Title: Champion Model 7ECA, 7GCAA, 7GCBC and 7KCAB Airplanes
Effective Date: September 30, 1971
Subject: Structural failure of the lower longerons
Title: Champion Model 7ECA, 7GCAA, 7GCBC and 7KCAB Airplanes
Effective Date: September 30, 1971
Subject: Structural failure of the lower longerons