C
HAPTER
22-10: GFC 700 A
UTOMATED
F
LIGHT
C
ONTROL
S
YSTEM
CIRRUS A
IRPLANE
M
AINTENANCE
M
ANUAL
T
ROUBLESHOOTING
MODELS SR22
AND
SR22T
10
Trouble - GSA 81 / GSM 86 Pitch
Servo
Probable Cause
Remedy
“PITCH” (white text on red
background) annunciation is
displayed on PFD.
Pitch axis failure has occurred.
Check AUX – SYSTEM STATUS page
on MFD to verify pitch servo is online
(green check).
Verify pitch servo is receiving power.
Check pitch servo wiring and
connector.
Perform Operational Test - GFC 700
Autopilot.
Replace pitch servo.
“
ELE” (black text on yellow
background) annunciation is
displayed on PFD.
The elevator is mis-trimming down.
Check AUX – SYSTEM STATUS page
on MFD to verify pitch servo is online
(green check).
Verify pitch servo is receiving power.
Check pitch servo wiring and
connector.
Perform Operational Test - GFC 700
Autopilot.
Check elevator pitch control rigging.
Replace pitch servo.
“
ELE” (black text on yellow
background) annunciation is
displayed on PFD.
The elevator is mis-trimming up.
Check AUX – SYSTEM STATUS page to
verify pitch servo is online (green
check).
Verify pitch servo is receiving power.
Check pitch servo wiring and
connector.
Perform Operational Test - GFC 700
Autopilot.
Check elevator pitch control rigging.
Replace pitch servo.
23 Dec 2016