# NTSB Accident SEA95LA077
> **HILLER UH-12E** · 1995-04-11 · TIMBER, OR, USA · SERS
## Event
- **NTSB number:** SEA95LA077
- **Event ID:** 20001207X03381
- **Type:** Accident
- **Date:** 1995-04-11
- **Location:** TIMBER, OR, USA
- **Coordinates:** 45.74097, -123.299049
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** HILLER
- **Model:** UH-12E
- **Registration:** N508HV
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S INADEQUATE AIRCRAFT PREFLIGHT DURING WHICH HE FAILED TO NOTICE THE MAIN ROTOR SHIPPING BLOCK HAD NOT BEEN REMOVED, AND THE RESULTANT RESTRICTED MOVEMENT OF THE FLIGHT CONTROL SYSTEM.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA95LA077) · AI Analytics · CC0 1.0*