9 votes
Accepted

How does an Airbus pilot decide whether to use HDG-V/S or TRK/FPA guidance?

It's mostly up to points 2 and 3 on your list rather than personal preference: Note that most ATC instructions (beit on departure,cruise or initial approach) will ask of you to fly a specific heading ...
Radu094's user avatar
  • 7,950
7 votes

Why is the flight director at 9 degrees nose high when hitting TOGA?

curious to know if other jets set their pitch attitude to a different value. 747-100/200 aircraft didn't have a TOGA button to press, but at the two 747 carriers I flew for in the 1990s, the flight ...
Terry's user avatar
  • 39.1k
5 votes

Do pilots have procedures and safeguards against unintended altitude captures?

On the Boeing 737 NG: ALT ACQ is always armed when flight directors and/or autopilot is engaged in a climb/descent mode (V/S, VNAV, LVL CHG, TO/GA, CWS P), it is however, as you suggest, inhibited in ...
Waked's user avatar
  • 3,030
5 votes
Accepted

Is it possible to disengage only one axis of a two-axis autopilot?

Some autopilots found on advanced aircraft can be engaged on selected axis only, for example Boeing 737, 747-200 & MD-11. There are three autopilot indicators on the Boeing autopilots: auto ...
kevin's user avatar
  • 39.7k
5 votes
Accepted

Why 737 NG Flight Director need to be Recycled?

At the moment when both switches (and the autopilot) are off, there is no active guidance mode (like HDG, V/S, LNAV, LVL CHG, APCH, etc). (In fact that's typically the reason to turn them both off, to ...
Ralph J's user avatar
  • 51.5k
3 votes

How does an Airbus pilot decide whether to use HDG-V/S or TRK/FPA guidance?

The standard-operating mode for lateral navigation is the NAV mode, where the aircraft is tracked inbound RNAV-Waypoints, heading mode is of no use because you would always have to correct for the ...
R.Fenn's user avatar
  • 61
2 votes
Accepted

Airbus A320 automatic speed mode protection in SRS vertical mode

High speed protection is still available (in normal law) in SRS (check FCOM DSC 27 20-10-20). What you will not have is the reversion mode of the autothrust to Speed. You will get the protection (...
Radu094's user avatar
  • 7,950
2 votes

Is it possible to disengage only one axis of a two-axis autopilot?

On some autopilots it is clearly possible to disconnect each axis separately as evidenced by the accident of Aeroflot flight 593. On others, including the ones used on later Airbus models (A320+; the ...
Jan Hudec's user avatar
  • 56.3k
1 vote

How may I verify WAAS channel number on G1000?

The channel number does not mean what you think. The channel is a legacy of how the LPV is encoded in the nav database. The format used is the same as a GBAS approach where a local VHF transmitter was ...
George Williams's user avatar

Only top scored, non community-wiki answers of a minimum length are eligible