# SDR QMLA2013080913114

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2013
- Submitted: August 12, 2013
- Operation: Air carrier
- Aircraft: [N193AM](https://openairdocs.org/aircraft/N193AM), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54004
- Aircraft time: 684 hours, 1,121 cycles
- Engine: Allsn 250C47B
- Engine time: 684 hours, 1,121 cycles
- System (JASC): [7210 · Turbine Engine Reduction Gear](https://openairdocs.org/jasc/7210)
- Part: Gearbox
- Part number: 23063393
- Part serial: CAG48277
- Condition: Making Metal
- Part time: 684 hours, 1,121 cycles
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2013080913114

## Discrepancy

ON LANDING, ENGINE CHIP LIGHT ILLUMINATED.   NUMEROUS SLIVERS AND CHIPS FOUND ON BOTH THE TOP AND BOTTOM GEARBOX CHIP DETECTORS.  ACFT WAS REMOVED FROM SERVICE. ENGINE CHANGED.

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