Volvo L150F Wheel Loader Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Volvo Constructions Wheel Loader L150F, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
Volvo Wheel Loader L150F workshop service repair manual includes:
* 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 L150F Wheel Loaders Service Repair Manual.pdf
PRODUCT DETAILS:
Total Pages: 2,321 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
0 - GENERAL....2
00 - DESCRIPTION; COMPLETE MACHINE....3
Description....4
1 - STANDARD PARTS; SERVICE....5
16 - LUBRICANT; FUEL; OTHER FLUID....6
Recommended lubricants; oils....7
Alternative fuels....9
17 - SERVICE....12
Cleanliness; brake and hydraulic systems ....14
Electric welding ....15
Arrival Inspection; according to Inspection Programme....16
Delivery Inspection; according to Inspection Programme....17
Maintenance of Stored Machines; according to Inspection Programme....18
Warranty inspection 100 hours_{57-16}....19
Warranty inspection 100 hours_{56-45}....33
Warranty inspection 1000 hours_{56-01}....47
Warranty inspection 1000 hours_{55-24}....69
Service brakes; specifications....91
Maintenance service; daily....92
Maintenance service; every 50 hours....94
Maintenance service; every 250 hours....99
Maintenance service; every 500 hours_{52-09}....108
Maintenance service; every 500 hours_{51-38}....121
Maintenance service; every 1000 hours_50-51....134
Maintenance service; every 1000 hours....156
Maintenance service; every 2000 hours_{48-53}....178
Maintenance service; every 2000 hours_{48-09}....210
Maintenance service; every 4000 hours_{47-07}....240
Maintenance service; every 4000 hours_{46-25}....271
Maintenance service; every 6000 hours....300
Parking brake; manually releasing....302
Towing....304
Electric welding....306
Over ramp....307
Working on the electrical system of the machine....308
On another vehicle's platform....309
Lift....310
In a lift or other confined space....311
Charging batteries....312
Cleanliness; brake and hydraulic systems....313
19 - GENERAL....314
CE-marking; EMC-directive....315
Safety concerns everybody!_{40-57}....319
Safety concerns everybody!_{40-36}....323
Safety when handling the machine....325
Safety rules when servicing....330
Service position 1....334
Fire prevention measures....336
Some simple rules regarding tyre handling_38-03....340
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....351
Safety when handling oils and fuel....353
Safety when handling accumulators....355
Safety when working on hydraulic systems....357
Safety when using lifting equipment....360
Checklist after a fire or heat exposure....362
Health hazards with paint; plastics and rubber....365
Environmental handling for the future....368
Waste handling....371
Environmentally safe handling....375
Environmentally hazardous fluids....378
Safety when working with air conditioning refrigerant....381
Working in environmentally contaminated areas....384
Decontamination....387
2 - ENGINE WITH MOUNTING AND EQUIPMENT....391
20 - GENERAL....392
Engine; description....393
General description ....394
Engine; description D9....396
Engine identification; D9....398
Engine identification; D10....400
21 - ENGINE....401
Engine; specifications_{19-57}....404
Engine; specifications_{19-33}....405
Engine; specifications_{19-11}....407
Engine; weight....408
Engine; volume_{18-14}....409
Engine; volume_{17-52}....410
Engine suspension; tightening torques....411
Engine mounting; tightening torque....412
Compression test; D10B....413
Cylinder compression; VCADS Pro....418
Stall speed; VCADS Pro....419
Idle; VCADS Pro....420
Engine rotation speed sensor; replacing_{13-53}....421
Engine rotation speed sensor; replacing_{13-19}....426
Engine rotation speed sensor (camshaft); replacing....431
Camshaft and flywheel signals; checking with Tech Tool and oscilloscope....435
Engine; removing_{04-54}....441
Engine; removing_{56-13}....451
Engine; removing_{54-48}....459
Engine; installing_{34-43}....467
Engine; installing_{32-58}....476
Engine; installing_{31-57}....482
Cylinder compression; testing....489
Cylinder head; description D9_{14-05}....496
Cylinder head; description_{13-32}....498
Cylinder head; description_{12-59}....499
Cylinder head; description_{13-53}....501
Cylinder head gasket; description D9....503
Valve cover; tightening torque....504
Valve cover; changing gasket....505
Cylinder block; description_{10-59}....506
Cylinder block; description_{10-32}....507
Cylinder block; description_{10-10}....508
Cylinder block; description D9....509
Crankcase ventilation; D9_{07-12}....511
Crankcase ventilation; D9_{06-46}....513
Cylinder liner; description_{43-54}....515
