Carey was granted leave and returned to Britain on 13 June 1943 on 13 different flights, arriving on 24 June. After a stay with family, he attended the Central Gunnery School at RAF Sutton Bridge, which he completed in September 1943. While in Britain, Carey trained on the Supermarine Spitfire, Hawker Typhoon and P-51 Mustang which he expected to equip the training unit. When arrived back in India on 27 September began training personnel in tactics suitable for these aircraft. In December 1943 Amarda Road became the training school for the RAF Third Tactical Air Force established on 28 December. In April 1944, the P-47 Thunderbolt arrived to replace the ageing Hurricane in the close air support role. At this time, Carey also undertook training of United States Army Air Force pilots, tutoring them in air tactics specific to dealing with Japanese air and land targets. Thomas Williams, deputy, AOC Eastern Air Command at Air Command South East Asia, wrote to congratulate him on the effectiveness of his training courses which were well received by American airmen.
