SDR AALA2018092759010

Service difficulty report · Control Unit · Airbus A321211

Difficulty date: September 24, 2018
Submitted: September 27, 2018
Operation: Air carrier
Aircraft: N177US
Make and model: Airbus A321211
Aircraft serial: 1517
Aircraft time: 57,223 hours, 21,422 cycles
System (JASC): 2210 · Autopilot System
Part: Control Unit
Part number: C12850AC02
Part serial: 3140
Condition: Faulted
Location: Flight
Part time: 53,241 hours, 24,453 cycles
Stage of operation: AP
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

INITIAL ECAM AUTOFLIGHT, FLIGHT CONTROL UNIT FAULTED. WITHIN 1 MINUTE LOST DISPLAYS AND RESET FROM QRH, AFTER 7 MINUTE WAIT. INFLIGHT FAILURE, DECLARED AN EMERGENCY AND LANDED. THE AIRCRAFT WAS GROUNDED. MAINTENANCE REPLACED FLIGHT CONTROL UNIT IAW AMM 22-81-12, AND PERFORMED SATISFACTORY OPERATIONAL CHECK.

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