# SDR CA040915005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2004
- Submitted: March 3, 2005
- Operation: General aviation
- Make and model: Dhav DHC3
- Aircraft time: 7,573 hours
- Engine: Pwa R1340AN1
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 399359
- Condition: Cracked
- Location: Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA040915005

## Discrepancy

(CAN) CYLINDER EXHAUST VALVE EAR BROKEN OFF. CRACK INITIATED FROM THE ROCKER SHAFT BUSHING AREA AND CRACKED AROUND TO OPPOSITE SIDE. COMPLETE TOP CAME OFF FROM BUSHING TO BUSHING.

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