j4. NO AIR PRESSURE PRESENT AT REAR GLADHAND(S) (CONT)
KNOWN INFO
TEST OPTIONS
Visual inspection
REASON FOR QUESTION
If air is present, air hose 265
is faulty.
Is air present at
air brake protecting valve
delivery port TRLR S?
YES
NO
Go to step 12
of this fault.
Replace air hose
265 (para 11-19).
11.
Vehicle park and service brakes
OK.
Air hoses free from kinks.
Emergency gladhand OK.
Air hose 126 OK.
Service gladhand OK.
Air hose 124 OK.
Air hose 102 OK.
Air hose 108 OK.
TRAILER AIR SUPPLY valve
OK.
Air hose 104 OK.
POSSIBLE PROBLEMS
Faulty air hose 265.
Faulty air brake protecting
valve.
Faulty air hose 247.
Faulty load sensing valve
control port tee fitting.
Faulty service gladhand
two-way check valve.
Faulty air hose 244.
Faulty air hose 120.
Faulty inversion valve control
port 90-degree fitting.
Faulty air hose 117.
TM 9-2320-365-20-2
2-1742.16 Change 1