{"product_id":"oem-goodman-0-10-in-wc-no-pressure-switch-for-amv90905dxbb-20197308","title":"OEM Goodman -0.10 in WC NO Pressure Switch for AMV90905DXBB — 20197308","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20197308 Pressure Switch\u003c\/strong\u003e is a genuine OEM air-proving safety switch rated at \u003cstrong\u003e-0.10\" WC, normally open (NO)\u003c\/strong\u003e, engineered for the \u003cstrong\u003eAMV90905DXBB\u003c\/strong\u003e high-efficiency gas furnace and compatible Goodman\/Amana models. On multi-stage condensing furnaces this low-pressure switch proves draft during low-fire operation, confirming the inducer has established the correct airflow before the control board allows ignition on the low stage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20197308\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Air-Proving \/ Draft Pressure Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Point:\u003c\/strong\u003e -0.10 inch water column (WC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e Normally Open (NO)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e AMV90905DXBB and related Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit Type:\u003c\/strong\u003e Direct OEM exact-fit replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eBecause this switch trips at a very sensitive -0.10\" WC, calibration accuracy matters. The \u003cstrong\u003eOEM 20197308\u003c\/strong\u003e is factory-set to Goodman's exact specification, while generic equivalents often differ enough to cause low-stage lockouts, failure to reach high fire, or intermittent no-heat calls. Choose the genuine part for dependable staging and safe operation.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eRating: Easy to Moderate.\u003c\/strong\u003e Disconnect power, note the wire terminals and the sensing hose routing (label them if needed), and swap the switch on its bracket. Confirm the sensing port and tubing are clear of condensate before reconnecting. Estimated time: 15–25 minutes, followed by a full heat-cycle test through both stages.\u003c\/p\u003e\u003cp\u003eRestore correct low-fire staging on your AMV90905DXBB with the exact pressure switch it requires.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057837850995,"sku":"GOODMAN-7808","price":32.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-0-10-in-wc-no-pressure-switch-for-amv90905dxbb-20197308","provider":"National HVAC Parts","version":"1.0","type":"link"}