# SDR ALG2005F00063

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2005
- Submitted: September 13, 2005
- Operation: Air carrier
- Aircraft: [N175AL](https://openairdocs.org/aircraft/N175AL), registered now
- Make and model: Bell 206L-4
- Registry model: [Bell 206L-4](https://openairdocs.org/model/bell-helicopter-textron-canada-206l-4) (OpenAirDocs)
- Aircraft serial: 52117
- Engine: Allsn 250C30P
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Transmission
- Part number: 206040004115
- Part serial: A268
- Condition: Failed
- Location: Main Rotor
- Stage of operation: HO
- 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/ALG2005F00063

## Discrepancy

TRANSMISSION CHIP LIGHT ILLUMINATED IN HOVER.  MAINTENANCE REMOVED TRANSMISSION, MAST, AND OIL COOLER.  A SERVICEABLE TRANSMISSION, MAST AND OIL COOLER WERE INSTALLED.  FLUSHED TRANSMISSION OIL SYSTEM.  IAW MM.  GROUND AND LEAK CHECK, OK.  (K)

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