Cylinder liner; description_{43-23}....516
Cylinder liners and pistons; description D9....517
Pistons; description....520
Piston rings; description....521
Valve system specifications ....522
Valve mechanism; description....523
Valves and valve seats; description....525
Valve mechanism; description D10....527
Valve mechanism; description D9....528
Rocker arm shaft; tightening torques....530
Valve mechanism; double rocker arm....532
Valves; adjusting ....533
Valves; Adjusting ....537
Valves; adjusting; D10B....540
Valve system specifications....543
Internal Exhaust Gas Recirculation (IEGR); description....544
Valves; adjusting....550
Engine timing gears; description....557
Camshaft; description....559
Camshaft; description D9....560
Engine timing gear; description D9....561
Timing gear; description....563
Crankshaft; description_{11-24}....564
Crankshaft; description_{11-00}....565
Crankshaft and vibration damper; description D9....566
Connecting rods; description....568
Vibration damper; description....569
Main and big-end bearing; description....570
Crankshaft front oil seal; replacing....571
Crankshaft front seal; replacement....574
Oil sump; description D9....579
Engine mounting; description....581
Engine mount rubber cushion; replacing_{56-55}....582
Engine mount rubber cushion; replacing_{56-21}....586
22 - LUBRICATING SYSTEM....589
Lubrication system; specifications_{55-36}....590
Lubrication system; specification_{55-18}....591
Lubrication system; description_{53-28}....592
Lubrication system; description_{53-09}....593
Piston cooling system; description D9....594
Lubrication system; description D9....596
Lubrication system; description D10....598
Lubrication oil pump and oil cooler; description....600
Lubrication system; principle....603
Oil pump; description_{40-17}....605
Description; oil pump_{39-49}....606
Oil pressure; check....607
Lubrication oil pressure; checking....608
Lubrication oil pressure; checking with pressure gauge....610
Oil pump; replacement....614
Oil filter specifications_{56-27}....617
Oil filter specifications_{56-09}....618
Oil cooler; specifications....619
Oil cooler; description....620
Oil cooler; replacing_{53-47}....621
Oil cooler; replacing_{52-53}....626
Oil cooler; replacing_{52-28}....628
23 - FUEL SYSTEM....632
Fuel system; description D9....634
Fuel flow; description D9....636
Fuel system; description....639
Instructions for working with electronic fuel injection....641
Fuel system; bleeding ....644
Fuel feed pump; specifications....646
Fuel feed pump; specifications_{46-40}....647
Fuel feed pump; specifications_{46-21}....648
Fuel feed pump; description D9....649
Fuel feed pump; description D10B....650
Fuel filter; description....651
Fuel filters; description D9....653
Feed pump pressure; checking....655
Fuel pump; inspecting....657
Fuel pump (valves); inspecting....659
Fuel filter; checking....661
Fuel system; air bleeding; D10B....663
Fuel system; bleeding....665
Feed pump; replacing_{40-18}....667
Feed pump; replacing_{39-54}....669
Fuel tank; volume....671
Fuel tank; removal....672
Injection pump; specifications....676
Injection advance curve; description....677
Injection pump; description....681
Regulator; description....682
Checking stalling speed....683
Injection pump; installing; and setting injection angle....685
Unit injectors; specifications_....689
Unit injectors; specifications....690
Injectors; specifications....691
Injectors; description....692
Unit injector; Delphi; description....694
Unit injectors; description D9....696
Unit injector; replacing....698
Injectors; checking....705
Injectors; replacing....707
Control unit; description....714
25 - INLET & EXHAUST SYSTEM....716
Emission system specifications....717
Intake and exhaust system; description....718
Turbocharger; description....719
Turbocharger; description_{15-42}....720
Turbocharger; description_{15-20}....722
Turbocharger; description D9_{14-48}....724
Turbocharger; description D9_{14-27}....725
Turbocharger; inspecting....726
Turbocharger; replacing_{13-29}....728
Turbocharger; changing_{12-56}....731
Turbocharger; replacing....734
Air cleaner; preheater; specifications....737
Oil-bath air cleaner; volume....738
Air cleaner; description....739
Preheating coil; description....740
Preheating; specifications ....741
Intercooler specifications....742
Intercooler; description....743
Charge air system; inspection....744
Charge air cooler; replacing....746
26 - COOLING SYSTEM....751
Cooling system volume....753
Cooling system; description_{03-39}....754
Cooling system; description_{03-15}....756
Coolant circulation in engine; description....758
