Aviation Accident Summaries

Aviation Accident Summary CEN15CA410

Delphi, IN, USA

Aircraft #1

N4653H

PIPER PA-17

Analysis

The pilot had recently purchased the airplane. It was not equipped with a starter nor did it have a parking brake. Up until this time, the pilot had used someone else to hand prop the engine while he sat at the controls. This was the pilot's first attempt to start the engine by himself. The airplane was not tied down nor chocked. The engine started and the airplane taxied across the tarmac and collided with an airport-owned hangar. There was an intention for flight. The pilot admitted his "lack of experience with this aircraft and [his] overly-high confidence level [was the cause of the] accident."

Factual Information

According to the pilot's written statement, he had recently purchased the airplane. The airplane was not equipped with a starter nor did it have a parking brake. Up until this time, the pilot had used someone else to hand prop the engine while he sat at the controls. This was the pilot's first attempt to start the engine by himself. The airplane was not tied down nor chocked. The engine started on the second attempt. The pilot said he had either primed the engine too much or had the throttle set too high. When the engine started, it accelerated to high RPM and the airplane taxied across the tarmac and collided with an airport-owned hangar. There was an intention for flight. The pilot admitted his "lack of experience with this aircraft and [his] overly-high confidence level [was the cause of the] accident."

Probable Cause and Findings

The pilot's attempt to start the engine by himself without properly securing the airplane.

 

Source: NTSB Aviation Accident Database

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