Service difficulty report · Computer · Boeing 757222

Difficulty date
July 22, 2012
Submitted
August 10, 2012
Operation
Air carrier
Aircraft
N549UA
Make and model
Boeing 757222
Aircraft serial
25397
Aircraft time
77,883 hours, 22,487 cycles
Engine
Pwa PW2037
Part
Computer
Part number
6224591512
Part serial
371
Condition
Malfunctioned
Location
Left
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ON TAKEOFF, EICAS AUTO PILOT MESSAGE AND LOST BOTH FLT DIRECTOR, AUTOTHROTTLE TRIPPED OFF. RECOVERED AUTOTHROTTLE AND ABLE TO OPERATE CTR AUTOPILOT. BOTH FLT DIRECTOR STILL INOPERATIVE. REPLACED LEFT FCC COMPUTER.