Cooling system; description D9....760
Cooling system specifications....762
Radiator; replacing_{01-03}....763
Radiator; replacing_{00-10}....771
Thermostat; specifications....784
Coolant pump; description....785
Thermostat housing; description....786
Thermostat; description....788
Thermostat; replacing ....789
Thermostat; replacing....791
Coolant pump; changing_{54-00}....793
Coolant pump; replacing_{53-01}....804
Reversible cooling fan_{51-33}....808
Reversible cooling fan_{51-14}....811
Cooling fan max. speed; specifications....814
Cooling fan motor; specifications....815
Pump 3 (P3) Cooling fan pump_Brake pump; specifications ....816
Hydraulic cooling fan; description....817
Cooling fan motor; description....821
Reversible cooling fan; hydraulic diagram description....823
Reversible cooling fan; electric description....827
Pump 3 (P3) Cooling fan pump _ Brake pumpFlow and pressure control; description....828
Pump 3 (P3) standby pressure; checking and adjusting (LS-line removed)_46-54....831
Pump 3 (P3) standby pressure; checking and adjusting (LS-line removed)_46-23....834
Fan motor; checking working pressure....837
Pump 3 (P3) standby pressure; checking and adjusting (LS-line removed)....840
Cooling fan hydraulics; function check....843
Reversible cooling fan; function check....845
Pump 3 (P3) Radiator fan_Brake pump Max. fan speed; checking the setting....847
Cooling fan motor; changing non-return valve....850
Cooling fan motor; replacing ....853
Cooling fan motor; replacing....856
27 - ENGINE CONTROL....865
Engine control unit (E-ECU); description....866
3 - ELECTRICAL; WARNING; INFORMATION; INSTRUMENTS....867
30 - GENERAL....868
Electrical system; work instructions....877
Electrical system; description ....879
Software; description....883
Electronic control system; description....884
Communication with data buses ....886
System voltage....888
Electrical system; specifications....889
Software functions per function group....890
Description of table for software functions....894
Engine oil pressure_{35-20}....895
Engine oil pressure_{35-01}....896
Engine Oil Level....897
Engine oil temperature_{34-06}....899
Engine oil temperature_{33-47}....900
Fuel Level_{33-14}....901
Fuel Level_{32-55}....902
Fuel temperature (D10)....903
Fuel shut-off (D10)....904
Fuel feed pressure....905
Water in fuel....906
Injectors....907
Air filter pressure....908
Temperature induction air....909
Charge-air temperature_{30-03}....910
Charge-air temperature_{29-44}....911
Boost pressure....912
Barometric pressure....913
Preheating of inlet air....914
Exhaust Gas Recirculation (EGR)....916
Engine crankcase pressure....917
Coolant Level....918
Coolant temperature; engine_{18-06}....919
Coolant temperature; engine_{17-47}....921
Coolant temperature; outlet radiator....922
Cooling fan adjustment....923
Increased fan speed for AC....926
Accelerator Pedal....927
Hand Throttle....929
Increased engine rpm....931
Engine speed for V-ECU....933
Engine On_Off....934
Limitation of engine speed on first gear....935
Engine speed for E-ECU_{13-56}....936
Engine speed for E-ECU_{13-37}....937
Camshaft speed....938
Speed (rpm) injection pump....939
Engine Shutdown....940
Time-controlled high idle....941
Automatic engine shut-off....942
Engine Protection....943
Voltage feed for sensors....945
Voltage feed E-ECU; I-ECU; V-ECU....946
Key feed....947
Theft protection....948
Starter motor engagement....950
Indication of serious engine fault....951
Interval Wiper....952
Wiping during and after washing....953
Fuel consumption....954
Reduced computer communication....955
Interruption in computer communication....956
Service interval....957
Washer fluid level....959
Outdoor temperature....960
APS....961
APS II....965
Fully automatic....969
Travelling speed....970
Tire radius....971
Speed limitation....972
Speed limitation for lever steering (CDC)....973
Back-up alarm....974
Transmission oil pressure....975
Transmission oil level....977
Transmission oil temperature_{02-28}....979
Transmission oil temperature_{02-09}....981
Transmission oil filter....982
Turbine speed....983
Transmission slipping_{01-01}....984
Transmission slipping_{00-43}....985
Transmission disengagement....986
Overspeed; transmission....988
Gear Selector....989
Gearshifting solenoids....992
Downshifting signal....994
Transmission protection....995
Axle oil temperature....996
Differential lock_57-54....998
Brake pressure....999
Output brake pressure....1000
Brake pressure charging....1001
Brake test....1003
Parking brake....1004
Secondary steering_{55-59}....1006
Secondary steering_{55-40}....1008
Soft start and safety for AC....1010
Hydraulic Oil Level....1013
