Volvo EC950E L Excavators Service Repair Manual
Complete repair service manual with electrical wiring diagrams for Volvo EC950E L Excavators, with all the workshop information to maintain, diagnose, repair, and service like professional mechanics.
Volvo Construction EC950E L Excavators 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 EC950E L Excavators Service Repair Manual.pdf
PRODUCT DETAILS:
Total Pages: 2,885
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
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
TABLE OF CONTENTS
000 - GENERAL...2
00 - DESCRIPTION; COMPLETE MACHINE...3
Complete machine, assembly instruction...4
Machine view...66
Product plates...69
03 - SPECIFICATIONS...71
Measurement conversion tables...72
Tightening torques...81
07 - STANDARD TIME...90
Operation numbers for additional work...91
08 - TOOL...93
Infrared Thermometer...94
09 - MISCELLANEOUS...98
Hydraulic cylinders, dieseling...99
Service positions...103
Welding on the machine...105
001 - STANDARD PARTS, SERVICE...108
16 - LUBRICANT; FUEL; OTHER FLUID...109
Alternative fuels...110
Change capacities...113
Coolant with freezing and corrosion protection...114
Coolant...118
Engine oil...122
Fuel...125
Grease...128
Hydraulic oil...132
Lubricants, service capacities and intervals...136
Recommended lubricants...138
17 - SERVICE...140
Air compressor, air filter, cleaning...143
Air compressor, air filter, replacing...145
Air compressor, air tank water, draining...147
Air conditioner main filter, cleaning...148
Air conditioner main filter, replacing...150
Arrival Inspection, according to Inspection Programme...152
Battery, checking...157
Bearings...159
Cab door, covers, hinges, joints and locks, lubricating...163
Cab prefilter, cleaning...164
Cab prefilter, replacing...166
CareTrack backup battery, replacing...168
Cleaning prior to repair...172
Coasting left and right swing...176
Coolant freezing point, checking...178
Coolant, Changing...180
Creeping of hydraulic cylinder...182
Cylinder speed...184
Delivery Inspection, according to Inspection Programme...186
Engine air cleaner primary filter, replacing...190
Engine air cleaner secondary filter, replacing...192
Engine belt condition, checking...195
Engine oil and filter, changing...196
Extra water separator filter element, replacing...199
Fire suppression system, checking...201
Fuel filter, replacing...220
Fuel tank breather filter, replacing...222
Hoses and tubes...224
Hydraulic oil drain filter, replacing...228
Hydraulic oil level, checking...229
Hydraulic oil return filter, replacing...230
Hydraulic oil servo filter, replacing...232
Hydraulic oil suction strainer, cleaning...233
Hydraulic oil tank breather filter, replacing...235
Hydraulic oil, changing...237
Hydraulic return filter on X1 option circuit, replacing...240
Lubrication, every 50 hours...242
MATRIS and Tech Tool, reading...243
Maintenance of Stored Machines, according to Inspection Programme...245
Maintenance service, every 10 hours...249
Maintenance service, every 1000 hours...250
Maintenance service, every 2000 hours...252
Maintenance service, every 250 hours...254
Maintenance service, every 4000 hours...255
Maintenance service, every 50 hours...257
Maintenance service, every 500 hours...258
Maintenance service, every 6000 hours...260
Maintenance service, first 500 hours...261
Measuring condition...262
Measuring of swing bearing clearance...265
Oil-bath air cleaner reservoir filter insert, cleaning...268
Oil-bath air cleaner reservoir oil, changing...269
Oil-bath air cleaner reservoir oil, checking...270
Power Take Off (PTO) gearbox oil level, checking...272
Power Take Off (PTO) gearbox oil, changing...273
Pressure testing...275
Radiator and hydraulic oil cooler, cleaning...279
Replacement parts...281
Safety when servicing...285
Service methods...289
Service position...293
Service...295
Software update, checking...298
Straight traveling performance...302
Swing bath grease, checking...304
Swing gearbox oil level, checking...305
Swing gearbox oil, changing...307
Swing ring gear bearing, lubricating...309
Swing speed...310
Tech Tool, operations ...311
Test running and checking...313
Track gearbox oil level, checking...315
Track gearbox oil, changing...316
Track running speed...317
Track shoe bolts, checking...318
Track tension and condition, checking...319
