Caterpillar C9.3 Engines Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Caterpillar C9.3 Engines, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
Caterpillar C9.3 Engines 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.
KENR9329 - Specifications (C9.3 Engine for Caterpillar Built Machines).pdf
KENR9888 - Systems Operation (C9.3 Engines for Caterpillar Built Machines).pdf
KENR9888 - Testing and Adjusting (C9.3 Engines for Caterpillar Built Machines).pdf
UENR0135 - Disassembly and Assembly (C9.3 Engines for Caterpillar Built Machines).pdf
UENR0183 - Disassembly & Assembly (C9.3 Industrial Engine).pdf
UENR0978 - Troubleshooting (C9.3 Tier 4 Final Engines).pdf
UENR3401 - Specifications (C9.3 Tier 4 Final Engines).pdf
UENR3402 - Systems Operation (C9.3 Tier 4 Final Engines).pdf
UENR3402 - Testing & Adjusting (C9.3 Tier 4 Final Engines).pdf
UENR4683 - Schematic (C9.3 Industrial Engine Electrical System).pdf
UENR4685 - Schematic (C9.3 Commercial Engine Electrical System).pdf
UENR5428 - Schematic (5 Gauge Cluster Instrument Panel for C9.3; C13; C15 and C18 Engine Electrical System 387-4303-04).pdf
PRODUCT DETAILS:
Total Pages: 2,243 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
KENR9329 - Specifications (C9.3 Engine for Caterpillar Built Machines)....1
Fuel Injection Lines....3
Fuel Injection Pump....5
Fuel Injector....11
Fuel Transfer Pump....15
Fuel Filter Base....18
Unit Injector....21
Valve Mechanism....26
Valve Rocker Arms; Lifters; and Bridges....30
Valve Mechanism Cover....32
Cylinder Head Valves....38
Cylinder Head....48
Turbocharger....56
Exhaust Manifold....62
Camshaft....68
Engine Oil Lines....74
Engine Oil Filter Base....76
Engine Oil Pump....83
Engine Oil Pan....86
Water Lines....90
Water Temperature Regulator....91
Water Pump....95
Cylinder Block Cover Group....102
Cylinder Block....104
Cylinder Liner....124
Crankshaft....130
Crankshaft Seals....134
Vibration Damper and Pulley....144
Connecting Rod Bearing Journal....147
Main Bearing Journal....149
Connecting Rod....151
Piston and Rings....160
Piston Cooling Jet....166
Front Housing and Covers....172
Gear Group (Front)....176
Flywheel....183
Flywheel Housing....187
Fan Drive....191
Alternator and Regulator....193
Alternator and Air Compressor Mounting Group....197
Electric Starting Motor....198
Coolant Temperature Sensor....202
Fuel Pressure Sensor....204
Engine Oil Pressure Sensor....206
Boost Pressure Sensor....208
Atmospheric Pressure Sensor....212
Inlet Air Temperature Sensor....215
Inlet Manifold Air Pressure Sensor....217
Speed_Timing Sensor....218
Air Inlet Heater....223
Magnetic Switch....224
KENR9888 - Systems Operation (C9.3 Engines for Caterpillar Built Machines)....229
General Information....230
Electronic Control System Components....233
Fuel System....236
Air Inlet and Exhaust System....244
Lubrication System....249
Cooling System....253
Basic Engine....256
Compression Brake....261
Electrical System....263
KENR9888 - Testing and Adjusting (C9.3 Engines for Caterpillar Built Machines)....271
Fuel System - Inspect....273
Air in Fuel - Test....275
Finding Top Center Position for No. 1 Piston....278
Fuel Quality - Test....280
Fuel System - Prime....282
Fuel System Pressure - Test....284
Gear Group (Front) - Time....286
Injector Bypass Fuel Flow - Test....288
Air Inlet and Exhaust System - Inspect....298
Turbocharger - Inspect....304
Inlet Manifold Pressure - Test....310
Exhaust Temperature - Test....313
Aftercooler - Test....314
Engine Crankcase Pressure (Blowby) - Test....320
Compression - Test....322
Engine Valve Lash - Inspect_Adjust....323
Engine Oil Pressure - Test....327
Engine Oil Pump - Inspect....331
Excessive Bearing Wear - Inspect....332
Excessive Engine Oil Consumption - Inspect....333
Increased Engine Oil Temperature - Inspect....334
Cooling System - Check - Overheating....335
