Volvo Constructions L330E Wheel Loaders Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Volvo Constructions L330E Wheel Loaders, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
L330E Volvo Wheel Loaders 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.
L330E Volvo Wheel Loaders Service Repair Manual.pdf
PRODUCT DETAILS:
Total Pages: 1,693 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
Product identification plates....6
03 - SPECIFICATIONS....8
Tightening torques....11
Cooling system; tightening torques-[1752]....22
Engine; weight-[1731]....23
Engine; volume-[1712]....24
Valve mechanism; specifications-[1653]....25
Engine; specifications-[1634]....26
Injectors; specifications-[1615]....27
Fuel tank; volume-[1556]....28
Lubrication system; specifications-[1531]....29
Lighting; specifications-[1512]....30
Fuel feed pump; specifications-[1453]....31
Fuel tank; volume-[1434]....32
Injection pump; specifications-[1415]....33
Injectors; specifications-[1356]....34
Control system; injection timing device; specification-[1337]....35
Oil-bath precleaner; volume-[1318]....36
Cooling system; specifications-[1259]....37
Cooling system volume-[1235]....38
Thermostat; specifications-[1215]....39
Fan motor; specification-[1156]....40
Temperature limits for cooling fan speed; specifications-[1137]....41
Cooling fan max. speed; specifications-[1118]....42
Battery; specifications-[1059]....43
Electrical system; specifications-[1039]....44
Preheating; specifications-[1019]....45
Alternator; specifications-[1001]....46
Starter motor; specifications-[0928]....47
Front and rear axles; tightening torque-[0909]....48
Gear selector valve; tightening torque-[0840]....50
Hydraulic transmission; tightening torques-[0812]....52
Front and reverse axles; weight-[0753]....53
Propeller shaft; weight-[0734]....54
Hydraulic transmission; weight-[0715]....55
Torque converter; weight-[0655]....56
Front and rear axles; specifications-[0636]....57
Front and rear axles; volume-[0617]....58
Torque converter; specifications-[0558]....59
Hydraulic transmission; specifications-[0539]....60
Hydraulic transmission; volume-[0519]....61
Parking brake; specifications-[0500]....62
Wheel brake; specification-[0440]....63
Parking brake; specifications-[0422]....64
Steering; specification-[0403]....65
Steering cylinder; specifications-[0340]....66
Axle mounting; specifications-[0321]....67
Cab; weight-[0302]....68
Air distribution; specifications-[0243]....69
Air conditioning; specifications-[0224]....70
Air conditioning; refrigerant; weight-[0204]....72
Hydraulic system; volume-[0144]....73
Pump 3 (P3) Cooling fan pump_Brake pump; specifications-[0125]....74
3rd hydraulic function; specifications-[0106]....75
Boom Suspension System; specifications-[0043]....76
Lifting frame; specifications-[0023]....77
Lifting times; specifications-[0004]....78
Engine; weight-[5945]....79
Radiator; weight-[5926]....80
Battery; weight-[5906]....81
Wheel brake; weight-[5848]....82
Frame; weight-[5828]....83
Counterweight; weight-[5805]....84
Axle suspension; weight-[5742]....85
Control valve; specifications-[5723]....86
Wheel; weight-[5704]....87
Lifting frame; weight-[5645]....88
Pump 1; (P1) Steering; working hydraulics; brake system; servo system; specifications-[5627]....89
Pump 2 (P2); servo system; brake system; specifications-[5607]....90
Servo system; specifications-[5548]....91
Engine; tightening torques-[5528]....92
Torque converter; tightening torque-[5509]....93
Propeller shaft; tightening torque-[5436]....94
Wheel brake; tightening torques-[5416]....95
Steering cylinder; tightening torque-[5357]....96
Central lubrication system; specifications-[5338]....97
Frame; tightening torque....99
Frame joint; tightening torques-[5302]....100
Axle suspension; tightening torques-[5234]....102
Wheels; tightening torques-[5214]....103
Cab; tightening torques....104
Lifting frame; tightening torque-[5138]....105
Hydraulic connections; tightening torques-[5119]....106
Conversion tables....108
07 - STANDARD TIME....113