Travel Speed...320
Valves, adjusting...322
Water separator filter, replacing...329
19 - GENERAL...331
CE-marking, EMC-directive...332
Cautions during operation...336
Checklist after a fire or heat exposure...343
Decontamination...347
Environmental handling for the future...351
Environmentally hazardous fluids...355
Environmentally safe handling...359
Fire prevention measures...363
Health hazards with paint, plastics and rubber...369
Move and operate machine safely...374
Safety concerns everybody!...377
Safety rules when servicing...381
Safety when handling oils and fuel...386
Safety when handling the machine...390
Safety when using lifting equipment...397
Safety when working with air conditioning refrigerant...401
Safety when working with batteries...406
Safety when working with hydraulic systems...411
Starting with booster batteries...415
Waste handling...419
Working in environmentally contaminated areas...423
002 - ENGINE WITH MOUNTING AND EQUIPMENT...427
20 - GENERAL...428
Component locations...429
Engine belts, replacing...431
Engine control module (ECM), replacing non-programmed...433
Engine control module (ECM), replacing pre-programmed...437
Engine, description_{03-58-57}...439
Engine, description_{03-59-12}...442
Engine, weights_{03-56-44}...445
Engine, weights_{03-56-56}...446
Tech Tool, Operations...447
21 - ENGINE...449
Crankcase ventilation, description...450
Cylinder compression, testing...453
EGR valve (internal), replacing...467
Engine rotation speed sensor (camshaft), Replacing...469
Engine rotation speed sensor (crank shaft), replacing...473
Engine, installing...476
Engine, removing...485
Engine, specifications...494
Engine, tightening torques...498
Internal Exhaust Gas Recirculation (IEGR), description...511
Oil level sensor, replacing...518
Valve cover, installing...520
Valve cover, removing...523
Valves, adjusting_{03-49-40}...525
Valves, adjusting_{03-50-12}...533
22 - LUBRICATING SYSTEM...542
Lubrication oil pressure, checking with pressure gauge...543
Lubrication system, component locations...545
Lubrication system, description...547
Lubrication system, specifications...553
Lubrication system, tightening torques...555
23 - FUEL SYSTEM...559
Carbon dioxide in fuel system, checking...560
Feed pump pressure, checking...566
Feed pump removed, reconditioning...569
Fuel filler pump, specifications...574
Fuel system, bleeding...575
Fuel system, component location...577
Fuel system, description...579
Fuel system, specifications...585
Fuel system, tightening torques...587
Fuel tank, specifications...593
Injector sleeves, replacing...594
Injectors, checking...601
Injectors, replacing_{03-35-43}...612
Injectors, replacing_{03-36-17}...621
25 - INLET & EXHAUST SYSTEM...631
Charge air cooler, replacing...632
Inlet and exhaust system, component location...639
Inlet and exhaust system, description...641
Inlet and exhaust system, specification...646
Inlet and exhaust system, tightening torques...648
Preheating coil, replacing...652
Silencer, replacing...654
Turbocharger, inspecting...657
Turbocharger, replacing...659
26 - COOLING SYSTEM...664
Carbon dioxide in coolant system, checking...665
Coolant anti-freeze resistance, checking...671
Coolant with anti-freeze and corrosion protection, recommendation...676
Coolant, changing...679
Cooling fan control...682
Cooling fan rpm, specifications...685
Cooling system, component location...686
Cooling system, description...688
Cooling system, specifications...693
Cooling system, tightening torques...694
Radiator, replacing...697
Reversible cooling fan, description...699
Thermostat, replacing...702
27 - ENGINE CONTROL...705
Engine - Pump control, specification...706
003 - ELECTRICAL; WARNING; INFORMATION; INSTRUMENTS...707
30 - GENERAL...708
AL3201, description and measuring...712
Attachment quick coupler...715
Auto Idle...717
Automatic engine shut-down...720
Auxiliary start...723
BA3101, description and measuring...727
BB1 Communication bus, description and measuring...729
BB2 Communication bus, description and measuring...732
Boom float position, description...735
CU9901, description and measuring...737
CareTrack with anti-theft...740
Collection of basic data...751
Conditions when checking...755
ECO mode, description...760
Electrical system, description...762
