Complete workshop reapair service manual with electrical wiring diagrams for Caterpillar D9H Tractors. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.

This Caterpillar D9H Tractors service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.

RENR1252 - Systems Operation (26SI Series Alternator)
RENR1252 - Testing & Adjusting (26SI Series Alternator)
SENR2082 - Disassembly & Assembly (N3 Series Brushless Alternators)
SENR2082 - Systems Operation (N3 Series Brushless Alternators)
SENR2082 - Testing & Adjusting (N3 Series Brushless Alternators)
SENR2082 - Troubleshooting (N3 Series Brushless Alternators)
SENR4130 - Disassemble & Assemble (HDB Series and M1 Series Heavy Duty Brushless Alternators)
SENR4130 - Systems Operation (HDB Series and M1 Series Heavy Duty Brushless Alternators)
SENR4130 - Testing & Adjusting (HDB Series and M1 Series Heavy Duty Brushless Alternators)
SENR4130 - Troubleshooting (HDB Series and M1 Series Heavy Duty Brushless Alternators)
SENR7008 - Disassemble & Assemble (173, 183, 193 Hydraulic Controls)
SENR7008 - Specifications (173, 183, 193 Hydraulic Controls)
SENR7045 - Specifications (D353 Vehicular Engine)
SENR7048 - Specifications (D9H Tractor Power Train)
SENR7049 - Disassembly & Assembly (D353 Vehicular Engine for D9H Tractors (97V 1554-UP))
SENR7050 - Disassembly & Assembly (D9H Tractor Power Train)
RENR1252 - Disassembly and Assembly (26SI Series Alternator).pdf
RENR1252 - Specifications (26SI Series Alternator).pdf
SENR2082 - Specifications (N3 Series Brushless Alternators).pdf
SENR4130 - Specifications (HDB Series and M1 Series Heavy Duty Brushless Alternators).pdf
SENR7008 - Schematic (173, 183, 193 Hydraulic Controls).pdf
SENR7008 - Systems Operation (173, 183, 193 Hydraulic Controls).pdf
SENR7008 - Testing & Adjusting (173, 183, 193 Hydraulic Controls).pdf
SENR7044 - Systems Operation (D353 Vehicular Engine).pdf
SENR7044 - Testing & Adjusting (D353 Vehicular Engine).pdf
SENR7046 - Systems Operation (D9H Tractor Power Train).pdf
SENR7046 - Testing & Adjusting (D9H Tractor Power Train).pdf
SENR7047 - Testing & Adjusting (D9 tractor power shift transmission).pdf
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TABLE OF CONTENTS
RENR1252 - Disassembly and Assembly (26SI Series Alternator)....3
RENR1252 - Specifications (26SI Series Alternator)....14
RENR1252 - Systems Operation (26SI Series Alternator)....21
  Component Description....22
  General Information....26
  Normal Operation....28
RENR1252 - Testing & Adjusting (26SI Series Alternator)....32
  Component - Test....33
  General Information....37
  Initial Troubleshooting Procedure....38
  T1 Alternator Output - Test....41
  T2 Electrical System Current - Test....43
  T3 Charging System - Test....46
  T4 Alternator Drive System - Check....49
  T5 Alternator Current - Test....50
  T6 Residual Magnetism Restoration....52
  T7 Identifying Source of Current Draw - Test....54
  T8 Alternator Overcharging - Test....55
SENR2082 - Disassembly & Assembly (N3 Series Brushless Alternators)....57
  Alternator - Assemble....58
  Alternator - Disassemble....69
SENR2082 - Specifications (N3 Series Brushless Alternators)....84
SENR2082 - Systems Operation (N3 Series Brushless Alternators)....86
  Component Description....87
  General Information....94
  Normal Operation....96
SENR2082 - Testing & Adjusting (N3 Series Brushless Alternators)....105
  Capacitor - Test....106
  Field Winding - Test....108
  Rectifier - Test....112
  Regulator - Test....118
  Residual Magnetism - Restore....121
  Stator - Test....123
SENR2082 - Troubleshooting (N3 Series Brushless Alternators)....126
  Charging System....127
  General Information....140
  Service Tools....141
SENR4130 - Disassemble & Assemble (HDB Series and M1 Series Heavy Duty Brushless Alternators)....144
  Alternator - Assemble - HDB Series Alternator....145
  Alternator - Assemble - M1 Series Alternator (35 Amp)....151
  Alternator - Disassemble - HDB Series Alternator....156
  Alternator - Disassemble - M1 Series Alternator (35 Amp)....162
