Volvo L20F Compact Wheel Loader Workshop Repair Service Manual PDF Wiring Diagrams 807 Pages Download - MVLVCONL20F.zip

A full service and repair guide featuring Electrical Wiring Diagrams for the Volvo L20F Compact Wheel Loaders, containing every technical detail needed to service, troubleshoot, fix, and rebuild these machines the way a professional technician would.

The workshop service and repair guide for Volvo L20F Compact Wheel Loaders covers:

* 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.

Volvo L20F Compact Wheel Loaders Service Repair Manual.pdf.pdf

PRODUCT DETAILS:

Total Pages: 807 pages

File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)

Language: English

TABLE OF CONTENTS

0 - Foreword.....2

0 - GENERAL.....3

00 - DESCRIPTION; COMPLETE MACHINE.....4

Description.....5

03 - SPECIFICATIONS.....6

Conversion tables.....7

Measurement conversion Tables.....15

Measurement conversion tables.....20

Oil pump, description.....24

Volvo standard tightening torques_{12-44-47}.....26

Volvo standard tightening torques_{12-44-59}.....29

05 - TRANSPOET INSTRUCTION; STORAGE INSTRUCTION; OPERATIONG INSTRUCTION.....31

Transporting the machine.....32

07 - STANDARD TIME.....34

Operation numbers for additional work.....35

08 - TOOL.....37

E-tool Cab support.....38

E-tool Guide bolts.....39

E-tool Sleeve.....40

09 - MISCELLANEOUS.....41

Service positions.....42

1 - STANDARD PARTS, SERVICE.....43

16 - LUBRICANT; FUEL; OTHER FLUID.....44

Alternative fuels.....45

Recommended lubricants.....48

17 - SERVICE.....50

Arrival Inspection, according to Inspection Programme.....52

Axle oil, changing.....53

Battery, checking.....56

Brake fluid level, checking.....57

Cab main filter, replacing.....58

Charging batteries.....60

Cleanliness, braking and hydraulic system.....61

Delivery Inspection, according to Inspection Programme.....62

Delivery Instructions, according to Inspection Programme.....63

Electric welding.....64

Engine air cleaner primary filter, replacing.....65

Engine air cleaner secondary filter, replacing.....67

Engine oil and filter, changing.....69

Engine oil level, checking.....71

Fan_alternator belt, checking.....72

Fuel filters, replacing.....74

Hydraulic oil filters, replacing.....76

Hydraulic oil level, checking.....78

Hydraulic oil, changing.....80

Hydraulic pressure, checking.....82

Low and high idle, checking.....90

Lubrication.....94

Maintenance of Stored Machines, according to Inspection Programme.....96

Maintenance service, every 10 hours.....97

Maintenance service, every 100 hours.....98

Maintenance service, every 1000 hours.....99

Maintenance service, every 1500 hours.....101

Maintenance service, every 2000 hours.....102

Maintenance service, every 3000 hours.....104

Maintenance service, every 5000 hours.....106

Radiator and hydraulic oil cooler, cleaning.....107

Service and maintenance.....109

Service brake pads, checking.....111

Service position 001_{12-35-54}.....112

Service position 002_{12-36-10}.....114

Steering cylinders, locking of pivot pins, checking.....116

Steering pressure, checking .....117

Test running and checking.....119

Towing a disabled machine.....120

Tyre wear and air pressure, checking.....122

Valves, adjusting .....123

Water separator, checking.....127

Wheel nuts torque, checking.....128

Work on the machine's electrical system.....129

19 - GENERAL.....130

CE-marking, EMC-directive.....131

Checklist after a fire or heat exposure.....135

Decontamination.....136