Electrical system, special instructions for servicing, action when working on machine...764
Electrical system, special instructions for servicing, electrical components, alternator and charging regulator...767
Electrical system, special instructions for servicing, electrical components, batteries...770
Electrical system, special instructions for servicing, electronic components...774
Electrical system, special instructions for servicing, general...777
Electrical system, specifications...781
Electro hydraulic pump control, description...784
Electronic control system, description...788
Engine stops...794
Error codes, build-up...795
FX1005, description and measuring...797
FX1006, description and measuring...799
FX1007, description and measuring...802
FX1008, description and measuring...806
General fault diagnosis information...809
Grading and lifting control, description...811
HE2501, description and measuring...815
Information display, check...817
Instrument Cluster (IC), description and measuring...820
Intermittent wiper and washer...823
Lead and connector checks...827
MA2301-MA2306, description and measuring...833
MA2504, description and measuring...836
MA2602, description and measuring...838
MA2605, description and measuring...840
MA9116, description and measuring...842
MA9117, description and measuring...845
MA9120, description and measuring...848
MO3301, description and measuring...851
Mode selection, description...853
Overload warning...856
PWM2502, description and measuring...859
PWM2601, description and measuring...861
PWM9123, description and measuring...863
PWM9124, description and measuring...865
PWM9129, description and measuring...867
PWM9141, description and measuring...869
PWM9142, description and measuring...872
PWM9143, description and measuring...875
PWM9149, description and measuring...877
PWM9156, description and measuring...879
PWM9157, description and measuring...881
Power supply CCM, description and measuring...883
Power supply ECM, description and measuring...885
Power supply GPMECU 1, description and measuring...887
Power supply HMICU, description and measuring...889
Power supply W-ECU, description and measuring...891
Power supply, description...893
RE2501, description and measuring...896
RE3101, description and measuring...899
RE3102, description and measuring...902
RE3502, description and measuring...905
RE3507, description and measuring...908
RE3508, description and measuring...911
RE3511, description and measuring...914
RE3607, description and measuring...917
RE3608, description and measuring...920
RE4206, description and measuring...923
SE2203, description and measuring...925
SE2301, description and measuring...928
SE2303, description and measuring...930
SE2509, description and measuring...933
SE2603, description and measuring...936
SE2606, description and measuring...938
SE2701, description and measuring...941
SE2703, description and measuring...943
SE8701, description and measuring...945
SE8702, description and measuring...947
SE8705, description and measuring...950
SE8706, description and measuring...953
SE9105, description and measuring...956
SE9121, description and measuring...960
SE9122, description and measuring...962
SE9123, description and measuring...964
SE9124, description and measuring...966
SE9125, description and measuring...969
SE9126, description and measuring...971
SE9127, description and measuring...974
SE9128, description and measuring...977
SE9131, description and measuring...980
SE9132, description and measuring...982
SE9136, description and measuring...984
SE9141, description and measuring...986
SE9142, description and measuring...989
SE9159, description and measuring...992
SE9191, description and measuring...994
SE9401, description and measuring...997
SW3301, description and measuring...1000
SW3802, description and measuring...1003
SW3803, description and measuring...1006
SW9161, description and measuring...1008
SW9162, description and measuring...1011
Seat belt...1013
Software parameters, description...1015
Special tools for troubleshooting...1025
Start lock, description...1028
System voltage...1030
Tech Tool, operations...1033
Travel speed, Description...1035
Troubleshooting strategy...1037
X1 control, description...1039
31 - BATTERY...1042
Batteries, replacing...1043
Battery charging capacity, checking...1045
