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Page Title:
NO AIR PRESSURE PRESENT AT REAR GLADHAND(S) (ALL MODELS EXCEPT M1088) (cont) |
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 TM 9-2320-366-20-2
j4. NO AIR PRESSURE PRESENT AT REAR GLADHAND(S)
(ALL MODELS EXCEPT M1088) (CONT)
KNOWN INFO
TEST OPTIONS
7.
Visual inspection
Vehicle park and service brakes
REASON FOR QUESTION
OK.
Is air present at
Air hoses free from kinks.
TRAILER AIR SUPPLY
If air is present, air hose 102
Emergency gladhand OK.
valve delivery port?
is faulty.
Air hose 155, 157, or 167
OK.
Air hose 149, 150, or 151
OK.
Service gladhand OK.
Air hose 241, 253, or 254
OK.
Air brake protecting valve OK.
Air hose 230 or 256 OK.
Load sensing valve control port
NO
tee fitting OK.
Air hose 240 or 243 OK.
Booster valve OK.
Service gladhand two-way
check valve OK.
Air hose 145 OK.
Air hose 120 OK.
Go to step 8
YES
Inversion valve control port
of this fault.
90-degree fitting OK.
Air hose 128, 130, or 132
OK.
POSSIBLE PROBLEMS
Faulty
air hose 102.
Faulty
air hose 108.
Faulty
TRAILER AIR SUPPLY
valve.
Faulty
air hose 104.
Replace air hose
102 (para 11-21).
2-1976.8
Change 1
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