Pedzisa mutsara unotevera: Akaberekerwa muHausham, Wurmheller akanga ari mutyairi wendege dzinobhururuka achiri muduku, uye akazvipira nokuda kwebasa rechiuto muLuftwaffe yeGermany yeNazi muna 1937. Zvichitevera kudzidziswa kubhururuka akaiswa ku "Jagdgeschwader" 53 (JG 53 <unk> 53rd Fighter Wing) muna 1939. Akatora kukunda kwake kwokutanga mumhepo kuWestern Front musi wa30 September 1939, chikamu cheHondo Yenyika II yainzi Phoney War. Ipapo akashanda somurayiridzi wekubhururuka asati adzokera kuJG 53 nokuda kweHondo yeBritain. Muna June 1941 akabatanidzwa muOperation Barbarossa, kupindirwa kweGermany muSoviet Union. Akapihwa Knight's Cross yeIron Cross musi wa4 Gunyana 1941 mushure mekukunda makumi matatu nemaviri. Zvichitevera imwe rwendo sezvo murayiridzi murwi mutyairi wendege, akanga posted kuna "Jagdgeschwader" 2 "Richthofen" (JG 2<unk>2nd Fighter Wing) kushanda pamusoro Channel Front. Wurmheller akawana kukunda kunomwe mumhepo mukati me
Dieppe Raid musi wa19 Nyamavhuvhu 1942 uye mushure mekukunda kwake kwechi67 akapihwa Knight's Cross yeIron Cross neOak Leaves musi wa1 Gumiguru 1942.