REAR BRAKES OVERHEAT (cont) - TM-9-2320-366-20-21209

TM 9-2320-366-20-2

WARNING

Overheated brakes can cause severe

burns. Perform task only when brakes

have cooled. Failure to comply may

result in injury to personnel.

Wear appropriate eye protection

when working under vehicle due to

the possibility of falling debris.

Failure to comply may result in

injury to personnel.

NOTE

If wheel drums are too hot for hand

touch after road test of vehicle, brakes

are overheated.

(1) Release parking brake (TM 9-2320-366-10-1).

(2) Check for presence of air at air hose to spring

brake chamber. If air is present at spring brake

chamber, replace fittings or air hose (para 11-21).

(3) Remove cover plug from caging hole at back of

spring brake chamber (TM 9-2320-366-10-2).

(4) With flashlight directed at caging hole, apply and

release parking brake. Check if spring retracts

when air is supplied by releasing parking brake.

If brake does not cage (retract) when air is

supplied to spring brake chamber, replace spring

brake chamber (para 11-8).

(5) Replace plug in caging hole of spring brake

chamber (TM 9-2320-366-10-2).

(6) Apply parking brake (TM 9-2320-366-10-1).

2-1935