Caterpillar 312D and 313D Excavators Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Caterpillar 312D and 313D Excavators, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
Caterpillar 312D and 313D 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.
KENR6401 - Disassembly and Assembly (312D and 313D Excavators C4.2 Engine Supplement).pdf
KENR6402 - Disassembly and Assembly (312D and 313D Excavators Machine Systems).pdf
KENR6553 - Specifications (312D and 313D Excavators Machine System).pdf
KENR6554 - Systems Operation (312D and 313D Excavators Hydraulic System).pdf
KENR6555 - Testing and Adjusting (312D and 313D Excavators Hydraulic System).pdf
KENR6556 - Schematic (312D and 313D Excavtor Hydraulic System).pdf
KENR6557 - Schematic (312D and 313D Excavator Electrical System).pdf
KENR7762 - Schematic (312D Excavator Hydraulic System - Attachment - System).pdf
KENR7763 - Schematic (312D Excavator Hydraulic System - Attachment - Medium Pressure F3 Valve).pdf
KENR8283 - Schematic (312D Excavator Hydraulic System - Attachment - Medium Pressure F4 Valve).pdf
KENR8284 - Schematic (312D Excavator Hydraulic System - Attachment - Coupler).pdf
KENR8627 - Schematic (312D Excavator Hydraulic System - Attachment - AccuGrade).pdf
KENR8628 - Schematic (312D Excavator Electrical System - Attachment - Accugrade).pdf
KENR8634 - Schematic (312D Excavator Hydraulic System - Attachment - Blade).pdf
PRODUCT DETAILS:
Total Pages: 1,783 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
KENR6401 - Disassembly and Assembly (312D and 313D Excavators C4.2 Engine Supplement)....2
System Pressure - Release....3
Battery - Remove and Install....4
Alternator - Remove and Install....8
Electric Starting Motor - Remove and Install....11
Fuel Priming Pump - Remove and Install....14
Refrigerant Condenser - Remove and Install....17
Radiator and Hydraulic Oil Cooler - Remove....20
Radiator and Hydraulic Oil Cooler - Install....24
Fuel Filter and Water Separator Base - Remove and Install....28
Fuel Filter (Secondary) and Fuel Filter Base - Remove and Install....32
Fuel Filter (Third) and Fuel Filter Base - Remove and Install....35
Hydraulic Oil Cooler - Remove and Install....38
Air Cleaner - Remove and Install....41
Aftercooler - Remove and Install....46
Muffler - Remove and Install....49
Turbocharger - Remove and Install....52
Water Temperature Regulator - Remove and Install....55
Coolant Tank (Expansion) - Remove and Install....59
Radiator - Remove and Install....62
Fan - Remove and Install....66
Water Pump - Remove and Install....70
Engine Front Mount - Remove and Install....72
Engine Rear Mount - Remove and Install....77
Hood - Remove and Install....81
Engine - Remove....83
Engine - Install....92
KENR6402 - Disassembly and Assembly (312D and 313D Excavators Machine Systems)....101
Duo-Cone Conventional Seals - Install....106
System Pressure - Release....119
Blade Cylinder - Remove and Install....120
Blade - Remove and Install....128
Bucket - Remove....135
Bucket - Install....138
Bucket Linkage - Remove....142
Bucket Linkage Bearings and Seals - Remove....145
Bucket Linkage Bearings and Seals - Install....149
Bucket Linkage - Install....154
Bucket Cylinder - Remove and Install....159
Quick Coupler - Remove and Install....165
Stick Cylinder - Remove and Install....174
Stick - Remove....181
Stick - Install....186
Boom Cylinder - Remove and Install....191
Boom - Remove....199
Boom - Install....207
Window Wiper Motor - Remove and Install - Lower....214
Cab - Remove....218
Cab - Install....223
Counterweight - Remove and Install....228
Fuel Tank - Remove....230
Fuel Tank - Install....236
Check Valve (Cooler Bypass) - Remove....243