Environmental handling for the future.....138

Environmentally hazardous fluids.....140

Environmentally safe handling.....141

Fire prevention measures.....143

Health hazards with paint, plastics and rubber.....146

Loader boom, safety strut.....148

Safety concerns everybody!.....151

Safety rules when servicing.....153

Safety when handling accumulators.....156

Safety when handling oils and fuel.....157

Safety when handling the machine.....158

Safety when lifting and supporting complete machine.....162

Safety when using lifting equipment.....164

Safety when working on hydraulic systems.....166

Safety when working with batteries.....168

Safety when working with refrigerant.....171

Service position 001_{12-20-01}.....174

Service position 002_{12-20-18}.....176

Some simple rules regarding tyre handling.....178

Starting with booster batteries.....180

Waste handling.....182

Working in environmentally contaminated areas.....183

Working under raised boom.....184

2 - ENGINE WITH MOUNTING AND EQUIPMENT.....185

20 - GENERAL.....186

Engine, capacities.....187

Engine, description_{012-11-37}.....188

Engine, description_{012-11-53}.....192

Engine, tightening torques.....195

Engine, weight.....197

21 - ENGINE.....198

Belt, changing.....199

Camshaft, description.....212

Crankshaft, description.....214

Cylinder compression, testing.....215

Cylinder head, description.....218

Engine, installing.....219

Engine, removing.....227

Engine, specifications_{012-09-48}.....235

Engine, specifications_{012-09-59}.....236

Valve mechanism, description.....237

Valves, adjusting.....238

22 - LUBRICATING SYSTEM.....242

Lubrication system, description.....243

Oil cooler, replacing.....245

Oil pump, description.....249

Oil pump, replacing.....251

23 - FUEL SYSTEM.....254

Fuel feed pump, description.....255

Fuel pump, installing.....256

Fuel pump, removing.....258

Fuel system, description.....260

Fuel tank level sensor, replacing_{011-57-02}.....262

Fuel tank level sensor, replacing_{011-57-15}.....265

Fuel tank, capacities.....268

Fuel tank, installing.....269

Fuel tank, removing.....276

Idling speed, checking and adjusting.....284

Injection pump, removing.....288

Injection valve, check.....301

Injectors, replacing.....304

25 - INLET & EXHAUST SYSTEM.....309

Air filter, description.....310

EGR (exhaust gas recirculation) sensor, replacing.....311

Exhaust manifold gasket, replacing.....317

26 - COOLING SYSTEM.....319

Cooling system, description.....320

Fan belt and_or alternator belt, replacing.....321

Thermostat, replacing.....324

3 - ELECTRICAL; WARNING; INFORMATION; INSTRUMENTS.....328

30 - GENERAL.....329

Automatic engine shut-down.....330

Electrical system, description.....331

Electrical system, specifications.....333

Electrical system, work instructions.....334

31 - BATTERY.....335

Battery, charging.....336

Battery, description.....338

32 - ALTERNATOR; CHARGE REGULATOR.....339

Alternator, installing.....340

Alternator, removing.....345

Alternator, testing.....349

33 - STARTING SYSTEM.....351

Air preheating, description.....352

Starter motor, replacing.....353

35 - LIGHTING.....355

Lighting, description.....356

Overview lighting, devices.....358

36 - OTHER ELECTRICAL EQUIPMENT.....360

Instrument panel, electrical circuit.....361

Marking connectors_cables.....363

Windscreen wiper front motor, replacing.....365

37 - CABLE; FUSE; RELAY.....371

Cable markings.....373

Component list Alternator, batteries, capacitors, electronic units, voltage outlet.....375

