Limitations B Flashcards
Apu bleed use with air start unit
Crew must not use bleed air from the APU BLEED and from the HP AIR START UNIT at the same time, to prevent any adverse effect on the bleed air system.
Cabin pressure MAX positive pressure
9.0 psi
Cabin pressure MAX negative pressure
-1.0 psi
Cabin pressure safety relief
8.6 psi
Packs use with LP AC unit
Crew must not use conditioned air from the packs and from the LP AC unit at the same time, to prevent any adverse effect on the AC system
Auto Pilot takeoff
100 ft agl and at least 5 seconds after takeoff
Auto Pilot in approach with F-G/S, Final APP, or FPA mode
250ft AGL
Auto Pilot in circling approach
600ft AGL
Auto Pilot ILS app when CAT 1 is displayed on FMA
160ft AGL
Auto Pilot ILS app when CAT 2 or 3 is displayed on FMA
0ft AGL if Autoland
Auto Pilot after a manual go around
100ft AGL
Auto Pilot in all other phases of flight
500ft AGL (319/320)
900ft AGL (321)
Auto Pilot: The AP or FD in Open DES or DES mode can be used in approach. However its use is only permitted if the FCU selected altitude is set to or above the higher of the two.
Highest of MDA/MDH or 500ft AGL (319/320)
MDA/MDH or 900ft AGL (321)
Use of NAV mode in the Terminal Area:
NAV mode may be used in the Terminal Area provided that:
GPS Primary is available, or
The appropriate RNP is checked or entered on the MCDU, and HIGH accuracy is displayed, or
FMS navigation is crosschecked with navaid raw data
319/320 NON Precision app, If one engine is inoperative.
It is not permitted to use auto pilot to perform NPAs in the following modes: Final APP, NAV V/S, NAV FPA
Only FD use is permitted
