Quantcast TRAILER BRAKES UNEVENLY OR BRAKES PULL TO ONE SIDE OR GRAB -CONT. - TM-9-2330-394-13-P0386

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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
6.
If no air escapes from
OR BRAKES PULL TO ONE
service brake air hose at
SIDE OR GRAB - CONTINUED
spring brake air chamber,
replace damaged or blocked
5.
Check to see if vent air hoses
1.
Tighten service brake vent
and vent valve of affected
air hose at spring brake air
wheel(s)/brake(s) are free
chamber.
from obstructions.
2.
Disconnect service brake
vent air hose from affected
wheel/brake air chamber.
3.
Blow compressed air
through vent air hose.
4.
Check to see if air escapes
from service brake vent air
hose vent valve.
5.
If no air escapes, replace
damaged or blocked service
brake vent air hose or vent
6.
Tighten service brake vent
air hose at spring brake air
chamber.
0037 00-24


 


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