Cooling System - Inspect....338
Cooling System - Test....340
Water Temperature Regulator - Test....348
Water Pump - Inspect....350
Piston Ring Groove - Inspect....351
Connecting Rod Bearings - Inspect....352
Main Bearings - Inspect....353
Cylinder Block - Inspect....355
Flywheel - Inspect....357
Flywheel Housing - Inspect....361
Vibration Damper - Check - Viscous Vibration Damper....367
Compression Brake Lash - Adjust....369
Battery - Test....372
Charging System - Test....375
Electric Starting System - Test....376
Pinion Clearance - Adjust....377
UENR0135 - Disassembly and Assembly (C9.3 Engines for Caterpillar Built Machines)....380
Fuel Filter Base - Remove and Install....382
Fuel Lines - Remove and Install....385
Fuel Filter and Water Separator - Remove and Install....389
Fuel Transfer Pump - Remove and Install....391
Fuel Manifold (Rail) - Remove and Install....393
Relief Valve (Fuel) - Remove and Install....395
Fuel Injection Pump - Remove and Install....398
Fuel Injector - Remove and Install....406
Fuel Injector Sleeve - Remove and Install....415
Turbocharger - Remove and Install....419
Exhaust Manifold - Remove and Install....421
Inlet Manifold - Remove and Install....424
Inlet and Exhaust Valves - Remove and Install....427
Inlet and Exhaust Valve Guides - Remove and Install....430
Inlet and Exhaust Valve Seat Inserts - Remove and Install....433
Engine Oil Filter; Oil Filter Base and Oil Cooler - Remove and Install....436
Power Train Oil Cooler - Remove and Install....440
Engine Oil Pump - Remove and Install....442
Water Temperature Regulator - Remove and Install....444
Flywheel - Remove and Install....447
Crankshaft Rear Seal - Remove and Install....450
Flywheel Housing - Remove and Install....454
Vibration Damper and Pulley - Remove and Install....456
Crankshaft Front Seal - Remove and Install....458
Front Cover - Remove and Install....461
Housing (Front) - Remove and Install....463
Cylinder Block Cover - Remove and Install....466
Valve Mechanism Cover - Remove and Install....468
Compression Brake - Remove and Install....472
Compression Brake - Disassemble - Valve Assembly....478
Compression Brake - Assemble - Valve Assembly....480
Rocker Arm and Shaft - Remove and Install....482
Rocker Arm - Disassemble....485
Rocker Arm - Assemble....487
Cylinder Head - Remove and Install....489
Lifter Group - Remove and Install....493
Camshaft - Remove and Install....496
Camshaft Gear - Remove and Install....499
Camshaft Bearings - Remove and Install....501
Engine Oil Pan - Remove and Install....505
Cylinder Liner - Remove and Install....508
Piston Cooling Jets - Remove and Install....511
Pistons and Connecting Rods - Remove and Install....514
Pistons and Connecting Rods - Disassemble....518
Pistons and Connecting Rods - Assemble - Symmetrical....520
Connecting Rod Bearings - Remove and Install....522
Crankshaft Main Bearings - Remove and Install....526
Crankshaft - Remove and Install....530
Bearing Clearance - Check....535
Coolant Temperature Sensor - Remove and Install....538
Engine Oil Pressure Sensor - Remove and Install....540
Speed_Timing Sensor - Remove and Install....542
Inlet Air Temperature Sensor - Remove and Install....544
Inlet Manifold Pressure Sensor - Remove and Install....546
Engine Control Module - Remove and Install....547
Electric Starting Motor - Remove and Install....549
UENR0183 - Disassembly & Assembly (C9.3 Industrial Engine)....551
Disconnecting Snap To Connect Fittings....555
Fuel Priming Pump - Remove and Install....559
Fuel Filter Base - Remove and Install....568
Fuel Lines - Remove and Install....570
Fuel Transfer Pump - Remove and Install....576
Fuel Manifold - Remove and Install - Return....578
Fuel Manifold - Remove and Install....580
Fuel Manifold (Rail) - Remove and Install....583
Relief Valve (Fuel) - Remove and Install....591