Check Valve (Cooler Bypass) - Disassemble....247
Check Valve (Cooler Bypass) - Assemble....249
Check Valve (Cooler Bypass) - Install....251
Hydraulic Lockout Control - Remove....255
Hydraulic Lockout Control - Disassemble....257
Hydraulic Lockout Control - Assemble....259
Hydraulic Lockout Control - Install....262
Seat - Remove and Install....264
Seat Support - Remove and Install....266
Seat Suspension - Remove and Install....269
Storage Box and Covers (Cab) - Remove and Install....278
Heating and Air Conditioning Unit - Remove....280
Heating and Air Conditioning Unit - Install....284
Blower Motor (Air Conditioner; Heater) - Remove and Install....287
Receiver Dryer (Refrigerant) - Remove and Install....290
Actuator Motor (Air Distributor) - Remove and Install....293
Heater Core - Remove....298
Heater Core - Install....302
Evaporator Coil - Remove....306
Evaporator Coil - Install....308
Control Module (Automatic Temperature Control Unit) - Remove and Install....311
Track Carrier Roller - Remove....315
Track Carrier Roller - Install....317
Track Roller - Remove....319
Track Roller - Install....322
Track - Separate....324
Track - Connect....327
Front Idler and Recoil Spring - Remove....330
Recoil Spring - Disassemble....333
Recoil Spring - Assemble....338
Front Idler and Recoil Spring - Install....344
Track Adjuster - Remove....347
Track Adjuster - Install....349
Sprocket - Remove and Install....353
Final Drive and Travel Motor - Remove....356
Final Drive and Travel Motor - Remove ....360
Final Drive and Travel Motor - Disassemble....364
Final Drive and Travel Motor - Assemble....408
Final Drive and Travel Motor - Install....432
Swivel - Remove....435
Swivel - Disassemble....440
Swivel - Assemble....442
Swivel - Install....446
Swing Motor - Remove....450
Swing Motor - Disassemble....453
Swing Motor - Assemble....463
Swing Motor - Install....472
Swing Drive - Remove....474
Swing Drive - Disassemble - Older Style....477
Swing Drive - Assemble - Older Style....492
Swing Drive - Install....509
Undercarriage Frame - Remove....512
Undercarriage Frame - Install....520
Swing Gear and Bearing - Remove and Install....527
Tank and Filter (Hydraulic) - Remove....532
Tank and Filter (Hydraulic) - Install....538
Accumulator - Remove and Install....543
Shuttle Valve - Remove and Install - Pilot Oil; 1 Pump _ 2 Pump....546
Pressure Reducing Valve (Implement and Swing Priority) - Remove....551
Pressure Reducing Valve (Implement and Swing Priority) - Disassemble....553
Pressure Reducing Valve (Implement and Swing Priority) - Assemble....557
Pressure Reducing Valve (Implement and Swing Priority) - Install....561
Solenoid Valve (Quick Coupler) - Remove and Install....563
Solenoid Valve (Negative Flow Control; Proportional Reducing Valve) - Remove....567
Solenoid Valve (Negative Flow Control; Proportional Reducing Valve) - Disassemble....570
Solenoid Valve (Negative Flow Control; Proportional Reducing Valve) - Assemble....573
Solenoid Valve (Negative Flow Control; Proportional Reducing Valve) - Install....576
Solenoid Valve (Work Tool) - Remove and Install....578
Solenoid Valve (Medium Pressure) - Remove and Install....583
Solenoid Valve (Auxiliary Circuit) - Remove and Install - One Pump_Two Pump....588
Solenoid Valve (Auxiliary Circuit) - Remove and Install - Combined Function - Left Hand....593
Solenoid Valve (Auxiliary Circuit) - Remove and Install - Combined Function - Right Hand....596
Relief Valve (Pilot) - Remove and Install....599
Gear Pump (Pilot) - Remove and Install....603
Blade Pump - Remove and Install....606
Main Hydraulic Pump - Remove....609
Main Hydraulic Pump - Disassemble....615
