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Page Title:
DRAWBAR WILL NOT RAISE OR REMAIN RAISED. (Cont) |
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 TM 9-2330-385-14
4. DRAWBAR WILL NOT RAISE OR REMAIN RAISED (CONT).
5.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Truck air system OK.
Pressure test.
on Page 4-233
Drawbar frame OK.
Air lines, fittings, valves and
REASON FOR QUESTION
air bag free of leaks.
Quick disconnect check
Does air bag control valve
If air bag control valve fails to
valve OK.
supply 125 5 psi
open, air bag will not inflate
Air reservoir 1 check
(862 34 kPa) to air bag?
correctly or not at all.
valve OK.
POSSIBLE PROBLEMS
Air bag control valve faulty.
Inversion valve faulty.
Replace air bag
Safety valve faulty.
control valve
NO
Verify repair, go to
Step 8 of this Fault.
YES
4-232
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