Hydraulic oil temperature....1016
Warming of hydraulic oil....1017
Hydraulic power limitation....1019
Boom Suspension System (BSS)_{53-10}....1020
Boom Suspension System (BSS)_{52-52}....1024
Attachment locking....1028
Automatic lift arm lowering (Return to dig)....1030
Central lubrication....1032
Central lubrication; status indication....1033
Setting software parameters....1034
General fault diagnosis information....1037
Troubleshooting strategy....1039
Collection of basic data....1041
SAE error codes; translation to error messages; general....1044
Communication with data buses....1046
Conditions when checking....1048
Lead and connector checks....1051
Troubleshooting tools....1056
Special tools for troubleshooting....1057
VCADS Pro service tool....1058
PWM2302 Actuator injection angle (MID 128 SID 20)....1062
SE504 Monitor brake pressure charging....1064
SE901_SE902 Sensor; automatic boom kick-out and bucket positioner....1066
Adapter cable 999 0020_42-54....1067
Multi-pin breaker box 999 8699....1069
Extension cable 999 0062....1070
Template 999 0130....1071
Template 999 0133....1072
Adapter cable 951 1355....1073
Adapter cable 981 3194....1074
Adapter cable 999 0014....1075
Adapter cable 999 0020....1076
Adapter cable 999 0191....1077
Adapter cable 999 0216....1078
Adapter cable 999 8505....1079
Adapter cable 999 8533....1080
Adapter cable 999 8534....1081
Adapter cable 999 8563....1082
Multimeter 981 2519....1083
Test pins 999 0008....1084
Service display unit 999 3721....1085
Extension cable 11 668 006....1086
Component fault diagnosis; general....1087
Component fault diagnosis; description....1088
Test methods; description....1090
Error texts and troubleshooting information; general....1092
Error messages by function group....1093
SAE error codes MID 128 Engine control unit (E-ECU)....1096
SAE error codes MID 187 Vehicle control unit (V-ECU)....1097
ERROR Monitoring Engine Oil Level (MID 128 PID 098)_{32-38}....1098
ERROR Monitoring Engine Oil Level (MID 128 PID 098)_{31-44}....1100
ERROR Monitoring Engine Oil Level (MID 187 PID 098)....1102
ERROR Monitoring Engine Oil Pressure (MID 128 PID 100)_{29-47}....1105
ERROR Monitoring Engine Oil Pressure (MID 128 PID 100)_{29-03}....1108
ERROR Monitoring Engine Oil Temp. (MID 128 PID 175)_{28-10}....1111
ERROR Monitoring Engine Oil Temp. (MID 128 PID 175)_{27-31}....1114
ERROR Monitoring Fuel Level (MID 187 PID 096)....1117
ERROR Preheating Relay (MID 128 PID 45)_{25-45}....1120
ERROR Preheating Relay (MID 128 PID 45)_{25-13}....1123
ERROR Monitoring Charge Air Temp. (MID 128 PID 105)_{24-31}....1126
ERROR Monitoring Charge Air Temp. (MID 128 PID 105)_{23-45}....1128
ERROR Monitoring Engine Air Filter (MID 128 PID 107)_{22-24}....1130
ERROR Monitoring Engine Air Filter (MID 128 PID 107)_{20-57}....1133
ERROR Monitoring EGR (MID 128 PPID 19)....1136
ERROR Monitoring Crankcase Pr (MID 128 PID 153)....1138
ERROR Radiator Fan Control....1140
ERROR Solenoid valve Reversible fan....1142
ERROR Monitoring Radiator Fan Revolutions (MID 187 PPID 1161)....1144
ERROR Monitoring Engine Coolant Temp. (MID 128 PID 110)_{13-47}....1146
ERROR Monitoring Engine Coolant Temp. (MID 128 PID 110)_{13-00}....1149
ERROR Monitoring Coolant Level (MID 128 PID 111)....1152
ERROR Monitoring Coolant Outlet Temp. (MID 187 PPID 1157)....1154
ERROR Accelerator Pedal Reduced Function Activated....1157
ERROR Accelerator Pedal No Back-up Function....1160
ERROR Hand throttle....1162
ERROR Monitoring Engine Revolutions (MID 187 PID 190)....1164
ERROR Relay Interval Wiper....1166
Er ambient temperature (MID 187 PID 171)....1168
ATTENTION! Reduced Computer Function (J1708_J1587)....1170
ATTENTION! Reduced Computer Function (J1939)....1172
STOP! COMPUTER FAILURE STOP THE VEHICLE....1174
ERROR E-ECU PID 094....1176
ERROR E-ECU PID 094_{00-33}....1178
ERROR E-ECU PID 094_{59-40}....1180
ERROR E-ECU PID 102_{58-33}....1182
ERROR E-ECU PID 102_{57-38}....1184
ERROR E-ECU PID 102_{56-44}....1187
ERROR E-ECU PID 108....1189
ERROR E-ECU PID 172_{55-25}....1190
ERROR E-ECU PID 172_{54-40}....1193
ERROR E-ECU PID 174....1196
ERROR E-ECU SID 001 - E-ECU SID 006_{52-33}....1198
ERROR E-ECU SID 001 - E-ECU SID 006_{51-51}....1201
ERROR E-ECU SID 017....1204
ERROR E-ECU SID 021_{49-50}....1206
ERROR E-ECU SID 021_{48-31}....1208
ERROR E-ECU SID 021 (D10)....1210
ERROR E-ECU SID 022_{46-17}....1211
ERROR E-ECU SID 022_{45-18}....1213
ERROR E-ECU SID 064....1215
ERROR E-ECU SID 232_{43-20}....1217
ERROR E-ECU SID 232_{42-50}....1219
STOP! Turn Off Engine SID 023....1221
STOP! Turn Off Engine SID 024....1223
STOP! Turn Off Engine SID 240....1225
STOP! Turn Off Engine SID 253....1226