SENR4130 - Specifications (HDB Series and M1 Series Heavy Duty Brushless Alternators)....167
SENR4130 - Systems Operation (HDB Series and M1 Series Heavy Duty Brushless Alternators)....171
  Component Description....172
  General Information....179
  Normal Operation....181
SENR4130 - Testing & Adjusting (HDB Series and M1 Series Heavy Duty Brushless Alternators)....187
  Capacitor - Test....188
  Field Winding - Test....191
  Rectifier - Test....194
  Regulator - Test....198
  Residual Magnetism - Restore....201
  Stator - Test....203
SENR4130 - Troubleshooting (HDB Series and M1 Series Heavy Duty Brushless Alternators)....207
  Charging System....208
  General Information....221
  Service Tools....222
SENR7008 - Disassemble & Assemble (173, 183, 193 Hydraulic Controls)....225
  Dozer Control Valve....226
  Hydraulic Filter....235
  Hydraulic Tank....238
  Pilot Valve Group....240
  Pressure Control Valve....244
  Ripper Control Valve....247
SENR7008 - Schematic (173, 183, 193 Hydraulic Controls)....251
SENR7008 - Specifications (173, 183, 193 Hydraulic Controls)....253
  3G5810 Hydraulic Pump (193 Hydraulic Control)....254
  7J4634, 9J5058 Hydraulic Pump (173 Hydraulic Control)....257
  7J612, 9J5050 Hydraulic Pump (183 Hydraulic Control)....260
  8J5409 Hydraulic Pump (193 Hydraulic Control)....263
  9C Bulldozer Frame....266
  Cutting Edges And End Bits....267
  Hydraulic Cylinder (183 & 193)....270
  Hydraulic Cylinders (D7 Tractors)....272
  Hydraulic Cylinders (D8 Tractors)....275
  Hydraulic Cylinders (D9 Tractors)....278
  Hydraulic Tank And Filter 8J8778 (173 & 183), 8J8779 (193)....281
  Lift And Tilt Control Valve 9J7144 (173), 8J7435 (183), 9J7143 (193)....284
  Mounting Brackets For Ripper....290
  Pressure Control Valve (9J5169)....292
  Push Arm And Brace Group....295
  Quick Drop Valves....297
  Ripper Lift And Tip Valves 3G1773 (173 & 183 Lift Only), 3G1774 (183 Lift And Tip), 3G598 (193 Lift Only), 3G599 (193 Lift And Tip)....299
  Trunnion 9A, 9S and 9U Bulldozers (6J5520)....301
SENR7008 - Systems Operation (173, 183, 193 Hydraulic Controls)....302
SENR7008 - Testing & Adjusting (173, 183, 193 Hydraulic Controls)....328
SENR7044 - Systems Operation (D353 Vehicular Engine)....343
SENR7044 - Testing & Adjusting (D353 Vehicular Engine)....363
SENR7046 - Systems Operation (D9H Tractor Power Train)....426
SENR7046 - Testing & Adjusting (D9H Tractor Power Train)....481
SENR7047 - Testing & Adjusting (D9 tractor power shift transmission)....489
SENR7048 - Specifications (D9H Tractor Power Train)....503
  Adjustment Of The Control Linkage For The Steering Clutches....505
  Bevel Gear And Pinion....507
  Brake Adjustment....510
  Brake Hydraulic Control Mechanism....514
  Converter Inlet Relief Valve (In 6P994 Selector Valve)....517
  Converter Outlet Relief Valve (3P7665)....519
  Crankcase Guard....521
  Drawbar....522
  Equalizer Bar....523
  Final Drive Oil Filter....526
  Final Drive....528
  Front Idler And Recoil Spring....531
  Introduction....534
  Oil Pump For The Final Drive (4M1001)....535
  Pressure Control Valve (1P4145)....538
  Priority Valve (6P3554)....541
  Relief Valve For Brake Cooling And Lubrication....543
  Rollover Protective Structure....545
  Scavenge And Circulating Oil Pump (7S7400)....547
  Steering Clutches....549
  Torque Divider....551
  Track Adjustment....554
  Track Carrier Rollers....558
  Track Roller Frame....559
  Track Roller Guard....561
  Track Rollers....562
  Track....564
  Transmission And Steering Clutch Oil Pump (2P9239)....567
  Transmission Hydraulic Controls (6P995)....569
  Transmission Oil Filter (3P4243)....570
  Transmission To Bevel Gear Case....572
  Transmission....574
  Universal Joint (1S8754)....578
  Valve Group For Control Of The Steering Clutches....579
SENR7049 - Disassembly & Assembly (D353 Vehicular Engine for D9H Tractors (97V 1554-UP))....581
  Accessory Drive....584
  Aftercooler....591
  Air Cleaner Assembly....594
  Alternator....598
  Camshaft And Camshaft Bearings....600
