# SDR QMLA2012011012006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2012
- Submitted: January 19, 2012
- Operation: Air carrier
- Aircraft: N217LN
- Make and model: Bolkms BK117B2
- Aircraft serial: 7042
- Aircraft time: 10,159 hours, 35,703 cycles
- Engine: Lyc LTS101*
- Engine time: 8,833 hours, 22,470 cycles
- System (JASC): [7323 · Turbine Governor](https://openairdocs.org/jasc/7323)
- Part: Bearing
- Condition: Worn
- Location: Governor
- Component: Governor
- Component part number: 430121204
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2012011012006

## Discrepancy

DURING TROUBLESHOOTING OF NR 2 ENGINE OVERSPEED, FOUND ENGINE POWER TURBINE GOVERNOR FAILED DUE TO SHAFT BEARING WORN COMPLETELY OUT.

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