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 507 of 1313
TRANSFER CASE LEAKING OIL - Continued
STEP
1.
ARE FILL AND DRAIN PLUGS OR TRANSFER CASE HOUSING LEAKING OIL?
a.
Visually check transfer case fill and drain plugs for leaks and looseness.
FILL PLUG
DRAIN PLUG
T0869DAA
Figure 1.
Transfer Case.
b.
Visually inspect transfer case housing for leaks.
CONDITION/INDICATION
ARE FILL AND DRAIN PLUGS OR TRANSFER CASE HOUSING LEAKING OIL?
DECISION
YES - Fill and drain plugs leak or are loose. Tighten loose fill and drain plugs. Go to Step (2) to verify problem
is solved.
YES - Transfer case housing leaks. Replace transfer case (Volume 3, WP
0385),
M936 (Volume 3, WP
0386). Go to Step (2) to verify problem is solved.
NO - Go to Step (2) to verify problem is solved.
TM 9-2320-272-23-1
0041
0041-2
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