Garmin G1000 Cockpit Reference Guide for the Columbia 350/400
SECTION 6 – AUTOMATIC
FLIGHT CONTROL
6-5
Altitude Hold Mode (ALT)
1) Press the
ALT
Key. The flight director is activated
(if not already active) and ‘ALT’ is now displayed
in green in the Active Mode field with the
current altitude displayed in the Altitude
Reference field.
2) Pitch commands will be given to manually
maintain the current altitude. Press the
AP
Key to engage the autopilot for maintaining
the current altitude.
Figure 6-11 Altitude Hold Mode
Altitude Hold mode is active
Flight Director
command bars
hold pitch attitude
to maintain the
altitude reference
Altitude Reference
3) To change aircraft altitude, press and hold
the
CWS
button and manually maneuver
to the desired altitude. Upon reaching the
desired altitude, release the
CWS
button. This
new altitude is now displayed in the Altitude
Reference field. The autopilot will now hold
the aircraft at this altitude.
NOTE: If the Selected Altitude is captured during
CWS maneuvering, the Flight Director altitude
reference is not changed. To adjust the altitude
reference in this case, the pilot must again press
the CWS button after the Selected Altitude is
captured.