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Page Title:
ONE OR BOTH FLATRACK LOCKING MECHANISM LATCHES WILL NOT UNLOCK OR REMAIN UNLOCKED. (Cont) |
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 TM 9-2330-385-14
3. ONE OR BOTH FLATRACK LOCKING MECHANISM LATCHES WILL NOT UNLOCK OR
REMAIN UNLOCKED (CONT).
4.
KNOWN INFO
TEST OPTIONS
Truck air system OK.
Air chamber operation test.
Does air chamber(s) rod(s)
Air lines, fittings, valves and
move out?
air chambers OK (free
REASON FOR QUESTION
of leaks).
Pressure holdback valve OK.
If air chamber(s) is faulty,
Flatrack locking valve OK.
locking mechanism(s) will not
operate.
POSSIBLE PROBLEMS
Air chamber(s) faulty.
Flatrack mechanism
components faulty.
Replace air
chamber(s)
NO
Verify repair, go to
Step 6 of this Fault.
YES
5.
KNOWN INFO
TEST OPTIONS
Visual inspection.
Truck air system OK.
Are flatrack locking
Air lines, fittings, valves, and
mechanism components free
air chambers OK (free
of damage?
REASON FOR QUESTION
of leaks).
Pressure holdback valve OK.
If locking device components
Flatrack locking valve OK.
are bent, cracked, rusted, or
Air chambers OK.
damaged in any other way,
locking mechanisms will not
POSSIBLE PROBLEMS
operate.
Flatrack mechanism
components faulty.
Replace damaged
locking components
NO
Verify repair, go to
Step 6 of this Fault.
YES
4-222
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