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Autohelm
SeaTalk Service Manual
12
3.4 Calibration
Recommended Settings
As supplied the ST7000 can be switched on
and tested safely without any adjustments to
the factory calibration settings.
The table below lists the suggested settings
for sailing and power displacement and
planing power vessels. These will provide
good performance for initial sea trials and can
be fine tuned later to optimise performance.
Vessel Type
Displacement Planing
Factory preset Set to
Selecting and Exiting from Calibration
Mode
To select calibration mode:-
• Push Standby.
• Push and hold down for 2 seconds,
Track and Display together.
• Repeat push and hold down for 2
seconds, Track and Display together to
enter calibration mode.
Rudder Gain
(level)
5 2
Rate Gain
(level)
2 1
Rudder Angle Limit
(degrees)
30 30
Turn Rate Limit
(degrees/sec)
20 5
Cruise Speed
(knots)
8 25
Off Course Alarm
(degrees)
20 20
Trim Level 1 1
Autopilot Drive Unit Type
Mechanical Hydraulic
Factory preset Set to
Drive Type 3 4
Rudder Position
Deadband (level)
See 3.7
1 1
To exit calibration mode at any point.
a) Saving any changes made:-
• Push and hold down for 2 seconds,
Track and Display together.
b) Ignoring any changes made:
• Push Standby.