j4. NO AIR PRESSURE PRESENT AT REAR GLADHAND(S) (CONT)
KNOWN INFO
NO
TEST OPTIONS
Visual inspection
REASON FOR QUESTION
YES
This question eliminates
possible problems and
determines where
troubleshooting continues.
Is air present at
service gladhand?
Go to step 10
of this fault.
2.
Vehicle park and service brakes
OK.
Air hoses free from kinks.
Air hose 124 OK.
Air hose 102 OK.
Air hose 108 OK.
TRAILER AIR SUPPLY valve
OK.
Air hose 104 OK.
POSSIBLE PROBLEMS
Faulty emergency gladhand.
Faulty air hose 126.
Faulty service gladhand.
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
2-1740 Change 1