Operation numbers for additional work....114
08 - TOOL....116
E 1234 Nipple....117
E 1281 Nipple....118
E 1693 Press tool....119
E-2017....120
Infrared Thermometer....121
1 - STANDARD PARTS; SERVICE....125
16 - LUBRICANT; FUEL; OTHER FLUID....126
Recommended lubricants....127
Alternative fuels....129
17 - SERVICE....132
Working on the electrical system of the machine....133
Cleanliness in hydraulic systems....134
Electric welding....135
Charging of batteries....136
Arrival Inspection; according to Inspection Programme....137
Delivery Inspection; according to Inspection Programme....138
Maintenance of Stored Machines; according to Inspection Programme....139
Transporting a wheel loader on another vehicle....140
Warranty inspection 100 hours....141
Warranty inspection 1000 hours....156
Wheel brake; specification ....181
Working pressure; checking and adjusting ....182
Boom Suspension System; precharging pressure in accumulators; checking and adjusting-[3557]....185
Lifting time; checking ....188
Maintenance service; daily....190
Maintenance service; every 50 hours....192
Maintenance service; every 250 hours....197
Maintenance service; every 500 hours....206
Maintenance service; every 1000 hours....221
Maintenance service; every 2000 hours....244
Maintenance service; every 4000 hours....274
Maintenance service; every 6000 hours....305
Working pressure; checking and adjusting-....308
Parking brake; manually releasing....311
Propeller shafts; removing....312
Towing_recovering....313
Repairing hydraulic system....315
19 - GENERAL....316
CE-marking; EMC-directive....317
Safety concerns everybody!_{15-39}....321
Safety concerns everybody!_{15-17}....325
Safety when handling the machine....327
Safety rules when servicing....332
Working under raised boom....336
Fire prevention measures....338
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
General description ....393
Function check; engine....394
21 - ENGINE....396
Engine; specifications....397
Engine; weight....398
Engine; volume....399
Engine; tightening torques....400
Engine; removing....401
Engine; installing....407
Cylinder head; description....414
Cylinder block; description....415
Pistons; description....416
Seal configuration (cylinder block-cylinder head-cylinder liner); description....417
Valve mechanism; specifications....419
Valve mechanism; description....420
Valves; adjusting....421
Timing gear; description....427
Camshaft; description....429
Crank mechanism; connecting rod;vibration damper; description....430
Engine mount; front rubber cushion; changing....433
22 - LUBRICATING SYSTEM....436
Lubrication system; specifications....437
Oil pump; description....438
Lubrication oil pressure; checking....439
Oil cooler; description....441
Oil cooler; changing....442
23 - FUEL SYSTEM....445
Fuel system; description....446
Instructions for working with electronic fuel injection....448
Fuel feed pump; specifications....451
Feed pump pressure; checking....452
Fuel system; bleeding....454
Fuel tank; volume....456
Injection pump; specifications....457
Injection pump; description....458
Pilot injection; checking....460
Injection timing adjuster; checking....464
Stalling speed; check....469
Injection timing; adjusting....471
Injection pump; changing....476
Injectors; specifications....479
Injectors; description....480
Control system; injection timing device; specification....482
Automatic timing adjuster; description....483
Engine control unit E-ECU; description....488
Control unit sensors....489
25 - INLET & EXHAUST SYSTEM....492
Turbocharger; description....493
Turbocharger; inspecting....495
Air cleaner; preheater; specifications....497
Oil-bath precleaner; volume....498
Air cleaner; description....499
Preheating coil; description....500
Preheating; specifications-....501
Intercooler; description....502
Boost pressure; checking....503
Intercooler; changing....505
26 - COOLING SYSTEM....509
Cooling system volume....510
Cooling system; tightening torques....511
Cooling system (engine)....512
Cooling system; description_{26-09}....514
