In 1966 Johannes Steinhoff took over command of the Luftwaffe and grounded the entire Luftwaffe and Bundesmarine F-104 fleet until he was satisfied that problems had been resolved or at least reduced.
I 1966 overtog Johannes Steinhoff kommandoen over Luftwaffe og gav hele F-104 flåden tilhørende Luftwaffe og Bundesmarine et flyveforbud, indtil han var overbevist om at problemerne var løst eller i det mindste stærkt reducerede.