TM 9-6115-660-13&P
Section III. MAINTENANCE PROCEDURES
5-5
GENERAL.
This section covers Direct Support level maintenance procedures for power plant/power unit components that are not
covered in the generator set technical manual, engine technical manual, or trailer technical manuals.
5-5.1
Generator Set Maintenance. Refer to generator set TM 9-6115-642-24 and engine TM 9-2815-253-24.
5-5.2
Trailer Chassis Maintenance. Refer to TM 9-2330-202-14&P for Power Units PU-798 and I PU-799, TM 9-2330-
392-14&P for Power Units PU-798A and PU-799A, and TM 9-2330-213-14&P for Power Plants AN/MJQ-37 and AN/MJQ-
38.
5-6 GENERATOR SET MAINTENANCE.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Equipment Conditions
Tool Kit, General Mechanic’s
Reference
(item 1, appendix B)
Torque Wrench, 0-150 ft-lb
Both generator sets shut down; paragraph
(item 3, appendix B)
2-5.3.3. Trailer handbrakes set, front support
Lifting Device, 2500 lbs. lifting capacity
leg/landing lowered, and rear leveling-support
(item 3, appendix B)
jack lowered; paragraph 2-3.2.1.
Materials/Parts
Power cable leads (AN/MJQ-37 and AN/MJQ-
38) or load cable leads (PU-798, PU-799,
Nuts, Self-locking
PU798A, PU799A) and ground cable
Washers, Lock (item 5, appendix I)
disconnected from generator set load
terminals; paragraph 4-12 and TM 9-6115-642-
10.
External fuel source disconnected;
paragraph 2-7.5.
Personnel Required
Two
REMOVAL
1.
Remove four nuts (5, figure 5-5), lock washers (4) and cap screws (1) from generator output plate (2).
2.
For AN/MJQ-37 and AN/MJQ-38, carefully pull generator output plate (2) away from generator set housing (3).
Remove and retain gasket (7). For Power Plants and Power Unit, pull until power cable leads and ground cable (6)
are free of generator set housing (3).
5-8 Change 2
