Service difficulty report · Autopilot Sys · Boeing 737890

Difficulty date
August 17, 2018
Submitted
August 20, 2018
Operation
Air carrier
Aircraft
N519AS
Make and model
Boeing 737890
Aircraft serial
36482
Aircraft time
36,595 hours, 10,952 cycles
Part
Autopilot Sys
Condition
Disconnected
Location
A System
Stage of operation
CR
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

AUTOPILOT A DISCONNECTED AT CRUISE. RE-ENGAGED AUTOPILOT, OPERATED NORMALLY REMAINDER OF FLIGHT. ACFT GROUNDED. PERFORMED DFCS BITE PROCEDURE IAW FIM 22-11-TASK 801. TEST PASSED, NO FURTHER FAULTS NOTED.