NO AIR PRESSURE PRESENT AT M1088 REAR AND/OR FIFTH WHEEL SERVICE GLADHAND(S) (cont)

TM 9-2320-366-20-2

(1) Loosen air hose 135 at air brake protecting

valve supply port FV2.

(2) Start engine (TM 9-2320-366-10-1).

(3) Apply service brakes (TM 9-2320-366-10-1).

(4) Check for presence of air at air hose 135.

(5) Shut down engine (TM 9-2320-366-10-1).

(6) If air is not present, replace air hose 135

(para 11-21).

(7) If air is present, replace air brake protecting

valve (para 11-18).

(8) Tighten air hose 135 at air brake protecting

valve supply port FV2.

(1) Loosen air hose 256 at booster valve delivery

port.

(2) Start engine (TM 9-2320-366-10-1).

(3) Apply service brakes (TM 9-2320-366-10-1).

(4) Check for presence of air at booster valve

delivery port.

(5) Shut down engine (TM 9-2320-366-10-1).

(6) If air is not present, go to step 9 of this

fault.

(7) If air is present, replace air hose 256

(para 11-21).

(8) Tighten air hose 256 at booster valve delivery

port.

Change 1

2-1976.57