Volvo L250H Wheel Loader Workshop Service Repair Manual PDF Electrical Wiring Diagrams - MVLVL250HOPEK.zip

A full-service repair guide featuring electrical wiring schematics for the Volvo L250H Wheel Loader, containing every piece of workshop data needed to service, troubleshoot, fix, and overhaul the machine the way trained technicians do.

The Volvo Construction Equipment L250H Wheel Loader workshop service and repair manual contains:

* 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.

Total Pages: 3,401

File Format: PDF (Windows & Mac & Linux)

Language: English

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

5 - BRAKE

6 - STEERING

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

0 - Foreword....2

0 - GENERAL....3

03 - SPECIFICATIONS....4

Tightening torques....5

Conversion tables....16

07 - STANDARD TIME....20

Operation numbers for additional work....21

08 - TOOL....23

E1680; Holder....24

E 1708; Checking point....26

E1711....28

E-2001....30

E-2005....32

E-2007....34

E-2014....36

E-2015....38

E-2016....40

E-2017....42

E-2018....43

Infrared Thermometer....45

Leak detector 951 1207; description....49

88830268 User Instruction....53

88830557 User Instruction....55

1 - STANDARD PARTS; SERVICE....65

16 - LUBRICANT; FUEL; OTHER FLUID....66

AdBlue®_DEF....67

Coolant....73

Recommended lubricants_{11-18-20}....75

Recommended lubricants_{11-18-01}....80

Alternative fuels....84

17 - SERVICE....87

Service....90

Arrival Inspection; according to Inspection Programme....93

Delivery Inspection; according to Inspection Programme....94

Maintenance of Stored Machines; according to Inspection Programme....95

Maintenance service; first 100 hours....96

Maintenance service; first 1000 hours....97

Maintenance service; every 50 hours....98

Maintenance service; every 250 hours....99

Maintenance service; every 500 hours....100

Maintenance service; every 1000 hours....102

Maintenance service; every 2000 hours_{11-13-22}....105

Maintenance service; every 2000 hours_{11-13-06}....109

Maintenance service; every 4000 hours_{11-12-32}....113

Maintenance service; every 4000 hours_{11-12-16}....117

Maintenance service; every 4500 hours....121

Maintenance service; every 6000 hours_{11-10-56}....123

Maintenance service; every 6000 hours_{11-10-40}....125

Maintenance service; every 8000 hours....127

Service position 1....128

Service position 2....131

Restoring of the machine....134

Lubrication; every 50 hours....135

Lubrication; every 250 hours....137

Lubrication; every 500 hours....139

Lubrication; every 1000 hours....141

Hinge; lubricating....143

Basic service....147

Engine belt condition; checking....148

Valves; adjusting_{11-06-08}....150

Engine oil level; checking....168

Engine oil and filter; changing_{11-04-47}....169

Engine oil and filter; changing_{11-04-29}....172

Fuel filters; replacing....175

Extra fuel prefilter; replacing....178

Fuel tank breather filter; replacing_{11-03-05}....180

Fuel tank breather filter; replacing_{11-02-47}....182

Air drier cartridge; replacing....184

Air drier filter; replacing....186

Diesel particulate filter; checking and cleaning....189

AdBlue®_DEF tank breather filter; replacing....196

Engine air cleaner primary filter; replacing_{11-00-49}....198

Engine air cleaner primary filter; replacing_{11-00-31}....201

Engine air cleaner secondary filter; replacing....204

Oil-bath air cleaner reservoir oil; checking....207

Oil-bath air cleaner reservoir oil; changing....210

Oil-bath air cleaner reservoir filter insert; cleaning....213

Coolant level; checking....215

Coolant; changing....217

Coolant freezing point; checking....220

Coolers; cleaning....223

Venturi tube; checking....225

MATRIS and Tech Tool; reading....229

Software update; checking....230

Battery; checking....234

Transmission; calibrating....235

Transmission oil level; checking....236

Transmission oil; filter and suction strainer; changing and cleaning....238

Transmission breather filter; replacing....241

Drive axle oil; changing....242

Rear axle bearing oil; changing....245

Rear axle pivot bearing; greasing....247

Axle breather filters; replacing....249

Service brake disc wear; checking....251

Service brake; testing....254

Brake pressure and function; checking....256

Axle oil cooler filter; replacing_{10-52-04}....257

Axle oil cooler filter; replacing_{10-51-47}....260

Parking brake function; checking....263

Tyre wear and air pressure; checking....264

Alternative exit; checking....266

Cab prefilter; replacing....268

Cab main filter; replacing....270

Cab extra prefilter cyclone type; replacing....272

Hydraulic oil level; checking....274

Hydraulic oil; changing....275

Hydraulic oil tank breather filter; replacing....277

Hydraulic tank sediment; draining....278

Hydraulic tank return oil filter and magnetic rod; cleaning and replacing_{10-47-42}....280

Hydraulic tank return oil filter and magnetic rod; cleaning and replacing_{10-47-25}....282

