# SDR QMLA2014032714032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2014
- Submitted: April 1, 2014
- Operation: Air carrier
- Aircraft: [N404LL](https://openairdocs.org/aircraft/N404LL), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53446
- Aircraft time: 6,927 hours, 19,566 cycles
- Engine: Allsn 250C47B
- Engine time: 2,867 hours, 7,044 cycles
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Part number: 23065993
- Part serial: CAC44233
- Condition: Cracked
- Location: Engine
- Part time: 416 hours
- 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/QMLA2014032714032

## Discrepancy

DURING ACFT AIRWORTHINESS CHECK,  A 3/8 INCH CRACK WAS NOTED ON THE RT SIDE OF THE ENGINE COMPRESSOR ASSEMBLY IN THE COMPRESSOR HOUSING.

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