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 1236 of 1313
SYSTEM REPEATEDLY RESUMES CYCLING 30 SECONDS AFTER MODE LIGHT STOPS FLASHING -
Continued
STEP
2.
DO AIR LINES BETWEEN WHEEL VALVE AND WHEEL RIM HAVE ANY AIR LEAKS?
a.
Refer to point to point schematics.
T0897DAA
AIR SEALS
WHEEL
VALVE
Figure 2.
Wheel Valve.
b.
For all tires previously found to be significantly outside pressure limits, use soapy water at air line wheel
valve and wheel rim connections to check for leaks.
CONDITION/INDICATION
DO AIR LINES BETWEEN WHEEL VALVE AND WHEEL RIM HAVE ANY AIR LEAKS?
DECISION
YES - Front air lines leak M939A2. Replace damaged air line (Volume 3, WP
0490). Go to Step (4) to verify
problem is solved.
YES - Rear air lines leak M939A2. Replace damaged air line (Volume 3, WP
0491). Go to Step (4) to verify
problem is solved.
NO - Go to Step (3).
TM 9-2320-272-23-1
0147
0147-3
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