TM 9-2320-273-20
Item
No.
22
Table 3-1. Unit Level Preventive Maintenance Checks And Services M915-M920
Interval
Semi-
Annual
Item To BE
Inspected
Rear Axles
Rear Axle
Spring and
Walking
Beam
Axle Dif-
ferentials
(M916/M
920)
Front
Driving
and
all
Rear
Axle Hous
ing
Vent
Plug
Procedure
NOTE
COLD TEMPERATURE OPERATION
For operation of equipment in expected
continuous temperatures below 0° F (-18°
C), remove lubricants prescribed in the key
for temperatures above 0° F (-18° C). Re-
lubricate with lubricants specified in the
key for temperatures 0° F to -50° F (-18° C
to -46° C).
NOTE
Pressure gun should be held on fittings
until new grease appears. This will as-
sure that all the old contaminated grease
has been forced out. Take weight off sus-
pension walking beam during lubrication
to ensure uniform application of grease
into the trunnion bushing.
a. Lubricate with GAA the Axle Spring
and Walking Beam.
b. Check and refill all axle differential
with GO as required.
WARNING
Adhesives, solvents, and sealing com-
pounds can burn easily, can give off
harmful vapors, and are harmful to skin
and clothing. To avoid injury or death,
keep away from fire and use in well-venti-
lated area. If adhesive, solvents, or seal-
ing compound get on skin or clothing,
wash immediately with soap and water.
c. Remove vent plug from axle housing.
Wash vent plug in solvent and allow to air
dry.
d. Coat threads with pipe thread sealing
compound and install axle housing
breather.
Not Mission
Capable If:
a. Fitting will not
purge old lubricant
out of component.
c. Axle vent plug
missing or cannot be
cleaned.
3-10.8 Change 4
