{"product_id":"jandy-jxi-natural-gas-low-nox-pool-and-spa-heater-400k-btu-jxi400nn-parts-diagram","title":"Jandy JXi Natural Gas Low-NOx Pool and Spa Heater 400K BTU JXI400NN Parts \u0026 Diagram","description":"\u003cp\u003eReplacement parts and exploded parts diagram for the Jandy JXi Natural Gas Low-NOx Pool and Spa Heater 400K BTU (model JXI400NN). Find the part on the diagram, then look for the same number (#) next to each part in the Available Parts list and add the parts you need to your cart.\u003c\/p\u003e\u003cp\u003eParts marked Alternate are compatible replacements from other manufacturers.\u003c\/p\u003e\u003ch3\u003eOther Parts on This Diagram\u003c\/h3\u003e\u003cp\u003eThese parts are not listed for online purchase. Contact us with the diagram number and part number to order.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e#2\u003c\/strong\u003e – R0592500 – JXI Jacket Corner Post \u003cem\u003e(Cabinet Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#3\u003c\/strong\u003e – R0592600 – JXI Base Kit \u003cem\u003e(Cabinet Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#4\u003c\/strong\u003e – R0592700 – JXI Front\/ Back Panel \u003cem\u003e(Cabinet Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#5\u003c\/strong\u003e – R0592900 – 2\/SET Side Panel Kit \u003cem\u003e(Cabinet Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#7\u003c\/strong\u003e – R0593300 – JXI Jacket Hardware Kit \u003cem\u003e(Cabinet Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#9\u003c\/strong\u003e – R0591800 – JXI GAS Inlet \u0026amp; Electric Hole Plug Kit \u003cem\u003e(Cabinet Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#9\u003c\/strong\u003e – R0590200 – JXI Exhaust Elbow Assy \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#10\u003c\/strong\u003e – R0590400 – JXI Band Clamp Kit \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#11\u003c\/strong\u003e – R0590500 – JXI Internal Refractory Repl Kit \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#14\u003c\/strong\u003e – R0590800 – JXI Combustion Chamber Lid \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#16\u003c\/strong\u003e – R0305400 – JXI Sight Glass Kit \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#18\u003c\/strong\u003e – R0591000 – JXI External Refractory Kit \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#20\u003c\/strong\u003e – R0746905 – 400K JXI Cu-Ni Heat Exchanger \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#21\u003c\/strong\u003e – R0805805 – JXI400 Heat Exchanger W\/ Header \u0026amp; Combustion Chamber \u003cem\u003e(Combustion Chamber Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#22\u003c\/strong\u003e – R0591200 – JXI AIR Intake Grate \u003cem\u003e(Burner Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#26\u003c\/strong\u003e – R0591705 – 400 JXI Burner GAS Supply System Kit \u003cem\u003e(Burner Assembly)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#29\u003c\/strong\u003e – R0589700 – JXI Thermal Regulator Valve \u003cem\u003e(Water System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#31\u003c\/strong\u003e – R0446000 – 2\/PK Drain Plug W\/ Oring \u003cem\u003e(Water System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#37\u003c\/strong\u003e – R0449000 – 2\" x 2 1\/2\" Tail Piece With O-Ring and Coupling Nut Set of 2 \u003cem\u003e(Water System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#38\u003c\/strong\u003e – SEAQL1001 – RS Temp Sensor Aqualink Sweep Elbow \u003cem\u003e(Water System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#42\u003c\/strong\u003e – R0725203 – 400K JXI Flow Plate Assy \u003cem\u003e(Water System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#43\u003c\/strong\u003e – JXIVFKIT – JXI Versaflo Bypass Accessory Kit \u003cem\u003e(Water System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#52\u003c\/strong\u003e – R0456500 – JXI\/ LXI\/ Legacy Temperature Sensor \u003cem\u003e(Electrical System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#55\u003c\/strong\u003e – R0457700 – JXi Power Interface Harness \u003cem\u003e(Electrical System)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease confirm your model number matches your existing equipment before ordering.\u003c\/p\u003e","brand":"Jandy","offers":[{"title":"Default Title","offer_id":52557036617944,"sku":"DIAGRAM-JXI400NN","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/3389\/9224\/files\/LAR-15-836-sch.jpg?v=1790369644","url":"https:\/\/poolsupply4less.com\/products\/jandy-jxi-natural-gas-low-nox-pool-and-spa-heater-400k-btu-jxi400nn-parts-diagram","provider":"Pool Supply 4 Less","version":"1.0","type":"link"}