SkyView
Airplane Flight Manual Supplement, Rev N,
10/23/2020
Page | 3-1
3 Emergency & Non-Normal Procedures
3.1 Emergency Procedures
Airspeed, Altitude, and/or Attitude Unreliable
CONDITION:
The pitch attitude is not consistent with airspeed, vertical speed, or altimeter
indications, and one of the following is true:
•
Airspeed reads "0" on all flight indicators, and CHECK PITOT HEAT Caution
Alert is active, requiring immediate pilot action.
•
Airspeed and altitude are increasing, attitude indicates nose down.
•
Airspeed, Altimeter and VSI readings do not change on all indicators.
NOTE: Connected diamond bullets in procedure indicate pilot must identify applicable
listed condition.
1. AP DISC Button___________________________________________________ PRESS.
2. Pitot Heat Switch _____________________________________________________ ON.
3. Maneuver away from icing conditions.
4. Choose one:
Airspeed reads "0" on all indicators, and CHECK PITOT HEAT Caution Alert is
displayed:
•
Pitot tube may be obstructed.
•
Fly by reference to: ALTITUDE, VSI, and non-SkyView HEADING indicator.
–END–
Airspeed and altitude are increasing, and attitude indicates nose down:
•
Pitot tube may have been previously obstructed but is becoming unobstructed.
•
Fly by reference to: ALTITUDE, VSI, and non-SkyView HEADING indicator.
–END–
Altitude, Airspeed, or VSI readings do not change on all indicators
•
Alternate Static Source ________________________________ ON
•
Fly by reference to ALTITUDE, VSI and non-SkyView HEADING
indicator.
When the Alternate Static Air System is no longer needed:
•
Alternate Static Source ________________________________ OFF
–END–