Aviation Accident Summaries

Aviation Accident Summary CHI85IA039

CHICAGO, IL, USA

Aircraft #1

N97RE

Rockwell NA-265-25

Analysis

ACFT CONTROL WAS TEMPORARILY LOST WHEN 36 DEGREES OF FLAPS WERE ADDED DUE TO ICE BUILD-UP BEHIND HEATED LEADING EDGE OF THE WING. RAISING THE FLAPS TO 20 DEGS ALLEVIATED THE CONTROL PROBLEM AND AN UNEVENTFUL LANDING WAS ACCOMPLISHED AT A HIGHER THAN NORMAL AIRSPEED. THE ACFT IS CERTIFIED FOR FLT INTO ICING CONDITIONS AND ALL ANTI-ICE SYSTEMS WERE ON AT THE TIME OF THIS INCIDENT. PLT REPORTS AT THE TIME MENTIONED ICING CONDITIONS RANGING FROM LIGHT RIME TO SEVERE CLEAR ICING. LIGHT RIME ICING WAS ALSO MENTIONED ON THE ATIS BROADCAST.

 

Source: NTSB Aviation Accident Database

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