Fuel Injection Pump - Remove and Install....596
Unit Injector - Remove and Install....603
Unit Injector Sleeve - Remove and Install....612
Turbocharger - Remove and Install - Cooled by Coolant....615
Solenoid Valve (Exhaust Balance) - Remove and Install....618
Air Control Valve - Remove and Install....619
Exhaust Cooler (NRS) - Remove and Install....621
Exhaust Gas Valve (NRS) - Remove and Install....624
Exhaust Gas Valve (NRS) - Disassemble....626
Exhaust Gas Valve (NRS) - Assemble....628
Clean Emissions Module - Remove and Install....631
Ignition Coil - Remove and Install....634
Diesel Exhaust Fluid Module - Disassemble....635
Diesel Exhaust Fluid Module - Assemble....644
Diesel Exhaust Fluid Filter - Remove and Install....653
Diesel Exhaust Fluid Pump - Remove and Install....657
DEF Injector and Mounting - Remove and Install....662
Electronic Control (Diesel Exhaust Fluid) - Remove and Install....664
Manifold (DEF Heater) - Remove and Install....665
Voltage Control (Load Protection) - Remove and Install....668
Solenoid Valve (DEF Heater Coolant) - Remove and Install....669
Combustion Head - Remove and Install - Clean Emissions Module....671
Relay (ARD Nozzle Heater) - Remove and Install....676
Nozzle Heater Harness - Remove and Install....678
Solenoid Valve (ARD Fuel) - Remove and Install....681
Exhaust Manifold - Remove and Install....683
Exhaust Elbow - Remove and Install....686
Catalyst (SCR) - Remove and Install....690
Diesel Particulate Filter - Remove and Install....692
Inlet Module (Catalyst) - Remove and Install....695
Inlet Manifold - Remove and Install....699
Inlet and Exhaust Valves - Remove and Install....702
Inlet and Exhaust Valve Guides - Remove and Install....706
Inlet and Exhaust Valve Seat Inserts - Remove and Install....710
Engine Oil Filter Base - Remove and Install....713
Engine Oil Cooler - Remove and Install....718
Engine Oil Pump - Remove and Install....720
Water Pump - Remove and Install....722
Water Pump - Disassemble....725
Water Pump - Assemble....727
Water Temperature Regulator - Remove and Install....730
Flywheel - Remove and Install....732
Crankshaft Rear Seal - Remove and Install....735
Flywheel Housing - Remove and Install....739
Rear Power Take-Off (RPTO) - Remove....742
Rear Power Take-Off (RPTO) - Install....745
Vibration Damper and Pulley - Remove and Install....750
Crankshaft Front Seal - Remove and Install....752
Front Cover - Remove and Install....755
Housing (Front) - Remove and Install....756
Fumes Disposal Filter - Remove and Install....759
Cylinder Block Cover - Remove and Install....761
Valve Mechanism Cover - Remove and Install....763
Compression Brake - Remove and Install....767
Compression Brake - Disassemble - Valve Assembly....769
Compression Brake - Assemble - Valve Assembly....771
Rocker Arm and Shaft - Remove and Install....773
Rocker Arm - Disassemble....776
Rocker Arm - Assemble....777
Cylinder Head - Remove....778
Cylinder Head - Install....781
Lifter Group - Remove and Install....785
Camshaft - Remove and Install....788
Camshaft Gear - Remove and Install....793
Camshaft Bearings - Remove and Install....795
Engine Oil Pan - Remove and Install....799
Cylinder Liner - Remove and Install....804
Piston Cooling Jets - Remove and Install....807
Pistons and Connecting Rods - Remove....810
Pistons and Connecting Rods - Disassemble....812
Pistons and Connecting Rods - Assemble....814
Pistons and Connecting Rods - Install....816
Connecting Rod Bearings - Remove and Install....819
Crankshaft Main Bearings - Remove and Install....823
Crankshaft - Remove and Install....826
Bearing Clearance - Check....830
Nitrogen Oxide Sensor - Remove and Install....833
Atmospheric Pressure Sensor - Remove and Install....836
Coolant Temperature Sensor - Remove and Install....837
Engine Oil Pressure Sensor - Remove and Install....839
