{"product_id":"raypak-digital-asme-b-r406a-en-x-50-pool-heater-natural-gas-399-000-btu-cupronickel-bronze-017402","title":"Raypak 017402 Digital ASME B-R406A-EN-X #50 Pool Heater, Natural Gas, 399,000 BTU, Cupronickel, Bronze Headers","description":"\u003cdiv class=\"pps-details\"\u003e\n\u003cp\u003eRaypak item \u003cstrong\u003e017402\u003c\/strong\u003e: Digital ASME B-R406A-EN-X #50 pool heater, natural gas, 399,000 BTU. A natural gas pool and spa heater with a cupro-nickel heat exchanger, rated 399,000 BTU\/h input for installations from 0 to 2,000 ft elevation.\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\u003e017402\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\u003eModel\u003c\/th\u003e\n\u003ctd\u003eB-R406A-EN-X #50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC\u003c\/th\u003e\n\u003ctd\u003e840891042198\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput\u003c\/th\u003e\n\u003ctd\u003e399,000 BTU\/h (116.9 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\u003e269 lb with stackless top; indoor draft hood 21 lb\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\u003eUse: commercial pools and spas, and other installations where an ASME-certified heater is required. Raypak lists the propane version as item 017414, item 017406 for 2,000 to 6,000 ft and item 017410 for 6,000 to 9,000 ft. The same heater with copper tubes is Raypak item 017374.\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 009841 and a vent to the outside.\u003c\/li\u003e\n\u003cli\u003ePump flow between 40 and 100 GPM. Above 100 GPM Raypak calls for an external bypass valve.\u003c\/li\u003e\n\u003cli\u003eAtmospheric heater, not a Low NOx model. Raypak's Low NOx ASME heaters are the 207A to 407A series.\u003c\/li\u003e\n\u003cli\u003eRaypak lists the Digital ASME series at 82% thermal efficiency.\u003c\/li\u003e\n\u003cli\u003eASME heat exchanger, HLW-stamped and National Board registered, 100 PSIG maximum allowable working pressure. Bronze headers, cupronickel fin tubes, steel tube sheets.\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 29 in. wide, 28 in. deep, 38 in. high; 40 in. to the top of the outdoor stackless top. Flue diameter 9 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\u003eRaypak's pipe sizing table allows 3\/4 in. pipe on the 406A only for the last 5 ft at the gas valve. Size the supply line from the table in the manual.\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":44061982523611,"sku":"017402","price":5764.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/8343\/5483\/files\/1am9uC2NAvod7FptqF7lv6IcISgo0hsnT.jpg?v=1791053037","url":"https:\/\/premierpools.com\/products\/raypak-digital-asme-b-r406a-en-x-50-pool-heater-natural-gas-399-000-btu-cupronickel-bronze-017402","provider":"Premier Pool \u0026 Spa","version":"1.0","type":"link"}