# SDR SIMA0054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2001
- Submitted: February 2, 2001
- Operation: Air carrier
- Aircraft: [N707EB](https://openairdocs.org/aircraft/N707EB), registered now
- Make and model: Emb EMB-135LR
- Registry model: [EMB EMB-135LR](https://openairdocs.org/model/embraer-emb-135lr) (OpenAirDocs)
- Aircraft serial: 145195
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Control Unit
- Part number: 3621001007
- Part serial: 1260
- Condition: Failed
- Location: Horiz Stab
- Stage of operation: CR
- 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/SIMA0054

## Discrepancy

BOS - FLT 4746 - PITCH TRIM 1 FAILED IN FLIGHT, WARNING ON EICAS.  RETURNED TO BOS FOR MAINTENANCE.  REMOVED AND REPLACED HORIZONTAL STABILIZER CONTROL UNIT IAW AMM.  OPS CHECK GOOD.  (M)

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