Battery condition, checking...1047
Battery, charging...1050
Battery, description...1053
Battery, specifications...1056
Battery, storage...1057
32 - ALTERNATOR; CHARGE REGULATOR...1060
Alternator, description...1061
Alternator, replacing incl function checking...1064
Alternator, specifications...1068
Alternator, testing...1069
Charging, description...1073
33 - STARTING SYSTEM...1075
Ignition switch, description and operation...1076
Ignition switch, specifications...1079
Preheating, description...1081
Starter motor, description...1083
Starter motor, replacing...1085
Starter motor, specifications...1087
Starter motor, testing...1088
Starter switch, testing...1092
Starting operation...1095
35 - LIGHTING...1096
Work lighting headlamp assembly, replacing...1097
Work lights and extra lights, specifications_{01-25-28}...1099
Work lights and extra lights, specifications_{01-25-39}...1102
36 - OTHER ELECTRICAL EQUIPMENT...1105
Battery charger, description...1107
Battery charger, specifications...1109
Connectors, overview...1110
Control lockout lever switch, replacing...1120
Electric horn, specifications...1123
Electric pedal control on X1 (on_off), replacing...1126
Electric pedal control on X1 (proportional), replacing...1130
GPMECU1 non-programmed, replacing...1134
GPMECU1 pre-programmed, replacing...1137
General purpose machine electronic control unit GPMECU, function description...1140
HMICU non-programmed, replacing...1142
HMICU pre-programmed, replacing...1146
Horn, replacing...1150
Human machine interface control unit HMICU, function description...1152
Ignition switch, replacing...1153
Lower wiper motor, description...1156
Lower wiper motor, specifications...1158
Pre-heating relay, replacing...1160
Rotating beacon, replacing...1162
Rotating beacon, specifications_{01-23-07}...1165
Rotating beacon, specifications_{01-23-18}...1167
Travel alarm, description...1169
Travel alarm, replacing...1171
Travel alarm, specifications...1173
Upper wiper motor, description...1176
Upper wiper motor, specifications...1178
Window limit switch, description...1180
Windscreen flusher pump, replacing...1183
Windscreen flusher pump, specifications...1185
Windscreen wiper front motor, replacing...1187
Windscreen wiper switch, replacing...1192
Windscreen wiper, description...1195
37 - CABLE; FUSE; RELAY...1197
CCM, I_O list...1199
Component designations...1201
Component list Alternator, batteries, capacitors, electronic units, voltage outlet...1203
Component list, Heating coils...1204
Component list, Miscellaneous...1205
Component list, Solenoid valves...1206
Component list, Switches...1208
Component list, fuses...1210
Component list, lights...1212
Component list, motors...1213
Component list, relays...1214
Component list, sensors...1215
ECM (Engine Control Module), I_O list...1217
Electrical battery disconnect switch, replacing...1219
Electrical distribution box_{12-57-30}...1222
Electrical distribution box_{12-57-42}...1224
Electrical symbols and designations...1226
Engine wire harness, replacing...1230
Explanation of wiring diagrams...1237
Fuse, description...1240
GPMECU1, I_O list...1243
HMICU, I_O list...1246
IC (Instrument Cluster), I_O list...1249
Relay, specifications...1251
Wire harness layout...1253
Wiring diagram SCH01...1255
Wiring diagram SCH02...1259
Wiring diagram SCH03...1263
Wiring diagram SCH04...1267
Wiring diagram SCH07...1272
Wiring diagram SCH08...1276
Wiring diagram SCH10...1281
Wiring diagram SCH11...1284
Wiring diagram SCH12...1288
Wiring diagram SCH13...1292
Wiring diagram SCH14...1296
Wiring diagram SCH15...1301
Wiring diagram SCH16...1305
Wiring diagram SCH17...1309
Wiring diagram SCH18...1314
Wiring diagram SCH20...1318
Wiring diagram SCH22...1321
Wiring diagram SCH24...1324
Wiring diagram SCH30...1327
Wiring diagram, electrical distribution box...1330
Wiring diagram...1333
38 - INSTRUMENT; SENSOR; WARNING & INFORMATION SYSTEM...1335
Control lockout lever switch, description...1336
Control lockout lever switch, specifications...1339
Electrical system...1342
Engine oil pressure sensor, replacing...1347
Engine rotation speed sensor (camshaft), replacing...1349
Engine rotation speed sensor, replacing...1352
Engine system...1354
Engine temperature sensor, replacing...1357
Fuel level sender, replacing...1359
Hour meter, replacing...1361
