Simrad AP26 and AP27 Autopilots
System Data Menu
Select System data by rotating the course knob clockwise.
Step through the menu by pressing the STBD button. The menu provides you with additional system data that can be useful when testing or trouble shooting the system.
Steer compass
Steering Compass readout,
M=Magnetic, T=True
Rudder
Rudder angle. Normally between zero and 45 degrees.
Input voltage
Mains voltage on input terminals.
Drive out
Power needed to drive the unit in percent of full (100%) to get satisfactory rudder speed.
Clutch/bypass
Verifies if a clutch or bypass valve has been activated when performing the rudder test.
SimNet and NMEA Data Screen
Select the screen by pressing the STBD button and confirm by rotating the course knob clockwise.
Step through the menu by pressing the STBD button. The menu provides you with status information about the different SimNet and/or NMEA messages used by the system.
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