(1)
Loosen air hose 265 at air brake protecting
valve delivery port TRLR S.
(2)
Start engine (TM 9-2320-365-10).
(3)
Push in TRAILER AIR SUPPLY control
(TM 9-2320-365-10).
(4)
Apply service brakes (TM 9-2320-365-10).
(5)
Check for presence of air at air brake protecting
valve delivery port TRLR S.
(6)
Shut down engine (TM 9-2320-365-10).
(7)
If air is not present, go to step 12 of this
fault.
(8)
If air is present, replace air hose 265
(para 11-19).
(9)
Tighten air hose 265 at air brake protecting
valve delivery port TRLR S.
Change 1
2-1742.17
TM 9-2320-365-20-2