j4. NO AIR PRESSURE PRESENT AT REAR GLADHAND(S) (CONT)
TEST OPTIONS
KNOWN INFO
REASON FOR QUESTION
NO
YES
If air is present, air hose 120
is faulty.
Go to step 18
of this fault.
Replace air hose
120 (para 11-19).
17.
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.
Air hose 265 OK.
Air hose 247 OK.
Load sensing valve control port
tee fitting OK.
Service gladhand two-way
check valve OK.
Air hose 244 OK.
Air brake protecting valve OK.
Faulty air hose 120.
Faulty inversion valve control
port 90-degree fitting.
Faulty air hose 117.
POSSIBLE PROBLEMS
Is air present at inversion
valve control port 90-degree
fitting delivery port?
TM 9-2320-365-20-2
2-1742.28 Change 1
Visual Inspection
