# SDR HYIA20260522001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2026
- Submitted: May 23, 2026
- Operation: Air carrier
- Aircraft: [N989CA](https://openairdocs.org/aircraft/N989CA), registered now
- Make and model: Tecnam P2012
- Aircraft serial: 020US
- Aircraft time: 4,011 hours, 3,731 cycles
- Engine: Lyc TEO540C1A
- Engine time: 2,834 hours, 2,535 cycles
- System (JASC): [6120 · Propeller Controlling System](https://openairdocs.org/jasc/6120)
- Part: Governor
- Part number: P88171
- Part serial: 20G1019K
- Condition: Faulted
- Location: Right
- Part time: 2,772 hours, 3,237 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: R
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HYIA20260522001

## Discrepancy

PILOT REPORTED AN UN-COMMANDED FEATHER ON THE RIGHT ENGINE. MAINTENANCE INSPECTED RH PROP AND FOUND NO DEFECTS NOTED AT THIS TIME. REMOVED RH PROP GOVERNOR AND INSPECTED INSIDE CRANK CASE AND FOUND NO DEFECTS. NOTED THAT RH PROP GOVERNOR NOT HITTING BOTH STOPS COMPLETELY. REMOVED AND REPLACED RH PROP GOVERNOR WITH NO FURTHER DEFECTS NOTED.

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