General

(1)The scope of this Part shall be as described in Subsection 1.3.3. of Division A.

(2)Where the method of operation of an existing heating, ventilating or air-conditioning system is altered, the repair or component replacements that change the capacity or extent of safety of the system shall conform to this Code.

(1)This Part applies to systems and equipment for heating, ventilating and air-conditioning services.

(1)Words that appear in italics are defined in Article 1.4.1.2. of Division A.