# SDR SWAA2013081319141

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 2013
- Submitted: August 13, 2013
- Operation: Air carrier
- Aircraft: N969AT
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55030
- Aircraft time: 35,699 hours, 23,827 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Drive Unit
- Part number: 846D1007
- Part serial: 381
- Condition: Faulty
- Location: E&E Bay
- Stage of operation: CL
- How discovered: O
- Nature of condition: F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2013081319141

## Discrepancy

AIR TURNBACK, CAPTAIN NOTICED THE PRIMARY TRIM WAS NOT RESPONDING.  FIRST OFFICERS PRIMARY TRIM SWITCHES ALSO DID NOT RESPOND.  R&R PRIMARY STAB TRIM DRIVE UNIT IAW MM.

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