# SDR ASAA2023070543949

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2023
- Submitted: July 11, 2023
- Operation: Air carrier
- Aircraft: [N973AK](https://openairdocs.org/aircraft/N973AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43346
- Aircraft time: 5,024 hours, 1,441 cycles
- System (JASC): [7920 · Engine Oil Distribution (Airframe Furnished)](https://openairdocs.org/jasc/7920)
- Part: Cartridge
- Part number: B131605066
- Condition: Unknown
- Location: #2 Engine
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023070543949

## Discrepancy

TECH SERVICES FOLLOW UP ON GE CNR # 20230705063, #2 ENG OIL FILTER APPROACHING BYPASS. GROUNDED - YES. REMOVED AND REPLACED OIL FILTER CARTRIDGE ELEMENT REF AMM 79-21-07. NO DEBRIS/CONTAMINATION FOUND.

---
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.