Crankcase Pressure Sensor - Remove and Install....840
Fuel Pressure Sensor - Remove and Install - Rail....841
Pressure Sensor (ARD Combustion Air) - Remove and Install....843
Temperature Sensor (DPF Inlet; Flame Detect) - Remove and Install....844
Temperature Sensor (Catalyst Inlet) - Remove and Install....846
Pressure Sensor (DPF) - Remove and Install....848
Pressure Sensor (NRS Differential) - Remove and Install....850
Pressure Sensor (NRS Absolute) - Remove and Install....851
Speed_Timing Sensor - Remove and Install....852
Inlet Manifold Temperature Sensor - Remove and Install....854
Inlet Manifold Pressure Sensor - Remove and Install....855
Venturi Tube - Remove and Install....856
Belt Tensioner - Remove and Install....859
Fan Drive Mounting Group - Remove and Install....861
Engine Control Module - Remove and Install....862
Electronic Control (Aftertreatment) - Remove and Install....865
Electric Starting Motor - Remove and Install....867
Air Compressor - Remove and Install....869
UENR0978 - Troubleshooting (C9.3 Tier 4 Final Engines)....875
General Information....881
Welding Precaution....884
Electronic Service Tools....886
Service Information Report....892
System Overview....894
Component Location....897
Diesel Particulate Filter Regeneration....914
Engine Monitoring System....915
Diagnostic Capabilities....917
Electrical Connectors....919
Configuration Parameters....930
Diagnostic Trouble Codes....933
Event Codes....959
Acceleration Is Poor or Throttle Response Is Poor....978
Alternator Problem - Charging Problem and_or Noisy Operation....982
ARD Combustion Supply Air Pressure Is Low....985
ARD Failed to Ignite....990
ARD Fuel Pressure Is High....1001
ARD Fuel Pressure Is Low....1011
ARD Is Disabled....1022
ARD Loss of Combustion....1027
ARD Temperature Is Low....1034
Battery Problem....1040
Clean Emissions Module Has High Oxygen Level....1042
Coolant Contains Fuel....1044
Coolant Contains Oil....1046
Coolant Level Is Low....1050
Coolant Pressure Is Low....1054
Coolant Temperature Is High....1059
Coolant Temperature Is Low....1064
Cooling Fan Is Always ON....1067
Crankcase Fumes Disposal Tube Has Oil Draining....1068
Crankcase Pressure Is High....1070
Crankcase Pressure Is Low....1074
Cylinder Is Noisy....1077
DEF Control Module Temperature Is High....1081
DEF Does Not Purge....1083
DEF Module Does Not Respond....1085
DEF Pressure Is High....1090
DEF Pressure Is Low....1094
DEF Tank Level Is Low....1101
DEF Tank Temperature Is High....1104
DEF Temperature Is Low....1108
Desulfation Is Frequent....1114
Diesel Particulate Filter Collects Excessive Soot....1118
Diesel Particulate Filter Has Changed Regeneration Interval....1122
Diesel Particulate Filter Has High Ash Load....1125
Diesel Particulate Filter Has High Inlet Pressure....1127
Diesel Particulate Filter Has Low Inlet Pressure....1130
Diesel Particulate Filter Temperature Is High....1132
Diesel Particulate Filter Temperature Is Low....1136
Engine Cranks but Does Not Start....1140
Engine Does Not Crank....1144
Engine Has Early Wear....1147
Engine Has Mechanical Noise (Knock)....1150
Engine Misfires; Runs Rough or Is Unstable....1155
Engine Overcrank Occurrence....1159
Engine Overspeeds....1163
Engine Shutdown Occurrence....1165
Engine Shutdown Occurs Intermittently....1170
Engine Shutdown While Idling....1174
Engine Stalls at Low RPM....1181
Engine Top Speed Is Not Obtained....1185
Engine Vibration Is Excessive....1190
Exhaust Has Excessive Black Smoke....1192
Exhaust Has Excessive White Smoke....1195
Exhaust System Contains Coolant....1200
Exhaust System Contains Fuel....1203
Exhaust System Contains Oil....1207
Exhaust Temperature Is High....1210
Fuel Consumption Is Excessive....1215
Fuel Filter Is Restricted....1219
Fuel Pressure Is High....1221
Fuel Pressure Is Low....1227
Fuel Rail Pressure Is Low....1234
Fuel Rail Pressure Is Low While Cranking....1241
