# SDR 2000ZZZX153

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 16, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N407LG](https://openairdocs.org/aircraft/N407LG), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53143
- Engine: Allsn 250C47B
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Nr 2 Bearing
- Part number: CAC44186
- Condition: Making Metal
- Location: Compressor
- Part time: 456 hours
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2000ZZZX153

## Discrepancy

ENGINE CHIP LIGHT CAME ON.  CHIP PLUGS INSPECTED AND FOUND EXCESSIVE METAL PARTICLES ON BOTH PLUGS.  ENGINE REMOVED AND SENT IN FOR REPAIR.  CAUSE UNKNOWN AT THIS TIME.

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