Automatic flight control system – Garmin G1000 Mooney M20TN User Manual

Page 346

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190-00647-01 Rev. B

Garmin G1000 Pilot’s Guide for the Mooney M20M/M20R/M20TN

335

AUTOMATIC FLIGHT CONTROL SYSTEM

SY

STEM

O

VER
VIEW

FLIGHT

INSTRUMENTS

EIS

AUDIO P

ANEL

& CNS

FLIGHT

MANA

GEMENT

HAZARD

AV

OID
ANCE

AFCS

ADDITIONAL

FEA
TURES

APPENDICES

INDEX

The following AFCS controls are located in the cockpit separately from the MFD:

AP DISC Switch

(Autopilot Disconnect)

Disengages the autopilot and interrupts pitch trim operation

This switch may be used to mute the aural autopilot disconnect alert.

The AP DISC Switch is located on the pilot’s control wheel.

CWS Button

(Control Wheel Steering)

While pressed, allows manual control of the aircraft while the autopilot is

engaged and synchronizes the flight director’s Command Bars with the current
aircraft pitch (if not in Glideslope Mode) and roll (if in Roll Hold Mode)

Upon release of the CWS Button, the flight director may establish new

reference points, depending on the current pitch and roll modes. CWS
operation details are discussed in the flight director modes section.

The CWS Button is located on the pilot’s control wheel.

GA Switch (Go Around)

Disengages the autopilot and selects flight director Go Around Mode

If an approach procedure is loaded this switch also activates the missed

approach when the selected navigation source is GPS or when the navigation
source is VOR/LOC and a valid frequency has been tuned.

The GA Switch is located on the instrument panel.

TRIM Switch

(Manual Electric Trim)

Used to command manual electric trim

This composite switch is split into left and right sides. The left switch is the

ARM contact and the right switch controls the DN (forward) and UP (rearward)
contacts. The TRIM ARM switch can be used to disengage the autopilot and to
acknowledge an autopilot disconnect alert and mute the associated aural tone.

Manual trim commands are generated only when both sides of the switch

are operated simultaneously. If either side of the switch is active separately for
more than three seconds, MET function is disabled and ‘PTRM’ is displayed
as the AFCS Status Annunciation on the PFD. The function remains disabled
until both sides of the switch are inactivated.

The TRIM Switch is located on the pilot’s control wheel.

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