TM 9-6115-670-14&P
5-1
CHAPTER 5
DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
Page
Section I.
Repair Parts; Special Tools; Test, Measurement,
and Diagnostic Equipment (TMDE); and Support Equipment ........................................5-2
5.1.
Common Tools and Equipment .........................................................................5-2
5.2.
Special Tools, TMDE, and Support Equipment..................................................5-2
5.3.
Repair Parts.......................................................................................................5-2
Section II.
Direct Support Troubleshooting .....................................................................................5-2
5.4.
General ..............................................................................................................5-2
5.5.
Direct Support Troubleshooting Procedures ......................................................5-2
Section III.
Direct Support Maintenance Procedures .....................................................................5-24
5.6.
Auxiliary Power Unit.........................................................................................5-24
5.7.
Oil Pan Cover ..................................................................................................5-25
5.8.
Oil Pan.............................................................................................................5-27
5.9.
Oil Pan Strainer ...............................................................................................5-29
5.10.
Relief Valve......................................................................................................5-31
5.11.
Radiator Cap....................................................................................................5-32
5.12.
Water Pump.....................................................................................................5-33
5.13.
Injection Nozzle Assembly...............................................................................5-35
5.14.
Injection Pump .................................................................................................5-39
5.15.
Current Transformer ........................................................................................5-45
5.16.
Overload Relay ................................................................................................5-46
5.17.
Contactor Plate ................................................................................................5-48
5.18.
Relay Board .....................................................................................................5-50
5.19.
DC Box Subassembly ......................................................................................5-53
5.20.
Electromagnetic Safety Relays ........................................................................5-55
5.21.
Relay Sockets..................................................................................................5-58
5.22.
Automatic Voltage Regulator ...........................................................................5-60
5.23.
Regulator Box ..................................................................................................5-64
5.24.
Generator, 10 kW, 60 Hz .................................................................................5-67
5.25.
Wiring Harness Repair.....................................................................................5-76
5.26.
APU DC Box Wiring Harness J3......................................................................5-78
5.27.
Wiring Harness, Engine P1..............................................................................5-82
5.28.
Wiring Harness J1 ...........................................................................................5-86
5.29.
Wiring Harness Control Cable .........................................................................5-90
5.30.
Water Temperature Gauge..............................................................................5-92
5.31.
Wiring Harness J2 ...........................................................................................5-95
5.32.
Frame Assembly (Models MEP-903A, MEP-903B, and MEP-903C) and
Vibration Isolator Mount Assembly ................................................................5-99
5.33.
Diesel Engine.................................................................................................5-110
5.34.
Exhaust Manifold ...........................................................................................5-125
5.35.
Intake Manifold ..............................................................................................5-127
5.36.
Rocker Arm Assembly ...................................................................................5-129
5.37.
Valve Clearance ............................................................................................5-131
5.38.
Flywheel.........................................................................................................5-134
