# SDR SWAA2020012940854

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2020
- Submitted: January 29, 2020
- Operation: Air carrier
- Aircraft: [N452WN](https://openairdocs.org/aircraft/N452WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29846
- Aircraft time: 55,330 hours, 32,865 cycles
- System (JASC): [2741 · Stabilizer Position Indicating](https://openairdocs.org/jasc/2741)
- Part: Motor
- Part number: 6355C000102
- Part serial: 2090
- Condition: Inoperative
- Location: Stab Trim
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020012940854

## Discrepancy

DECLARED EMERGENCY------------------------------------------------AFTER DEPARTURE OUT OF HRL FIRST OFFICER NOTICED STABILIZER TRIM SWITCH WOULD NOT WORK. CAPTAIN SWITCHES INOPERATIVE. AS WELL.  AUTOPILOT TRIM INOPERATIVE. MANUAL TRIM WAS OPERATIVE. COMPLIED WITH APPROPRIATE CHECKLISTS & FLAPS 15 IND. BRAKE COOLING CHECKED. OTHER THAN MANUAL TRIM THE A/C FLEW FINE.                                          / R&R HORIZONTAL STABILIZER TRIM MOTOR PER AMM.

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