK...............................  5
	1-1 Correct Work..................................................  6
	1-2 Safety Precautions............................................  6
	1-3 Preparations..................................................  6
	1-4 Cautions for Disassembly and Reassembly.......................  6
	1-5 Cautions for Attaching and Detaching Hydraulic Equipment......  7
	1-6 Cautions for Attaching and Detaching Hydraulic Piping.........  7
	1-7 Cautions for Handling Seals...................................  7
	1-8 Correct Installation of Hydraulic Hose........................  8
	1-9 Specifications of Hydraulic Hose.............................. 10
2 TECHNICAL DATA...................................................... 13
	2-1 Name of Parts................................................. 14
	2-2 Specifications................................................ 15
	2-3 Dimensions.................................................... 24
	2-4 Recommended Fuel，Lubricant and Coolant........................ 26
	2-5 Periodic Checks and Maintenance............................... 27
	2-6 Power Train................................................... 29
	2-7 Hydraulic Circuit Diagram..................................... 32
	2-8 Wiring Diagram................................................ 34
	2-9 Bolt/Nut Tightening Torque(Machine Side)...................... 35
	2-10 Testing Data................................................. 36
	2-11 Service Standard............................................. 41
3 ENGINE.............................................................. 45
	3-1　Measurement，Inspection　and　Adjustment......................... 46
	3-2　Measuring　Process，Service　Data　and　Corrective　Action.......... 56
	3-3　Precautions　Reassembly........................................ 83
	3-4　Fuel　Supply　System............................................ 87
	3-5　Electrical　Equipment.......................................... 96
4　AXLE................................................................100
	4-1　Sectional　View &　Parts　Name...................................101
	4-2　Service　Standard..............................................105
	4-3　Disassembly and Reassembly　of　Diff.　Carrier　for　Model　V3-3....110
	4-4　Disassembly and Reassembly　of　Diff.　Carrier for Model V4-3....112
	4-5　Disassembly and Reassembly  of Pinion Assembly................114
	4-6　Inspection　& Adjustment.......................................116
5　TRANSFER & BRAKE....................................................120
	5-1　Sectional View，Parts Name and Service Standard................121
	5-2　Disassembly and Reassembly of Transfer & Brake................122
6　HST (HYDROSTATIC TRANSMISSION)......................................124
	6-1　Specifications................................................125
	6-2　HST Main Hydraulic Pump.......................................127
	6-3　Hydraulic Motor...............................................134
	6-4　HST with Automotive Control Device............................137
	6-5　Gear Pump.....................................................142
	6-6　Line Filter of Hydraulic Oil..................................143
	6-7　Cautions for Servicing the HST................................143
	6-8　Troubleshooting of HST........................................145
	6-9　Inspection Procedures.........................................148
7　CONTROL　VALVE.......................................................154
	7-1　Structure.....................................................155
	7-2　Specifications................................................155
	7-3　Pressure Measurement and Adjustment Procedures................156
8　HYDRAULIC　CYLINDER..................................................158
	8-1　Sectional View & Parts Names..................................159
	8-2 Disassembly and Reassembly....................................160
	8-3　Testing After Reassembly......................................163
9　MACHINE　CONTROL　DEVICE..............................................164
	9-1　Accel，Pedal...................................................165
	9-2　Brake Pedal...................................................167
	9-3 Parking　Brake.................................................169
	9-4　Ｉｎｃｈｉｎｇ　Brake.................................................170
	9-5　Operation　Lever...............................................172
10　STEERING　SYSTEM....................................................173
	10-1　Specifications...............................................174
	10-2　Structure....................................................174
	10-3　Function.....................................................176
	10-4　Adjustment of Relief Pressure................................178
11　HYDRAULIC　PIPING　LAYOUT............................................179
	11-1　For Work Implement...........................................180
	11-2　For HST......................................................181
12　ELECTRIC　SYSTEM....................................................182
	12-1　Layout of Electrical Parts...................................183
	12-2　Wire Harness.................................................184
13　TROUBLESHOOTING....................................................185
	13-1　Reading ｔｈｅ Charts...........................................186

PLEASE NOTE:

• This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
• This is the same manual used by the dealers inorder to diagnose your vehicle of its faults.
• Require some other service manual or have any queries: please WRITE to us at [email protected]

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