# SDR AALA202106149026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 10, 2021
- Submitted: June 14, 2021
- Operation: Air carrier
- Aircraft: [N812AA](https://openairdocs.org/aircraft/N812AA), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 40630
- Aircraft time: 20,463 hours, 2,578 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Control Unit
- Condition: Faulty
- Location: Stab Control
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202106149026

## Discrepancy

AIRCRAFT WAS GROUNDED: STABILIZER CHANNEL AND STABILIZER L2 EICAS MESSAGE, FLIGHT RETURNED TO FIELD. REPLACED HORIZONTAL STABILIZER TRIM ACTUATOR ELECTRIC MOTOR CONTROL UNIT WITH SERVICEABLE UNIT IAW FIM 27-40-F1, OPS CHECK GOOD.

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