Main Hydraulic Pump - Assemble....628
Main Hydraulic Pump - Install....640
Pump Drive Coupling - Remove and Install....646
Pilot Valve (Third Pedal; Straight Travel) - Remove....649
Pilot Valve (Third Pedal; Straight Travel) - Disassemble....653
Pilot Valve (Third Pedal; Straight Travel) - Assemble....655
Pilot Valve (Third Pedal; Straight Travel) - Install....657
Pilot Valve (Alternate Pattern Control) - Remove and Install....660
Pilot Valve (Joystick) - Remove....663
Pilot Valve (Joystick) - Disassemble....665
Pilot Valve (Joystick) - Assemble....672
Pilot Valve (Joystick) - Install....679
Pilot Valve (Implement) - Remove....681
Pilot Valve (Implement) - Disassemble....686
Pilot Valve (Implement) - Assemble....691
Pilot Valve (Implement) - Install....696
Control Manifold (Pilot Oil) - Remove - Hydraulic Lockout; Swing Brake; Travel....700
Control Manifold (Pilot Oil) - Disassemble - Hydraulic Lockout; Swing Brake; Travel....702
Control Manifold (Pilot Oil) - Assemble - Hydraulic Lockout; Swing Brake; Travel....706
Control Manifold (Pilot Oil) - Install - Hydraulic Lockout; Swing Brake; Travel....709
Pilot Valve (Travel) - Remove....710
Pilot Valve (Travel) - Disassemble....715
Pilot Valve (Travel) - Assemble....724
Pilot Valve (Travel) - Install....734
Shuttle Valve - Remove - Third Pedal; Straight Travel....738
Shuttle Valve - Disassemble - Third Pedal; Straight Travel....741
Shuttle Valve - Assemble - Third Pedal; Straight Travel....743
Shuttle Valve - Install - Third Pedal; Straight Travel....745
Main Control Valve - Remove....747
Main Control Valve - Disassemble....755
Main Control Valve - Assemble....779
Main Control Valve - Install....796
Control Valve (Blade) - Remove....803
Control Valve (Blade) - Disassemble....805
Control Valve (Blade) - Assemble....810
Control Valve (Blade) - Install....815
KENR6553 - Specifications (312D and 313D Excavators Machine System)....817
Air Cleaner - Precleaner....821
Air Cleaner....823
Main Hydraulic Pump....825
Pump Head (Main)....828
Main Control Valve....832
Pump Lines - Blade....845
Pump Lines (Main) - and Hydraulic Oil Cooler Lines....849
Pump Lines (Main) - Pump Supply....851
Pump Coupling - Auxiliary Pump....852
Pump Coupling....854
Relief Valve (Main)....856
Front Lines - Quick Coupler....857
Front Lines - Medium Pressure....860
Front Lines....862
Drain Line (Muffler)....874
Boom Lines....876
Boom Cylinder Lines....878
Boom Cylinder....884
Handrail....887
Solenoid Valve (Proportional Reducing)....888
Manifold and Reducing Valve (Pilot Oil)....890
Boom - 4.65 m (15.256 ft)....892
Stick - 2.50 m (8.202 ft)....898
Stick - 3.00 m (9.842 ft)....901
Stick Lines....904
Stick Cylinder....908
Stick Cylinder Lines....911
Bucket Cylinder Lines....913
Bucket Mounting....915
Bucket Cylinder....917
Bucket Adjuster....923
Bucket Linkage....925
Hydraulic Tank Mounting....931
Hydraulic Tank and Filter....934
Hydraulic Oil Cooler Lines Group....938
Check Valve (Hydraulic Oil Cooler Bypass)....939
Control Manifold (Pilot Oil)....940
Pressure Reducing Valve (Boom and Stick Priority)....944
Pressure Reducing Valve (Boom Shock)....946
Relief Valve (Pilot)....947
Pilot Valve (Travel)....948
Accumulator (Pilot)....954
Oil Filter (Return)....956
Pilot Lines - Blade; Pilot Valve....959
Pilot Lines - Main Control Valve and Manifold....961
Pilot Lines - Joystick and Pedals....966
Pilot Lines - System 23....967
Pilot Lines - Joystick and Main Control Valve....971
Pilot Lines - Pump Control and Shuttle Valve....973
Pilot Lines - Pump....975
Pilot Lines....977
Pilot Lines - Medium Pressure....981
Shuttle Valve (Pilot Lines)....983
Pilot Valve (Joystick)....987
