# SDR CA150825007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2015
- Submitted: April 22, 2016
- Operation: General aviation
- Make and model: Agusta AW139
- Registry model: [Agusta AW139](https://openairdocs.org/model/agustawestland-philadelphia-aw139) (OpenAirDocs)
- Aircraft time: 2,273 hours
- Engine: Pwc PT6C67C
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Gearbox
- Part number: 4G6320A00132
- Condition: Making Metal
- Location: Main Rotor
- Part time: 2,084 hours
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA150825007

## Discrepancy

(CAN) TRANSMISSION SUMP CHIP LIGHT ON STARTUP.  BURNED AND REPAIRED 3 TIMES.  AC FERRIED BACK TO BASE.  SCHEDULED FOR MGB REPLACEMENT.

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