Cooling system; description_{25-48}....515
Coolant filter....516
Cooling system; specifications....517
Radiator; weight....518
Radiator; changing....519
Thermostat; specifications....524
Thermostat; description....525
Reversible cooling fan....527
Cooling fan max. speed; specifications....530
Fan motor; specification....531
Pump 3 (P3) Cooling fan pump_Brake pump; specifications-[2114]....532
Temperature limits for cooling fan speed; specifications....533
Pump 3 (P3) standby pressure; checking....534
Fan speed control; description....536
Cooling fan hydraulics; function check....540
Maximum fan speed; checking....542
Pump 3 (P3) max pressure; checking....544
27 - ENGINE CONTROL....547
Accelerator Pedal-....548
Stop solenoid; description....549
3 - ELECTRICAL; WARNING; INFORMATION; INSTRUMENTS....550
30 - GENERAL....551
Electrical system; work instructions....558
Electrical system; description-....560
Software; description....564
Electronic control system; description....565
Communication with data buses-....567
System voltage....569
Electrical system; specifications....570
Software functions per function group....571
Description of table for software functions....574
Engine oil pressure....575
Engine Oil Level....576
Engine oil temperature....577
Fuel Level_{12-22}....578
Fuel Level_{12-04}....579
Fuel temperature....580
Fuel feed pressure....581
Air filter pressure....582
Temperature induction air....583
Charge-air temperature....584
Boost pressure....585
Barometric pressure....586
Preheating of inlet air....587
Coolant temperature; engine....589
Coolant temperature; outlet radiator....590
Radiator fan adjustment....591
Accelerator Pedal....593
Hand Throttle....594
Engine speed for V-ECU....596
Engine On_Off....597
Limitation of engine speed on first gear....598
Engine speed for E-ECU....599
Speed (rpm) injection pump....600
Engine Shutdown....601
Time-controlled high idle....602
Automatic engine shut-off....603
Voltage feed for sensors....604
Voltage feed E-ECU; I-ECU; V-ECU....605
Key feed....606
Theft protection....607
Starter motor engagement....609
Indication of serious engine fault....610
Interval Wiper....611
Wiping during and after washing....612
Fuel consumption....613
Reduced computer communication....614
Interruption in computer communication....615
Service interval....616
Washer fluid level....618
Outdoor temperature....619
APS II....620
Travelling speed....624
Tire radius....625
Speed limitation....626
Speed limitation for lever steering (CDC)....627
Back-up alarm....628
Transmission oil pressure....629
Transmission oil level....630
Transmission oil temperature....632
Transmission oil filter....633
Transmission disengagement....634
Overspeed; transmission....636
Gear Selector....637
Gearshifting solenoids....640
Downshifting signal....642
Brake pressure....643
Output brake pressure....644
Brake pressure charging....645
Brake test....646
Brake cooling circuit oil filter....647
Brake cooling oil temperature....648
Parking brake....650
Secondary steering....652
Soft start and safety for AC....654
Hydraulic Oil Level....657
Hydraulic oil temperature....660
Boom Suspension System (BSS)_{53-08}....661
Boom Suspension System (BSS)_{52-50}....664
Automatic lift arm lowering (Return to dig)....666
Central lubrication....668
Central lubrication; status indication....669
Setting software parameters....670
General fault diagnosis information....673
Troubleshooting strategy....675
Collection of basic data....677
SAE error codes; translation to error messages; general....680
Communication with data buses....682
Conditions when checking....684
Lead and connector checks....687
Troubleshooting tools....692
Special tools for troubleshooting....693
VCADS Pro service tool....694
SE504 Monitor brake pressure charging....697
SE901_SE902 Sensor; automatic boom kick-out and bucket positioner....699
Adapter cable 999 0020-....700
Multi-pin breaker box 999 8699....702
Extension cable 999 0062....703
Template 999 0130....704
Template 999 0133....705
Adapter cable 951 1355....706
Adapter cable 981 3194....707
