Quantcast TRAILER BRAKES UNEVENLY OR BRAKES PULL TO ONE SIDE OR GRAB -CONT. - TM-9-2330-394-13-P0383

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TM 9-2330-394-13&P
BRAKE SYSTEM TROUBLESHOOTING - Continued
0037 00
BRAKE SYSTEM - Continued
Table 1. Brake System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. TRAILER BRAKES UNEVENLY
2.
Check to see if individual
1.
Start towing vehicle engine.
OR BRAKES PULL TO ONE
wheels/brakes lockup or drag
SIDE OR GRAB - CONTINUED
while applying brakes and
manually spinning wheel.
2.
Allow brake air pressure to
build up.
3.
Depress brake pedal.
4.
Have assistant spin wheels,
one at a time.
5.
Shut down towing vehicle
engine.
6.
If both brakes apply or
wheel/brakes grab, are hard
to turn, or resist turning by
hand, adjust brake shoe
clearance (WP 0055 00).
0037 00-21


 


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