{"product_id":"raypak-digital-asme-b-r336a-en-x-50-pool-heater-natural-gas-332-500-btu-cupronickel-bronze-017401","title":"Raypak 017401 Digital ASME B-R336A-EN-X #50 Pool Heater, Natural Gas, 332,500 BTU, Cupronickel, Bronze Headers","description":"\u003cdiv class=\"pps-details\"\u003e\n\u003cp\u003eRaypak item \u003cstrong\u003e017401\u003c\/strong\u003e: Digital ASME B-R336A-EN-X #50 pool heater, natural gas, 332,500 BTU, cupronickel. A natural gas pool and spa heater with a cupronickel heat exchanger, built for elevations from 0 to 2,000 ft.\u003c\/p\u003e\n\u003ch3\u003eProduct details\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003e017401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eRaypak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDescription (per Raypak)\u003c\/th\u003e\n\u003ctd\u003eB-R336A-EN-X #50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC\u003c\/th\u003e\n\u003ctd\u003e840891042181\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput\u003c\/th\u003e\n\u003ctd\u003e332.5 MBTUH (332,500 BTU\/h; 97.4 kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGas type\u003c\/th\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElevation\u003c\/th\u003e\n\u003ctd\u003e0-2000 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeat exchanger\u003c\/th\u003e\n\u003ctd\u003eCupro-Nickel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping weight\u003c\/th\u003e\n\u003ctd\u003e250 lb with stackless top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRaypak reference\u003c\/th\u003e\n\u003ctd\u003eRaypak Residential Pool \u0026amp; Spa Product Catalog RP-P-902-6 rev D p. 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe Raypak Digital ASME 336A is built for commercial pools and spas and other installations where an ASME-certified heater is required. The heat exchanger is ASME-certified, HLW-stamped and National Board registered, 100 PSIG maximum allowable working pressure, with bronze headers, cupronickel fin tubes and steel tube sheets. Raypak lists the Digital ASME series at 82% thermal efficiency.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOther versions:\u003c\/strong\u003e propane is Raypak item 017413; 2,000 to 6,000 ft is item 017405 and 6,000 to 9,000 ft is item 017409; the same heater with copper tubes is item 017373.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOutdoor installation as shipped, using the stackless top packed with the heater. Indoor installation needs Raypak indoor stack kit 009840 and a vent to the outside.\u003c\/li\u003e\n\u003cli\u003ePump flow between 35 and 100 GPM. Above 100 GPM Raypak calls for an external bypass valve.\u003c\/li\u003e\n\u003cli\u003eThis is an atmospheric heater, not a Low NOx model. Raypak's Low NOx ASME heaters are the 207A to 407A series.\u003c\/li\u003e\n\u003cli\u003e75 PSI pressure relief valve included, shipped loose in the accessory carton; the header has a 3\/4 in. NPT connection for it.\u003c\/li\u003e\n\u003cli\u003eProTek Shield sacrificial assembly with its adapter, packed in the accessory carton for installation at the inlet connection of the bronze header.\u003c\/li\u003e\n\u003cli\u003eNatural gas supply pressure 6 in. WC minimum, 10.5 in. WC maximum. Gas connection 3\/4 in. NPT.\u003c\/li\u003e\n\u003cli\u003eElectronic intermittent ignition lights the pilot and main burners automatically on a call for heat.\u003c\/li\u003e\n\u003cli\u003eDigital control with LCD display: pool and spa modes, setpoint adjustable from 50 to 104 degrees F (maximum can be raised to 107), status and diagnostic messages, PIN control lockout. Remote-ready for two-wire or three-wire control systems.\u003c\/li\u003e\n\u003cli\u003eUnitherm Governor (thermostatic mixing valve) and automatic bypass valve built into the inlet\/outlet header.\u003c\/li\u003e\n\u003cli\u003ePower 120 or 240 VAC, single phase, 60 Hz. Draws 4 A at 120 V or 2 A at 240 V. Factory wired for 240 VAC. Not for 208 VAC.\u003c\/li\u003e\n\u003cli\u003eWater connections 2 in. slip, with CPVC unions. PVC pipe can be glued directly to the unions.\u003c\/li\u003e\n\u003cli\u003eCabinet 26 in. wide, 28 in. deep, 38 in. high; 40 in. to the top of the outdoor stackless top. Flue diameter 8 in.\u003c\/li\u003e\n\u003cli\u003eIn the carton: outdoor stackless (pagoda) top, two 2 in. CPVC union halves with O-rings, plastic finish flange for the gas line, bonding lug, pressure relief valve, ProTek Shield adapter and assembly.\u003c\/li\u003e\n\u003cli\u003eRaypak limited warranty for ASME pool and spa heaters: one year parts and labor.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRaypak rates the input for elevations up to 2,000 ft and reduces it 4% for each 1,000 ft above sea level beyond that, so order the version built for your elevation.\u003c\/li\u003e\n\u003cli\u003eSome jurisdictions require a flow switch on ASME installations. Raypak offers kit 015889F (flange connection) or 015890F (NPT connection) for that.\u003c\/li\u003e\n\u003cli\u003eOn ASME units a high-limit trip is a manual-reset fault, cleared with the MODE button.\u003c\/li\u003e\n\u003cli\u003eThe ProTek Shield is a wear item and is not covered by the warranty. Raypak says to replace it when its weight has dropped to about 40% of the original.\u003c\/li\u003e\n\u003cli\u003eSalt chlorinators and chemical feeders must be plumbed downstream of the heater. Raypak's water chemistry table allows up to 4,500 ppm salt.\u003c\/li\u003e\n\u003cli\u003eTo move the water connections to the other side on an ASME model, Raypak says to call the factory representative for instructions.\u003c\/li\u003e\n\u003cli\u003eGas, venting and electrical work must be done by a qualified installer or service agency and meet local codes. Raypak's warranty applies to heaters installed by a licensed service provider.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Raypak","offers":[{"title":"Default Title","offer_id":44062015979739,"sku":"017401","price":5152.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/8343\/5483\/files\/1AZIhyN6hurJ4QYkj7l2LeldghP5CPOwL.jpg?v=1791053036","url":"https:\/\/premierpools.com\/products\/raypak-digital-asme-b-r336a-en-x-50-pool-heater-natural-gas-332-500-btu-cupronickel-bronze-017401","provider":"Premier Pool \u0026 Spa","version":"1.0","type":"link"}