Service difficulty report · Computer · Boeing 777222

Difficulty date
February 5, 2011
Submitted
February 7, 2011
Operation
Air carrier
Aircraft
N776UA
Make and model
Boeing 777222
Aircraft serial
26937
Aircraft time
60,809 hours, 11,006 cycles
Engine
Pwa PW4077
Part
Computer
Part number
8220006103
Part serial
79
Condition
Faulty
Location
Auto Pilot
Stage of operation
NR
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 ARRIVAL AUTOPILOT BACKDRIVE FAILED. REPLACED RT AUTO PILOT FLIGHT DIRECTOR COMPUTER IAW MM. CAT 3 CHECKED OK IAW AMM.