# NTSB Accident CHI98LA097
> **Piper PA-23-250** · 1998-02-23 · PEORIA, IL, USA · NONE
## Event
- **NTSB number:** CHI98LA097
- **Event ID:** 20001211X09529
- **Type:** Accident
- **Date:** 1998-02-23
- **Location:** PEORIA, IL, USA
- **Coordinates:** 40.630611, -89.689979
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Piper
- **Model:** PA-23-250
- **Registration:** N54231
- **FAR Part:** 135
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

an improper preflight inspection of the airplane by the pilot and the inadvertant stall/mush which was encountered.  A factor associated with this accident was the pilot's decision to continue to use the emergency hydraulic hand pump rather than the CO2 bottle to extend the landing gear which resulted in the landing gear not fully extending.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI98LA097) · AI Analytics · CC0 1.0*