# SDR UPS96220550

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N929UP](https://openairdocs.org/aircraft/N929UP), registered now
- Make and model: Boeing 727-22C
- Registry model: [Boeing 727-22C](https://openairdocs.org/model/boeing-727-22c) (OpenAirDocs)
- Aircraft serial: 19092
- System (JASC): [2760 · Drag Control System](https://openairdocs.org/jasc/2760)
- Part: Spoiler Mixer
- Part number: 41460610
- Condition: Corroded
- Location: Rt Wheel Well
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS96220550

## Discrepancy

INSPECTION TYPE SI, CORROSION ON THE SPOILER MIXER INPUT QUADRANT.  FOUND CORROSION TO BE OUT OF LIMITS SRM 57-40.  REMOVED CORRODED SPOILER MIXER AND REPLACED WITH SERVICABLE UNIT MM 27-62-00, MM 27-61-31.

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