# SDR SWAA990237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N521SW
- Make and model: Boeing 737-5H4
- Registry model: [Boeing 737-5H4](https://openairdocs.org/model/boeing-737-5h4) (OpenAirDocs)
- Aircraft serial: 25320
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Motor
- Part number: AR7077M3
- Condition: Failed
- Location: Stab Trim
- Stage of operation: IN
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA990237

## Discrepancy

A/C RETURNED TO MDW FOR STAB TRIM PROBLEM.  REPLACED MAIN STAB TRIM MOTOR PER M/M, OPS CHECKED OK.

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