# SDR MALA010403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2001
- Submitted: April 18, 2001
- Operation: Air carrier
- Aircraft: [N417XJ](https://openairdocs.org/aircraft/N417XJ), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B417
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Fcu
- Part number: 8519M3
- Part serial: 061
- Condition: Faulty
- Location: Flaps
- Stage of operation: CR
- 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/MALA010403

## Discrepancy

DURING FLIGHT 2828 FROM DTW, FLAPS CYCLE BETWEEN 0-2-3 DEGREES EVERY 1 TO 2 MINUTES DURING CRUISE.  FLIGHT AND FLIGHT LVL 220, INDICATED SPEED OF 180-185. AIR RETURN TO DTW.  MAINTENANCE REMOVED AND REPLACED EIE FLAP CONTROL UNIT P/N 8519M3, S/N OFF 061, S/N ON 484 AND FLAP CONTROL VALVE P/N MP1416100-5, S/N OFF 1365, S/N ON 1606.  ALL CHECKS GOOD.

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