# NTSB Accident CHI91LA272
> **PIPER PA-28-151** · 1991-08-23 · FREEBURG, IL, USA · NONE
## Event
- **NTSB number:** CHI91LA272
- **Event ID:** 20001212X17831
- **Type:** Accident
- **Date:** 1991-08-23
- **Location:** FREEBURG, IL, USA
- **Coordinates:** 38.419582, -89.901
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 3
- **Total aboard:** 3
## Aircraft
- **Make:** PIPER
- **Model:** PA-28-151
- **Registration:** N8479F
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

IMPROPER USE OF THE MIXTURE CONTROL BY THE PIC/CFI.  A FACTOR RELATED TO THE ACCIDENT WAS INADEQUATE FRICTION ON THE MIXTURE CONTROL LEVER.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI91LA272) · AI Analytics · CC0 1.0*