# NTSB Accident DEN06LA044
> **Piper PA-28RT-201T** · 2006-02-25 · Parker, CO, USA · NONE
## Event
- **NTSB number:** DEN06LA044
- **Event ID:** 20060228X00252
- **Type:** Accident
- **Date:** 2006-02-25
- **Location:** Parker, CO, USA
- **Coordinates:** 39.499034, -104.760871
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** Piper
- **Model:** PA-28RT-201T
- **Registration:** N2939V
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the improper maintenance procedures resulting in the unseating of the number two main bearing. Contributing factors include the mechanic's improper troubleshooting procedures, and the pilot's improper decision to continue operating the airplane with known internal excessive engine wear, and engine rpm issues.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN06LA044) · AI Analytics · CC0 1.0*