# SDR ASOA03180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2003
- Submitted: May 13, 2003
- Operation: Air carrier
- Aircraft: [N636AS](https://openairdocs.org/aircraft/N636AS), registered now
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 375
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Computer
- Part number: 350A503000100
- Condition: Inoperative
- Location: Cockpit
- Part time: 1,631 hours
- Stage of operation: AP
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA03180

## Discrepancy

FLT 4331 - DURING APPROACH INTO GPT FROM ATL, THE CREW RECEIVED A FLAP UNLOCK MESSAGE WITH THE FLAPS SELECTED AT THIRTY DEGREES.  A GO AROUND WAS INITIATED WITH THE FLAPS RETRACTED TO FIFTEEN DEGREES AND THE MESSAGE EXTINGUISHED.  AN EMERGENCY WAS DECLARED AND THE AIRCRAFT MAD A ZERO DEGREE SAFE LANDING IN GPT.  MAINTENANCE REMOVED AND REPLACED THE MULTIFUNCTION COMPUTER.  OPERATIONAL CHECKS GOOD.  AIRCRAFT OK FOR SERVICE.  (M)

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