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 1204 of 1313

FOUR PRESSURE MODE LIGHTS FLASHING - Continued
STEP
2.
DO AIR LINES BETWEEN WHEEL VALVE AND WHEEL RIM HAVE ANY AIR LEAKS?
a.
Refer to point to point schematics.
T0419DAA
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. Replace damaged air line (Volume 3, WP
0490). Go to Step (10) to verify problem is
solved.
YES - Rear air lines leak. Replace damaged air line (Volume 3, WP
0491). Go to Step (10) to verify problem is
solved.
NO - Go to Step (3).
TM 9-2320-272-23-1
0145
0145-3


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