Hydraulic oil temperature sensor, replacing...1364
Hydraulic system...1366
Instruments and controls, front instrument panel...1370
Instruments and controls, left instrument panel...1372
Instruments and controls, overview...1373
Instruments and controls, rear instrument panel...1375
Instruments and controls, right instrument panel...1377
Keypad, description...1379
Keypad, specification...1381
Rear view camera, specifications...1383
Service mode...1384
39 - MISCELLANEOUS...1387
Antenna, replacing...1388
CareTrack W-ECU, description...1391
CareTrack antenna, replacing...1396
CareTrack battery, replacing...1401
DCDC converter, specifications...1405
Radio with MP3, description...1408
Radio with MP3, specifications...1412
Radio, replacing...1414
Speaker, replacing...1419
Voltage converter, replacing...1421
W-ECU, replacing, non-programmed...1425
W-ECU, replacing, pre-programmed...1429
004 - POWER TRANSMISSION...1433
40 - GENERAL...1434
Power transmission, description...1435
Tightening torque, specifications...1438
43 - GEARBOX...1440
Function description_{12-46-28}...1441
Function description_{12-46-38}...1442
Swing gearbox removed, seal replacing...1443
Swing gearbox, assembly...1446
Swing gearbox, description...1461
Swing gearbox, disassembly...1463
Swing gearbox, maintenance...1474
Swing gearbox, replacing...1477
Swing gearbox, specifications...1482
Swing unit, replacing...1483
Track gearbox cover, replacing...1485
Track gearbox, assembly...1488
Track gearbox, description...1507
Track gearbox, disassembly...1509
Track gearbox, maintenance...1524
Track gearbox, replacing...1527
Track gearbox, specifications...1529
Track unit, replacing...1530
44 - HYDROSTATIC DRIVE...1534
Center passage, assembling...1535
Center passage, description...1541
Center passage, disassembling...1543
Center passage, maintenance...1546
Center passage, replacing...1550
Center passage, specifications...1553
Center passage, tightening torques...1554
Hydraulic pump coupling, description...1556
Manual release of parking brake...1559
Pump gearbox coupling assembly, replacing...1563
Swing motor relief valve, replacing...1565
Swing motor removed, seal replacing...1567
Swing motor, assembly...1569
Swing motor, description...1578
Swing motor, disassembly...1584
Swing motor, maintenance_{12-38-27}...1591
Swing motor, maintenance_{12-38-38}...1594
Swing motor, replacing...1596
Swing motor, specifications...1600
Track motor relief valve, replacing...1601
Track motor, assembling...1603
Track motor, description...1616
Track motor, disassembling...1620
Track motor, maintenance_{12-40-49}...1629
Track motor, maintenance_{12-41-00}...1631
Track motor, maintenance_{12-41-12}...1635
Track motor, replacing...1637
Track motor, specifications...1639
Travel speed, description...1640
49 - MISCELLANEOUS...1643
Swing ring gear grease pipe, replacing...1644
Swing ring gear inner seal, replacing...1646
Swing ring gear outer seal, replacing...1649
Swing ring gear, description...1653
Swing ring gear, replacing...1656
Swing ring gear, specifications...1659
007 - FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL_TRACK UNIT...1660
70 - GENERAL...1661
Frame and track unit, description...1662
Frame and track unit, specifications...1664
Undercarriage, tightening torque...1665
71 - FRAME...1667
Bottom roller wear, measuring...1669
Bottom roller, description...1672
Bottom roller, replacing one...1673
Bottom roller, replacing seal...1676
Counterweight, installing...1680
Counterweight, removing...1683
Counterweight, specifications...1686
Counterweight, tightening torques...1687
Front idler wear, measuring...1688
Front idler wheel, assembling...1691
Front idler wheel, disassembling...1695
Front idler, replacing one...1698
Full track guard, replacing...1701
Idler, description...1704
Machine weight, specifications...1706
Recoil spring cylinder seal kit, replacing...1708
Selection of track shoes...1711
Spring package assembly, specifications...1712
Sprocket wear, measuring tools...1713
Sprocket wear, measuring...1715
Sprocket, replacing one...1718
Superstructure, installing...1720
Superstructure, removing...1724
Tightening torque, specifications ...1729
Top roller wear, measuring_{07-52-16}...1732
Top roller wear, measuring_{07-52-29}...1735
Top roller, description...1738
Top roller, replacing one...1739
Track chain assembly, installing...1743
