No fatalities

9 Dec 2017: MICHAEL ADAMCZYK ZENITH CH750 NO SERIES — Franklin, PA

Franklin, PA, United States

On 9 Dec 2017, a MICHAEL ADAMCZYK ZENITH CH750 NO SERIES was involved in an aviation accident near Franklin, PA. No fatalities were reported. Investigators recorded the probable cause as: The pilot applied too much aft stick during takeoff roll, leading to an unintentional steep climb at low airspeed and subsequent stall. This summary draws on records from NTSB.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

During a flight test, an experimental amateur-built airplane stalled on takeoff after the pilot applied excessive aft stick, resulting in a steep climb and impact. The right wing sustained substantial damage.

Overview

An experimental amateur-built airplane stalled and impacted the ground during a flight test. The pilot, who was flying the aircraft for the second time, reported the sequence of events. The airplane sustained substantial damage to the right wing.

Accident Sequence

According to the pilot, while conducting a flight test, he applied "too much aft stick" during the takeoff roll. This caused the airplane to enter an unintentional steep climb at a low airspeed. The airplane then rolled left by about 30 degrees. The pilot corrected by applying right control input, which caused the nose to drop. The pilot further reported that he may have reduced the throttle and overcorrected to the right. Subsequently, the airplane stalled and impacted the ground.

Aircraft Damage

The airplane sustained substantial damage to the right wing as a result of the impact.

Pilot Report

The pilot stated that this was his second flight in the accident airplane. He also reported that there were no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Probable cause

The pilot applied too much aft stick during takeoff roll, leading to an unintentional steep climb at low airspeed and subsequent stall.

Contributing factors

PilotIncorrect use/operationAirspeed — Not attained/maintained