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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
20.
Visual Inspection
Vehicle park and service brakes
REASON FOR QUESTION
OK.
Is air present at inversion
If air is not present, air hose
Air hoses free from kinks.
valve control port 90-degree
(refer to Table 2-49.10.
Emergency gladhand OK.
fitting supply port?
Inversion Valve Control Port
Air hose 155, 157, or 167
Fitting Hose Numbers) is
OK.
faulty. If air is present,
Service gladhand OK.
inversion valve control port
Air hose 149, 150, or 151
90-degree fitting is faulty.
OK.
Air hose 102 OK.
Air hose 108 OK.
TRAILER AIR SUPPLY valve
NO
OK.
Air hose 104 OK.
Air hose 241, 253, or 254
OK.
Air hose 230 or 256 OK.
Load sensing valve control port
Replace air hose (refer to
tee fitting OK.
YES
Air hose 240 or 243 OK.
Control Port Fitting Hose
Booster valve OK.
Numbers) (para 11-21).
Service gladhand two-way
check valve OK.
Air hose 145 OK.
Air brake protecting valve OK.
Air hose 120 OK.
POSSIBLE PROBLEMS
Faulty inversion valve control
port 90-degree fitting.
Faulty air hose 128, 130, or
132.
Replace inversion valve
control port 90-degree fitting
(para 11-13).
2-1976.34
Change 1
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