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I <br /> � <br /> I i <br /> I � <br /> requirements. Provide drain valve. Provide factory installed, i <br /> ma�esium anode rods for corrosion protection. Materials shall � <br /> comply with requirements of applicable NSF, AWWA, or FDA <br /> and EPA regulatory standards for tasteless and odorless, potable- <br /> water-tank linings. , � <br /> C. Heating Elements: Medium watt density, screw-in type with i <br /> Incaloy sheath and ceramic terminal block. i <br /> � <br /> D. Electrical: Voltage and phasing as scheduled. Provide factory; <br /> installed terminal block,power circuit fusing, and control voltage <br /> transformer. Comply with NFPA 70, "National Electrical Codie". <br /> Water heater shall be UL listed as an assembly. <br /> � <br /> E. Controls: Provide high temperature cutoff switch, low water cutoff <br /> switch, indicating/pilot lights, seven day time clock, and � <br /> thermostatic sequencing control. ; <br /> i � <br /> F. Safety: Provide ASME temperature and pressure relief valve. ; <br /> Provide vacuum relief valve. ' <br /> PART 3 -EXECUTION � � <br /> � <br /> 3.1 INSTALLATION <br /> A. Verify location and clearance requirements. ' <br /> ; <br /> B. Install heater in accordance with manufacturer's recommendati�ons <br />' and project drawings. � <br /> � <br /> C. Install water heaters on concrete bases. Set and connect units � <br /> according to manufacturer's written instructions. Install units � <br /> plumb, level, and firmly anchored in locations indicated. Mairitain <br /> manufacturer's recommended clearances. Install so controls arid <br /> devices are accessible for service. ; <br /> � i <br /> D. Extend relief valve outlet with water piping in continuous <br /> downward pitch and discharge to closest floor drain. Insulate relief <br /> valve discharge piping. � <br /> I <br /> E. Test and adjust operating and safety controls. Replace damage�. <br /> and malfunctioning controls and equipment. ! <br /> END OF SECTION � • <br /> ICT 99184 � <br /> 15423 - 2 � <br />