Service difficulty report · Unknown · Boeing 737890

Difficulty date
September 5, 2019
Submitted
September 10, 2019
Operation
Air carrier
Aircraft
N579AS
Make and model
Boeing 737890
Aircraft serial
35187
Aircraft time
47,551 hours, 14,105 cycles
Part
Unknown
Condition
Malfunctioned
Location
Autopilot Sys
Stage of operation
LD
How discovered
O
Nature of condition
F
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AUTOLAND UNSUCCESSFUL. AT APPROX 100 FT AGL, A/C TURNED HARD RIGHT AND AUTOPILOT HAD TO BE DISCONNECTED TO MAINTAIN CONTROLLED FLIGHT. LANDED MANUALLY. ALL INDICATIONS NORMAL DOWN TO 100' AGL. (NOTE: HGS AIII OPERATED NORMALLY). GROUNDED - YES. DFCS 1&2 SHOW NO FAULTS LOGGED LAST 5 FLTS. PERFORMED FIM 22-11 TASK 825 - LAND VERIFY TEST AMM 22-11-00 GOOD. HGS OPERATIONAL/SYSTEM TEST GOOD REF SMM 34-36-00.