Former New Haven Police Department Chief and current Director of West Campus security Francisco Ortiz Jr. assumed the role of chairman of the New Haven Board of Fire Commissioners on Tuesday. Board members are appointed by the mayor for three-year terms. Ortiz’s tenure on the five-member board runs until Feb. 1, 2012. With the fire chief, the Board of Fire Commissioners is in charge of making all the rules and regulations relating to the administration of the fire department. Ortiz left his post at the NHPD and took on his role at Yale last April.