TM 9-2320-365-20-2
2-1618
NO
YES
10.
Are wedge assemblies
free from wear and damage,
and do they operate?
If wedge assembly
is damaged or does
not operate, brake
shoes will not apply.
Visual inspection
Air tanks pressurized.
Rear brakes apply OK.
Front brakes apply OK.
Brake shoe adjustment OK.
Brake linings OK.
Return springs OK.
Detent washers OK.
Adjusting pawl OK.
Actuator OK.
Plunger chamber seals
OK.
Faulty wedge assemblies
or brake chamber.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Replace faulty brake
chamber (para 11-7 or 11-8).
Replace/repair wedge assembly
(para 11-4 or 11-5).
i1. EXCESSIVE BRAKING DISTANCE (CONT)