Fuel Rail Pressure Leakage Is High....1247
Fuel System Water Separator Has Water....1252
Fuel Temperature Is High....1254
Idle Speed Is High....1261
Indicator Lamp Problem....1263
Inlet Air Is Restricted....1265
Intake Manifold Air Pressure Is Low....1268
Intake Manifold Air Temperature Is High....1271
NOx Conversion Is Low....1275
NRS Exhaust Gas Temperature Is High....1284
Oil Consumption Is Excessive....1289
Oil Contains Coolant....1292
Oil Contains Fuel....1296
Oil Pressure Is Low....1299
Oil Temperature Is High....1303
Power Is Intermittently Low or Power Cutout Is Intermittent....1306
SCR Warning System Problem....1311
Valve Lash Is Excessive....1318
Valve Rotator or Spring Lock Is Free....1321
Air Shutoff - Test....1322
Aftertreatment Cooling Fan - Test....1329
Aftertreatment Identification Module - Test....1338
ARD Combustion Air - Test....1343
ARD Fuel Supply - Test....1351
ARD Ignition - Test....1357
ARD Nozzle Heater - Test....1364
Coolant Level - Test....1374
Cooling Fan Control - Test....1378
Cooling Fan Reversing - Test....1381
Cooling Fan Speed - Test....1385
Data Link - Test....1389
Data Link Configuration Status - Test....1400
DEF Control Module Power - Test....1403
DEF Line Heater - Test....1408
DEF Pump Motor - Test....1416
DEF Pump Pressure Sensor - Test....1420
DEF Pump Sensor Supply - Test....1424
DEF Return Valve - Test....1427
DEF Tank Sensor - Test....1430
Electrical Power Supply - Test....1433
Exhaust Balance Valve - Test....1436
Fuel Injection Pump - Test....1444
Injector Solenoid - Test....1450
NOx Reduction System (NRS) - Test....1460
NOx Sensor - Test....1470
Retarder - Test....1474
SCR Catalyst Inlet Temperature Sensor - Test....1481
Sensor Calibration Required - Test....1486
Sensor (Data Link Type) - Test....1491
Sensor Signal (Analog; Active) - Test....1497
Sensor Signal (Analog; Passive) - Test....1512
Sensor Supply - Test....1519
Shutdown (Ground Level) - Test....1525
Solenoid Valve - Test....1528
Speed Control - Test....1538
Speed_Timing - Test....1542
Switch Circuits - Test....1549
Water in Fuel - Test....1552
Cat ET Service Features....1555
Cat ET Service Error Identifiers....1598
Customer Passwords....1605
Factory Passwords....1606
ECM Will Not Accept Factory Passwords....1608
Electronic Service Tool Does Not Communicate....1609
Codes that Inhibit Operation of Aftertreatment System....1616
Test ECM Mode....1623
Injector Trim File - Install....1625
ECM Software - Install....1627
ECM - Replace....1629
DEF Pump - Replace....1634
ARD Combustion Air Valve - Replace....1637
Electrical Connectors - Inspect....1639
Cooling Fan - Calibrate....1647
Timing - Calibrate....1648
SCR Inducement Emergency Override....1655
UENR3401 - Specifications (C9.3 Tier 4 Final Engines)....1658
Fuel Injection Pump....1661
Fuel Injector....1666
Fuel Lines....1672
Fuel Filter Base....1675
Electronic Unit Injector Wiring....1679
Valve Rocker Arms; Lifters; and Bridges....1683
Valve Mechanism Cover....1688
Cylinder Head Valves....1692
Cylinder Head....1698
Turbocharger....1704
Dust Ejector....1708
Ventilation Duct (Clean Emissions Module)....1711
Diesel Exhaust Fluid Lines....1715
Injector (Diesel Exhaust Fluid)....1720
Manifold (Diesel Exhaust Fluid)....1724
Diesel Exhaust Fluid Tank....1728
Diesel Exhaust Fluid Pump....1732
Air Lines....1737
Exhaust Gas Valve (NRS)....1741
Exhaust Manifold....1745
Exhaust Diffuser Adapter....1750
Flexible Exhaust Pipe....1754
Mounting Straps....1758
Diesel Particulate Filter....1762
Exhaust Combustion (ARD)....1767
Fuel Manifold (ARD)....1774
Exhaust Lines (DPF Inlet)....1779
Camshaft....1788
Engine Oil Filter Base....1793
Engine Oil Pan....1799
Water Lines....1803
Water Temperature Regulator....1806
Water Pump....1810
Water Pump - Separate Circuit Water Pump....1815
Cylinder Block Cover Group....1819
