# SDR 20010501CW019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2001
- Submitted: May 1, 2001
- Operation: General aviation
- Engine: Cont IO520F
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: SA52000A1
- Part serial: 18846
- Condition: Destroyed
- Location: Nr 3
- Part time: 96 hours
- 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/20010501CW019

## Discrepancy

NR 3 CYLINDER AND PISTON ASSEMBLY.  REMOVED DUE TO LOW COMPRESSION AND COMPLAINT FROM PILOT OF RUNNING ROUGH.  PISTON APPEARS TO HAVE SEVERE PREIGNITION OR DETONATION.

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