190-02011-11 Rev. 2
GFC 600 Autopilot Installed in Piper PA-46-310P/350P
Page 15 of 46
OVERSPEED PROTECTION (MAXSPEED)
(MAXSPEED in Message Window on GMC 605 display)
1. Power....................................................................................................................................... REDUCE
2. Aircraft Attitude and Altitude .............................................................................................. MONITOR
After overspeed condition is corrected
:
3. Autopilot
..............................................RESELECT VERTICAL AND LATERAL MODES (if necessary)
4. Power .......................................................................................................... ADJUST AS NECESSARY
NOTE
Overspeed protection mode provides a pitch up command to decelerate the airplane at or
below the maximum autopilot operating speed. Overspeed protection will not activate in
altitude hold (ALT), glideslope (GS), or glidepath (GP) modes.
UNDERSPEED PROTECTION (MINSPEED)
(AIRSPEED Aural sounds, MINSPEED in Message Window on GMC 605 display)
1. Power......................................... INCREASE POWER AS REQUIRED TO CORRECT UNDERSPEED
2. Aircraft Attitude and Altitude .............................................................................................. MONITOR
After underspeed condition is corrected:
3. Autopilot
..............................................RESELECT VERTICAL AND LATERAL MODES (if necessary)
4. Power .......................................................................................................... ADJUST AS NECESSARY
NOTE
Autopilot Underspeed Protection Mode provides a pitch down command to maintain 2
KIAS above stall warning airspeed if the selected vertical mode is ALT, GS, GP, or GA.
Otherwise, Underspeed Protection will maintain 80 KIAS.
If the autopilot was in ALT, GS, GP, or GA modes when Underspeed Protection was
entered, the autopilot will roll wings level.
The autopilot will not enter Underspeed Protection Mode unless the indicated airspeed
is 85 KIAS or lower
Summary of Contents for GFC 600
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