Pilots accidentally moved the propeller controller level into the feathered position, resulting in the accident that claimed the lives of 72 people.
The Nepalese Aircraft Accident Investigation Commission (AAIC) has concluded its investigation into the Yeti Airlines ATR 72-500, registered as 9N-ANC, crash, when 72 people onboard, including 68 passengers and four crew members, passed away on January 15, 2023. The AAIC, which submitted its report to the Nepalese Ministry of Culture, Tourism and Civil Aviation (MoCTCA), found the probable cause was the feathering of the two turboprop engines.