Limitations - Autopilot/Flight Director

Question 1

Use of aileron trim with autopilot engaged

Answer 1

Use of aileron trim with the autopilot engaged is prohibited

Question 2

Autopilot Engagement on Takeoff

Answer 2

Do not engage the autopilot for takeoff below 400 feet AGL

Question 3

Autopilot engagement on single channel approach

Answer 3

For single channel operation during approach, the autopilot shall not remain engaged below 50 feet AGL

Question 4

Maximum Wind Speeds During Autoland

Answer 4

Maximum allowable wind speeds when landing weather minima are predicated on autoland operations:
• Headwind 25 knots
• Crosswind 15 knots
• Tailwind 10 knots

Question 5

Glideslope angle for autoland

Answer 5

Maximum and minimum glidseslope angles for autoland are 3.25 degrees and 2.5 degrees, respectively.

Question 6

Flaps during autoland (both engines operating)

Answer 6

Autoland capability may only be used with Flaps 30 or 40 and both engines operative

Question 7

Flaps during autoland (one engine operative)

Answer 7

Autoland capability may only be used with flaps 30 with one engine operative

Question 8

Use of LVL CHG on final approach

Answer 8

Do not use LVL CHG on final approach below 1000 feet AFE

Question 9

Autopilot Flight Director System Use on High Glide Path Angle

Answer 9

Use of the Autopilot Flight Director System (autopilot coupled or using flight director guidance) at facilities with a final approach glide path angle greater than 3.77 deg is prohibited.

Question 10

Instrument Source during LAND 2 or LAND 3

Answer 10

The Captain’s and First Officer’s instruments (Display Source, VHF NAV and IRS) must not be on the same source when making approaches requiring use of LAND 2 or LAND 3 capability, or making approaches requiring independent display source data.

Question 11

Use of HGS Takeoff Guidance

Answer 11

Use of HGS takeoff guidance as the sole means of runway centerline tracking is prohibited