# SDR EIA990254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N933F
- Make and model: Doug DC-9-33F
- Registry model: [Doug DC-9-33F](https://openairdocs.org/model/mcdonnell-douglas-dc-9-33f) (OpenAirDocs)
- Aircraft serial: 47191
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Retract Mech
- Condition: Malfunctioned
- Location: Te Flaps
- Stage of operation: NR
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA990254

## Discrepancy

BUF - WITH FLAPS AND SLATS SELECTED DOWN, A LOUD THUMP WAS HEARD THEN CONTROL WHEEL REQUIRED 90 DEGREE CONTROL INPUT TO MAINTAIN STRAIGHT AND LEVEL FLIGHT.  SPLIT FLAP INDICATION ON GAUGE.  (M)

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