# SDR DJFA20180216001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2018
- Submitted: April 26, 2018
- Operation: Air carrier
- Aircraft: [N351FX](https://openairdocs.org/aircraft/N351FX), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500105
- Aircraft time: 4,682 hours, 3,141 cycles
- System (JASC): [2730 · Elevator Control System](https://openairdocs.org/jasc/2730)
- Part: Actuator
- Condition: Failed
- Location: Pitch Trim
- Stage of operation: DE
- How discovered: O
- Nature of condition: S, G, F
- Precautionary procedure: O, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DJFA20180216001

## Discrepancy

PITCH TRIM NORMAL FAIL CAS MESSAGE AT HIGH ALTITUDE.  WHEN BACKUP TRIM ENGAGED PTRM BKP FAIL CAS MESSAGE. TRIM FULL DOWN AT 14.1.  REPLACED THE PITCH TRIM ACTUATOR.  OPS CHECKED GOOD. R & R TELESCOPING DUCT O-RING SEALS. LEAK CHECKED GOOD.

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