Said local Board of Health shall appoint a local Registrar of Vital Statistics, Secretary and Sanitary Inspector, who may be the same person, and a Plumbing Inspector, and may appoint such other officers or assistants as it may deem necessary. The term of office of such local Registrar shall be three years and until his or her successor has been appointed and qualified; and any vacancy occurring in such office shall be filled for the unexpired term only. All appointees of said Board shall be governed by the rules of said Board and be subject to all laws, rules and regulations governing such officers, and they may be removed for cause by said Board. The Sanitary Inspector shall promptly report to the local Board of Health every violation of the health ordinances of the borough coming to his or her view or knowledge.