INSTRUMENTS AND RECORDERS, AIR DATA SYSTEM
Operation
Aircraft Operations Manual
12/1.2
PAGE
5
Jun30/15
CONDITIONS
ABNORMAL PROCEDURES
3.3
RIGHT ALTIME-
TER VIB FLAG
WARNING
INDICATIONS
VIB flag in view.
ACTIONS
1.
CB M- 9 ALTIM VIBR OVSP
CHECK/RESET
. . . . . . . . . . . . . . . . . . . . .
- If flag out of view - end of procedure.
- If flag still in view - loss of vibrator means reduced accuracy.
Crosscheck with L altimeter and/or standby altimeter.
- End of procedure.
3.4
RIGHT INSTRU-
MENTS
ERRATIC
INDICATIONS
Erratic or stuck indication on any of the right instruments:
- Airspeed;
- Altimeter;
- Vertical speed.
ACTIONS
1.
CB S- 25 PROBE HEAT R PITOT
CHECK/RESET
. . . . . . . . . . . . . . . . .
2.
End of procedure.
PROBABLE CAUSE
- Probable cause could be frozen or clogged pitot tube.
3.5
STBY INSTR.
ERRATIC
INDICATIONS
- Standby altimeter and/or standby IAS indicator is erratic or stuck.
ACTIONS
1.
CB’s S- 26, S- 27 STBY PITOT
CHECK/RESET
. . . . . . . . . . . . . . . . . . .
2.
End of procedure.
PROBABLE CAUSE
- Probable cause could be frozen or clogged pitot tube.