# NTSB Accident CHI98LA089
> **CHINESE A/F AERO IND DEV CTR PL-1B** · 1998-02-01 · SUGAR GROVE, IL, USA · NONE
## Event
- **NTSB number:** CHI98LA089
- **Event ID:** 20001211X09523
- **Type:** Accident
- **Date:** 1998-02-01
- **Location:** SUGAR GROVE, IL, USA
- **Coordinates:** 41.75909, -88.449798
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** CHINESE A/F AERO IND DEV CTR
- **Model:** PL-1B
- **Registration:** N830JT
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

inadequate design of the carburetor heat system by the manufacturer, and subsequent carburetor ice, which resulted in loss of engine power and a forced landing.  Factors relating to the accident were: carburetor icing (weather) conditions, and obstructions and uneven terrain in the emergency landing area.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI98LA089) · AI Analytics · CC0 1.0*