{"product_id":"oem-goodman-10-in-wc-pressure-switch-for-gmh951155dxaf-20197308","title":"OEM Goodman -.10 in WC Pressure Switch for GMH951155DXAF — 20197308","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20197308 Pressure Switch\u003c\/strong\u003e is a factory-original combustion air-proving control for the \u003cstrong\u003eGoodman GMH951155DXAF\u003c\/strong\u003e 96% AFUE two-stage gas furnace. This normally-open switch closes at approximately \u003cstrong\u003e-0.10 inches of water column\u003c\/strong\u003e to verify the inducer motor is pulling adequate draft before the control board allows ignition. If the switch fails to close — from a weak inducer, blocked vent, clogged drain, or a bad switch — the furnace locks out and will not fire, a common no-heat complaint.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: Combustion air \/ draft-proving pressure switch\u003c\/li\u003e\n\u003cli\u003eSet point: -0.10 in. W.C. (negative pressure)\u003c\/li\u003e\n\u003cli\u003eContact type: Normally Open (NO), single stage\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 20197308\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (also fits many Amana equivalents)\u003c\/li\u003e\n\u003cli\u003eEquipment: Condensing Gas Furnace\u003c\/li\u003e\n\u003cli\u003eDirect fit: GMH951155DXAF\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 20197308\u003c\/strong\u003e is the genuine Goodman switch calibrated to the exact -.10\" set point and hose-port orientation for reliable, code-correct ignition sequencing. The \u003cstrong\u003egeneric equivalent\u003c\/strong\u003e matches the set point and terminals at a lower price for cost-sensitive repairs. Because set point accuracy is safety-critical, OEM is recommended for pressure switches.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Remove one or two mounting screws, transfer the two spade wires and the silicone sensing hose, then reinstall. About 15 minutes. Verify the hose is clear and seated. Cut power at the breaker before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057147658611,"sku":"GOODMAN-20197308","price":32.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-10-in-wc-pressure-switch-for-gmh951155dxaf-20197308","provider":"National HVAC Parts","version":"1.0","type":"link"}