Afcs Pre-Flight Actions (Standalone Installation); Gmc 305/307/507 Afcs Controls - Garmin G5 Pilot's Manual

AFCS
3.2.1 AFCS PRE-FLIGHT ACTIONS (STANDALONE
INSTALLATION)
To ensure the Automatic Flight Control System (AFCS) is operating properly prior to
flight, perform the following Garmin recommended preflight checks.
Before takeoff checklist:
1) Autopilot - ENGAGE (if configured, using AP/CWS Button, or AP Key on
mode controller)
2) Flight controls - CHECK (verify autopilot can be overpowered in both pitch
and roll)
3) AP DISC button - PRESS (verify autopilot disengages)
4) Yaw damper - OFF (if installed) (verify yaw damper disengages)
5) Flight director - SET FOR TAKEOFF (select IAS or VS mode or push FD Key to
turn off the flight director)
6) Flight controls - CHECK (verify autopilot servos are disengaged from pitch,
roll, and yaw controls, and all controls move freely)
7) Elevator trim control - SET FOR TAKEOFF

3.2.2 GMC 305/307/507 AFCS CONTROLS

The GMC 305/307/507 AFCS Control Units have the following controls:
HDG Key
1
NAV Key
2
AP Key
3
LVL (Level) Key
4
NOSE UP/DN
5
Wheel
IAS Key
6
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G5 Electronic Flight Instrument Pilot's Guide for Non-Certified Aircraft
Table 3-1 AFCS Controls
Selects/deselects Heading Select Mode. In GMC 507
installations without a magnetometer, the HDG Key has
no function.
Selects/deselects Navigation Mode. Cancels GP Mode if
GPS Mode is either active or armed.
Engages/disengages the autopilot
Engages the autopilot (if the autopilot is disengaged) in
level vertical and lateral modes
Adjusts the vertical mode reference in Pitch Hold, Vertical
Speed, Indicated Airspeed, and Altitude Hold modes
Selects/deselects Indicated Airspeed Mode
190-02072-00 Rev. J