21 August, the RAF Fighter Command targeted a chemical plant at Chocques with "Circus" No. 83 and Nr. 84. Following combat, Glunz made a forced landing of Bf 109 E-7 at Saint-Omer. On 27 August, the Fighter Command sent "Circus" No. 85 to saint-Omer and Nr. 86 to the power station at Lille. All three Gruppen of JG 26 were dispatched and intercepted "Circus" No. 85. During this encounter, Glunz claimed his first aerial victory with JG 26, his sixth in total, when he shot down a Spitfire fighter near Bergues. On 3 September, 4. Staffel went to Le Bourget for conversion training to the then new Focke Wulf Fw 190 radial engine powered fighter. That day, Glunz made his maiden flight on the Fw 190 under the guidance of Oberleutnant Karl Borris who was leading the training program. Glunz flew the Bf 109 operationally at least once more. On 8 September, flying a Bf 109 E-7, he participated on a fighter escort mission for two destroyers passing through the Strait of Dover. Later that day, he made another training flight on the Fw 190. On 18 September, Adolph was killed in action, in consequence command of II. Gruppe was given to Hauptmann Joachim Müncheberg. Glunz received the Front Flying Clasp of the Luftwaffe for fighter pilots in Silver () on 1 October. During a landing accident at Moorsele Airfield the following day, he damaged the landing gear of his Fw 190 A-1 (Werknummer 0020). On 5 November, Glunz claimed his first aerial victory flying the Fw 190. A "Rhubarb" flown by No. 611 Squadron was intercepted by Glunz and his wingman off Gravelines. In this encounter, Glunz claimed a Spitfire fighter shot down. His opponent may have been Sergeant William Philip Dales from No. 611 Squadron who was killed in action. On 8 November Fighter Command flew the last "Circus" of the year. "Circus" Nr. 110 targeted the railroad repair facility at Lille. In an air battle which involved Spitfire fighters of Royal Canadian Air Force (RCAF) No. 412 Squadron, based at RAF Wellingore, Glunz was credited with shooting down a Spitfire fighter north of Calais. His first aerial battle in 1942 occurred on 9 January. Glunz and his wingman, Unteroffizier Josef Siecker, chased two Spitfire fighters from No. 71 Squadron, one of the American Eagle Squadrons in the RAF. In this encounter, Sieker was shot down and killed