# SDR N3XR202602260001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2026
- Submitted: February 26, 2026
- Operation: General aviation
- Filed by: [Embry-Riddle Aeronautical University Inc, repair station N3XR816N](https://openairdocs.org/faa-repair-station/N3XR816N/embry-riddle-aeronautical-university-inc.md) (OpenAirDocs)
- Aircraft: [N302ER](https://openairdocs.org/aircraft/N302ER), registered now
- Make and model: Diamon DA 42 NG
- Registry model: [Diamon DA 42 NG](https://openairdocs.org/model/diamond-aircraft-ind-da-42-ng) (OpenAirDocs)
- Aircraft serial: 42N527
- Aircraft time: 1,341 hours
- Engine: Austro E4
- Engine time: 197 hours
- System (JASC): [7100 · Powerplant System](https://openairdocs.org/jasc/7100)
- Part: Pulley
- Part number: E4A07200
- Condition: Failed
- Part time: 197 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/N3XR202602260001

## Discrepancy

DURING MAINTENANCE, THE CRANK PULLEY,  WAS DISCOVERED FAILED. THE CENTER DISC HAD BECOME SEPARATED FROM THE OUTER PULLEY RING. THE PART WAS REPLACED WITH A NEW UNIT.

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