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ALTERNATIVE 3
When autopilot is in AUTO, course change can be made by the S9 by
repeated operations of the lever to one side or the other side. Every
operation will provide one degree course change, to PORT or
STARBOARD dependent of direction of operation.
When the autopilot mode is set to HELMSMAN, the NFU lever will
provide ordinary NFU operation.
All mode changes must be made on the control unit. As the S9 mode change
Note !
function is not activated on this alternative, any NFU lever can be used to
obtain this function.
Special arrangements can be configured by using mode selector and
change-over switch, see "mode selection".
FOLLOW-UP Steering Levers
A follow-up lever features a dial (scale), graduated in degrees. This
enables the operator to predetermine the required rudder movement
simply by moving the follow-up lever to the required rudder angle.
The rudder will move to and stop at the set angle.
Auto mode is then selected at the AP9 MK3 Control Unit after
switching off the FU switch.
OPERATION
The FU91 FU lever is activated by
pressing the push to take command
(PTTC)
"COMMAND", the button is lit and the
autopilot INFO display will show:
Rudder commands are made by
setting the lever to the required rudder
angle, whereafter the rudder will
move to the commanded rudder angle
and stop. The FU91 lever is turned off
by pressing the PTTC button one more
time. The light goes out and the autopilot mode is then selected at the
control unit.
To obtain the proper mode selection from the FU lever, AN EXTERNAL
Note !
AUTOPILOT MODE SELECTOR MUST INCLUDE MODE "OFF"
FUNCTION.
20169223D
button.
When
FOLLOW UP
HELMSMAN
Push To Take
Dimmer
Command button
in
FU91 Lever
Operation
2-23
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