-.
TM 9-2320-387-24-l
Table 2-l.
Unit Level Preventive Maintenance
Checks and Services HMMWV
(Cont’d).
ITEM
INTERVAL
iTEM TO 8E
PROCEDURES
NOT FULLY MISSION
NO.
INSPECTED
CAPABLE IF:
16
Semi-
Driveline
NOTE
annually
Components
Fill each geared hub with 1 pt
(0.5 L) of GO.
a. Inspect geared hub vent lines and
a. Hub vent lines
connectors for security, cracks, and
cracked, plugged, or
deterioration.
missing.
b. Inspect geared hub for leaking
b. Class III leaks or
seals and damage.
damage.
c. Adjust spindle bearing (para. 6-12).
c. Bearing damaged.
NOTE
Fill each axle differential with
2 qt (1.9 L) of Go.
d. Change differential lubricant every
d. Lube level not within
3,000 mi (4,830 km), when required by
l/4 in. (6.4 mm) of fill
maintenance repair action or when
plug opening when cold
contaminated by water or foreign
or to plug level when hot.
material. Remove fill plug. Level should
be within I./4 in. (6.4 mm) of fill plug
opening when lubricant is cold, or to
plug level when hot. Install fill plug,
and tighten to 35 lb-R (47 N-ml.
e. Inspect differential vent lines and
connectors for security, cracks, and
deterioration.
f. Inspect differentials for leaking
seals and cracks.
e. Differential vent line
has hole, plugged, or
cracked.
f. Class III leak.
DIFFERENTIAL
2-17
