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 TM 55-1905-242-14
OPERATOR MAINTENANCE
FOR LANDING CRAFT, MECHANIZED (LCM-8) (ALL VESSELS WITH MOD 2 APPLICATION)
OPERATOR TROUBLESHOOTING PROCEDURES
STEERING SYSTEM
INITIAL SETUP:
Personnel Required:
One Watercraft Engineer, 88L
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Rudder angle indicator
1.
Check to see if the RUDDER ANGLE &
Set to ON the RUDDER ANGLE
does not respond.
TANK GAUGES circuit breaker is ON.
& TANK GAUGES circuit breaker.
2.
Check to see if the transmitter connecting
Remove the obstruction.
linkage is obstructed.
2. Steering hydraulic pump
1.
Check to see if the suction valves are OPEN.
OPEN the suction valves.
pressure is low.
2.
Check the hydraulic oil lever in the reservoir.
Replenish the oil as required.
3. Steering hydraulic pump
1.
Check the hydraulic oil lever in the reservoir.
Replenish the oil as required.
is noisy.
2.
Check to see if suction valves are OPEN.
OPEN the suction valves.
4. Steering wheel is hard
1.
Check to see if the isolation valves in the
OPEN the isolation valves.
to turn.
lazarette are OPEN.
2.
Check the helm unit for binding.
Notify unit maintenance if
binding is found.
3.
Check the rudder for fouling.
Notify general support main-
tenance if fouling is found.
5. Steering wheel turns,
Check for leaking lines.
Tighten leaking lines or
but the rudder does not.
notify unit maintenance for
repair.
END OF WORK PACKAGE
0042 00-1/2 blank
0042 00-1
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