TM 9-2350-287-20-1
TABLE 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) FOR M992A1
S= SEMIANNUAL A= ANNUAL
ITEM INTERVAL
ITEM TO BE
PROCEDURE
NOT FULLY MISSION
NO.
INSPECTED
CAPABLE IF
35
EVERY
APU FUEL
a. Replace primary fuel filter (43)
a. Fuel filter is clogged or
100
FILTERS
every 600 hours (para 18-11).
there are Class III leaks.
HOURS
b. Replace secondary fuel filter (44)
every 3000 hours (para 18-11).
36
EVERY
APU ENGINE
a. Drain and refill APU engine
a. There are Class II leaks.
100
CRANKCASE
crankcase (Appendix G).
HOURS
DRAIN
37
EVERY
APU ENGINE
a. Replace APU engine oil filter
100
OIL FILTER
(Appendix G).
HOURS
Change 1 2-33