STOP! Turn Off Engine SID 254....1227
ERROR APS switch_ERROR APS II-switch....1228
ERROR Monitoring Travel Speed (MID 187 PID 84)....1230
ERROR Monitoring Transmission Oil Filter (MID 187 PPID 1029)....1232
ERROR Monitoring Transmission Oil Level (MID 187 PID 124)....1234
ERROR Monitoring Transmission Oil Pressure (MID 187 PID 127)....1237
ERROR Monitoring Transmission Oil Temp. (MID 187 PID 177)....1240
ERROR Monitoring Turbine Revolutions (MID 187 PPID 1160)....1243
ERROR Gear Selector....1245
ERROR Gear Selector CDC....1248
ERROR Gear Selector F_R....1250
ERROR Gear shifting solenoids....1252
ERROR Monitoring Axle Oil Temp. (Front axle) (MID 187 PPID 1154)....1254
ERROR Monitoring Axle Oil Temp. (Rear axle) (MID 187 PPID 1153)....1257
ERROR Differential lock....1260
ERROR Solenoid valve Brake pressure charging....1262
WARNING! Low Brake Pressure....1264
ERROR Monitoring Output Brake Pressure (MID 187 PPID 1155)....1266
WARNING Brake Charging Failure....1269
ERROR Parking Brake....1271
ERROR Parking Brake Circuit....1273
ERROR Secondary Steering Relay....1275
ERROR Lever Steering CDC....1277
ERROR AC-system See operators manual....1278
ERROR Central Lubrication System....1280
ERROR Monitoring Hydraulic Oil Temp. (MID 187 PPID 1041)....1281
ERROR Relay BSS....1286
ERROR Monitoring Steering System Oil Pressure (SE601) (MID 187 PPID 1046)....1288
ERROR Monitoring Steering System Oil Pressure (SE602) (MID 187 PSID 1303)....1290
ERROR Sol. valve Attachment lock....1292
ERROR Pressure regulator RTD....1294
ERROR Relay Hold position....1296
ERROR Solenoid valve Hydraulic power limitation....1298
RE Relay; general check....1300
Instrument control unit I-ECU; error symptom....1302
Instrument control unit I-ECU; changing....1303
Engine control unit E-ECU; error symptom....1305
Engine control unit E-ECU; changing_{10-40}....1306
Engine control unit E-ECU; changing_{10-20}....1308
Vehicle control unit V-ECU; error symptom....1311
Vehicle control unit V-ECU; changing....1313
Connecting special tools....1316
31 - BATTERY....1319
Battery; description....1320
Battery; weight....1321
Battery; specification....1322
Battery; charging....1323
Battery; changing....1324
32 - ALTERNATOR; CHARGE REGULATOR....1326
Alternator; specifications....1327
Alternator; description....1328
Alternator; replacing incl function checking....1329
33 - STARTING SYSTEM....1333
Starter motor; specifications....1334
Starting system; description....1335
Preheating; specifications....1336
Preheating coil; description_{02-11}....1337
Preheating coil; description_{01-51}....1338
Preheating; description....1339
35 - LIGHTING....1340
Lighting; specifications....1341
Lighting; description....1342
36 - OTHER ELECTRICAL EQUIPMENT....1344
Connectors; position_{58-04}....1345
Connectors; position_{57-21}....1356
Connectors; overview....1368
Instrument control unit I-ECU; functional description....1372
Vehicle control unit V-ECU; description....1374
Engine control unit E-ECU; description....1376
37 - CABLE; FUSE; RELAY....1378
Electrical symbols and designations....1381
Cable and component designations....1384
Cable and component marking explanations ....1386
Cable and component marking explanations....1388
Communication cable explanation....1390
Circuit list....1392
Component list 1 alternator; batteries; capacitors; electronic units....1396
Component list 6 control-; warning lights....1398
Component list 2 diodes....1400
Component list 3 fuses....1402
Component list 4 heating coils; instruments; service connections....1413
Component list 5 lights....1415
Component list 9 relays....1417
Component list 11 sensors....1421
Component list 10 Signals; shift solenoids....1428
Component list 7 solenoid valves....1430
Component list 12 switches....1432
Wiring diagram 1....1436
Wiring diagram 2....1439
Wiring diagram 3....1441
Wiring diagram 4....1443
Wiring diagram 5....1445
Wiring diagram 6....1448
Wiring diagram 7....1450
Wiring diagram 8....1453
Wiring diagram 9....1454
Wiring diagram 9B....1456
Wiring diagram 10....1458
Wiring diagram 11....1460
Wiring diagram 12....1462
Wiring diagram 13....1464
Wiring diagram 15B....1466
Wiring diagram 16....1469
Wiring diagram 17....1472
Wiring diagram 17 Updateted CDC....1474
Wiring diagram 18....1476
Wiring diagram 19....1477
Wiring diagram 20....1479
Wiring diagram 21....1481
Wiring diagram 21B....1485
Wiring diagram 21C....1487
Wiring diagram 23....1489
Wiring diagram 24....1491
Wiring diagram 25....1494
Wiring diagram 26....1496
Wiring diagram 27....1498
Wiring diagram 28....1500
Wiring diagram 29....1503
Wiring diagram 30....1507
Wiring diagram 31....1510
Wiring diagram 33....1513
