# Accident 19910505016949A: Robsin R22BETA, Ann Arbor, MI, May 5, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 5, 1991, 17:38 local time
- Place: Ann Arbor, MI
- Airport: Ann Arbor Municipal Airport
- Damage: Substantial damage
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: General operating rules (Part 91)
- Location: 42.2696° N, 83.7292° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=42.2696&lon=-83.7292&mi=10
- Aircraft: N2360K, a cancelled registration (https://openairdocs.org/deregistered/N2360K-2013-06-13) (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: 1,355 total, 65 in this make and model
- NTSB investigation: [NTSB CHI91LA146](https://openairdocs.org/ntsb/CHI91LA146) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910505016949A

## Narrative

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

ENGINE QUIT APPROACHING AIRPORT. ALLOWED ROTOR RPM DECAY. TUMBLED ON IMPACT. DID NOT USE CARB HEAT. GAUGE IN ERROR

## 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 CHI91LA146](https://openairdocs.org/ntsb/CHI91LA146), May 5, 1991: Robinson R22 Beta (N2360K), Ann Arbor, MI, substantial damage. Probable cause: LOSS OF ENGINE POWER DUE TO CARBURETOR ICE, AND THE PILOT'S FAILURE TO USE CARBURETOR HEAT. FACTORS RELATED TO THE ACCIDENT WERE: CARBURETOR ICING CONDITIONS, AND A FALSE INDICATION FROM THE…

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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