Track chain assembly, removing...1746
Track chain wear, measuring...1749
Track chain, description...1754
Track guard, description...1756
Track guard, replacing one...1758
Track link, specifications...1760
Track links, replacing...1761
Track recoil spring (tensioner) assembly, replacing...1765
Track shoe, replacing one...1768
Track tension cylinder, replacing...1770
Track, adjusting track sag_{07-55-27}...1773
Track, adjusting track sag_{07-55-40}...1775
Undercarriage, description...1777
008 - MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE...1779
80 - GENERAL...1780
Tech Tool, Operations ...1781
81 - CAB, NAKED; CANOPY...1783
Cab, installing...1784
Cab, removing...1793
Cab, weight...1799
82 - ENGINE HOOD; MUDGUARD; FOOT STEP...1800
Engine hood, replacing...1801
83 - DOORS; HATCH; COVER PLATE, (all)...1805
Door, replacing...1806
84 - TRIM PART; OUTSIDE; GLASS; SEALING MOULDING...1810
Door window, replacing...1811
Rear window, replacing...1814
Side window, replacing...1822
Windows, general...1829
Windscreen, replacing...1832
85 - CAB INTERIOR; UPHOLSTERY...1846
Backrest, replacing...1847
Driver's seat, description...1852
Driver's seat, specifications...1855
Longitudinal adjustment cable, replacing...1856
Longitudinal suspension cable, replacing...1863
Seat cushion, replacing...1868
Seat heater, checking...1874
Seat support, replacing...1878
Seat, replacing...1884
87 - AIR CONDITIONING UNIT...1889
Air conditioning unit, description...1890
Air conditioning unit, maintenance...1897
Air conditioning unit, refrigerant check and recharging...1900
Air conditioning unit, specifications...1908
Air distribution, description...1910
Air mix door actuator, replacing...1913
Auxiliary heater, description...1916
Auxiliary heater, principles...1919
Auxiliary heater, specifications...1922
CCM non-programmed ECU, replacing...1923
Compressor, replacing magnetic clutch (compressor removed)...1928
Condenser, replacing incl draining and filling...1934
Evaporator, replacing incl draining and filling...1938
Expansion valve, replacing incl draining and filling...1947
Fan motor, replacing...1956
HVAC system...1960
Heater core, replacing...1964
Heating system, description...1971
Intake actuator, replacing...1973
Mode (foot) actuator, replacing...1976
Performance test, AC unit...1979
Receiver, replacing incl draining and filling...1985
Troubleshooting ...1990
Troubleshooting, air conditioning unit (AC)...2000
Vent actuator, replacing...2003
88 - INTERIOR EQUIPMENT...2006
Instrument panel (left), replacing...2007
Instrument panel (right), replacing...2011
009 - HYDRAULIC SYSTEM; DIGGING_HANDLING_GRADING EQUIPMENT; MISCELLANEOUS...2015
90 - GENERAL...2016
Description, general...2017
Hydraulic components, storing and transporting...2018
Hydraulic oil, storage and handling...2022
Hydraulic pressure, specifications...2026
Hydraulic system, cleanliness when handling hydraulic components...2027
Hydraulic system, description...2031
Hydraulic system, repair of hydraulic components in workshop...2032
Recommended hydraulic oil, specifications...2037
Tech Tool, Operations ...2041
91 - WORKING HYDRAULIC; SERVO HYDRAULICS...2043
2 stage port relief valve, adjustment...2049
2 stage port relief valve, description...2051
2 stage port relief valve, disassembly and assembly...2057
3 way selector valve, description...2061
Accumulator, replacing...2063
Air breather, description...2065
Arm conflux check valve, disassembly...2067
Arm parallel conflux changeover valve, disassembly...2069
Arm regenerating valve, description...2071
Boom and arm holding valve (Boom-1, Arm-1), description...2074
Boom and arm holding valve (Boom-1, Arm-1), disassembly...2080
Boom boost check valve, disassembly...2086
Boom cylinder, rupture valve, replacing...2088
Boom float position, Description...2092
Breather, replacing...2095
Center bypass valve, disassembly and assembly...2096
Check valve (for arm parallel conflux, slew priority), disassembly...2098
Check valve, description...2100
Control pattern selector valve, description...2102
Control pattern selector valve, specifications...2106
Control valve, part inspection...2107
Control valve, replacing...2110
Cover assembly (for preventing Boom-1 spool rotation), disassembly...2116
Current_pressure, specifications...2118
Dipper arm cylinder, rupture valve, replacing...2119
