# SDR HEEA111931

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 2, 2006
- Submitted: November 13, 2006
- Operation: Air carrier
- Aircraft: N41791
- Make and model: Bell 206L-3
- Registry model: [Bell 206L-3](https://openairdocs.org/model/bell-206l-3) (OpenAirDocs)
- Aircraft serial: 51465
- Aircraft time: 14,547 hours
- Engine: Allsn 250C30P
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Seal
- Part number: 406340104101
- Condition: Unknown
- Location: Transmission
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA111931

## Discrepancy

DURING FLIGHT TRANSMISSION OIL PRESSURE DROPPED TO ZERO.  TRANSMISSION OIL PRESSURE CAUTION LIGHT CAME ON, TEMP ROSE TO 95 DEGREES C, LANDED ASAP- MP175.  REPLACED FWU SEALS, AFT SEAL DETERMINED TO BE TRANSFERRING OIL TO ENGINE.

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