Volvo EC75D Compact Excavator Workshop Repair Service Manual PDF Electrical Wiring Diagrams - MVLVCONEC75DOPCS.zip
This is a full overhaul guide in Chinese covering the Volvo EC75D Compact Excavator line, complete with Electrical Wiring Diagrams. It contains every piece of shop-level knowledge needed to service, troubleshoot, fix, and rebuild these machines to a professional mechanic's standard.
The EC75D Compact Excavators workshop service & repair manual from Volvo Construction Equipments provides the following:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
MAIN SECTIONS
0 - GENERAL
1 - STANDARD PARTS, SERVICE
2 - ENGINE WITH MOUNTING AND EQUIPMENT
3 - ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
4 - POWER TRANSMISSION
7 - FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL_TRACK UNIT
8 - MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE
9 - HYDRAULIC SYSTEM; DIGGING_HANDLING_GRADING EQUIPM.; MISC EQUIPM
Volvo EC75D Compact Excavators Service Repair Manual.pdf
PRODUCT DETAILS:
Total Pages: 1,233
File Format: PDF (Windows & Mac & Linux)
Language: Chinese 中文 / English (Majority of the documents are in Chinese)
0 - Foreword.....2
0 - GENERAL.....3
00 - DESCRIPTION; COMPLETE MACHINE.....4
Machine view.....5
Product plates.....7
03 - SPECIFICATIONS.....8
Tightening Torques.....9
Measurement conversion tables.....20
07 - STANDARD TIME.....29
Operation numbers for additional work.....30
09 - MISCELLANEOUS.....32
Service positions.....33
Welding on the machine.....35
Hydraulic cylinders; dieseling.....38
1 - STANDARD PARTS; SERVICE.....42
16 - LUBRICANT; FUEL; OTHER FLUID.....43
Engine oil.....44
Fuel.....47
Recommended lubricants.....49
Coolant.....51
Coolant with freezing and corrosion protection.....55
Alternative fuels.....59
Change capacities.....62
17 - SERVICE.....63
Bearings.....66
Replacement parts.....70
Safety when servicing.....74
Service.....78
Service methods.....81
Pressure testing.....85
Hoses and tubes.....89
Cleaning prior to repair.....93
Arrival Inspection; according to Inspection Programme.....97
Maintenance service; first 500 hours.....98
Maintenance service; every 10 hours.....99
Maintenance service; every 50 hours.....100
Maintenance service; every 100 hours.....101
Maintenance service; every 250 hours.....102
Maintenance service; every 500 hours.....104
Maintenance service; every 1000 hours.....106
Maintenance service; every 1500 hours.....108
Maintenance service; every 2000 hours.....110
Maintenance service; every 3000 hours.....112
Maintenance service; every 6000 hours.....114
Service position.....115
Lubrication; every 10 hours.....117
Lubrication; every 50 hours.....118
Test running and checking.....119
Valves; Adjusting.....121
Engine oil level; checking.....128
Engine oil and filter; changing.....130
Water separator; checking.....133
Fuel filter; replacing.....135
Fuel hoses; checking.....137
Fuel injectors; checking.....138
Air inlet hose; checking.....143
Turbocharger; checking.....145
Engine air cleaner primary filter; replacing.....147
Engine air cleaner secondary filter; replacing.....149
Coolant level; checking.....151
Coolant; Changing.....152
Coolant freezing point; checking.....155
Fan_alternator belt; checking.....157
Radiator hoses; checking.....159
Radiator and hydraulic oil cooler; cleaning.....161
Track gearbox oil level; checking.....163
Track gearbox oil; changing.....164
Swing ring gear bearing; lubricating.....166
Swing bath grease; lubricating.....168
Track shoe bolts; checking.....169
Track tension and condition; checking.....171
Cab door; covers; hinges; joints and locks; lubricating.....173
Air conditioner main filter; cleaning.....174
Air conditioner main filter; replacing.....177
Air conditioner compressor belt; checking.....180
Hydraulic oil level; checking.....182
Hydraulic oil; changing.....184
Hydraulic oil suction strainer; cleaning.....186
Hydraulic oil servo filter; replacing.....188
Hydraulic oil return filter; replacing.....189
Hydraulic oil tank breather filter; cleaning.....192
Measuring condition.....193
Cylinder speed.....194
Creeping of hydraulic cylinder.....197
Swing speed.....199
Travel Speed.....200
19 - GENERAL.....202
General precautions .....203
Safety concerns everybody!.....207
Cautions during operation.....208
Safety when handling the machine.....215
Preparations for work.....222
Safety rules when servicing.....226
Move and operate machine safely.....231
Checklist after a fire or heat exposure.....234
Safety when using lifting equipment.....235
Safety when handling oils and fuel.....237
Safety when working with batteries.....238
Starting with booster batteries.....241
Safety when working with air conditioning refrigerant.....242
Safety when working with hydraulic systems.....245
Environmental handling for the future.....246
Environmentally safe handling.....247
Environmentally hazardous fluids.....249
Working in environmentally contaminated areas.....250
Decontamination.....251
Waste handling.....252
2 - ENGINE WITH MOUNTING AND EQUIPMENT.....253
20 - GENERAL.....254
Engine; description.....255
Engine; identification.....259
Precautions.....260
Component locations.....261
Engine belts; replacing.....264
21 - ENGINE.....267
Engine; specifications.....268
Engine rotation speed sensor (crank shaft); replacing.....269
Engine; removing.....271
Engine; installing.....278
Engine; tightening torques.....284
Valve system specifications.....285
Valves; adjusting.....286
Crankshaft front oil seal; replacing.....293
Crankshaft rear oil seal; replacing.....296
22 - LUBRICATING SYSTEM.....299
Lubricating system; description.....300
Lubrication system; specifications.....303