Adapter cable 999 0014....708
Adapter cable 999 0020....709
Adapter cable 999 0191....710
Adapter cable 999 0216....711
Adapter cable 999 8505....712
Adapter cable 999 8533....713
Adapter cable 999 8534....714
Adapter cable 999 8563....715
Multimeter 981 2519....716
Test pins 999 0008....717
Service display unit 999 3721....718
Extension cable 11 668 006....719
Component fault diagnosis; general....720
Component fault diagnosis; description....721
Test methods; description....723
Error texts and troubleshooting information; general....725
Error messages by function group....726
SAE error codes MID 128 Engine control unit (E-ECU)....729
SAE error codes MID 187 Vehicle control unit (V-ECU)....730
ERROR Monitoring Engine Oil Level (MID 187 PID 098)....731
ERROR Monitoring Engine Oil Pressure (MID 128 PID 100)....733
ERROR Monitoring Engine Oil Temp. (MID 128 PID 175)....736
ERROR Monitoring Fuel Level (MID 187 PID 096)....739
ERROR Preheating Relay (MID 128 PID 45)....742
ERROR Monitoring Charge Air Temp. (MID 128 PID 105)....745
ERROR Monitoring Engine Air Filter (MID 128 PID 107)....748
ERROR Radiator Fan Control....751
ERROR Solenoid valve Reversible fan....753
ERROR Monitoring Radiator Fan Revolutions (MID 187 PPID 1161)....755
ERROR Monitoring Engine Coolant Temp. (MID 128 PID 110)....757
ERROR Monitoring Coolant Outlet Temp. (MID 187 PPID 1157)....760
ERROR Accelerator Pedal Reduced Function Activated....763
ERROR Accelerator Pedal No Back-up Function....766
ERROR Hand throttle....768
ERROR Monitoring Engine Revolutions (MID 187 PID 190)....770
ERROR Relay Interval Wiper....772
Er ambient temperature (MID 187 PID 171)....774
ATTENTION! Reduced Computer Function (J1708_J1587)....776
ATTENTION! Reduced Computer Function (J1939)....779
STOP! COMPUTER FAILURE STOP THE VEHICLE....782
ERROR E-ECU PID 094....784
ERROR E-ECU PID 102....786
ERROR E-ECU PID 108....788
ERROR E-ECU PID 172....789
ERROR E-ECU PID 174....792
ERROR E-ECU SID 022....794
ERROR E-ECU SID 064....796
ERROR E-ECU SID 232....798
STOP! Turn Off Engine SID 023....799
STOP! Turn Off Engine SID 024....801
STOP! Turn Off Engine SID 240....803
STOP! Turn Off Engine SID 253....804
STOP! Turn Off Engine SID 254....805
ERROR APS switch_ERROR APS II-switch....806
ERROR Monitoring Travel Speed (MID 187 PID 84)....808
ERROR Monitoring Transmission Oil Filter (MID 187 PPID 1029)....810
ERROR Monitoring Transmission Oil Level (MID 187 PID 124)....812
ERROR Monitoring Transmission Oil Pressure (MID 187 PID 127)....814
ERROR Monitoring Transmission Oil Temp. (MID 187 PID 177)....817
ERROR Gear Selector....820
ERROR Gear Selector CDC....823
ERROR Gear Selector F_R....825
ERROR Gear shifting solenoids....827
WARNING! Low Brake Pressure....829
ERROR Monitoring Output Brake Pressure (MID 187 PPID 1155)....831
WARNING Brake Charging Failure....834
ERROR Monitoring Brake Coolant Oil Filter....836
ERROR Monitoring Brake Temp. (Front Axle) (MID 187 PPID 1172)....837
ERROR Monitoring Brake Temp. (Rear axle) (MID 187 PPID 1174)....840
ERROR Parking Brake....843
ERROR Parking Brake Circuit....845
ERROR Secondary Steering Relay....847
ERROR Lever Steering CDC....849
ERROR AC-system See operators manual....850
ERROR Central Lubrication System....852
ERROR Monitoring Hydraulic Oil Temp. (MID 187 PPID 1041)....853
ERROR Relay BSS....858
ERROR Monitoring Steering System Oil Pressure (SE601) (MID 187 PPID 1046)....860
ERROR Monitoring Steering System Oil Pressure (SE602) (MID 187 PSID 1303)....862
ERROR Pressure regulator RTD....864
ERROR Relay Hold position....866
RE Relay; general check....868
Instrument control unit I-ECU; error symptom....870
Instrument control unit I-ECU; changing....871
Engine control unit E-ECU; error symptom....873
Engine control unit E-ECU; changing....874
Vehicle control unit V-ECU; error symptom....877
Vehicle control unit V-ECU; changing....879
Connecting special tools....882
31 - BATTERY....885
Battery; description....886
Battery; weight....887
Battery; specifications....888
Battery; charging....889
