Table 2-1. Unit Level Preventive Maintenance Checks and Services HMMWV (Cont'd)
ITEM
NO.
INTERVAL
ITEM TO BE
INSPECTED
PROCEDURES
f. Check alignment of front and rear
f. Front or rear wheels
wheels (paras. 8-10 and 8-11).
are out of alignment.
20
Semi-
Engine
a. Inspect engine for leaks or damage
a. Class III leaks.
Annual
that could cause engine failure.
Damage evident that
would cause engine
failure.
b. Perform AOAP sample. If AOAP is not
available, change oil and oil filter at
3,000 miles (4,800 km), or 100 hours (if
hour meter is installed), or every six
months.
TM 9-2320-280-20-1
2-22
Change 1
NOT FULLY MISSION
CAPABLE IF:
NOTE
If vehicle is new and has been driven
less than 3,000 miles (4,800 km), it is
not necessary to align wheels unless
abnormal handling is reported.
19
Semi-
Tires
Annual
(Cont’d)
NOTE
Oil and oil filter will be changed when
they are known to be contaminated,
clogged, or when service is
recommended by AOAP laboratory.