Hydraulic pressure; checking....285

Boom suspension accumulator; checking....288

Fire suppression system; checking....293

Automatic central lubrication filter; replacing....313

Parking brake; manually releasing....315

Towing....317

19 - GENERAL....319

Working on the electrical system of the machine....320

CE-marking; EMC-directive....322

Safety concerns everybody!....324

Checking function....325

Safety when handling the machine....326

Safety rules when servicing....330

Service position 2_{04-42-32}....333

Service position 1_{04-41-47}....335

Working under raised boom....337

Fire prevention measures....339

Some simple rules regarding tyre handling....342

Safety when lifting and supporting complete machine....344

Safety when working with batteries....348

Starting with booster batteries....350

Safety when handling oils and fuel....352

Safety when working on hydraulic systems....353

Checklist after a fire or heat exposure....355

Health hazards with paint; plastics and rubber....356

Environmental handling for the future....358

Waste handling....359

Environmentally safe handling....360

Environmentally hazardous fluids....362

Safety when working with air conditioning refrigerant....363

Working in environmentally contaminated areas....365

Decontamination....366

2 - ENGINE WITH MOUNTING AND EQUIPMENT....367

20 - GENERAL....368

Engine; description_{04-02-58}....369

Engine; description_{04-02-22}....373

Engine; description_{04-01-51}....377

Tech Tool; operations_{03-13-46}....381

Tech Tool; operations_{03-13-27}....384

Engine control module (ECM); replacing pre-programmed_{03-12-56}....386

Engine control module (ECM); replacing pre-programmed_{03-11-54}....390

Engine control module (ECM); replacing non-programmed_{03-10-29}....393

Engine control module (ECM); replacing non-programmed_{03-09-22}....397

Engine; capacities_{02-50-07}....400

Engine; capacities_{02-49-49}....402

Engine belts; replacing....404

Engine; reference values....407

21 - ENGINE....410

Cylinder compression; testing....411

Engine; specifications....436

Engine rotation speed sensor (crank shaft); replacing....439

Engine; removing_{12-41-45}....442

Engine; removing_{12-16-41}....456

Engine; installing_{11-47-17}....469

Engine; installing_{11-45-47}....476

Engine; tightening torques....489

Crankcase ventilation; description_{09-55-55}....500

Crankcase ventilation; description_{09-55-09}....506

Crankcase ventilation separator; replacing....509

Rocker arms; replacing....512

Internal Exhaust Gas Recirculation (IEGR); description....514

Valves; adjusting_{09-49-25}....520

Valve cover; removing....534

Valve cover; installing....536

EGR valve (internal); replacing....540

Camshaft setting; checking_{09-31-58}....550

Camshaft setting; checking_{09-30-24}....556

Camshaft; replacing_{09-25-15}....562

Crankshaft front oil seal; replacing_{09-21-40}....578

Crankshaft front oil seal; replacing_{09-20-01}....592

Crankshaft rear oil seal; replacing....606

Oil level sensor; replacing....610

Engine mount rubber cushion; replacing_{09-13-53}....612

Engine mount rubber cushion; replacing_{09-13-06}....626

22 - LUBRICATING SYSTEM....640

Lubrication system; description_{10-28-25}....641

Lubrication system; description_{10-28-43}....648

Lubrication system; description_{10-28-45}....654

Lubrication system; specifications....661

Lubrication oil consumption; checking....662

Lubrication system; component locations_{09-07-29}....665

Lubrication system; component locations_{09-06-52}....670

Lubrication system; tightening torques....674

Lubrication oil pressure; checking with pressure gauge....677

