1.1 Scope 1.1.1 These requirements apply to manually lighted, natural gas, decorative gas appliances for installation in solid-fuel burning fireplaces, (see Part IV, Definitions), hereinafter referred to as appliances, for use with natural gas only, at a maximum input rating of 90,000 Btu/hr
(26 376 W) (except as noted in 1.7, Piezo-Electric Ignitors), which are constructed entirely of new, unused parts and materials. These appliances do not incorporate a pilot burner or an automatic gas ignition system. The main burner(s) is intended to be lighted by hand each time the appliance is used. The construction of manually lighted, natural gas, decorative gas appliances for installation in solid-fuel burning fireplaces is covered under Part I. The performance of manually lighted, natural gas, decorative appliances for installation in solid-fuel burning fireplaces is covered under Part II. 1.1.2 Manually lighted, natural gas, decorative appliances for installation in solid-fuel burning fireplaces shall not be thermostatically controlled. 1.1.3 This standard does not cover unvented room heaters. 1.1.4 The use of the term "appliance" henceforth in this standard is in reference to a manually lighted, natural gas, decorative gas appliance for installation in a solid fuel burning fireplace. 1.1.5 If a value for measurement as given in this standard is followed by an equivalent value in other units, the first stated value is to be regarded as the specification. 1.1.6 Exhibit B (List of Reference Standards) contains a list of standards specifically referenced in this standard and sources from which they may be obtained. It is the responsibility of the user of this Standard to determine which referenced standard applies based on the requirements of the authority having jurisdiction at the location of the installation.