Table 2-49.3. Air Brake Protecting Valve Control Hose Numbers

TM 9-2320-366-20-2

(1) Loosen air hose (refer to Table 2-49.3.

Air Brake Protecting Valve Control Hose

Numbers) at air brake protecting valve

control port TRA E.

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

(3) Push in TRAILER AIR SUPPLY control

(TM 9-2320-366-10-1).

(4) Check for presence of air at air hose (refer

to Table 2-49.3. Air Brake Protecting Valve

Control Hose Numbers).

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

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

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

valve (para 11-18).

(8) Tighten air hose (refer to Table 2-49.3. Air

Brake Protecting Valve Hose Numbers) at

air brake protecting valve control port TRA E.

Table 2-49.3. Air Brake Protecting Valve

Control Hose Numbers

Model

Hose

All Except M1086 and M1089

149

M1086

150

M1089

151

Change 1

2-1976.5