Section 658-109-6 - INSTALLATIONS1. Whenever a furnace, direct-fired hot water heater, or boiler is installed, the total installation must be brought into compliance with the requirements of NFPA # 31 and all other Rules adopted by the Board BEFORE the furnace, direct-fired hot water heater, or boiler is fired. Prior to leaving the installation (whether installed inside or outside any structure) unsupervised, the licensed oil burner and/or solid fuel technician shall observe, inspect, and test the equipment to ensure that the installation is operating safely and properly and meets all applicable Rules.2. Whenever a new burner is installed, the wiring shall be brought into compliance with the requirements of these Rules before the unit is fired. The wiring update must include the following: A. Properly rated fuse or breaker.B. Properly rated wiring.C. Properly installed and located emergency switch.D. Properly installed and located thermal electric switch.E. Properly installed and located service switch.F. Properly installed and located low water cut-off.3. When performing an installation, a combustion efficiency test shall be conducted and a copy of the test results shall be posted on-site.4. When an emergency situation arises that does not allow adequate time to get the chimney lined and/or repaired before installing the new heating appliance, the licensee may defer the required repairs for up to 90 days. It is the licensee's responsibility to ensure that the installation meets all standards adopted by the Board and the manufacturer's instructions. The licensee must either install or have installed the required liner or make the proper repairs within the 90 day time period. An emergency situation may include, but is not limited to, situations of serious equipment failure, such as a cracked heat exchanger of a warm air furnace or a leaking boiler in cold weather. Emergency situations may also include failure of equipment that generates hot water and the unavailability of a chimney professional. (See Appendix F)5.Heat Loss RequirementA.New Installations. Heat loss system design and system load calculations for all new installations shall be performed prior to the installation. The licensee must retain a copy of the heat loss system design and system load calculations such that it may be produced for inspection upon request of the board compliance officers.B.Replacement Systems. A heat loss and/or load calculation shall be conducted before replacement. The licensee must retain a copy of the heat loss system design or system load calculations, or the stamped plans of an engineered system, such that they may be produced for inspection upon request of the board compliance officers.02-658 C.M.R. ch. 109, § 6