Lubrication system; component locations.....304
Lubrication system; tightening torques.....306
Lubrication oil pressure; checking with pressure gauge.....309
Oil cooler; replacing.....312
23 - FUEL SYSTEM.....315
Fuel system; description.....316
Fuel system; specifications.....318
Fuel system; tightening torques.....319
Fuel system; component location.....325
Fuel pump unit; Replacing.....327
Fuel tank; specifications.....334
Fuel tank; description.....335
Injection pump; checking.....336
Injection timing; checking.....339
Injectors; replacing.....343
Overflow pipe; inspecting.....351
Fuel pump unit; replacing-.....354
Fuel pump unit; replacing.....361
25 - INLET & EXHAUST SYSTEM.....368
Inlet and exhaust system; component location.....369
Inlet and exhaust system; tightening torques.....371
Silencer; replacing.....372
Turbocharger; inspecting.....374
Turbocharger; replacing.....376
Wastegate; checking.....380
Air cleaner; description.....382
Air cleaner; cleaning filter element.....383
Air cleaner; primary filter replacing.....385
Air cleaner; secondary filter replacing.....387
26 - COOLING SYSTEM.....390
Cooling system; description.....391
Cooling system; component location.....395
Cooling system; tightening torques.....397
Cooling system; specification.....398
Coolant anti-freeze resistance; checking.....399
Coolant; changing.....404
Radiator; replacing.....407
Expansion tank; replacing.....414
Coolant pump; replacing.....416
Thermostat; replacing.....419
Thermostat; checking.....422
27 - ENGINE CONTROL.....424
Engine control; specifications.....425
29 - MISCELLANEOUS.....427
Exhaust Gas Recirculation (EGR); description.....428
EGR cooler; replacing.....432
EGR cooler pressure; testing.....434
EGR valve; replacing.....437
3 - ELECTRICAL; WARNING; INFORMATION; INSTRUMENTS.....439
30 - GENERAL.....440
Electrical system; special instructions for servicing; general.....442
Electrical system; special instructions for servicing; electronic components.....446
Electrical system; special instructions for servicing; electrical components; batteries.....449
Electrical system; special instructions for servicing; electrical components; alternator and charging regulator.....451
Electrical system; special instructions for servicing; action when working on machine.....454
Electronic control system; description.....457
Communication with data buses.....459
System voltage.....460
Electrical system; specifications.....461
Safe start; description.....462
Engine speed control.....463
Auto Idle.....465
Anti theft device.....466
General fault diagnosis information.....468
Troubleshooting strategy.....469
Collection of basic data.....470
Error codes; build-up.....474
Conditions when checking.....477
Lead and connector checks.....482
Troubleshooting tools.....486
AL3201; description and measuring.....487
BA3101; description and measuring.....489
Power supply BSE; description and measuring.....491
Power supply I-ECU; description and measuring.....493
Power supply V-ECU; description and measuring.....495
PPID148; description and measuring.....497
PSID150; description and measuring.....499
PWM2304; description and measuring.....501
RE2501; description and measuring.....503
RE3101; description and measuring.....505
RE3301; description and measuring.....507
RE3601; description and measuring.....509
SAE J1939_CAN1 Control link; description and measuring.....511
SAE J1939_CAN2 Control link; description and measuring.....513
SE2203; description and measuring.....515
SE2303; description and measuring.....517
SE2502; description and measuring.....520
SE2606; description and measuring.....522
SE2701; description and measuring.....524
31 - BATTERY.....526
Battery; description.....527
Battery; specifications.....529
Battery; charging.....530
Batteries; replacing.....531
32 - ALTERNATOR; CHARGE REGULATOR.....534
Alternator; specifications.....535
Alternator; description.....536
Alternator; replacing incl function checking.....537
Alternator; testing.....539
Alternator; inspection.....541
33 - STARTING SYSTEM.....542
Starter motor; description.....543
Starter motor; specifications.....544
Preheating; description.....545
Preheating; specifications.....547
36 - OTHER ELECTRICAL EQUIPMENT.....548
GPS control unit GPS-ECU; description.....549
Instrument control unit I-ECU; functional description.....550
Vehicle control unit V-ECU; functional description.....552
37 - CABLE; FUSE; RELAY.....553
Explanation of wiring diagrams.....555
Component designations.....559
Component list Alternator; batteries; capacitors; electronic units; voltage outlet.....560
Component list; diodes.....561
Component list; fuses.....562
Component list; Heating coils.....563
Component list; lights.....564
Component list; Miscellaneous.....565
Component list; motors.....566
Component list; relays.....567
Component list; sensors.....568
Component list; Solenoid valves.....569
Component list; Switches.....570
I-ECU; I_O list.....571
V-ECU; I_O list.....572
Wiring diagram.....574
Wiring diagram WD201.....575
Wiring diagram WD202.....578
Wiring diagram WD204.....581
Wiring diagram WD301.....584
Wiring diagram WD302.....587
Wiring diagram WD303.....590
Wiring diagram WD304.....593
Wiring diagram WD305.....596
Wiring diagram WD306.....599
Wiring diagram WD801.....602
Wiring diagram WD802.....605
Wiring diagram WD901.....608
Wiring diagram WD902.....611
Wiring diagram WD904.....614
Wire harness layout.....617
Component location 2.....618
Component location 3.....622
Component location 8.....630
Component location 9.....633
38 - INSTRUMENT; SENSOR; WARNING & INFORMATION SYSTEM.....635
Hour counter; specifications.....636
Service mode.....637
4 - POWER TRANSMISSION.....640