Disassembly and assembly, general...2122
Fan motor, assembly...2125
Fan motor, description...2130
Fan motor, disassembly...2140
Fan motor, specification...2144
Fan pump, assembly...2145
Fan pump, description...2146
Fan pump, disassembly...2147
Fan pump, parts inspection...2148
General, precautions...2149
General, tools...2151
Hammer and shear pedal valve (RCV), replacing...2153
Hammer return filter, description...2156
Hammer return filter, specifications_{05-41-17}...2158
Hammer return filter, specifications_{05-41-28}...2160
Hydraulic components, description...2163
Hydraulic cooling fan control, specifications...2165
Hydraulic diagram, ports...2166
Hydraulic motor, replacing...2168
Hydraulic oil cooler, description...2172
Hydraulic oil cooler, replacing...2173
Hydraulic oil cooling system, description...2185
Hydraulic oil cooling system, specifications...2189
Hydraulic oil tank, description...2191
Hydraulic oil tank, specifications...2193
Hydraulic oil tank, vacuum-pumping, connecting and disconnecting pump...2194
Hydraulic pump (removed), changing shaft seal...2197
Hydraulic pump regulator, replacing...2199
Hydraulic pump, description_{06-08-37}...2201
Hydraulic pump, description_{06-08-52}...2206
Hydraulic pump, maintenance standard, Specifications_{06-07-56}...2210
Hydraulic pump, maintenance standard, Specifications_{06-08-10}...2213
Hydraulic pump, replacing...2217
Hydraulic pump, specifications...2231
Hydraulic system, position of main components...2232
Hydraulic system, work instructions...2235
Line rupture valve (arm), air breathing...2240
Line rupture valve (arm), assembly...2242
Line rupture valve (arm), description...2245
Line rupture valve (arm), disassembly...2247
Line rupture valve (arm), specifications...2250
Line rupture valve (arm), troubleshooting...2251
Line rupture valve (boom), air breathing...2253
Line rupture valve (boom), assembly...2255
Line rupture valve (boom), description...2258
Line rupture valve (boom), disassembly...2260
Line rupture valve (boom), specifications...2263
Line rupture valve (boom), troubleshooting...2264
Line rupture valve pressure, checking and adjusting...2267
Load check valve single, disassembly and assembly...2269
Main control valve adjustor, adjusting...2271
Main control valve troubleshooting...2273
Main control valve, description...2278
Main control valve, specifications...2291
Main pressure relief valve, replacing...2293
Main relief valve, adjustment...2295
Main relief valve, description...2298
Main relief valve, disassembly...2301
Main spool, disassembly and assembly...2304
Make up valve, description-[2234]...2306
Make up valve, description...2308
Make up valve, disassembly...2311
Oil cooler fan motor, replacing...2312
Oil cooler fan pump, replacing...2315
Oil cooler line bypass valve (check valve), replacing...2316
Oil level gauge, replacing...2319
Option confluence check...2321
PTO (Power Take Off), Disassembly and Assembly_{06-04-23}...2322
PTO (Power Take Off), Disassembly and Assembly_{06-04-36}...2326
PTO (Power Take Off), Maintenance_{06-04-54}...2329
PTO (Power Take Off), Maintenance_{06-05-07}...2332
PTO (Power Take Off), description...2335
PTO (Power Take Off), specifications...2338
Port relief valve pressure, checking and adjusting...2339
Port relief valve, description...2342
Power take-off (PTO), replacing...2344
Pressure accumulator, description...2351
Pressure accumulator, specifications...2354
Pressure relief valve, troubleshooting...2355
Proportional relief valve, description...2359
Proportional relief valve, specifications...2362
Proportional solenoid valve (power shift), replacing...2363
Proportional solenoid valve, description...2365
Proportional solenoid valve, description_{06-00-06}...2368
Proportional solenoid valve, description_{06-00-21}...2371
Proportional solenoid valve, measuring and adjustment...2374
Proportional solenoid valve, specifications-[0049]...2382
Proportional solenoid valve, specifications...2383
Proportional solenoid valve, troubleshooting...2384
Pump, assembly_{06-06-21}...2385
Pump, assembly_{06-06-34}...2391
Pump, disassembly_{06-07-05}...2396
Pump, disassembly_{06-07-20}...2402
Pump, installation...2408
Pump, troubleshooting...2410
Regulator, assembly...2412
Regulator, description_{06-02-50}...2417
Regulator, description_{06-03-10}...2422
