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PALLET WHEEL HUB WILL NOT ROTATE
WINCH INLET COVER GUIDE ROLLERS WILL NOT ROTATE

TM-5-5420-280-10 Rapidly Emplaced Bridge (REB) NSN: 5420-01-481-3959 Manual
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TM 5-5420-280-10
0036 00
Pallet Mechanical Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
8. LOWER SUPPORT 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
9. LAUNCH BOOM ROPE GUIDE ROLLER WILL NOT ROTATE
Check for bent, broken, or loose roller pin or brackets.
If roller pin or brackets are bent, broken, or loose, notify field
maintenance.
END OF TESTING
10. LAUNCH BOOM ROLLER GUIDES 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
11. LAUNCH BOOM WILL NOT RISE TO TRAVEL POSITION
Check if retrieval sequence R15 has retrieved lower bridge half to end stop
position.
If launch boom fails to rise at retrieval sequence R16, have
assistant push on launch boom manually while operator depresses
ACTION 2 button for R16.
END OF TESTING
12. WINCH GUIDE ROLLERS WILL NOT ROTATE
Step 1. Check for obstruction or jamming caused by rocks or debris
between rollers and winch wire rope.
Remove obstruction or clean debris from between rollers and winch
wire rope. Refer to WP 0046 00.
Step 2. Check for bent, broken, or binding rollers.
a. Grease binding rollers. Notify field maintenance.
b. Replace bent or broken rollers. Notify field maintenance.
END OF TESTING
0036 00-4






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