# SDR PLGA71195J1

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N741BA](https://openairdocs.org/aircraft/N741BA), registered now
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Aircraft serial: 340A090
- Engine: Ge CT75A2
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Static Seal
- Condition: Excess Clearance
- Location: A-Sump
- Part time: 13,316 hours
- Stage of operation: CR
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/PLGA71195J1

## Discrepancy

HIGH OIL TEMPERATURE, OIL PRESSURE FLUCTUATION AND LOSS IS BELIEVED TO BE THE RESULT OF EXCESSIVE CLEARANCE BETWEEN THE NR 3 LABRYNTH SEAL AND ITS ASSOCIATED STATIC SEAL, THE A-SUMP SUPPORT SEAL, WHICH CAUSED SUMP AIRFLOWS INSUFFICIENT TO PREVENT EXCESSIVE LOSS OF OIL INTO THE MAIN FRAME/COMPRESSOR.  (M)

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