Wiring diagram 34....1515
Wiring diagram 35....1517
Wiring diagram 100....1518
Wiring diagram 101....1519
Wiring diagram 102....1521
Wiring diagram 103....1523
Wiring diagram 107....1525
Alternator; 120 amp HD....1526
Electrical distribution box; description....1528
Frame ground connections and signal ground....1530
Component position Motors; PWM valves; resistors....1532
38 - INSTRUMENT; SENSOR; WARNING & INFORMATION SYSTEM....1534
Instruments....1535
Middle instrument panel with warning lights....1537
Information display; general....1539
Display panel and keypad; general....1541
Display panel; initial display....1544
Display panel; operating display....1546
Information display unit; setting_{16-58}....1548
Information display unit; setting_{16-37}....1551
Display panel; information displays....1554
Service display unit; general....1559
Service display unit; engine....1562
Service display unit; settings....1564
Service display unit; electrical system battery voltage....1568
Service display unit; electrical control input signals 1....1569
Service display unit; electrical control input signals 2....1573
Service display unit; electrical control input signals 3....1575
Service display unit; electrical control output signals 1....1578
Service display unit; electrical control output signals 2....1582
Service panel; electrical feed sensor....1584
Service display unit; transmission....1585
Service display unit; axles and brakes....1587
Service display unit; hydraulics....1589
4 - POWER TRANSMISSION....1590
40 - GENERAL....1591
General description....1592
41 - CLUTCH; TORQUE CONVERTER....1594
Torque converter; specifications_{08-27}....1595
Torque converter; specifications_{08-09}....1596
Torque converter; weight....1597
Torque converter; tightening torque....1598
Description....1599
Torque converter; removing; installing....1602
42 - TRANSMISSION; HYDRAULIC CONTROL....1606
Hydraulic transmission; volume....1607
Hydraulic transmission; weight....1608
Hydraulic transmission; tightening torques....1609
Hydraulic transmission; specifications....1610
Transmission oil pressure; specifications....1611
Hydraulic transmission; description....1612
Gearshifting; description....1625
Transmission; fault diagnosis....1629
Transmission oil pressure; checking_{02-04}....1631
Transmission oil pressure; checking_{01-43}....1636
Gear selector valve; removing and installing....1641
Gear selector valve; measuring resistance of solenoids....1649
Transmission oil cooler; changing....1651
Seal for rear output shaft; replacing....1654
Transmission; removing (upwards)....1657
Transmission; installing (from above)....1664
45 - PROPELLER SHAFT....1668
Propeller shaft; weight....1669
Propeller shaft; tightening torque....1670
Propeller shaft; changing support bearing....1671
46 - FRONT AXLE; REAR AXLE....1675
Drive shafts; specifications....1676
Description AWB40B....1677
Differential carrier AWB40B....1679
Hub reduction AWB40B....1681
Front axle; weight....1682
Front axle; capacity....1683
Front axle; tightening torque....1684
Differential brake; description....1685
Rear axle; weight....1687
Rear axle; capacity....1688
Rear axle; tightening torques....1689
Rear axle mounting....1690
Measuring axial and radial play; rear axle mounting....1691
Replacing the bushing in the axle mounting....1693
Differential lock....1698
Differential lock; adjusting_{46-30}....1699
Sensor for differential lock; adjusting_{46-10}....1702
5 - BRAKE....1705
51 - WHEEL BRAKE....1706
Service brakes; specifications....1707
Wear indicator; description....1708
Brake discs; checking wear....1709
Brake discs; replacing....1713
52 - HYDRAULIC BRAKE SYSTEM....1720
Pump 3 (P3) Cooling fan pump_Brake pump; specifications_....1721
Hydraulic brake system; description....1722
Brake system; retardation; checking function....1725
Brake system hydraulic function; checking....1727
Brake system circuit pressure; checking and adjusting....1732
Brake system; bleeding....1735
Foot brake valve; specifications....1737
Foot brake valve; description....1738
Foot brake pedal; adjusting angle and pedal clearance....1742
Foot brake valve removed; reconditioning....1743
55 - PARKING BRAKE....1746
Parking brake; specifications....1747
Parking brake; description....1748
Parking brake; mechanical release....1751
6 - STEERING....1752
60 - GENERAL....1753
Steering; description....1754
Steering; function description....1756
64 - STEERING....1766
Steering; specification....1767
Pump 2 (P2) Steering and other hydraulics; specifications ....1768
Steering cylinder; specifications....1769
Steering cylinder; tightening torque....1770
Hydraulic pumps; description ....1771
