TM 5-5420-280-23&P
0006 00
Pallet Mechanical System Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
10. LAUNCH BOOM ROPE GUIDE ROLLER WILL NOT ROTATE
Step 1. Check for bent, broken, or loose roller pin or brackets.
Tighten or replace damaged pin or brackets. Refer to WP 0091 00.
Step 2. Check for worn or damaged bushings or roller.
Replace worn or damaged bushings or roller. Refer to WP 0091 00.
END OF TESTING
11. WINCH GUIDE ROLLERS WILL NOT ROTATE
Step 1. Check for obstruction or jamming caused by rocks or debris between rollers and winch
wire rope.
Clean obstruction or debris from between rollers and winch wire rope. Refer to
TM 5-5420-280-10.
Step 2. Check for bent, broken, or binding rollers.
a. Grease binding rollers. Refer to WP 0016 00.
b. Replace bent or broken rollers. Refer to WP 0058 00.
END OF TESTING
12. WINCH GUIDE PULLEYS WILL NOT ROTATE
Step 1. Check for obstruction or jamming caused by rock or debris between pulleys, winch wire
rope, and mounting bracket.
Clean obstruction or debris from between pulleys, winch wire rope, and mounting bracket.
Refer to TM 5-5420-280-10.
Step 2. Check for binding pulleys.
a. Grease pulleys and pulley pins. Refer to WP 0016 00.
b. Replace worn or damaged pulleys. Refer to WP 0060 00.
END OF TESTING
13. WINCH INLET COVER GUIDE ROLLERS WILL NOT ROTATE
Step 1. Check for obstruction or jamming caused by rock or debris between rollers and winch
wire rope.
Clean obstruction or debris from between rollers and winch wire rope. Refer to
TM 5-5420-280-10.
Step 2. Check for worn or damaged rollers.
Replace worn or damaged rollers. Refer to WP 0059 00.
END OF TESTING
14. WINCH FORCE TRANSMITTER WILL NOT MOVE
Step 1. Check for obstruction or debris between winch wire rope and force transmitter.
Clean obstruction or debris from between winch wire rope and force transmitter.
Step 2. Check for binding between winch mounting bracket and force transmitter.
a. Grease force transmitter and transmitter holder.
b. Replace worn or damaged force transmitter. Refer to WP 0064 00.
END OF TESTING