Hoist Solenoid Valve - Pilot Lines....994
Swivel....996
Swing Motor....998
Fasteners....1000
Swing Drive....1003
Swing Drive Mounting....1009
Swing Gear and Bearing....1011
Sprocket....1014
Travel Motor....1015
Travel Motor...1018
Travel Motor Guard....1021
Handle Control (Travel)....1023
Travel Counterbalance Valve....1024
Travel Motor Lines....1026
Final Drive....1028
Front Idler....1034
Recoil Spring....1036
Track Adjuster....1038
Track Carrier Roller....1040
Track Roller (Single Flange)....1042
Track Roller Mounting....1044
Track....1047
Fuel Lines....1050
Liquid Level Sensor (Water Separator)....1056
Fuel Filter Mounting....1058
Fuel Tank....1062
Engine Mounting....1065
Upper Frame....1067
Control Valve....1073
Pilot Valve (Blade)....1076
Blade Cylinder Lines....1081
Blade Lift Cylinder....1087
Blade Mounting....1096
Solenoid Valve (Quick Coupler)....1099
Shuttle Valve (Pump Flow Control)....1101
Counterweight....1105
Auxiliary Hydraulic Lines - Medium Pressure Reach Boom....1109
Auxiliary Hydraulic Lines - High Pressure Reach Boom....1111
Auxiliary Hydraulic Lines - Coupler Lines for Reach Boom....1113
Auxiliary Hydraulic Lines....1115
Auxiliary Hydraulic Lines - Coupler Lines....1119
Grease Lines....1125
Heater and Air Conditioner Mounting....1126
Air Conditioner Lines....1129
Heater Lines....1134
Refrigerant Compressor Mounting....1137
Chassis Lighting....1139
Operator Monitor....1141
Joystick Control....1142
Hydraulic Pedal Control (Auxiliary)....1148
Cab....1151
KENR6554 -Systems Operation (312D and 313D Excavators Hydraulic System)....1155
General Information....1157
Main Hydraulic System....1158
Electronic Control System....1162
Pilot Hydraulic System....1166
Gear Pump (Pilot)....1171
Hydraulic Filter (Pilot)....1172
Relief Valve (Pilot)....1174
Accumulator (Pilot)....1175
Solenoid Valve (Hydraulic Lockout)....1178
Pilot Valve (Joystick)....1183
Solenoid Valve (Proportional Reducing) - Power Shift System....1187
Main Hydraulic Pump....1191
Pump Control (Main Hydraulic) - Main Pump Regulator....1195
Main Control Valve....1205
Negative Flow Control System....1215
Relief Valve (Main)....1220
Relief Valve (Line)....1224
Check Valve (Load)....1228
Boom Hydraulic System....1232
Stick Hydraulic System....1242
Bucket Hydraulic System....1258
Blade Hydraulic System....1261
Cylinders (Boom; Stick and Bucket)....1267
Swing Hydraulic System....1269
Swing Motor....1275
Pilot Valve (Swing Parking Brake)....1279
Relief Valve (Swing)....1283
Oil Makeup (Swing System)....1286
Relief Valve (Cushion Crossover) - Anti-Reaction Valve....1288
Swing Drive....1299
Travel Hydraulic System....1304
Pilot Valve (Travel)....1315
Travel Motor....1318
Travel Parking Brake....1321
Displacement Change Valve....1323
Travel Counterbalance Valve....1328
Oil Makeup (Travel System)....1334
Control Valve (Straight Travel)....1337
Final Drive....1342
Swivel....1346
Return Hydraulic System....1348
Check Valve (Return Makeup) - Slow Return Check Valve....1351
Bypass Valve (Return) - Bypass Check Valve....1353
Hydraulic Tank and Filter....1355
Oil Filter (Return) - Case Drain Filter....1357
Hydraulic Oil Cooler....1359
Graphic Color Codes....1361
KENR6555 - Testing and Adjusting (312D and 313D Excavators Hydraulic System)....1363
General Testing and Adjusting Information....1365
Visual Inspection....1366
Hydraulic System Pressure - Release....1367
Main Hydraulic Pump Air - Purge....1372
Overload Warning - Set - If Equipped....1375
Operational Checks....1387
Engine Performance - Test - Engine Speed....1389
Travel on Level Ground - Test - Optional Test....1391
Travel on Level Ground - Test....1393
