# NTSB Accident CHI92DEM01
> **ROSE WESLEY ROTORWAY WR EXEC** · 1992-04-18 · HUDSONVILLE, MI, USA · NONE
## Event
- **NTSB number:** CHI92DEM01
- **Event ID:** 20001211X14390
- **Type:** Accident
- **Date:** 1992-04-18
- **Location:** HUDSONVILLE, MI, USA
- **Coordinates:** 42.859634, -85.859718
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** ROSE WESLEY
- **Model:** ROTORWAY WR EXEC
- **Registration:** N6617L
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF AN INTAKE VALVE SPRING.  FACTORS RELATED TO THE ACCIDENT WERE THE LOW ALTITUDE AT WHICH THE AUTOROTATION WAS INITIATED AND THE SOFT TERRAIN ON WHICH THE HELICOPTER WAS LANDED.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI92DEM01) · AI Analytics · CC0 1.0*