# SDR HALA2008110300837

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 3, 2008
- Submitted: November 4, 2008
- Operation: Air carrier
- Aircraft: N591HA
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 33423
- Aircraft time: 22,096 hours, 4,267 cycles
- Engine: Pwa PW4090
- System (JASC): [7920 · Engine Oil Distribution (Airframe Furnished)](https://openairdocs.org/jasc/7920)
- Part: Oil Filter
- Condition: Unknown
- Location: Oil System
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2008110300837

## Discrepancy

ETOPS SIGNIFICANT SYSTEM - L OIL FILTER ADVISORY LIGHT EICAS MESSAGE L OIL FILTER.  DISAPPEARED WITH THRUST REDUCTION, ADVISORY REMAINED.  ACCMP FIM TASK 79-35-00, REPLACED THE MAIN OIL FILTER, RAN ENG OPER NORMAL.  LEAK CHECKED OK PER AMM 79-21-05/401.

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