TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 529 of 1313
CONTINUOUS AXLE OR WHEEL NOISE - Continued
STEP
3.
IS AXLE HOUSING AND DIFFERENTIAL PROPERLY LUBRICATED?
a.
Visually check front and rear axle housing and differential lubrication level.
T0526DAA
Figure 3.
Differential Lubrication Level.
b.
Remove axle housing drain plug and check for fluid level at drain plug opening.
CONDITION/INDICATION
IS AXLE HOUSING AND DIFFERENTIAL PROPERLY LUBRICATED?
DECISION
YES - Go to Step (4).
NO - Fill axle housing to proper level (Volume 5, WP
0820). Go to Step (6) to verify problem is solved.
TM 9-2320-272-23-1
0045
0045-4
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