TM 5-4930-244-14
Table 3-1. Operator Troubleshooting Table (Cont.)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step (3)
Check for broken or damaged lights. Notify unit maintenance.
17. TIRES HAVE UNUSUAL OR UNEVEN WEAR:
WARNING
·
DO NOT over-inflate tires. The tire or wheel assembly could explode causing
serious injury or death.
·
Chock wheels when unit is not on a level surface. Unit could roll and cause
injury.
Step (1)
Check for loose lug nuts or bolts.
Tighten if needed.
Step (2)
Check tire pressure.
Inflate or deflate to correct pressure.
Step (3)
Check suspension, axle, and wheels for cracks and other damage.
Report any problems to unit maintenance.
18. BRAKES ARE MALFUNCTIONING:
WARNING
·
Replace all worn or damaged parts immediately.
·
Do not use a dry brush or compressed air to clean brake shoes. Asbestos dust
on brake shoes is dangerous if inhaled. Brake shoes must be wet, and a soft
bristle brush should be used.
Step (1)
Check air brake glad-hand couplers for dirt, wear, and loose connections.
Clean or retighten as necessary.
Step (2)
Check brake lines for loose connections.
Retighten as necessary.
Step (3)
Check parking brake control valve knob position.
Reposition.
Step (4)
Check for moisture in air tank.
Drain moisture from tank.
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