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 TM 9-2330-330-14&P
BRAKE SYSTEM TROUBLESHOOTING--Continued
0013 00
Table 1. Troubleshooting Procedures--Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
NO BRAKES OR BRAKES 1.
Apply prime mover service
Open shut-off valves. If valves
ARE WEAK
brakes. Check position of
are already open, go to step 2.
shut-off valves on prime
mover.
NOTE
Some prime movers may not
be equipped with shut-off
valves (refer to applicable
prime mover TM).
2.
Check airbrake system for
If no damage or leaks are
leaks or damage.
detected, notify Organizational
maintenance that further
troubleshooting is required. If
damage is detected, notify
Organizational maintenance.
3.
BRAKE APPLICATION OR Set parking brake of prime
If no damage or leaks are
RELEASE IS SLOW
mover (refer to applicable prime
detected, notify Organizational
mover TM). Check to see if
maintenance that further
airbrake system is leaking or
troubleshooting is required. If
damaged.
damage is detected, notify
Organizational maintenance.
4.
BRAKES GRAB
Open air reservoir, drain valve,
Set parking brake of prime
and drain any accumulated
mover (refer to applicable prime
moisture from valve. If no
mover TM). Check semitrailer air
moisture is present, notify
reservoir for moisture.
Organizational maintenance that
further troubleshooting is
required.
END OF TASK
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