# SDR 95ZZZX2743

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N820MM](https://openairdocs.org/aircraft/N820MM), registered now
- Make and model: Waco YMF
- Registry model: [Waco YMF](https://openairdocs.org/model/waco-ymf) (OpenAirDocs)
- Aircraft serial: F5C056
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Jackscrew
- Part number: 15173
- Condition: Jammed
- Location: Stab Trim
- Part time: 253 hours
- 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/95ZZZX2743

## Discrepancy

HORIZONTAL STABILIZER TRIM JAMMED IN-FLIGHT.  AFTER LANDING, TRIM WAS INSPECTED.  TRIM JACKSCREW WAS JAMMED IN THE BALL (PN 9159).  REASON FOR THIS COULD NOT BE DETERMINED.  JACKSCREW WAS LUBRICATED AND FUCNTIONALLY CHECKED.

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