Machine Drift on a Slope - Check....1396
Swing Speed and Overswing on Level Ground - Check....1399
Swing Speed and Swing Drift on a Slope - Check....1402
Cylinder Drift - Check - Empty Bucket....1406
Cylinder Drift - Check - Loaded Bucket....1411
Cylinder Speed - Check - Blade (If Equipped)....1413
Cylinder Speed - Check....1415
Relief Valve (Pilot) - Test and Adjust....1419
Accumulator (Pilot) - Test and Charge....1421
Relief Valve (Main) - Test and Adjust....1427
Relief Valve (Line) - Test and Adjust....1435
Relief Valve (Blade) - Test and Adjust - If Equipped....1447
Boom Down Regeneration (PRV) - Calibrate....1453
Swing Motor - Test - Measurement of Case Drain Oil....1469
Relief Valve (Swing) - Test and Adjust....1475
Swing Bearing Movement - Measure....1480
Travel Motor - Test - Measurement of Case Drain Oil....1486
Relief Valve (Crossover) - Test and Adjust....1491
Main Pump (Flow) - Test - Hydraulic Power....1499
Main Pump (Flow) - Test - Constant Horsepower Flow Control....1508
Pump Control (Output Flow) - Adjust....1524
Pump Control (Negative Flow) - Test....1527
Pump Control (Negative Flow) - Adjust....1544
Gear Pump (Pilot) - Test....1546
Gear Pump (Blade) - Test....1550
Specifications....1555
KENR6556 - Schematic (312D and 313D Excavtor Hydraulic System)....1559
Main....1560
Collage....1562
KENR6557 - Schematic (312D and 313D Excavator Electrical System)....1577
Main....1578
Feature....1578
Cover Page....1579
Information....0
Component Location....0
Volume 1 of 2 - Cab Wiring....1580
Volume 2 of 2 - Engine and Chassis Wiring....1581
Connector Location....0
Volume 1 of 2 - Cab Wiring....1582
Volume 2 of 2 - Engine and Chassis Wiring....1583
CID / MID / FMI....0
Page 1 of 2....1584
Page 2 of 2....1585
Specifications and Related Manuals....0
Volume 1 of 2 - Cab Wiring....1586
Volume 2 of 2 - Engine and Chassis Wiring....1587
Standard Electrical....1588
Schematics....0
Volume 1 of 2 - Cab Wiring....1589
Volume 2 of 2 - Engine and Chassis Wiring....1590
Machine Views....0
Area C....1591
Area D....1592
Area A....1593
Area B....1594
Area C....1595
Area D....1596
Area E....1597
Area F....1598
Collage....1599
KENR7762 - Schematic (312D Excavator Hydraulic System - Attachment - System)....1640
Main....1641
Features....1641
Cover Page....1642
Information....0
Component Location....1643
Tap Location....1644
Fluid Power Symbols....1645
Electrical Symbols....1646
Schematic....1647
Machine Views....0
Machine Component Locations....1648
Main Pump and Filter Circuits....1649
Negative Flow Valve Group....1650
Solenoid Pressure Reducing valve Group....1651
Collage....1652
KENR7763 - Schematic (312D Excavator Hydraulic System - Attachment - Medium Pressure F3 Valve)....1668
Main....1669
Features....1669
Cover Page....1670
Information....0
Component Location....1671
Tap Location....1672
Fluid Power Symbols....1673
Electrical Symbols....1674
Schematic....1675
Machine Views....0
Machine Component Locations....1676
Main Pump and Filter Circuits....1677
Collage....1678
KENR8283 - Schematic (312D Excavator Hydraulic System - Attachment - Medium Pressure F4 Valve)....1694
Main....1695
Collage....1697
KENR8284 - Schematic (312D Excavator Hydraulic System - Attachment - Coupler)....1712
Main....1713
Collage....1715
KENR8627 - Schematic (312D Excavator Hydraulic System - Attachment - AccuGrade)....1730
Main....1731
Collage....1733
KENR8628 - Schematic (312D Excavator Electrical System - Attachment - Accugrade)....1748
Main....1749
Collage....1751
KENR8634 - Schematic (312D Excavator Hydraulic System - Attachment - Blade)....1766
Main....1767
Collage....1769
Caterpillar 312D and 313D Excavators Repair Service Manual
