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TM 5-4210-233-14&P-1
Table 3-3. Operator Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
BRAKES - Continued
2
BRAKES GRAB OR TRUCK PULLS TO ONE SIDE
Step 1. Ride brakes for 100 yards to check if there is water in the hubs.
This will dry shoes and drums.
Step 2. Check tire pressures.
Inflate tires to correct pressure.
Step 3. Check that linings are clean.
Refer to Unit Maintenance if covered in oil or grease.
3
BRAKES OPERATE SLOWLY OR ERRATICALLY
Step 1. Check air system pressures.
Allow air system to recharge.
Step 2. Check air lines and brake valves for leaks.
Refer to Unit Maintenance.
Step 3. Check tire pressure.
Inflate tires to correct pressure.
PARKING
17
PARKING BRAKES WILL NOT RELEASE
Check if secondary air pressure is low.
Release parking brakes by pushing emergency release button and holding it in until secondary
air reaches 65 psi (450 kPa).
3-21
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