TM 5-5420-278-10
0058 00
0058 00-3
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Operator’s Mechanical Troubleshooting (Contd)
4. INNER OR OUTER PONTON LEAKING
Step 1. Check for loose, damaged, or missing bilge plugs and bilge plug seals.
a. Tighten loose bilge plugs (WP 0010 00 and WP 0011 00).
b. If bilge plugs and seals are damaged or missing, notify unit
maintenance.
c. If bilge plug retaining cable is damaged, notify unit maintenance.
Step 2. Inspect ponton for structural damage such as cracks, broken welds,
or holes.
a. If visible structural damage is found, notify unit maintenance.
b. If no visible structural damage can be found and leaking persists,
notify unit maintenance.
END OF TESTING
5. OUTER PONTON LOCK WILL NOT ENGAGE OR HOLD WHEN ENGAGED
(INTERIOR BAY ONLY)
Step 1. Check for bent or damaged outer ponton lock/release lever, receiver
plate, or turnbuckle.
If bent or damaged, notify unit maintenance.
Step 2. Check for correct outer ponton lock adjustment.
Notify unit maintenance to check adjustment.
END OF TESTING
6. HANDRAIL STANCHION DOES NOT HOLD WHEN SET
Step 1. Check handrail stanchion and support brackets for obstructions or
debris lodged at base.
Free and remove debris from base of stanchion and support
brackets.
Step 2. Check for bent or broken support brackets, stanchion, or tension
spring.
If brackets, stanchion, or spring appears damaged, notify unit
maintenance.
END OF TESTING
