# NTSB Accident LAX01LA083
> **Eurocopter AS-350-B2** · 2001-02-01 · Lihue, HI, USA · MINR
## Event
- **NTSB number:** LAX01LA083
- **Event ID:** 20010206X00403
- **Type:** Accident
- **Date:** 2001-02-01
- **Location:** Lihue, HI, USA
- **Coordinates:** 21.966667, -159.333328
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Eurocopter
- **Model:** AS-350-B2
- **Registration:** N985SA
- **FAR Part:** 135
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The manufacturer's inadequate collective lock design, which resulted in the collective unlocking during a preflight check and subsequent unintentional liftoff and loss of helicopter control.  The pilot's loss of control was due in part to the unavailability of the hydraulic system.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX01LA083) · AI Analytics · CC0 1.0*