这是一个可搜索的PDF。1.1范围1。1.1本标准适用于新生产的泳池加热器（见第四部分，定义），以下简称泳池加热器或器具，完全由新的、未使用的部件和材料制成，用于加热常压下储存的不可饮用水，如游泳池、水疗中心、热水浴缸和类似应用中的水:（a）用于天然气；（b） 用于人造气体；（c） 用于混合气体；（d） 用于液化石油气；和（e）用于液化石油气-空气混合物。1.1.2本标准还适用于距离泳池或水疗中心内表面不到5英尺（1.52米）的泳池加热器，以下称为近距离加热器（见第四部分，定义）。1.1.3本标准也适用于室内安装的带通风罩的泳池加热器，其工厂配备了自动通风挡板装置（见第四部分，定义），以下称为通风挡板装置。 1.1.4本标准也适用于除直接通风型外的池式加热器，这些池式加热器在工厂配备了电动或机械驱动的自动烟道挡板装置（见第四部分，定义），以下简称“烟道挡板装置”。1.1.5如果本标准中给出的测量值后跟其他单位的等效值，则第一个规定值应视为规范值。1.1.6除非另有规定，否则本标准中提及的所有psi均应视为表压。1.1.7附件D包含美国独有的条款。1.1.8附件E包含加拿大独有的条款。1.1.9附件F（列出的燃气器具转换套件的可选规定）概述了适用于设计用于可选列出的转换套件的热水器的特殊构造规定。 )1.1.10附件G包含本标准中引用的标准列表，以及这些参考标准的来源。

This is a searchable PDF.1.1Scope1.1.1This standard applies to newly produced pool heaters (see Part IV, Definitions), hereinafter referred to as pool heaters or appliances, constructed entirely of new, unused parts and materials, for heating nonpotable water stored at atmospheric p ressure, such as water in swimming pools, spas, hot tubs and similar applications:(a) For use with natural gas; (b) For use with manufactured gas; (c) For use with mixed gas; (d) For use with liquefied petroleum gases; and (e) For use with LP gas-air mixtures.1.1.2This standard also applies to pool heaters intended for installation at a distance less than 5 feet (1.52 m) from the inside surface of a pool or spa, hereinafter referred to as close proximity heaters (see Part IV, Definitions).1.1.3This standard also applies to pool heaters for indoor installation with draft hoods which are factory equipped with automatic vent damper devices (see Part IV, Definitions), hereinafter referred to as vent damper devices.1.1.4This standard also applies to pool heaters of other than the direct vent type which are factory equipped with electrically operated or mechanically actuated automatic flue damper devices (see Part IV, Definitions), hereinafter referred to as fl ue damper devices.1.1.5If 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.1.1.6All references to psi throughout this standard are to be considered gage pressure unless otherwise specified.1.1.7Exhibit D contains provisions that are unique to the United States.1.1.8Exhibit E contains provisions that are unique to Canada.1.1.9Special construction provisions applicable to a water heater designed for use with an optional listed conversion kit are outlined under Exhibit F (Optional Provisions of Listed Gas Appliance Conversion Kits.)1.1.10Exhibit G contains a list of standards referenced in this standard, and sources from which these reference standards may be obtained.