Component list Fuses_{011-38-25}.....376

Component list Fuses_{011-38-53}.....381

Component list Heating coils, instruments, service socket.....386

Component list Lights.....387

Component list PWM valves.....389

Component list Relays.....390

Component list Solenoid valves.....392

Component list Switches.....393

Component list, Sounders.....395

Component list, motors.....396

Component list, sensors.....397

Connector I_O description_{011-34-42}.....398

Connector I_O description_{011-35-01}.....404

Table of contents, wiring diagrams.....411

Wiring diagram 001_{11-33-45}.....412

Wiring diagram 001_{11-34-03}.....416

Wiring diagram 002.....419

Wiring diagram 003.....422

Wiring diagram 004.....426

Wiring diagram 005.....429

Wiring diagram 006.....434

Wiring diagram 007.....437

Wiring diagram 008.....440

Wiring diagram 009.....443

Wiring diagram 010.....446

Wiring diagram 011.....449

Wiring diagram 012.....452

Wiring diagram 013.....455

Wiring diagram 014.....458

Wiring diagram 015.....462

Wiring diagram 016.....466

Wiring diagram 017.....469

Wiring diagram 018.....472

Wiring diagram 019.....476

Wiring diagram 020.....478

Wiring diagram 021.....481

Wiring diagram 022.....484

Wiring diagram 023.....487

Wiring diagram 024.....489

Wiring diagram 025_{11-23-55}.....492

Wiring diagram 025_{11-24-08}.....494

Wiring diagram 025_{11-24-24}.....496

Wiring diagram 026.....498

38 - INSTRUMENT; SENSOR; WARNING & INFORMATION SYSTEM.....501

Instrument panel, description.....502

4 - POWER TRANSMISSION.....504

40 - GENERAL.....505

Power transmission, description.....506

Troubleshooting and actions to fix problems-.....508

Troubleshooting chart-.....509

42 - TRANSMISSION; HYDRAULIC CONTROL.....513

Induction sensor for output shaft, replacing.....514

44 - HYDROSTATIC DRIVE.....516

Hydraulic diagram transmission.....517

Hydraulic motor, replacing.....520

Hydraulic pump coupling, description.....525

Hydraulic pump, replacing.....527

Hydrostatic pump charge pressure, checking and adjusting.....534

Hydrostatic pump cut off valve, checking and adjusting.....536

Hydrostatic pump mechanical zero position, checking and adjusting.....539

Hydrostatic pump, description.....542

Power transmission, specifications_{011-18-51}.....545

Power transmission, specifications_{011-19-02}.....546

Shaft seal replacing.....547

Start hydraulic pump control, checking and adjusting.....550

Travel hydraulics hydrostatic pump, tightening torque.....554

Travel motor, description.....555

46 - FRONT AXLE; REAR AXLE.....558

Axle, installing.....559

Axle, removing.....563

Axles and propeller shaft, tightening torque.....567

Axles, specifications.....568

Drive axles, description.....569

Front axle, capacities.....571

Front axle, installing.....572

Front axle, removing.....575

Front axle, weight.....578

Rear axle, capacity.....579

Rear axle, weight.....580

5 - BRAKE.....581

50 - GENERAL.....582

Brake design.....583

Brake, specifications.....585

Description brake system.....586

Troubleshooting and actions to fix problems.....588

51 - WHEEL BRAKE.....590

Brake cylinder, replacing.....591

Brake pads, replacing.....594

52 - HYDRAULIC BRAKE SYSTEM.....601

Brake system, bleeding.....602

Inching and brake pedal, adjusting.....604

6 - STEERING.....606

60 - GENERAL.....607

Steering system, description.....608

Steering unit, specification.....610

Steering, tightening torques.....611

64 - STEERING.....612

Hydraulic diagram, steering.....613

Steering pressure, checking.....615

Steering system working pressure, checking and adjusting.....617

Steering valve, installing.....619

Steering valve, removing.....622

Steering wheel, tightening torques.....625

Troubleshooting and actions to fix problems.....627

7 - FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL_TRACK UNIT.....630

70 - GENERAL.....631

Frame and track unit, description.....632

Frame, weight.....634

74 - FRAME LINK.....635

Frame joint, Replacing the front pivot bearing with machine separated.....636

Frame joint, assembly of separated machine.....638

Frame joint, replacing the rear pivot bearing with machine separated.....646

Frame joint, separating machine.....648

Steering joint, tightening torques.....657

77 - WHEELS; TRACKS; TYRE; HUB; DRUM.....658