TM 5-5420-280-10
0036 00
Pallet Mechanical Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. PALLET WHEEL HUB WILL NOT ROTATE
Step 1. Check for obstruction or jamming caused by rocks or debris between
wheel and bridge pallet.
Remove obstruction or clean debris from between wheel and bridge
pallet. Refer to WP 0046 00.
Step 2. Check for seized wheel bearings.
If wheel bearings are seized, notify field maintenance.
END OF TESTING
5. TELESCOPIC TUBE ROLLER WILL NOT ROTATE
Step 1. Check for bent, broken, or loose roller pin, bushings, or brackets.
If pin, bushings, or brackets are bent, broken, or loose, notify field
maintenance.
Step 2. Check for damaged or missing roller.
If roller is damaged or missing, notify field maintenance.
END OF TESTING
6. SECONDARY BOOM ROLLER WILL NOT ROTATE
Step 1. Check for worn or damaged bushings.
If bushings are worn or damaged, notify field maintenance.
Step 2. Check for loose or missing hardware.
If hardware is loose or missing notify field maintenance.
END OF TESTING
7. UPPER ROLLER BLOCK ROLLER WILL NOT ROTATE
Step 1. Check for obstruction or jamming caused by debris between rollers.
Remove obstruction or clean debris from rollers. Refer to WP 0046 00.
Step 2. Check for loose, seized, or damaged bearings.
If bearings are loose, seized, or damaged, notify field maintenance.
END OF TESTING