SDR UALA2011101405573

Service difficulty report · Computer · Airbus A320232

Difficulty date: October 14, 2011
Submitted: October 27, 2011
Operation: Air carrier
Aircraft: N463UA
Make and model: Airbus A320232
Aircraft serial: 1282
Aircraft time: 40,042 hours, 15,384 cycles
Engine: Iae V2527A5
System (JASC): 2700 · Flight Control System
Part: Computer
Part number: 3945128206
Part serial: 113
Condition: Malfunctioned
Location: Nr 1 Elac
Stage of operation: CR
How discovered: O
Nature of condition: E, F
Precautionary procedure: O

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

What was found

CYCLIC VERTICAL BUMPING-PITCHING FELT AT CRUISE. FLIGHT CONTROL SD SHOWED LT & RT AILERONS MOVING UP & DOWN IN UNISON WITH BUMPING. CONSULTED FMC ELAC 1-2 FAULT, IRREGULAR. TURNED OFF ELAC 1, AILERON MOVEMENT STOPPED. NO FURTHER OCCURRENCE OF BUMPING-PITCHING. PERFORM MM 27-14-00 P.601, AND 613.

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