# SDR QMLA2012050912075

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2012
- Submitted: May 10, 2012
- Operation: Air carrier
- Aircraft: [N407VV](https://openairdocs.org/aircraft/N407VV), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53476
- Aircraft time: 6,346 hours, 15,348 cycles
- Engine: Allsn 250C47B
- Engine time: 5,874 hours, 858 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: 23063392
- Part serial: CAE847518
- Condition: Making Metal
- Part time: 5,873 hours, 858 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2012050912075

## Discrepancy

WHILE ON A POST MX CHECK FLIGHT,  ENGINE CHIP LIGHT ILLUMINATED IN FLIGHT.  PILOT MADE A PRECAUTIONARY LANDING AT A REMOTE LZ,  MX FOUND A SUBSTANSIAL AMOUNT OF METAL ON THE ENGINE ACCESSORY GEARBOX CHIP DETECTOR. ACFT REMOVED FROM SERVICE.

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