{"product_id":"632432r-nordyne-pressure-switch","title":"632432R Nordyne Pressure Switch","description":"\u003ch1\u003e632432R Nordyne Pressure Switch\u003c\/h1\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e632432R is a genuine OEM Nordyne negative-pressure SPST air pressure switch that verifies inducer blower vacuum in gas furnaces and packaged units. It closes its normally open contact at –0.70\" water column to ensure proper draft before ignition, safeguarding combustion safety. \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Setpoint\u003c\/td\u003e\n\u003ctd\u003e–0.70\" WC (closes on vacuum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch Type\u003c\/td\u003e\n\u003ctd\u003eSPST normally open contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVacuum Port\u003c\/td\u003e\n\u003ctd\u003e1\/4\" barb fitting for vacuum tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminals\u003c\/td\u003e\n\u003ctd\u003eTwo 1\/4\" male quick-connect spade lugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Circuit Rating\u003c\/td\u003e\n\u003ctd\u003e18–32 VAC (control interlock range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pointer-events-none absolute inset-0 rounded-lg border border-stroke-300 dark:border-stroke-450\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eCross-Reference Part Numbers\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eOEM Part Number\u003c\/th\u003e\n\u003cth\u003eEquivalent\/Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e632432R\u003c\/td\u003e\n\u003ctd\u003eOEM Nordyne replacement SPST pressure switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNOR632432R\u003c\/td\u003e\n\u003ctd\u003eNortek Global HVAC equivalent (NOR632432R)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pointer-events-none absolute inset-0 rounded-lg border border-stroke-300 dark:border-stroke-450\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eFits Nordyne, Nordyne Miller, Intertherm, and private-label gas furnaces and packaged HVAC units originally equipped with a –0.70\" WC pressure switch. Always verify the appliance data plate or service manual pressure requirements and tubing connections before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eTechnician Notes\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDe-energize power and lock out\/tag out both line voltage and 24 VAC control circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRemove the access panel and locate the existing pressure switch on the inducer housing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLabel or photograph vacuum tubing and spade-terminal connections for accurate reconnection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDepress the mounting tab to release the old switch; disconnect the vacuum hose and spade lugs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSnap the new 632432R into the factory bracket, seat the tubing on the 1\/4\" barb, and reconnect spade terminals.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRestore power and initiate a heat call; confirm the switch closes near –0.70\" WC and opens when vacuum falls below that threshold.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUse a manometer or handheld pressure gauge to verify actuation accuracy and inspect tubing for leaks or kinks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplace any cracked tubing or damaged brackets to prevent nuisance lockouts and ensure long-term reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Quinn","offers":[{"title":"Default Title","offer_id":45561368936514,"sku":"632432R","price":61.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/632432R__29834.jpg?v=1756246037","url":"https:\/\/hvacpartstore.com\/products\/632432r-nordyne-pressure-switch","provider":"HVACpartstore","version":"1.0","type":"link"}