Steering cylinder; cross section....1774
Steering valve; description....1775
Shift valve; description....1780
Shift valve; function description....1782
Steering system working pressure; checking and adjusting....1787
Steering cylinder; link bearing; changing....1790
Steering cylinder; replacement....1793
Steering cylinder; reconditioning....1798
Steering valve; replacing....1801
Steering valve; reconditioning (removed) ....1804
Shift valve; reconditioning (removed)....1812
Steering valve; reconditioning (removed)....1817
Secondary steering; description....1825
Function test; secondary steering_{24-26}....1829
Function test; secondary steering_{24-07}....1830
66 - LEVEL STEERING....1832
Comfort Drive Control; description....1833
Electrical system; description_....1836
Hydraulic system; description ....1838
Lever steering; adjusting steering speed....1840
Lever steering CDC; checking steering signals....1842
Lever steering; checking and adjusting control valve....1845
Control valve; description ....1847
7 - FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL_TRACK UNIT....1849
70 - GENERAL....1850
Frame; description....1851
71 - FRAME....1852
Frame; specifications....1853
Frame; weight....1854
Frame; tightening torque....1855
Protective plate; weight....1856
Protective plate; tightening torque....1857
Protective plate; removing....1858
Counterweight; weight....1860
74 - FRAME LINK....1861
Frame joint; tightening torques....1862
Frame joint; description....1863
Frame joint clearance; checking....1865
Frame joint; changing bearings and pins....1867
77 - WHEELS; TRACKS; TYRE; HUB; DRUM....1883
Wheel; weight....1884
Wheels; tightening torques....1885
Wheel; removing and installing....1886
8 - MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE....1889
80 - GENERAL....1890
Cab; description....1891
81 - CAB; NAKED; CANOPY....1893
Cab; weight....1894
Cab; removing....1895
Cab; installing....1902
Cab suspension; description....1909
Viscous cab suspension; description....1911
Viscous cab suspension; changing one unit....1913
82 - ENGINE HOOD; MUDGUARD; FOOT STEP....1918
Engine hood; removing....1919
Engine hood; removing_{04-22}....1923
Engine hood; removing_{04-02}....1926
Engine hood; installing_{03-27}....1929
Engine hood; installing_{03-07}....1932
Engine hood; installing_{02-37}....1934
Engine hood; installing_{02-17}....1936
86 - PROTECTIVE EQUIPMENT....1938
Operator's seat; weight....1939
Noise reduction plates; weight....1940
87 - AIR CONDITIONING UNIT....1941
Climate control system; description....1942
Air distribution; specifications....1945
Fan motor; changing....1946
Heater core; changing....1952
Heat control valve; changing....1955
Air conditioning; specifications....1958
Air conditioning; tightening torques....1960
Air conditioning; description....1961
Air conditioning; refrigerant; weight_{54-55}....1964
Air conditioning; refrigerant; weight_{54-37}....1965
Air conditioning; refrigerant; weight_{54-19}....1966
Components....1967
AC relay-controlled; description....1969
AC software-controlled; description....1972
AC safety; relay-controlled; description....1975
ATC; description....1976
Electrical system; description....1981
Evaporator in air conditioning system; cleaning....1983
Air conditioning; checking performance....1987
Air conditioning; troubleshooting; relay-controlled ATC....1989
Air conditioning; troubleshooting; software-controlled ATC....1991
9 - HYDRAULIC SYSTEM; DIGGING_HANDLING_GRADING EQUIPMENT; MISCELLANEOUS....1993
90 - GENERAL....1994
Hydraulic diagram; steering - Image....1995
Hydraulic diagram; reversible fan; brake system - Image....1997
Hydraulic diagram; fan; brake system - Image....1998
Hydraulic diagram; complete - Image....2000
Explanations to hydraulic diagram....2004
Safety when working on hydraulic systems....2013
Hydraulic diagram; complete_{46-33}....2016
Hydraulic diagram; complete_{46-12}....2019
Hydraulic diagram; working hydraulics; differential lock; BSS; attachment lock; 3rd; 4th function....2029
Hydraulic diagram; working hydraulics; differential lock_{44-47}....2036
Hydraulic diagram; working hydraulics; differential lock_{44-27}....2039
Hydraulic diagram; working hydraulics; differential lock; BSS....2044
Hydraulic diagram; fan; axle oil cooling_{43-31}....2049
Hydraulic diagram; fan; axle oil cooling_{43-11}....2052
Hydraulic diagram; fan; axle oil cooling_{42-51}....2054
Hydraulic diagram; fan; brake system_{42-21}....2056
Hydraulic diagram; fan; brake system_{42-01}....2059
Hydraulic diagram; reversible fan; axle oil cooling....2061
Hydraulic diagram; reversible fan; brake system....2063
