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Page Title:
PARKING BRAKES ON ALL AXLES DO NOT APPLY, OR APPLY SLOWLY. (Cont) |
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 TM 9-2330-385-14
3. PARKING BRAKES ON ALL AXLES DO NOT APPLY, OR APPLY SLOWLY (CONT).
2.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Truck air system OK.
Multifunction valve operation
on Page 4-265
Air lines and fittings OK.
test.
REASON FOR QUESTION
POSSIBLE PROBLEMS
Does multifunction valve
If multifunction valve fails open, it
allow air to exhaust from
Multifunction valve faulty.
will not exhaust air pressure, and
brake chambers?
brake chambers will not
release air pressure and brakes.
Replace multifunction
valve (Para 4-52).
NO
Verify repair, go to
Step 3 of this Fault.
YES
3.
KNOWN INFO
TEST OPTIONS
Truck air system OK.
Verify repair.
Do parking brakes apply
Air lines and fittings OK.
correctly?
Multifunction valve OK.
REASON FOR QUESTION
POSSIBLE PROBLEMS
If parking brakes apply correctly,
fault has been corrected.
Fault not corrected.
Notify DS
NO
Maintenance.
YES
Fault corrected.
4-264
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