# SDR RAIA2009122800002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 21, 2009
- Submitted: December 28, 2009
- Operation: Air carrier
- Aircraft: N809HK
- Make and model: Emb EMB-145EP
- Registry model: [EMB EMB-145EP](https://openairdocs.org/model/embraer-emb-145ep) (OpenAirDocs)
- Aircraft serial: 145187
- Aircraft time: 23,589 hours, 22,209 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Control Unit
- Part number: 3621001013
- Part serial: 4431
- Condition: Malfunctioned
- Location: Horiz Stab
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RAIA2009122800002

## Discrepancy

CREW REPORTED THE MAIN PITCH TRIM TO BE INOPERATIVE DURING CRUISE FLIGHT.  MAINTENANCE REMOVED AND REPLACED THE HORIZONTAL STAB CONTROL UNIT IAW AMM PROCEDURES.  PITCH TRIM OPERATIONALLY CHECKED GOOD.

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