# SDR CA070517001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2007
- Submitted: June 7, 2007
- Operation: General aviation
- Make and model: Cessna 172N
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (OpenAirDocs)
- Aircraft time: 13,345 hours
- Engine: Lyc O360A4A
- Propeller: Snsnch 76EM8
- System (JASC): [7920 · Engine Oil Distribution (Airframe Furnished)](https://openairdocs.org/jasc/7920)
- Part: Adapter
- Part number: 77853
- Condition: Cracked
- Location: 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/CA070517001

## Discrepancy

(CAN) DURING GROUND RUN AFTER OVERHAUL, AN OIL LEAK WAS NOTICED ORIGINATING FROM THE LOWER RT ATTACH POINT OF THE OIL FILTER ADAPTER.  UPON CLOSE VISUAL INSPECTION A CRACK WAS FOUND IN THE RADIUS OF THE LOWER RT FLANGE.  UNIT WAS REPLACED AND LEAK CHECKED. (TC NR 20070517001)

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