Service difficulty report · Autothrottle Sys · Boeing 737890

Difficulty date
October 26, 2011
Submitted
October 28, 2011
Operation
Air carrier
Aircraft
N518AS
Make and model
Boeing 737890
Aircraft serial
35693
Aircraft time
10,259 hours, 3,102 cycles
Part
Autothrottle Sys
Condition
Malfunctioned
Location
Cockpit
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

AUTO THROTTLE DISENGAGED IN FLIGHT. ATTEMPTED TO RE-ENGAGE BUT DISENGAGED AGAIN. 22313000. PERFORMED A/T FIM TASK 22 32 00 FOR F/C 22 31688 WHICH WAS LOGGED ON 26 OCT 11 IN THE INFLIGHT FAULTS. CYCLED A/T DC1. PERFORMED A/T SYSTEM AND OPERATIONAL TEST PER M/M 22 31 00, OPS CHECKS GOOD NO FAULTS LOGGED.