# Accident 20040512011519A: Robsin R22BETA, Winsted, MN, May 12, 2004

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 12, 2004, 11:44 local time
- Place: Winsted, MN
- Damage: Destroyed
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 44.9658° N, 94.0489° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=44.9658&lon=-94.0489&mi=10
- Aircraft: N2301F, a cancelled registration (https://openairdocs.org/deregistered/N2301F-2006-08-11) (OpenAirDocs)
- Registry model: Robinson Helicopter R22 BETA (registry code 7640110, https://openairdocs.org/model/robinson-helicopter-r22-beta) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: ROBSIN R22BETA
- Reported engine: LYC O320B2C
- Fatal injuries: 0
- Pilot flight hours: 360 total, 192 in this make and model, 11 in the last 90 days
- NTSB investigation: [NTSB CHI04LA119](https://openairdocs.org/ntsb/CHI04LA119) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20040512011519A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) ON MAY 12, 2004 GARY MATTHYS WAS PIC OF N2301F (ROBINSON R-22 BETA II HELICOPTER) AT APPROXIMATELY 700 FEET AGL NEAR WINSTED, MN WHEN HE HEARD A LOUD SNAP, THEN SMELLED BURNING RUBBER AND THE CLUTCH LIGHT ILLUMINATED. MR. MATHYS ASSUMED HE WAS LOSING AND/OR HAD LOST THE DRIVE BELTS. HE IMMEDIATELY INITIATED AN AUTOROTATION AND IMPACTED THE GROUND DESTROYING THE AIRCRAFT. MR. MATHYS SUSTAINED NO SERIOUS INJURIES. UPON INSPECTION OF THE AIRCRAFT IT IS SUSPECTED THAT ONE OF THE V-BELTS FAILED CAUSING BOTH V-BELTS TO COME OFF THE SHEAVES FORCING MR. MATHYS TO MAKE AN EMERGENCY LANDING.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI04LA119](https://openairdocs.org/ntsb/CHI04LA119), May 12, 2004: Robinson R22 Beta (N2301F), Winsted, MN, substantial damage. Probable cause: The failure of the main rotor drive belts for an undetermined reason, and the pilot's misjudged flare during the autorotation.

## Other reports on N2301F (1)

Matched to the same aircraft by N-number and date.

- [Accident 20030904036889A](https://openairdocs.org/incident/20030904036889A), Sep 4, 2003: Robsin R22BETA (N2301F), Argusville, ND, Substantial damage. (-23) The owner/operator struck powerlines during a personal flight resulting in damage to the main rotor, mast fairing, and antennas. Aircraft accident was…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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