# NTSB Accident CHI90DEP07
> **BELL 47-G2** · 1990-07-10 · HATLEY, WI, USA · NONE
## Event
- **NTSB number:** CHI90DEP07
- **Event ID:** 20001212X23618
- **Type:** Accident
- **Date:** 1990-07-10
- **Location:** HATLEY, WI, USA
- **Coordinates:** 44.879188, -89.32904
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** 47-G2
- **Registration:** N6768D
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PARTIAL LOSS OF POWER DUE TO STICKING INTAKE VALVES.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI90DEP07) · AI Analytics · CC0 1.0*