# SDR C2XA09CL068

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2009
- Submitted: May 18, 2009
- Operation: Air carrier
- Aircraft: N10575
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145640
- Aircraft time: 14,399 hours, 11,679 cycles
- Engine: Allsn AE3007A
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Turbine Wheel
- Part number: 23069438
- Part serial: MM183852
- Condition: Cracked
- Location: Nr 2
- Part time: 15,745 hours, 14,142 cycles
- Stage of operation: IN
- How discovered: U
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA09CL068

## Discrepancy

DURING COMPLIANCE OF SB AE3007A-72-368 ON THE NR 2 ENGINE A CRACK INDICATION OF THE 2ND STAGE HIGH PRESSURE TURBINE WHEEL WAS FOUND WHILE PERFORMING THE ULTRASOUND INSPECTION. THE NR 2 ENGINE WAS REPLACED.

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