# NTSB Accident FTW02LA117
> **Bell 206B** · 2002-04-11 · Walnut Hill, TX, USA · MINR
## Event
- **NTSB number:** FTW02LA117
- **Event ID:** 20020412X00503
- **Type:** Accident
- **Date:** 2002-04-11
- **Location:** Walnut Hill, TX, USA
- **Coordinates:** 32.846942, -96.851669
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 3
- **Total aboard:** 4
## Aircraft
- **Make:** Bell
- **Model:** 206B
- **Registration:** N513FD
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The loss of engine power as a result of the backing off of the PC air line "B" nut due to the improper installation by the company maintenance personnel.  Contributing factors were the inadequate preflight by the pilot and the lack of suitable terrain for the forced landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=FTW02LA117) · AI Analytics · CC0 1.0*