# SDR QMLA2012060512090

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2012
- Submitted: June 6, 2012
- Operation: Air carrier
- Aircraft: [N145SJ](https://openairdocs.org/aircraft/N145SJ), registered now
- Make and model: Bolkms BK117C2
- Aircraft serial: 9091
- Engine: Tmeca ARRIEL1E2
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Disk
- Part number: 0292253250
- Condition: Damaged
- Location: Module 3
- Part time: 2,259 hours
- Component: Module 3, Tmeca, 70BM033130
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2012060512090

## Discrepancy

WHILE PERFORMING TU360 UPGRADE TO ENGINE SN 18789 FOUND THE SECOND STAGE TURBINE DISK BLADE LOCKS DISPLACED LEADING TO BLADE SHIFT.  R & R MODULE 3.

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