Battery; changing....890
32 - ALTERNATOR; CHARGE REGULATOR....892
Alternator; specifications....893
Alternator; description....894
33 - STARTING SYSTEM....895
Starter motor; specifications....896
Starting system; description....897
Preheating; specifications....898
Preheating coil; description_{44-50}....899
Preheating coil; description_{44-29}....900
Preheating; description....901
35 - LIGHTING....902
Lighting; specifications....903
Lighting; description....904
36 - OTHER ELECTRICAL EQUIPMENT....906
Connectors; position....907
Connectors; overview....916
Instrument control unit I-ECU; functional description....920
Vehicle control unit V-ECU; description....922
37 - CABLE; FUSE; RELAY....924
Wiring diagram 9 - Image....928
Page 1....928
Wiring diagram 9B - Image....929
Page 1....929
Wiring diagram 8 - Image....930
Page 1....930
Wiring diagram 7 - Image 2....931
Page 1....931
Wiring diagram 7 - Image 1....932
Page 1....932
Wiring diagram 6 - Image....933
Page 1....933
Wiring diagram 5 - Image....934
Page 1....934
Wiring diagram 4 - Image....935
Page 1....935
Wiring diagram 3 - Image....936
Page 1....936
Wiring diagram 35 - Image....937
Page 1....937
Wiring diagram 34 - Image....938
Page 1....938
Wiring diagram 33 Climate control system; automatic temperature control - Image 2....939
Page 1....939
Wiring diagram 33 Climate control system; automatic temperature control - Image 1....940
Page 1....940
Wiring diagram 31 - Image....941
Page 1....941
Wiring diagram 30 - Image....942
Page 1....942
Wiring diagram 2 - Image....943
Page 1....943
Wiring diagram 29 - Image....944
Page 1....944
Wiring diagram 28 - Image....945
Page 1....945
Wiring diagram 27 - Image....946
Page 1....946
Wiring diagram 26 - Images....947
Page 1....947
Wiring diagram 25 - Image....948
Page 1....948
Wiring diagram 24 - Image....949
Page 1....949
Wiring diagram 23 - Image 2....950
Page 1....950
Wiring diagram 23 - Image 1....951
Page 1....951
Wiring diagram 21 - Image 4....952
Page 1....952
Wiring diagram 21 - Image 3....953
Page 1....953
Wiring diagram 21 - Image 2....954
Page 1....954
Wiring diagram 21 - Image 1....955
Page 1....955
Wiring diagram 21C - Image 2....956
Page 1....956
Wiring diagram 21C - Image 1....957
Page 1....957
Wiring diagram 20 - Image....958
Page 1....958
Wiring diagram 1 Main diagram - Image 2....959
Page 1....959
Wiring diagram 1 Main diagram - Image 1....960
Page 1....960
Wiring diagram 19 Heating; ventilation; air conditioning (AC) - Image 2....961
Page 1....961
Wiring diagram 19 Heating; ventilation; air conditioning (AC) - Image 1....962
Page 1....962
Wiring diagram 18 - Image....963
Page 1....963
Wiring diagram 17 Updateted CDC - Image....964
Page 1....964
Wiring diagram 17 - Image....965
Page 1....965
Wiring diagram 16 Secondary steering - Image 2....966
Page 1....966
Wiring diagram 16 Secondary steering - Image 1....967
Page 1....967
Wiring diagram 15B - Image 2....968
Page 1....968
Wiring diagram 15B - Image 1....969
Page 1....969
Wiring diagram 13 Brake cooling oil temperature; transmission oil level - Image....970
Page 1....970
Wiring diagram 12 - Image....971
Page 1....971
Wiring diagram 11 - Image 3....972
Page 1....972
Wiring diagram 11 - Image 2....973
Page 1....973
Wiring diagram 11 - Image 1....974
Page 1....974
Wiring diagram 10 - Image....975
Page 1....975
Electrical symbols and designations....976
Cable and component designations....979
Cable and component marking explanations....981
Communication cable explanation....983
Circuit list....985
Component list 1 alternator; batteries; capacitors; electronic units....989
Component list 6 control-; warning lights....991
Component list 2 diodes....993
Component list 3 fuses....995
Component list 4 heating coils; instruments; service connections....1004
Component list 5 lights....1006
Component list 9 relays....1008
Component list 11 sensors....1012
Component list 10 Signals; shift solenoids....1016
Component list 7 solenoid valves....1018
Component list 12 switches....1020
Wiring diagram 1 Main diagram....1024
Wiring diagram 2....1027
