# SDR 99FDEA00253

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N491FE
- Make and model: Boeing 727227
- Aircraft serial: 21529
- System (JASC): [7930 · Engine Oil Indicating System](https://openairdocs.org/jasc/7930)
- Part: Bypass Switch
- Part number: 1163P182
- Condition: Malfunctioned
- Location: Nr 3 Engine
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99FDEA00253

## Discrepancy

99-155 - ON CLIMB-OUT PASS 7000 MSL, NR 3 ENGINE OIL PRESS LOW/FILTER BYPASS LIGHT CAME ON.  REPLACED FILTER AND SEALS PER 79-00-00.  REMOVED AND REPLACED OIL BYPASS SWITCH AS PERCAUTION.

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