# SDR 20010501CW012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2001
- Submitted: May 1, 2001
- Operation: Air carrier
- Aircraft: N56JA
- Make and model: Lear 35A
- Registry model: [Lear 35A](https://openairdocs.org/model/gates-learjet-35a) (OpenAirDocs)
- Aircraft serial: 342
- Engine: Garrtt TFE731*
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Left
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010501CW012

## Discrepancy

LEFT ENGINE CAUSING SMOKE IN CABIN.  TROUBLE SHOT ENGINE TO NR 4 AND NR 5 CARBON SEALS.  REMOVED AND REPLACED ENGINE.

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