TM-9-2320-338-10
TRUCK, CARGO, 8X8, M977A4
TECHNICAL MANUAL; OPERATOR'S MANUAL
OCTOBER 2008
TM-9-2320-338-10 - Page 659 of 1120
Allison
TRAILER
AIR SUPPLY
TRAILER
AIR SUPPLY
PARKING
BRAKE
FILTER MINDER
25
6.2
IN
H 0 kPa
TRAILER
AIR SUPPLY
CONTROL
Figure 2.
2.
If trailer air supply control is found pulled out (OFF position), push in.
CONDITION/INDICATION
Is trailer air supply control pushed in (ON position)?
DECISION
No - Test 3 - Do trailer brakes apply when service brake treadle or parking brake is
used?
Yes - Notify Supervisor.
TEST 3 - Do trailer brakes apply when service brake treadle or parking brake is used?
1.
Start engine. (WP 0044)
2.
Test drive vehicle.
3.
Note trailer brake operations.
CONDITION/INDICATION
Do trailer brakes apply when service brake treadle or parking brake is used?
DECISION
No - Notify Supervisor.
Yes - Problem corrected.
END OF WORK PACKAGE
TM 9-2320-338-10
0106
0106-3
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