# SDR C2XA09CL076

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2009
- Submitted: June 1, 2009
- Operation: Air carrier
- Aircraft: N14558
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145598
- Aircraft time: 15,822 hours, 12,027 cycles
- Engine: Rroyce AE3007A1P
- Engine time: 15,240 hours, 11,576 cycles
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Turbine Wheel
- Part number: 23069438
- Part serial: MM228404
- Condition: Cracked
- Location: Nr 2 Engine
- Part time: 15,240 hours, 11,576 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/C2XA09CL076

## Discrepancy

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

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