146. The stand-by loss percentage and the thermal efficiency mentioned in sections 144 and 145 shall be determined in conformance with the method described in CAN1-4.1-M85 Gas-Fired Automatic Storage Type Water Heaters with Inputs less than 75,000 Btu/h. In the case of oil-fired service water heaters, the heat input Q • H referred to in the Standard shall be determined by multiplying the total volume of oil used in the test by the heating value of the oil.
O.C. 89-83, s. 146; O.C. 1211-92, s. 22.