TM 9-2350-287-20-1
ITEM
No.
20
21
22
TABLE 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) FOR M992A1
S=SEMIANNUAL
A=ANNUAL
INTERVAL
A
A
A
ITEM TO BE
INSPECTED
ENGINE
MOUNTBASE
FUEL TANK AND
HEAT SHIELD
TRANSMISSION
GEARCASE
PROCEDURE
Inspect mount screw (27), engine
mount base (28), and rear jaw for
excessive wear damage. Lubricate
engine rear jaw mount screw (27) on
engine mount base (28) with GMD
(Appendix G).
a. Inspect upper and lower fuel tank
heat shields for damage, and loose
or missing seals and fasteners
(para 4-24).
b. Inspect upper and lower fuel tanks
for damage and leaks.
co Operate fuel pumps and listen for
pump operation and check for leaks
(para 2-19d (3), step J).
NOTE
Drain only if directed by Army Oil
Analysis Program (AOAP). This
would be done while powerpack is
removed.
a. Drain transmission gearcase (only
after operation) (Appendix G). Clean
and install drain plug.
b. Refill transmission with OE/HDO
to within OPERATING RANGE
(Appendix G).
Remove cover and fitter element, and
inspect (Appendix G).
NOT FULLY MISSION
CAPABLE IF
Rear mount base screw
or jaw broken.
a. Upper or lower heat
shield missing. Any
cracked/missing seal or
fastener.
b. Any fuel leak.
c. Any fuel leak. Any pump
not operating.
a. Oil is milky or any
Class Ill leaks or AOAP
requested oil change.
2-27
