# SDR 2024FA0000367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2024
- Submitted: May 13, 2024
- Operation: General aviation
- Aircraft: [N615EM](https://openairdocs.org/aircraft/N615EM), registered now
- Make and model: Cirrus SR22
- Registry model: [Cirrus SR22](https://openairdocs.org/model/cirrus-design-sr22) (OpenAirDocs)
- Aircraft serial: 3682
- Engine: Cont IO550N
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder Head
- Part number: UNK
- Part serial: ABOVE
- Condition: Cracked
- Location: Zone 400
- Stage of operation: CR
- How discovered: O
- Nature of condition: M
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2024FA0000367

## Discrepancy

CYLINDERS 1, 3 AND 5 EXHIBIT CRACKS IDENTICAL TO SDR MSB09-1B, ALTHOUGH THEY ARE NOT INCLUDED IN THE SERVICE BULLETIN. CYLINDER PNS ARE UNREADABLE BUT SNS ARE AS FOLLOWS: •	CYLINDER 1 - ACO6CA702, CYLINDER 2 - AC04HC272, CYLINDER 3 - AC05BB268, CYLINDER 4 - AC04HA939, CYLINDER 5 - AC04HC301,CYLINDER 6 - AC05A (UNREADABLE AFTER THAT POINT). HOURS ARE UNKNOWN, LOGS HAVE BEEN REQUESTED BUT NOT SUPPLIED.  PICTURES AVAILABLE UPON REQUEST.

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