Wiring diagram 3....1028
Wiring diagram 4....1029
Wiring diagram 5....1031
Wiring diagram 6....1033
Wiring diagram 7....1034
Wiring diagram 8....1037
Wiring diagram 9....1038
Wiring diagram 9B....1040
Wiring diagram 10....1042
Wiring diagram 11....1044
Wiring diagram 12....1048
Wiring diagram 13 Brake cooling oil temperature; transmission oil level....1050
Wiring diagram 15B....1051
Wiring diagram 16 Secondary steering....1054
Wiring diagram 17....1057
Wiring diagram 17 Updateted CDC....1059
Wiring diagram 18....1060
Wiring diagram 19 Heating; ventilation; air conditioning (AC)....1062
Wiring diagram 20....1065
Wiring diagram 21....1067
Wiring diagram 21C....1072
Wiring diagram 23....1075
Wiring diagram 24....1078
Wiring diagram 25....1079
Wiring diagram 26....1081
Wiring diagram 27....1082
Wiring diagram 28....1084
Wiring diagram 29....1086
Wiring diagram 30....1087
Wiring diagram 31....1088
Wiring diagram 33 Climate control system; automatic temperature control....1090
Wiring diagram 34....1093
Wiring diagram 35....1095
Electrical distribution box; description....1096
Frame ground connections and signal ground....1098
Component position Motors; PWM valves; resistors....1100
38 - INSTRUMENT; SENSOR; WARNING & INFORMATION SYSTEM....1102
Instruments....1103
Middle instrument panel with warning lights....1105
Information display; general....1107
Display panel and keypad; general....1109
Display panel; initial display....1112
Display panel; operating display....1114
Information display unit; setting....1116
Display panel; information displays....1119
Service display unit; general....1124
Service display unit; engine....1127
Service display unit; settings....1129
Service display unit; electrical system battery voltage....1132
Service display unit; electrical control input signals 003....1133
Service display unit; electrical control input signals 001....1136
Service display unit; electrical control input signals 002....1139
Service display unit; electrical control output signals 001....1141
Service display unit; electrical control output signals 002....1144
Service panel; electrical feed sensor....1146
Service display unit; transmission....1147
Service display unit; hydraulics....1148
Service display unit; axles and brakes....1149
4 - POWER TRANSMISSION....1151
40 - GENERAL....1152
Transmission; general description....1153
41 - CLUTCH; TORQUE CONVERTER....1156
Torque converter; specifications....1157
Torque converter; weight....1158
Torque converter and hydraulic transmission; description....1159
Torque converter; tightening torque....1162
Torque converter; replacing....1163
Transmission pump; changing....1168
42 - TRANSMISSION; HYDRAULIC CONTROL....1170
Hydraulic transmission; volume....1171
Hydraulic transmission; weight....1172
Hydraulic transmission; tightening torques....1173
Hydraulic transmission; specifications....1174
Gear change; signal to ECU from gear selector control_{00-18}....1175
GEARSHIFTING; signal to in_out from ECU_{59-58}....1177
Gearshifting; description....1179
Dual control; changing forward-reverse....1181
Gear selector valve; function description....1183
Brake cooling circuit filter_transmission filter; monitoring....1190
Gear selector valve; tightening torque....1192
Clutch plates 1st and 2nd; changing....1194
Clutch plates forward and reverse or 3rd and 4th; changing....1201
Transmission oil pressure; checking....1208
Bearing in clutch drum 1st or 2nd; changing....1210
Transmission; removing_{55-49}....1216
Transmission; removing_{55-27}....1226
Transmission; installing_{54-49}....1231
Transmission; installing_{54-26}....1240
45 - PROPELLER SHAFT....1244
Propeller shaft; weight....1245
Propeller shaft; tightening torque....1246
Centre bearing; reconditioning....1247
46 - FRONT AXLE; REAR AXLE....1253
Front and rear axles; specifications....1254
Front and reverse axles; weight....1255
Front and rear axles; tightening torque....1256
Front and rear axles; volume....1258
Description ....1259
Hub reduction; reconditioning....1262
