In service during ferry flights overwater as to the Air Weapons Training Installation (AWTI) at Decimomannu Air Base in Sardinia; (SAKA -SArdinien KAmpagne - see below picture taken during the first training exercice which took place in January 1985).   

Note: the above degraded image is taken from the book “In Cockpit für die Schweiz” by Dölf Preisig and Ronald Sonderegger, for educational purposes only in accordance with the Berne Convention, Art. 10.