Oil cooler; replacing_{09-04-04}....679

Oil cooler; replacing_{09-03-39}....683

Oil cooler; leakage check....687

23 - FUEL SYSTEM....689

Fuel system; description_{08-59-40}....690

Fuel system; description_{08-58-57}....697

Fuel system; specifications....706

Fuel system; tightening torques....707

Air in fuel system; checking....713

Carbon dioxide in fuel system; checking....717

Fuel system basics; checking....719

Fuel system; component location....721

Fuel system hand pump; replacing....724

Feed pump pressure; checking....728

Feed pump; replacing....730

Fuel system; bleeding....732

Feed pump removed; reconditioning....735

Fuel tank; volume....739

Fuel tank; replacing_{08-50-08}....740

Fuel tank; replacing_{08-49-22}....755

Stall speed; checking....764

Injectors; checking....766

Yoke; injector; checking....775

Injectors; replacing_{08-44-20}....778

Injector sleeves; replacing_{08-41-12}....787

Injector sleeves; replacing_{08-38-45}....796

25 - INLET & EXHAUST SYSTEM....803

Inlet and exhaust system; description_{08-37-09}....805

Inlet and exhaust system; description_{08-36-23}....810

Inlet and exhaust system; specification_{08-35-26}....815

Inlet and exhaust system; specification_{08-35-05}....818

Inlet and exhaust system; component location_{08-34-33}....821

Inlet and exhaust system; component location_{08-34-04}....825

Inlet and exhaust system; tightening torques_{08-33-18}....828

Inlet and exhaust system; tightening torques_{08-32-25}....836

Silencer; removing....842

Silencer; installing....847

Exhaust pipe flexible tube; replacing_{08-29-53}....852

Exhaust pipe flexible tube; replacing_{08-29-29}....857

Auxiliary brake (engine braking); description....860

Exhaust Aftertreatment System; description....861

Exhaust Aftertreatment System; component location....875

Regeneration process; description....881

AdBlue®_DEF tank; volume....886

AdBlue®_DEF tank; replacing....887

AdBlue®_DEF; draining....903

Muffler with console; removing....908

Muffler with console; installing....915

AdBlue®_DEF quality; checking....921

SCR (Selective catalytic reduction) dosing system; checking....924

AdBlue®_DEF pump unit diagnostics; description....929

Exhaust aftertreatment fuel system diagnostics; description....935

DPF (Diesel particulate filter); checking and cleaning....938

ACM (Aftertreatment control module) non-programmed; replacing....943

ACM (Aftertreatment control module) pre-programmed; replacing....945

Compressor; replacing....947

NOx sensor; replacing....951

Inlet throttle; replacing....954

High pressure air system pressure; checking....956

Exhaust aftertreatment system fuel flow; checking....962

Muffler; replacing....965

AdBlue®_DEF pump unit; replacing....971

AdBlue®_DEF pump unit; components; replacing....976

AdBlue®_DEF nozzle; replacing....981

AdBlue®_DEF tank armature; replacing....984

AdBlue®_DEF tank armature; cleaning....986

AdBlue®_DEF tank armature suction filter; replacing....989

Aftertreatment fuel nozzle; replacing....991

Aftertreatment fuel nozzle; cleaning....993

Aftertreatment fuel dosing unit; replacing....994

AdBlue®_DEF hoses; replacing....996

AdBlue®_DEF....999

AdBlue®_DEF tank; cleaning....1001

Air drier cartridge; replacing....1006

Air drier filter; replacing....1008

Turbocharger; inspecting_{08-04-26}....1011

Turbocharger; inspecting_{08-04-02}....1014

Turbocharger; replacing_{08-03-27}....1017

Turbocharger; replacing_{08-02-59}....1026

Variable turbocharger actuator; replacing....1033

26 - COOLING SYSTEM....1038

Cooling system; description_{08-01-18}....1039