# SDR 2008UALA03865

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2008
- Submitted: July 28, 2008
- Operation: Air carrier
- Aircraft: [N648UA](https://openairdocs.org/aircraft/N648UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25285
- Aircraft time: 67,605 hours, 11,024 cycles
- Engine: Pwa PW4060
- Engine time: 63,520 hours, 11,537 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: Illuminated
- Location: Main Oil Filter
- Stage of operation: IN
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA03865

## Discrepancy

CREW REPORTS:  RT ENG "OIL FILTER MSG AT ENGINE START, MSG CLEARED AFTER ENG START TOOK 15 SEC , OAT WAS 15C & OIL TEMP WAS BELOW 35C".  DEFERRED.  MAIN OIL FILTER TO BE REPLACED WITHIN 50 FLIGHT HOURS.  MAIN OIL FILTER SUBSEQUENTLY REPLACED AT ORD.  RAN ENGINE - NO LEAKS, NO FILTER MESSAGE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.