HONOLULU, Hawai'i – The Vulcans took a business trip to O'ahu and took the 10th-ranked team down to the wire in splitting weekend matchups with a thrilling five-set defeat to Chaminade (16-25, 25-19, 25-22, 19-25, 15-8) followed by a 3-1 victory over HPU (25-15, 24-26, 25-15, 25-22) in Pacific West Conference action.