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Maintenance Manual
1.
Set the selector switch the Motor Controller to position 3
"LOCAL CONTROL".
2.
Move rudder to zero position with the port/starboard push
buttons.
3.
Set the selector switch the Motor Controller to position 2
"STOP".
4.
Remove the cover on the feedback unit.
5.
At the terminal block, disconnect the red wire [2] to the center point of the feedback
potentiometer and the end points; green [3] and yellow wires [4].
6.
Measure the resistance between one end point and midpoint, red-green and red-yellow wire.
The resistance should be approx. 2,5 kΩ. The resistance between each end point and midpoint
must be equal.
7.
If necessary, loosen the locking screws [5] and turn the potentiometer [6] until resistance
between the end points and midpoint to each side is equal.
8.
Tighten the locking screws [5].
9.
Reconnect the red wire [2], green wire [3] and yellow wire [4] to the terminal block.
10. Install the feedback unit cover.
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Adjustment of Rudder Angle Indicator System
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