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Right before the outbreak of war, the aircraft was included into the Yugoslav Royal Air Force, deployed as a signalling plane but was destroyed during the bombing of Lazarevac airfield on 7 April 1941.
Flight tests conducted pre-test pilot Vasilije Stojanovic as the aircraft showed excellent properties, the Air Force Command has bought the prototype test pilot, which is 4 April 1941 flew in from Zemun in Kraljevo togedet with experiment group Yugoslav Royal Air Force.