Regulator, description_{06-03-30}...2427
Regulator, disassembly...2434
Regulator, maintenance...2441
Remote control valve (Lever), assembly_{05-48-09}...2442
Remote control valve (Lever), assembly_{05-48-28}...2455
Remote control valve (Lever), description_{05-51-29}...2467
Remote control valve (Lever), description_{05-52-05}...2477
Remote control valve (Lever), disassembly_{05-49-20}...2490
Remote control valve (Lever), disassembly_{05-49-41}...2503
Remote control valve (Lever), maintenance standard, Specifications_{05-50-36}...2515
Remote control valve (Lever), maintenance standard, Specifications_{05-50-47}...2518
Remote control valve (Lever), specifications_{05-52-30}...2522
Remote control valve (Lever), specifications_{05-52-41}...2524
Remote control valve (Lever), troubleshooting_{05-47-20}...2528
Remote control valve (Lever), troubleshooting_{05-47-32}...2531
Remote control valve (lever), replacing...2534
Remote control valve (pedal), assembly...2546
Remote control valve (pedal), description...2558
Remote control valve (pedal), disassembly...2566
Remote control valve (pedal), maintenance standard, Specifications...2576
Remote control valve (pedal), replacing...2579
Remote control valve (pedal), specifications-[4704]...2584
Remote control valve (pedal), specifications...2585
Remote control valve (pedal), troubleshooting...2587
Servo hydraulic block...2590
Servo hydraulic pressure, adjustment...2592
Servo pump, assembly...2594
Servo pump, description...2601
Servo pump, disassembly...2604
Servo pump, parts inspection...2610
Servo pump, replacing...2612
Servo pump, specifications...2616
Shock reducing valve, description...2617
Shuttle valve block, description...2618
Single pedal stopper position...2621
Solenoid valve, description-[4343]...2623
Solenoid valve, description...2625
Solenoid valve, disassembly and assembly...2627
Solenoid valve, inspection...2629
Solenoid valve, replacing...2631
Solenoid valve, specifications-[4357]...2633
Solenoid valve, specifications...2634
Solenoid valve, troubleshooting...2636
Stop valve...2640
Straight travel pedal, description...2642
Tightening torques-[1510]...2646
Tightening torques-[4221]...2650
Tightening torques_{05-53-05}...2653
Tightening torques_{05-53-22}...2658
X1 Line, description...2664
92 - MECHANICAL EQUIPMENT_ATTACHMENT...2667
Attachment quick coupler solenoid valve, description...2668
Attachment quick coupler, description...2670
97 - UNIT, DIGGING...2675
Boom cylinder, description...2676
Boom cylinder, replacing...2678
Boom cylinder, specifications...2684
Boom, description...2686
Boom, replacing...2688
Boom, specifications...2696
Bucket cylinder, description...2697
Bucket cylinder, replacing...2699
Bucket cylinder, specifications...2707
Connecting rod yoke, replacing...2709
Cylinder, description...2714
Cylinder, disassembly and assembly...2719
Cylinder, troubleshooting...2733
Digging unit, maintenance...2737
Dipper arm connecting rod, replacing...2739
Dipper arm cylinder, description...2744
Dipper arm cylinder, replacing...2746
Dipper arm cylinder, specifications...2752
Dipper arm, description...2753
Dipper arm, replacing...2755
Dipper arm, specifications...2760
Function description...2761
Link, description...2764
Tightening Torques...2766
99 - MISCELLANEOUS...2776
Automatic lubrication system, description...2777
Automatic lubrication system, specifications...2782
Bleeding air...2785
Central lubrication system, description...2787
Compressor, description...2793
Compressor, specifications...2795
Control units, software functions...2797
Explanations to hydraulic diagram...2806
Fire Suppression System, tightening torques...2817
Fire suppression system, actions after activation...2818
Fire suppression system, actions after manual activation...2833
Fire suppression system, component description...2851
Fire suppression system, component location...2855
Fire suppression system, functional description...2857
Fire suppression system, specification...2859
Hydraulic diagram, standard_{05-26-28}...2860
Hydraulic diagram, standard_{05-26-40}...2863
Hydraulic diagram, with option components_{05-25-55}...2866
Hydraulic diagram, with option components_{05-26-08}...2872
Maintenance service, general...2878
Overview...2880
Troubleshooting...2883
Volvo EC950E L Excavators Service Repair Manual
