# NTSB Accident CEN14LA235
> **PAZMANY PL 4** · 2014-05-10 · Yates City, IL, USA · MINR
## Event
- **NTSB number:** CEN14LA235
- **Event ID:** 20140512X73821
- **Type:** Accident
- **Date:** 2014-05-10
- **Location:** Yates City, IL, USA
- **Coordinates:** 40.773887, -90.074447
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PAZMANY
- **Model:** PL 4
- **Registration:** N44PL
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A loss of propeller thrust due to a failure of the reduction drive unit resulting from the improper installation of the unit. Contributing to the accident was a lack of documentation for the reduction drive unit installation.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN14LA235) · AI Analytics · CC0 1.0*