Differential carrier assembly; removal and installation....1276
Hub reduction; changing seal....1284
Rear axle; removing....1295
Rear axle; installing....1299
Automatic differential brake - Limited Slip; description....1302
5 - BRAKE....1304
50 - GENERAL....1305
Description ....1306
Brake and fan hydraulics; hydraulic diagram....1309
51 - WHEEL BRAKE....1311
Wheel brake; specification....1312
Wheel brake; weight....1313
Wheel brake; tightening torques....1314
Brake discs; checking wear....1315
Brake discs; changing....1316
52 - HYDRAULIC BRAKE SYSTEM....1330
Pump 1; (P1) Steering; working hydraulics; brake system; servo system; specifications ....1331
Hydraulic pumps; description ....1332
Brake system hydraulic function; checking....1335
Brake system circuit pressure; checking and adjusting....1338
Brake system; bleeding....1341
Brake cooling; description....1343
Foot brake valve; description....1345
Foot brake pedal; adjusting angle and pedal clearance....1349
Foot brake valve removed; reconditioning....1350
Brake accumulator; description....1353
Accumulator; front and rear circuit; checking and adjusting....1355
Accumulator; replacing....1357
Accumulator; changing seals....1359
55 - PARKING BRAKE....1362
Parking brake; specifications....1363
Description....1364
Parking brake; adjusting....1366
6 - STEERING....1368
60 - GENERAL....1369
General description-....1370
64 - STEERING....1372
Steering; specification....1373
Pump 1; (P1) Steering; working hydraulics; brake system; servo system; specifications ....1374
Steering cylinder; specifications....1375
Steering cylinder; tightening torque....1376
Steering valve; description....1377
Steering cylinder; description....1380
Flow amplifier; description....1381
Flow amplifier; function description....1384
Working pressure; checking and adjusting....1392
Flow amplifier; reconditioning....1395
Steering cylinder; changing....1408
Steering valve; reconditioning (removed)....1414
Description; general-....1422
66 - LEVEL STEERING....1429
Hydraulic diagram; steering system with lever steering and secondary steering - Image....1430
Page 1....1430
Description; general-....1431
Function description-....1433
Function description....1434
Wiring diagram; lever steering (CDC)....1436
Hydraulic system; description....1438
Hydraulic diagram; steering system with lever steering and secondary steering....1440
Lever steering; adjusting steering speed....1442
Lever steering; checking and adjusting control valve....1444
7 - FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL_TRACK UNIT....1447
70 - GENERAL....1448
Frame; description....1449
71 - FRAME....1450
Frame; weight....1451
Counterweight; weight....1452
Extra damper weight; fitting; removing....1453
74 - FRAME LINK....1455
Frame joint; tightening torques....1456
Frame joint; description_{20-42}....1458
Frame joint; description_{20-23}....1460
75 - AXLE SUSPENSION....1462
Axle mounting; specifications....1463
Axle suspension; weight....1464
Axle suspension; description....1465
Axle suspension; tightening torques....1469
Axle suspension; measuring axial and radial clearance....1470
Axle suspension; adjusting axial clearance....1473
Axle suspension; replacing bushings and seals....1476
77 - WHEELS; TRACKS; TYRE; HUB; DRUM....1483
Wheel; weight....1484
Wheels; tightening torques....1485
Wheel; removing and installing....1486
8 - MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE....1489
81 - CAB; NAKED; CANOPY....1490
Cab; weight....1491
Cab; removing....1492
Cab; fitting....1498
Cab suspension; description....1504
86 - PROTECTIVE EQUIPMENT....1506
Roll-over bar; removing....1507
Roll-over bar; fitting....1510
87 - AIR CONDITIONING UNIT....1513
Air distribution; description....1514
Air distribution; specifications....1517
Air conditioning; specifications....1518
Air conditioning; refrigerant; weight....1520
Electrical system; description....1521
Air conditioning unit; description....1523
Performance test; air conditioning unit....1526
9 - HYDRAULIC SYSTEM; DIGGING_HANDLING_GRADING EQUIPMENT; MISCELLANEOUS....1528
