# SDR 9712049975

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N9339
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47382
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Switch
- Part number: 42024B
- Condition: Failed
- Location: Te Flaps
- Stage of operation: CL
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9712049975

## Discrepancy

DURING CLIMBOUT, GEAR WARNING HORN SOUNDED AND COULD NOT BE SILENCED AFTER GEAR RETRACTION.  FLIGHT RETURNED TO MEM AND LANDED WITHOUT INCIDENT.  MAINTENANCE REPLACED FLAP SWITCH S1-85, OPERATIONAL CHECK NORMAL.

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