Piper ARCHER II - LOSS OF AIRSPEED DATA; LOSS OF ALTITUDE DATA; LOSS OF GPS INFORMATION

LOSS
OF
AIRSPEED
DATA
(Red
X
through
airspeed
tape
on
the
G5
or
G3X
display,
amber
AP
with
a
red
X
in
autopilot
status
box.)
NOTE
lf airspeed data is lost while the autopilot is tracking airspeed, the flight director will default to
pitch mode (PIT).
1. AP DISC / TRIM INT Button... eeesiseseectsecumeecestreeeseseesnseneessenees PRESS AND RELEASE
(to cancel disconnect tone)
2. Aircraft Attitude... ccccscsectsceserseceeteeeteeesstisesertneees MAINTAIN / REGAIN AIRCRAFT CONTROL
3. Manual Elevator Tritt) ......ccccccccsesesseseneeeecseresseeeeeessesssensreveessnaeneesatenecenanesasaaeeventenes TRIM as required
NOTE
The autopilot cannot be re-engaged. The flight director is available however [AS mode cannot
be selected. Loss of airspeed will be accompanied by a red PTRIM indication on the G5 or G3X
(if a pitch trim servo is installed).
LOSS OF ALTITUDE DATA
(Red X through altitude tape on the G5 or G3X display.)
NOTE
If altitude data is lost while the autopilot is tracking altitude, the autopilot will default to pilch mode
(PIT).
1.
AUtOpilot
oo
cece
sees
ssseneucssssssectecsaneteusieeressasssessseessuaeeteuseecseaenas
SELECT
different
vertical
mode
LOSS OF GPS INFORMATION
(GPS position information is lost lo the autopilot.)
NOTE
\f GPS position data is lost while the autopilot is tracking a GPS, VOR, LOC or BC course, the
autopilot will default to roll mode (ROL). The autopilot will default to pilch mode if GPS
i
i
lost
while
tracking
an
ILS.
The
autopilot
uses
GPS
aiding
in
VOR,
LOC
and
BC
1.
If
on
an
instrument
approach:
e AP DISC/ TRIM INT button
Or
SELECT
different
lateral
and
vertical
mode
(as
necessary)
.PRESS,
Continue
the
approach
manually
e
=©Missed
Approach
Procedure...
..
EXECUTE
(as
applicable)
AFMS — GFC 500 Autopilot in Piper PA-28 Series 190-02291-07 Rev. 5
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