Simrad AP21 and AP22 Autopilots
22 20220596G
on, selection of the steering parameters may be accomplished
automatically, based on the availability of input data from either
an external speed log or an external navigator, or manually.
The autopilot automatically selects the HI or LO parameter set.
The speed at which the autopilot changes from HI to LO (or
opposite) is determined by the "Transition Speed" set in the
Installation Setup Menu.
Note ! It is not recommended to use automatic speed switching if input
is from Loran.
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L
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Transition Speed set to 9 Knots
Example of
Transition speeds with
AUTOMATIC Speed parameter
selection
Transition to HI parameters
with increasing speed: 10 Knots
Transition to LO parameters
with decreasing speed: 8 Knots
2.10 Manual speed selection
Select AUTO mode. To toggle between HI and LO speed
parameters, press the "AUTO" button two times quickly.
If you change boat speed it is recommended that you select HI or
LO parameters correspondingly.
Quick double
press to toggle
between HI and LO
speed parameters
HI speed parameters
AUTO
HI
setting
Note ! The manually selected speed setting (HI or LO) will override the
automatic speed selection and remain in effect until you re-enter
AUTO mode.
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