{"product_id":"lennox-11u72-pressure-switch-104371-09-0-90-w-c","title":"Lennox 11U72 Pressure Switch – 104371-09 – 0.90\" W.C.","description":"\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 11U72\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer Part Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 104371-09\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lennox\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Furnace Pressure Switch\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePressure Setting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.90\" W.C.\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSwitch Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SPST – Normally Open\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eContact Rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5 Amp Resistive at 24 VAC\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eUPC:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 66255152627\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lennox gas furnaces\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eGenuine OEM Replacement Part\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Lennox 11U72 pressure switch monitors the furnace combustion air\/inducer system. The switch must prove the proper pressure before the furnace control board will allow the ignition sequence to continue.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eReplaces \/ Cross References\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e11U72 \/ 104371-09\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is listed as replacing older Lennox pressure switch numbers:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e103614-19\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e103614-09\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways verify the pressure rating and furnace model before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCommon Symptoms of a Failed 11U72 Pressure Switch\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA faulty Lennox 11U72 pressure switch can cause the furnace to fail to ignite, start the inducer motor but stop before ignition, repeatedly cycle through the ignition sequence, or display a pressure-switch-related fault code. A pressure switch fault can also be caused by a blocked vent, restricted intake, plugged pressure tubing, condensate drainage problem, or weak inducer motor, so these should be checked before replacing the switch.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCompatible Lennox Furnace Models\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 11U72 is used on several Lennox furnace models, including models within the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eML195, EL195 and EL196\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e series. Examples include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eML195UH090XP60C06\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eML195DF090XP60C06\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eML195UH090XP48C04\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eML195DF070XP36B03\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEL195UH090XE48C06\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEL195UH135XE60D01\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEL195DF110XE60C07\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEL196UH070XE36B03\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEL196UH110XE60C01\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEL196DF090XE48C01\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCompatibility should always be confirmed using the complete furnace model and serial number before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBuy the Lennox 11U72 0.90\" W.C. OEM furnace pressure switch from \u003ca href=\"https:\/\/oemhvacpartscanada.ca\/\"\u003eOemHvacPartsCanada.ca.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Oem Hvac Parts Canada","offers":[{"title":"Default Title","offer_id":53616108962068,"sku":null,"price":90.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1019\/6146\/6132\/files\/oem11u72.jpg?v=1786234708","url":"https:\/\/oemhvacpartscanada.ca\/products\/lennox-11u72-pressure-switch-104371-09-0-90-w-c","provider":"Oem Hvac Parts Canada","version":"1.0","type":"link"}