"furious" was reduced to reserve on 1 july 1930 in preparation for a lengthy overhaul at devonport. it lasted from september 1930 to february 1932 and was focused on refitting her machinery and re-tubing her boilers. in addition her quarterdeck was raised by one deck, the aa armament was revised and spraying facilities were fitted in the hangars. upon completion, she ran a full-power trial on 16 february 1932 where her maximum speed was from a total of .