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 1050 of 1313

VEHICLE PULLS RIGHT OR LEFT WHEN APPLYING BRAKES - Continued
STEP
4.
IS THERE OIL CONTAMINATION ON FRONT SERVICE BRAKES?
Visually check brakeshoe lining and drum for oil contamination.
T0230DAA
BRAKE
DRUM
BRAKE
SHOE
Figure 3.
Brake Drum.
CONDITION/INDICATION
IS THERE OIL CONTAMINATION ON FRONT SERVICE BRAKES?
DECISION
YES - Replace brakeshoe linings (Volume 3, WP
0426) and axle seals M939/A1 (Volume 3, WP
0479),
M939A2 (Volume 3, WP
0481), and clean drum M939/A1 (Volume 3, WP
0479),
M939A2 (Volume 3, WP
0481). Go to Step (7) to verify problem is solved.
NO - Go to Step (5).
TM 9-2320-272-23-1
0121
0121-5


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