Raymarine St290 - Dodging an Obstacle; Dodging Obstacles then Resuming Previous Course

Chapter 2: Autopilot Operation 8-2-9
ST290 Instrument System Owner’s Handbook
The autopilotinitiates anOFF COURSE warning when the boat hasbeenoff
course from the locked heading by more than the specified angle* for
longer than 20 seconds.
*Note:You can adjust the specified off course angle in Pilot Advanced
Calibration (see Section 8, Chapter 5).
To cancel an OFF COURSE warning, press
STANDBY to return to hand
steering:
• If you are under sail, check whether your boat is carrying too much
sail, or whether the sails are badly balanced. You can usually signifi-
cantly improve course keeping by improving the sail balance.
• If you are using a powerboat, ensure that the trim tabs are correctly
set.
Note:The warning clears automatically if the heading recovers, or if you
change the course or if you change the operating mode.
Dodging obstacles then resuming previous course
Whenyour boat is under autopilotcontrol, you can dodge an obstacle and
then resume your previous course.
Figure 2-10: Dodging an obstacle
Dodging an obstacle
To dodge an obstacle:
1. Select a course change in the appropriate direction. For example,
press
-10 three times for a 30° dodge to port.
D3303-2P
Original
course
Dodge
Obstacle
81183_2 S8.book Page 9 Tuesday, May 6, 2003 9:08 AM