# SDR HNAA2016062000188

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2016
- Submitted: June 20, 2016
- Operation: Air carrier
- Aircraft: [N634AE](https://openairdocs.org/aircraft/N634AE), registered now
- Make and model: Emb EMB-145
- Registry model: [EMB EMB-145](https://openairdocs.org/model/embraer-emb-145) (OpenAirDocs)
- Aircraft serial: 145150
- Aircraft time: 39,300 hours, 36,053 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Switch
- Condition: Failed
- Location: Pitch Trim
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2016062000188

## Discrepancy

PTRIM MAIN INOPERATIVE, WARNING MESSAGE APPEARED ON EICAS IN FLIGHT WITH AUTOPILOT ON.  QRH PROCEDURE WAS FOLLOWED AND BACKUP SYS OPERATED NORMALLY.  T/S PTRIM MAIN INOPERATIVE IAW 24-43-00-810-801-A AND FOUND MAIN SYS CUTOUT SWITCH FAILED STEP 8 SUBTASK 817-003-A, HAD CONTINUITY.  R&R MAIN SYS CUTOUT SWITCH OPS CHECK GOOD.

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