Hydraulic diagram; reversible fan; brake system; axle oil cooling....2066
Hydraulic diagram; steering_{40-16}....2068
Hydraulic diagram; steering_{39-55}....2070
Hydraulic diagram; steering with CDC....2072
Symbol diagram; pump control....2074
Hydraulic system; description....2076
Hydraulic system; bleeding....2081
Discarded accumulators....2083
91 - WORKING HYDRAULIC; SERVO HYDRAULICS....2085
Working and servo system; specifications....2088
Working hydraulics and servo system; trouble-shooting....2089
Hydraulic system; volume....2097
Hydraulic oil tank; vacuum-pumping; connecting and disconnecting pump....2098
Hydraulic connections; tightening torques....2100
Hydraulic couplings; installation instructions....2102
Hydraulic oil tank; removing....2104
Hydraulic oil tank; installing....2107
Valves; working hydraulics; specifications....2109
Control valve; description....2110
Central valve; description....2128
Back-up valve; checking and adjusting....2131
Shock valve lift function; checking....2134
Shock valve; tilt function; checking....2137
Control valve; replacing....2140
Central valve; replacing....2148
Central valve; reconditioning (removed)....2153
Pump 1; (P1) Working hydraulics; brake system; servo system; specifications....2155
Pump 2 (P2) Steering and other hydraulics; specifications....2156
Pump 3 (P3) Cooling fan pump_Brake pump; specifications....2157
Flow compensator; basic setting; specifications....2158
Hydraulic pumps; description....2159
Compensator block; description....2162
Pump 1 (P1) and Pump 2 (P2); principle diagram....2165
Lifting time; checking....2166
Hydraulic pump; standby pressure; checking and adjusting....2168
Hydraulic pump; stand-by pressure (LS-line removed); checking and adjusting....2171
Hydraulic pump; max working pressure; checking and adjusting....2175
Hydraulic pump P1; replacing....2179
Hydraulic pumps P2 and P3; replacing....2183
Hydraulic pump P3; replacing....2188
Servo system; specifications....2192
Servo system; description....2193
Automatic lift arm lowering (Return-To-Dig); description....2199
Return To Dig; component position....2201
Valve block for Return To Dig; description....2203
Servo pressure; checking and adjusting....2205
Servo valve; operating controls; adjusting....2207
Servo valve; replacing....2210
Servo valve; reconditioning (removed)....2212
Boom Suspension System; description....2214
Boom Suspension System; description of function....2216
Boom Suspension System; specifications....2220
Gas valve; tightening torque....2221
Boom Suspension System; component description....2222
Boom Suspension System; troubleshooting_{12-42}....2226
Boom Suspension System; troubleshooting_{12-24}....2228
Precharge pressure in accumulators; checking and adjusting....2230
Boom suspension system; hydraulic oil pressure in accumulators; depressurizing....2233
Boom Suspension System; pressure limiting valve; setting....2236
Boom suspension system; test drive with load....2238
Boom suspension system; changing accumulator....2241
Boom suspension system; reconditioning accumulator....2245
Boom Suspension System; valve block V1; removing....2247
Boom Suspension System; valve block V1; installing....2249
Boom Suspension System; valve block V2; removing....2251
Boom Suspension System; valve block V2; installing....2253
3rd_4th hydraulic function; specifications....2255
3rd; or 3rd_4th hydraulic function; description....2256
3rd_4th hydraulic function; pressure; checking and adjusting....2258
Hydraulic attachment lock with raised servo pressure; description....2261
Hydraulic attachment lock (software-controlled); description....2264
Implemental attachment hydraulic cylinder; replacing....2267
94 - UNIT; LOAD HANDLING....2269
Hydraulic cylinders; specifications....2270
Control cylinders; weight....2271
Hydraulic cylinders; tightening torques....2272
Lifting cylinder....2273
Tilting cylinder....2274
TP linkage bearing points....2275
Hydraulic cylinder; piston's lock brace; installing....2277
Lift cylinder; repacking in machine....2279
Lift cylinder; replacing....2285
Lift cylinder removed; bearings C-P; replacing....2290
Tilting cylinder; replacing bearing 'E' in machine....2293
Tilt cylinder; repacking in machine....2296
Tilt cylinder; replacing....2301
Tilt cylinder removed; replacing bearings E-F....2305
Lift frame; replacing bearing in lower bucket- or implement attachment....2307
99 - MISCELLANEOUS....2310
Central lubrication system; specifications....2311
Lubrication cycle; description....2313
Pressure monitor; description....2315
Central lubrication system; description....2319
Selecting lubrication cycle....2321
Volvo L150F Wheel Loader Repair Service Manual
