# SDR 2002UALA00999

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2002
- Submitted: June 19, 2002
- Operation: Air carrier
- Aircraft: [N648UA](https://openairdocs.org/aircraft/N648UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25285
- Aircraft time: 44,444 hours, 7,159 cycles
- Engine: Pwa PW4060
- System (JASC): [7930 · Engine Oil Indicating System](https://openairdocs.org/jasc/7930)
- Part: Switch
- Part number: 21SN04414
- Condition: Malfunctioned
- Location: Nr 2 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2002UALA00999

## Discrepancy

NR 2 ENGINE BYPASS OIL LIGHT ILLUMINATED.  FOUND OIL FILTER AND CHIP DETECTORS CLEAN. REPLACED OIL FILTER BYPASS SWITCH.

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