# SDR DL72K991269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N480DA](https://openairdocs.org/aircraft/N480DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 20860
- Engine: Pwa JT8D15
- System (JASC): [7930 · Engine Oil Indicating System](https://openairdocs.org/jasc/7930)
- Part: By Pass Switch
- Condition: Failed
- Location: Nr 2 Engine
- Stage of operation: CL
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72K991269

## Discrepancy

WHILE FL300, PWR 2.06 EPR ON NR 2 ENG.  THE FILTER BY-PASS LIGHT CAME ON DIM.  ONCE THROTTLE RETARDED TO IDLE, LT REMAINED ON.  SHUTDOWN IAW V LIST.  ALL OTHER INDICATIONS NORMAL.  ENG WINDMILLED FOR 15 MIN.  CHECKED MAIN OIL FILTER, FOUND OK.  CHECKED CHIP DETECTOR, FOUND OK.  REPLACED FILTER ASSY, RUN-UP, LEAK CHECK FOUND OK.  PLACARD PER MEL 79-00-02.  BY-PASS FILTER LIGHT.

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