The destroyer escort sailed on 19 February 1974 for refresher training at Guantanamo Bay. While there, she took part in ASW exercises in addition to testing her new LAMPS equipment. She returned to Norfolk on 27 April to make final preparations for her second overseas deployment. On 17 June, "Aylwin" set sail for the Mideast and the Indian Ocean. Her first stop was Roosevelt Roads, Puerto Rico, where she held gunnery exercises. She then proceeded to Trinidad for a refueling stop. "Aylwin" next put into Recife, Brazil, for a brief liberty period.