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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).
2.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Pressure test.
Truck air system OK.
on Page 4-221
Air lines, fittings, valves, and
air chambers OK (free
REASON FOR QUESTION
of leaks).
Does pressure holdback valve
If pressure holdback valve fails
supply minimum of 65 to 70
POSSIBLE PROBLEMS
closed, air pressure will not be
psi (448-483 kPa) to air
available to operate locking
chambers?
mechanism.
Pressure holdback valve faulty.
Flatrack locking valve faulty.
Air chamber(s) faulty.
Flatrack locking mechanism
components faulty.
Replace pressure
holdback valve
NO
Verify repair, go to
Step 6 of this Fault.
YES
3.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Truck air system OK.
Pressure test.
on Page 4-221
Air lines, fittings, valves, and
air chambers OK (free
REASON FOR QUESTION
of leaks).
Does flatrack locking valve
Pressure holdback valve OK.
If flatrack locking valve fails
supply minimum 65 to 70 psi
closed, air pressure will not be
(448-483 kPa) to air
POSSIBLE PROBLEMS
available to operate locking
chambers?
mechanism.
Flatrack locking valve faulty.
Air chamber(s) faulty.
Flatrack mechanism
components faulty.
Replace flatrack
locking valve
NO
Verify repair, go to
Step 6 of this Fault.
YES
4-220
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