# SDR 95ZZZX1704

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Embry-Riddle Aeronautical University Inc, repair station NX42404M](https://openairdocs.org/faa-repair-station/NX42404M/embry-riddle-aeronautical-university-inc.md) (OpenAirDocs)
- Aircraft: [N117ER](https://openairdocs.org/aircraft/N117ER), registered now
- Make and model: Socata TB9
- Registry model: [Socata TB9](https://openairdocs.org/model/socata-group-aerospatiale-tb9) (OpenAirDocs)
- Aircraft serial: 1509
- Engine: Lyc O320D2A
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Guide
- Part number: 74230
- Condition: Cracked
- Location: Lower Portion
- Part time: 1,763 hours
- Component: LW12419
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX1704

## Discrepancy

DURING CYLINDER OVERHAUL, THE EXHAUST VALVE GUIDE WAS FOUND CRACKED IN THE LOWER PORTION.

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