  Connecting Rod Bearings....605
  Cooling System Relief Valve....609
  Crankcase Guards (Front)....611
  Crankshaft Front Seal....614
  Crankshaft Main Bearings....618
  Crankshaft Rear Seal Ring And Thrower....622
  Crankshaft....626
  Cylinder Head Assembly (Earlier)....632
  Cylinder Head Assembly (Later)....637
  Cylinder Liners (Earlier)....642
  Cylinder Liners (Later)....646
  Electric Starting Motor....651
  Engine And Torque Converter....653
  Engine Front Support....665
  Engine Oil Cooler....670
  Exhaust Manifold....674
  Fan Assembly....677
  Fan Belt Tightener And Fan Drive....679
  Fan Belt Tightener....682
  Fan Belts....686
  Fan Drive (Earlier)....689
  Fan Drive (Later)....693
  Flywheel Housing....698
  Flywheel....702
  Front Housing....705
  Fuel Filters And Cover Assembly....710
  Fuel Injection Lines....712
  Fuel Injection Pump Housing....715
  Fuel Injection Valves....731
  Fuel Priming Pump....733
  Fuel Pump And Governor Drive....736
  Fuel Ratio Control....747
  Fuel Transfer Pump Adapter Housing....752
  Fuel Transfer Pump....756
  Glow Plugs....762
  Governor....764
  Hood....788
  Inlet Manifold....790
  Muffler....794
  Oil Filter....796
  Oil Pan....798
  Oil Pump Drive....801
  Oil Pump....807
  Pistons (Earlier)....821
  Pistons (Later)....825
  Pistons....829
  Power Take-Off Drive....831
  Precombustion Chambers....839
  Primary Fuel Filter....842
  Radiator Guard....845
  Radiator....849
  Rocker Shaft Assembly And Push Rods (Earlier)....853
  Rocker Shaft Assembly And Push Rods (Later)....855
  Rocker Shaft Assembly....858
  Service Meter....862
  Spacer Plate....865
  Timing Gear Housing Assembly....867
  Timing Gears....876
  Transmission Oil Cooler....885
  Turbocharger (Earlier)....889
  Turbocharger (Later)....899
  Valve Covers....912
  Valve Guides....914
  Valve Lifters....917
  Valve Seat Inserts....919
  Valves....921
  Vibration Damper....924
  Water Directors....926
  Water Manifold....928
  Water Pump (Earlier)....930
  Water Pump (Later)....939
  Water Pump....947
  Water Temperature Regulators....951
SENR7050 - Disassembly & Assembly (D9H Tractor Power Train)....954
  Bevel Gear And Shaft....956
  Brake Cooling And Lubrication Relief Valve....962
  Brake Hydraulic Controls And Actuating Mechanisms....964
  Brake Pedals And Das....979
  Crankcase Guard (Rear)....985
  Drawbar....989
  Equalizer Bar Suspension Pads....991
  Equalizer Bar....995
  Final Drive Cases And Hub Assemblies....1006
  Final Drive Oil Filters....1018
  Final Drive Oil Pumps....1022
  Final Drive Pinions And Flanges....1027
  Front Idlers....1034
  Fuel Tank....1043
  Pistons And Cylinders....1046
  Recoil Springs....1050
  Roll-Over Protective Structure (ROPS)....1061
  Seat And Seat Frame Assembly....1065
  Sprocket Assemblies....1070
  Sprocket Segments....1080
  Sprocket Shafts....1082
  Steering Clutch Hubs....1086
  Steering Clutch Hydraulic Control Valve....1090
  Steering Clutches....1098
  Torque Converter Outlet Relief Valve....1106
  Torque Divider Oil Screen....1110
  Torque Divider Scavenge And Circulating Oil Pump....1112
  Torque Divider....1118
  Track Carrier Rollers....1141
  Track Roller Frames....1147
  Track Rollers....1154
  Tracks....1163
  Transmission And Transfer Gears....1178
  Transmission Hydraulic Control Valves....1223
  Transmission Magnetic Screen....1234
  Transmission Oil Filter....1236
  Transmission Oil Pump....1239
  Universal Joint....1244
  Yoke Assemblies....1246

EXCERPT:
D9 TRACTOR POWER SHIFT TRANSMISSION
Testing And Adjusting
Power Shift Transmission
NOTE: All tests and adjustments must be made with the oil in the hydraulic control system at normal
operating temperature. Be sure the linkage adjustments are correct before making any tests.
HYDRAULIC CONTROLS IN FIRST SPEED REVERSE (No. 2 and No. 5 Clutches Engaged)
1. Body for direction selector valves.
2. Direction selector valve.
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Caterpillar D9H Tractors Factory Service & Shop Manual