# SDR N3XR 10_7_21_03

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2021
- Submitted: October 7, 2021
- 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: N307ER
- 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: 42N207
- Aircraft time: 3,277 hours
- System (JASC): [6122 · Propeller Governor](https://openairdocs.org/jasc/6122)
- Part: Governor
- Part number: P87716
- Part serial: 21G19KG
- Condition: Inoperative
- Location: Zone 600
- Part time: 77 hours
- Stage of operation: TX
- How discovered: V
- Nature of condition: R
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/N3XR%2010_7_21_03

## Discrepancy

DURING PRE-TAKEOFF RUN-UP THE RIGHT ENGINE GOVERNOR FAILED TO PRODUCE THE CORRECT RPM. THE GOVERNOR WAS REPLACED

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