SDR UALA2012050302613

Service difficulty report · Fmu · Airbus A319131

Difficulty date: May 2, 2012
Submitted: June 30, 2012
Operation: Air carrier
Aircraft: N809UA
Make and model: Airbus A319131
Aircraft serial: 825
Aircraft time: 48,386 hours, 19,113 cycles
Engine: Iae V2522A5
Engine time: 3,200 hours, 20,475 cycles
System (JASC): 7321 · Fuel Control/Turbine Engines
Part: Fmu
Condition: Faulted
Location: Nr 1 Engine
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

NR 1 ENGINE HAD AN OVERSPEED FAULT. MAINTENANCE INTERROGATED CFDS LAST LEG AND LAST LEG ECAM REPORTS SHOW 7 3-22-52, FADEC 1A AND 1B CELLS 07 AND 08 HAVE MULTIPLE HITS OF FAULT CODE, OSFFMU, ALSO ACCOMPLISHED ENG 1 FADEC BOTH CHANNELS GROUND SCAN AND SELF TEST PASSED. 02MAY12. REPLACED FMU PER AMM73-22-52, OPERATION CHECK NORMAL

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