# NTSB Accident LAX94LA075
> **BELL 206B-III** · 1993-12-11 · FLAGSTAFF, AZ, USA · NONE
## Event
- **NTSB number:** LAX94LA075
- **Event ID:** 20001211X13878
- **Type:** Accident
- **Date:** 1993-12-11
- **Location:** FLAGSTAFF, AZ, USA
- **Coordinates:** 35.289905, -111.320907
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** BELL
- **Model:** 206B-III
- **Registration:** N2773R
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's improper initiation of an emergency autorotation into unsuitable terrain and subsequent hard landing and rollover.  A false annunciator indication, a failure of the N1 tach generator, the pilot's continued flight with a known aircraft defect, and the pilot's improper identification of the failed N1 gauge were factors in this accident.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX94LA075) · AI Analytics · CC0 1.0*