One, perhaps two of these were still being used for training at Tri Duby airfield (today called Sliač Airport) in August 1944. They then effectively became part of the Kombinovaná letka (combined squadron) of the Slovak Insurgent Air Force during the Slovak National Uprising against the Germans in September 1944.
At Tri Duby airfield (now known as Sliač Airport), one or two of these aircraft were still being used for training by August 1944. They then became a crucial part of the Kombinovaná letka (combined squadron) of the Slovak Insurgent Air Force during the Slovak National Uprising against the Germans in September 1944.