# SDR QMLA2010121810083

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2010
- Submitted: December 22, 2010
- Operation: Air carrier
- Aircraft: [N911ED](https://openairdocs.org/aircraft/N911ED), registered now
- Make and model: Bell 429
- Registry model: [Bell 429](https://openairdocs.org/model/bell-helicopter-textron-canada-429) (OpenAirDocs)
- Aircraft serial: 57006
- Aircraft time: 552 hours
- Engine: Pwc PW207D
- Engine time: 552 hours
- System (JASC): [6220 · Main Rotor Head](https://openairdocs.org/jasc/6220)
- Part: Bearing
- Part number: 429010433103
- Part serial: TY78
- Condition: Worn
- Location: Main Rotor
- Part time: 552 hours
- Stage of operation: LD
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2010121810083

## Discrepancy

PILOT NOTICED IN FLIGHT, UPON VISUAL INSP OF MAIN ROTOR AND MAIN ROTOR CONTROLS FOUND GREEN PC LINK UPPER BEARING OUT OF LIMITS.

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