Operation Manual

Robertson AP300X Autopilot
116 22081814H
Display readout Probable fault Recommended action
Alarms in AUTO or NAV:
The boat is off
course
Extreme weather
conditions, too
slow speed.
Boats heading is
outside fixed off
course limit of 20
deg. (Automatic
reset when inside
limit.)
1. Check steering parameters (Rudder,
Autotrim, Seastate-filter.
2. Increase Rudder value.
3. Increase boat speed, if possible, or steer by
hand.
End of route
(NAV mode)
Final waypoint in
route is passed
when navigating
from AP300DLX.
Alarms in NAV/WIND
NAV. data
failure
Missing or invalid
NAV data.
1. Use NMEA Test Menu
2. Check Nav. receiver setup.
Wind data
failure
Missing or invalid
NAV data.
1. Use NMEA Test Menu
2. Check wind vane and wind data
computer/transmitter.
Wind shift
Wind shift
exceeding 15°,
causing heading
reference change of
same magnitude.
Automatic reset when within limit.
Alarm in all modes:
Shallow water
(AP300DLX
only)
Water is shallower
than set limit on
S/D display, depth
data input missing
or the depth is
outside range of
depth sounder.
Automatic reset
when depth is safe.
Check that the set limit corresponds to the
actual depth.