# SDR ORJA9647

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N879RA
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53185
- Engine: Pwa JT8D9A
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Relief Valve
- Part number: 626447
- Condition: Inoperative
- Location: Lt Eng
- Stage of operation: TX
- Nature of condition: N
- Precautionary procedure: E, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ORJA9647

## Discrepancy

DURING TAXI, LEFT ENGINE OIL PRESSURE DROPPED BELOW 40 PSI.  SHUT DOWN ENGINE, RETURNED TO GATE.  REPLACED LEFT ENGINE OIL PRESSURE RELIEF VLV IAW WITH MM 79-20-03.  OPS CHECK GOOD.  (M)

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