	Following shakedown, "Moctobi" was assigned to duty in the Pacific with Service Force, United States Pacific Fleet. Departing Norfolk, Virginia on 1 September 1944, she stopped at New Orleans where she took in tow a section of the large floating dock USS ABSD-3 for the Marshall Islands on 8 September. She reached Eniwetok via Majuro on 21 November and then delivered another ABSD section, from Pearl Harbor, at Eniwetok on 29 December. She departed 2 January 1945 for Guam, dropping off ABD‑16 there on 9 January, then moving on to the important advance base at Ulithi.