90 - GENERAL....1529
Hydraulic diagram; working hydraulics; basic machine - Image....1530
Page 1....1530
Hydraulic diagram; working hydraulics; assembly - Image....1531
Page 1....1531
Hydraulic diagram; steering system with lever steering and secondary steering - Image....1532
Page 1....1532
Hydraulic diagram; complete - Image....1533
Page 1....1533
Hydraulic diagram; brake hydraulics; fan hydraulics; attachment bracket; hydraulically operated skid plates - Image....1534
Page 1....1534
Explanations to hydraulic diagram....1535
Safety when working on hydraulic systems....1544
Hydraulic system; principle diagram....1547
Hydraulic diagram; complete....1549
Hydraulic diagram; working hydraulics; basic machine....1551
Hydraulic diagram; working hydraulics; assembly....1552
Hydraulic diagram; brake hydraulics; fan hydraulics; attachment bracket; hydraulically operated skid plates....1554
Symbol diagram; pump control....1556
General description....1558
Hydraulic system; bleeding....1560
Discarded accumulators....1562
91 - WORKING HYDRAULIC; SERVO HYDRAULICS....1564
Hydraulic system; volume....1566
Control valve; specifications....1567
Hydraulic oil tank; vacuum-pumping; connecting and disconnecting pump....1568
Hydraulic connections; tightening torques....1570
Hydraulic oil tank; description....1572
Hydraulic couplings; installation instructions....1573
Hydraulic oil tank; removing....1575
Hydraulic oil tank; installing....1578
Description; general....1580
Control valve; description....1582
Central block; description....1594
Back-up valve; checking and adjusting....1596
Shock valve lift function; checking....1598
Anti-cavitation valve; lowering function; checking....1600
Shock valve; tilt function; checking....1602
Pump 1; (P1) Steering; working hydraulics; brake system; servo system; specifications....1605
Pump 2 (P2); servo system; brake system; specifications....1606
Pump 3 (P3) Cooling fan pump_Brake pump; specifications....1607
Hydraulic pumps; description....1608
Lifting time; checking....1611
Hydraulic pump; standby pressure; checking and adjusting....1613
Hydraulic pump; stand-by pressure (LS-line removed); checking and adjusting....1616
Hydraulic pump; max working pressure; checking and adjusting....1619
Stand-by pressure Pump 1 (P1) and Pump 2 (P2);checking and adjusting....1622
Hydraulic pump P1; replacing....1626
Hydraulic pumps P2 and P3; replacing....1629
Servo system; specifications....1632
Servo system; description....1633
Automatic lift arm lowering (Return-To-Dig); description....1636
Return To Dig; component position....1638
Valve block for Return To Dig; description....1640
Servo pressure; checking and adjusting....1642
Servo valve; operating controls; adjusting....1644
Servo valve; replacing....1647
Boom Suspension System; description....1649
Boom Suspension System; description of function....1651
Boom Suspension System; specifications....1655
Boom Suspension System; component description....1656
Boom Suspension System; precharging pressure in accumulators; checking and adjusting....1660
Boom suspension system; hydraulic oil pressure in accumulators; depressurizing....1663
Boom Suspension System; pressure limiting valve; setting....1665
Boom Suspension System; test driving with load_{48-22}....1667
Boom suspension system; test drive with load_{48-02}....1669
3rd hydraulic function; specifications....1671
3rd hydraulic function; description....1672
3rd function; max. pressure; checking and adjusting....1675
94 - UNIT; LOAD HANDLING....1677
Lifting times; specifications....1678
Lifting frame; specifications....1679
Lifting frame; weight....1680
Lifting frame; tightening torque....1681
Lifting cylinders; standard + long boom; section....1682
Lifting cylinder; Logger; section....1683
Tilting cylinder; section....1684
Lifting frame; description....1685
99 - MISCELLANEOUS....1686
Central lubrication system; specifications....1687
Lubrication cycle; description....1689
Pressure monitor; description....1691
Volvo Constructions L330E Wheel Loaders Repair Service Manual
