# SDR CA100122005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2010
- Submitted: March 1, 2010
- Operation: General aviation
- Make and model: Cirrus SR20
- Registry model: [Cirrus SR20](https://openairdocs.org/model/cirrus-design-sr20) (OpenAirDocs)
- Aircraft time: 491 hours
- Engine: Cont IO360ES
- Propeller: Hartzl BHCJ2YF1
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Crankcase
- Condition: Cracked
- Location: Engine
- Part time: 670 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/CA100122005

## Discrepancy

(CAN) DURING A NORMAL MX ACTIVITY AND BEFORE PUTTING BACK THE TOP COWLING, 1 CRACK ON EACH ENG CRANKCASE WERE FOUND. BOTH CRACKS START FROM THE TOP SPLIT OF THE CASES (FROM AN ATTACHMENT BOLT) AND GOING DOWN APPROX 1 INCH.  ENGINE HAS BEEN REMOVED AND SENT TO ENGINE SHOP FOR INVESTIGATION AND REPAIR.

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