# SDR AWXA200400002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 1, 2004
- Submitted: January 2, 2004
- Operation: Air carrier
- Aircraft: [N668AW](https://openairdocs.org/aircraft/N668AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1764
- Aircraft time: 6,239 hours, 2,378 cycles
- System (JASC): [2213 · Flight Controller](https://openairdocs.org/jasc/2213)
- Part: Control Unit
- Part number: C12850AB02
- Part serial: C12850003088
- Condition: Malfunctioned
- Location: Cockpit
- Part time: 10,321 hours, 3,971 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AWXA200400002

## Discrepancy

AFTER TAKEOFF AT DTW EN ROUTE FOR PHX RECEIVED ECAM MESSAGE AUTO FLIGHT FCU 1 & 2 FAULT.  ALTIMETER FLIGHT CONTROL UNIT (FCU) WINDOWS WENT BLACK, AND HAD LOSS OF AUTO THRUST & HEADING SELECT, TURNED BACK TO DTW AND LANDED WITHOUT EVENT.  MAINTENANCE REMOVED AND REPLACED FLIGHT CONTROL UNIT IAW 22-81-12, OPERATIONAL CHECK WAS GOOD.  BENCH TEST OF FLIGHT CONTROL UNIT S/N C12850003088 COULD NOT DUPLICATE REASON FOR REMOVAL. POWER TRANSIENT PERFORMED ON SIDE, THEN SIDE 2 WITH NFF, PREFORMED TEMPERATURE TEST AT 0ºC TO POWER, NFF. RAN ENDURANCE TEST FOR 70 HOURS, NFF. UNIT MODIFIED WITH SB C12850A-22-006.

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