TM 9-2320-302-20
0021 00-9
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
18
Semi-
annual
Exhaust System
Inspect exhaust manifold, exhaust pipes,
muffler, and tailpipe for leaks. Check for
damaged pipes, loose clamps, and damaged
gaskets and seals. Replace damaged compo-
nents as needed.
19
Semi-
annual
Air System,
Brakes
a. Fully charge air system (TM 9-2320-302-
10).
b. Listen for sounds of leaks in all air lines
and at valves and fittings.
c. With air system fully pressurized, apply a
solution of detergent (Item 11, WP
0235 00) and water to air lines, valves,
and fittings. Tighten loose connections.
Make repairs as needed.
d. Ensure that all air lines are not kinked and
that they are properly supported.
20
Semi-
annual
Air Conditioning
System
Leak test air conditioning system (WP
0225 00).
21
Semi-
annual
Under Vehicle,
Frame and
Crossmembers
a. Inspect frame and side rails for cracks,
breaks, bends, wear, deterioration, and
loose bolts.
b. Inspect crossmembers for weld breaks,
wear, and missing or loose capscrews,
huckbolts, and rivets.
22
Semi-
annual
Vehicle Exterior
a. Inspect for corrosion in accordance with
TB 43-0213.
b. Inspect cab glass and doors, fenders, stow-
age boxes, and brackets for damage.
NOTE
Transmission fluid must be sampled initially at 90 days of operation, as pre-
scribed by DA Pam 738-750. Thereafter, it is sampled semiannually unless
AOAP results indicate otherwise.
