# NTSB Accident CEN23LA250
> **CHAMPION 7EC** · 2023-06-21 · Waunakee, WI, USA · MINR
## Event
- **NTSB number:** CEN23LA250
- **Event ID:** 20230621192417
- **Type:** Accident
- **Date:** 2023-06-21
- **Location:** Waunakee, WI, USA
- **Coordinates:** 43.184189, -89.45263
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** CHAMPION
- **Model:** 7EC
- **Registration:** N80461
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A total loss of engine power during the initial takeoff climb due to a worn manual fuel primer pump locking mechanism, which resulted in an unlocked primer and an overly rich fuel mixture.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN23LA250) · AI Analytics · CC0 1.0*