# SDR ASAA2018071825471

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2018
- Submitted: July 20, 2018
- Operation: Air carrier
- Aircraft: [N559AS](https://openairdocs.org/aircraft/N559AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35178
- Aircraft time: 43,739 hours, 13,045 cycles
- System (JASC): [2742 · Stabilizer Actuator](https://openairdocs.org/jasc/2742)
- Part: Trim Motor
- Part number: 6355C000101
- Part serial: 3506
- Condition: Failed
- Location: Horiz Stab
- Part time: 34,293 hours, 10,243 cycles
- 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/ASAA2018071825471

## Discrepancy

STAB TRIM INOPERATIVE. SET TRIM FOR T/O AFTER ROTATION TRIM WAS INOP. RAN QRH AUTOPILOT TRIM INOP ALSO. GROUNDED - YES. AIR TURNBACK, DIVERSION TIME 30 MINUTES. ACCOMPLISHED FIM 27-41 TASK 804, RESET CIRCUIT BREAKER OPS CHECK GOOD. REMOVED AND REPLACED STABILIZER TRIM MOTOR PER AMM 24-41-71, OPS GOOD PER AMM 27-41-71 AND 22-11-81.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.