Cylinder Block....1823
Cylinder Liner....1831
Crankshaft....1836
Crankshaft Seals....1840
Connecting Rod Bearing Journal....1845
Main Bearing Journal....1849
Connecting Rod....1853
Piston and Rings....1859
Piston Cooling Jet....1864
Front Housing and Covers....1869
Gear Group (Front)....1874
Flywheel....1879
Flywheel Housing....1883
Flywheel Housing Cover....1887
Crankshaft Pulley....1891
Belt Tensioner....1895
Alternator and Regulator....1899
Electric Starting Motor....1903
Relay (ARD Nozzle Heater)....1907
Nitrogen Oxide Sensor....1911
Coolant Temperature Sensor....1915
Engine Oil Pressure Sensor....1919
Atmospheric Pressure Sensor....1923
Inlet Air Temperature Sensor....1927
Inlet Manifold Temperature Sensor....1931
Inlet Manifold Air Pressure Sensor....1935
Turbocharger Balance Valve Air Lines....1939
Pressure Sensor (ARD Combustion Air)....1943
Pressure Sensor (DPF Inlet)....1947
Pressure Sensor (NOx Reduction System)....1951
Temperature Sensor (NOx Reduction System)....1955
Pressure Sensor (NRS Differential)....1959
Temperature Sensor (DPF Inlet; Flame Detect)....1963
Speed_Timing Sensor....1967
Electronic Control (Diesel Exhaust Fluid)....1971
Crankcase Pressure Sensor....1975
UENR3402 - Systems Operation (C9.3 Tier 4 Final Engines)....1979
General Information....1980
Electronic Control System Components....1986
Cleanliness of Fuel System Components....1989
Fuel System....1991
Air Inlet and Exhaust System....2000
Clean Emissions Module....2009
DEF Dosing Control System....2028
Lubrication System....2058
Cooling System....2061
Basic Engine....2064
Compression Brake....2068
Electrical System....2070
UENR3402 - Testing & Adjusting (C9.3 Tier 4 Final Engines)....2078
Fuel System - Inspect....2080
Air in Fuel - Test....2081
Engine Speed - Check....2084
Finding Top Center Position for No. 1 Piston....2086
Fuel Injection Pump - Test....2088
Fuel Injector - Test....2090
Fuel Quality - Test....2092
Fuel System - Prime....2094
ARD Fuel System - Test....2096
Gear Group (Front) - Time....2099
Injector Bypass Fuel Flow - Test....2101
Air Inlet and Exhaust System - Inspect....2114
Aftertreatment SCR System Dosing - Test....2118
Diesel Exhaust Fluid Quality - Test....2123
Diesel Exhaust Fluid Tank - Flush....2129
Diesel Particulate Filter - Clean....2135
Turbocharger - Inspect....2136
Inlet Manifold Pressure - Test....2140
Exhaust Temperature - Test....2143
Swirl Plate (ARD Combustion) - Inspect_Clean....2144
Aftercooler - Test....2147
Exhaust Cooler (NRS) - Clean....2152
Exhaust Cooler (NRS) - Test....2155
Engine Crankcase Pressure (Blowby) - Test....2159
Engine Valve Lash - Inspect_Adjust....2161
Engine Oil Pressure - Test....2165
Excessive Bearing Wear - Inspect....2172
Excessive Engine Oil Consumption - Inspect....2173
Increased Engine Oil Temperature - Inspect....2174
Cooling System - Check - Overheating....2175
Cooling System - Inspect....2179
Cooling System - Test....2181
Water Temperature Regulator - Test....2190
Water Pump - Test....2191
Piston Ring Groove - Inspect....2193
Main Bearings - Inspect....2194
Cylinder Block - Inspect....2195
Cylinder Liner Projection - Inspect....2196
Flywheel - Inspect....2200
Flywheel Housing - Inspect....2203
Belts - Adjust - If Equipped....2208
Vibration Damper - Check....2210
Compression Brake Lash - Adjust....2212
Battery - Test....2215
Charging System - Test....2218
Electric Starting System - Test....2223
ARD Nozzle Heater (Current) - Test....2226
Pinion Clearance - Adjust....2228
UENR4683 - Schematic (C9.3 Industrial Engine Electrical System)....2230
Main....2231
UENR4685 - Schematic (C9.3 Commercial Engine Electrical System)....2235
Main....2236
UENR5428 - Schematic (5 Gauge Cluster Instrument Panel for C9.3; C13; C15 and C18 Engine Electrical System 387-4303-04)....2240
Collage....2241
Main....2245
Caterpillar C9.3 Engines Repair Service Manual
