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 1059 of 1313
VEHICLE REAR BRAKES GRAB OR DRAG - Continued
STEP
6.
DO REAR BRAKE CHAMBERS HAVE PROPER AIR PRESSURE?
a.
Check rear service brakes chambers for proper air pressure.
b.
Stop engine and open all draincocks until brake system air pressure is vented.
c.
Close all draincocks.
T0238DAA
Figure 5.
Rear Service Brake Chamber.
T0238DAA
Figure 6.
Rear Service and Spring Brake Chamber.
TM 9-2320-272-23-1
0122
0122-6
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