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 TM 55-1905-222-14
Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
STEERING SYSTEM
1.
STEERING WHEEL DIFFICULT TO TURN .
Check to see if dirt has been trapped in helm unit.
Disassemble helm unit, clean thoroughly and repair as necessary (para 5-31).
2.
STEERING IS SLOW.
Check to see if foreign material is trapped in flow divider.
Replace/repair (para 5-34).
3.
WHEEL TURNS BUT RUDDER DOES NOT MOVE.
Step 1.
Check for ruptured line.
Replace hoses and fittings (para 4-30).
Step 2.
Check for helm unit failure.
Replace/repair helm unit (para 5-31).
4.
NOISY PUMP OPERATION.
Check to see if pump is defective.
Replace/repair pump (para 5-29).
5.
HYDRAULIC PUMP DISCHARGE PRESSURE LOW.
Check to see if pump is defective.
Replace/repair pump (para 5-29).
6.
RUDDER ANGLE INDICATOR READS BACKWARDS.
Step 1.
Check to see if transmitter terminal wires are reversed.
Reverse wire to terminals 6 and 8 from the transmitter.
5-8
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