# SDR ZB0R201000008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2010
- Submitted: November 12, 2010
- Operation: General aviation
- Aircraft: [N5181H](https://openairdocs.org/aircraft/N5181H), registered now
- Make and model: Cessna 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (OpenAirDocs)
- Aircraft serial: 17265363
- Aircraft time: 4,113 hours
- Engine: Lyc O320*
- Engine time: 4,113 hours
- System (JASC): [8500 · Engine (Reciprocating)](https://openairdocs.org/jasc/8500)
- Part: Case
- Condition: Leaking
- Location: Engine
- Part time: 4,113 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ZB0R201000008

## Discrepancy

(ZB0R) DURING OIL CHANGE, TECH FOUND NR3 CASE SEAM BOLT ON TOP HAD OIL ON IT. RUN-UP REVEALED CASE SEAM LEAKING 1" FWD OF BOLT. ENGINE REMOVED FOR OVERHAUL.

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