TM 9-2320-302-20
0021 00-4
Table 1. Unit Preventive Maintenance Checks and Services (PMCS)
for the M915A3 Tractor Truck - Continued.
ITEM
NO.
INTERVAL
LOCATION
PROCEDURE
NOT FULLY MISSION
CAPABLE IF:
ITEM TO
CHECK/
SERVICE
8
Semi-
annual
Engine
Compartment,
Engine
Crankcase
a. With engine warm, remove drain plug (2)
from oil pan and completely drain oil from
crankcase.
b. Replace all oil filters.
c. Install drain plug (2).
d. Fill crankcase with OE/HDO or OEA
(Items 16 through 21, WP 0235 00)
through filler tube (3) opening. Capacity
with filters is approximately 41 qt (38.8 l).
e. Run engine. Remove dipstick (4) and
check level of oil on dipstick. Level should
be between ADD and FULL marks on dip-
stick.
9
Semi-
annual
Engine
Compartment,
Engine
a. Check all oil lines, fittings, and hoses for
leaks.
b. Check oil filter housing, oil pan, and oil
pan drain plug for leaks. Tighten or replace
any damaged component, if authorized.
c. Check rocker arm cover for leaks. Tighten
or replace any damaged component, if
authorized.
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