# SDR CA051121004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2005
- Submitted: December 2, 2005
- Operation: General aviation
- Make and model: Doug C54A-DC
- Registry model: [Doug C54A-DC](https://openairdocs.org/model/douglas-c54a-dc) (OpenAirDocs)
- Aircraft time: 68,000 hours
- Engine: Pwa R20007M2
- Propeller: Hamstd 23E50
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 153084
- Condition: Cracked
- Location: Nr 2 Engine
- Component: Engine, Pwa, R2007M2
- Stage of operation: CL
- How discovered: V
- Nature of condition: E
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA051121004

## Discrepancy

(CAN) NR 2 ENGINE WAS PRECAUTIONARILY SHUTDOWN DUE TO SHAKE.  IT WAS DISCOVERED THAT NR 10 CYLINDER WAS CRACKED AT THE EXHAUST EAR.  THE CYLINDER ASSY WAS REPLACED AND AIRCRAFT RETURNED TO SERVICE.

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