SDR UALA2011011300219

Service difficulty report · Autopilot Sys · Airbus A320232

Difficulty date: January 13, 2011
Submitted: January 15, 2011
Operation: Air carrier
Aircraft: N401UA
Make and model: Airbus A320232
Aircraft serial: 435
Aircraft time: 56,011 hours, 20,869 cycles
Engine: Iae V2527A5
System (JASC): 2200 · Auto Flight System
Part: Autopilot Sys
Condition: Disengaged
Location: Cockpit
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

AUTOPILOT DISENGAGED, FLIGHT DIVERTED. THIS OCCURRED 4 TIMES IN FLIGHT, ALSO HAD THE AUTOTHROTTLE DISENGAGE, AND THE NAV SCREENS GO BLANK WITH THE AUTOPILOT KICKING OFF. MX REMOVED FCU TO CHECK FOR DAMAGED PINS OR SOCKETS - NONE FOUND. REPLACED FCU CONTROL PANEL. ACCOMPLISHED AFS AUTOLAND CAT III AND SYS PASSED ALL TEST.

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