Cockpit Reference Guide

Garmin G1000 Pilot’s Guide for the Piper PA-46 Meridian
190-00763-02 Rev. A
432
AUTOMATIC FLIGHT CONTROL SYSTEM
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EICAS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICESINDEX
ENGAGEMENT
NOTE: Autopilot engagement/disengagement is not equivalent to servo engagement/disengagement. Use
the CWS Button to disengage the pitch and roll servos while the autopilot remains active.
Whenthe AP Keyispressed,theautopilot,yawdamper,andightdirector(ifnotalreadyactive)areactivated
and the annunciator lights on the AFCS controller for the autopilot and yaw damper are illuminated. The flight
director engages in Pitch and Roll Hold Modes when initially activated.
Figure 7-28 Autopilot and Yaw Damper Engaged
Autopilot
Engaged
Yaw
Damper
Engaged
WhentheYDKeyispressed,thesystemengagestheyawdamperindependentlyoftheautopilotandtheyaw
damper annunciator light is illuminated.
AutopilotandyawdamperstatusaredisplayedinthecenteroftheAFCSStatusBox.Engagementisindicated
bygreen‘AP’and‘YD’annunciations,respectively.
CONTROL WHEEL STEERING
Duringautopilotoperation,theaircraftmaybehand-ownwithoutdisengagingtheautopilot.Pressingand
holding the CWS Button disengages the pitch and roll servos from the flight control surfaces and allows the
aircraft to be hand-flown. At the same time, the flight director is synchronized to the aircraft attitude during
themaneuver.CWSactivityhasnoeffectonyawdamperengagement.
The‘AP’annunciationistemporarilyreplacedby‘CWS’inwhiteforthedurationofCWSmaneuvers.
Figure 7-29 CWS Annunciation
Control Wheel Steering
Inmostscenarios,releasingthe CWS Button reengages the autopilot with a new reference. Refer to flight
directormodedescriptionsforspecicCWSbehaviorineachmode.