{"product_id":"oem-goodman-10-wc-pressure-switch-no-for-amv90905dxab-20197308","title":"OEM Goodman -.10\" WC Pressure Switch NO for AMV90905DXAB — 20197308","description":"\u003ch2\u003eGoodman 20197308 Pressure Switch (-.10\" WC, Normally Open)\u003c\/h2\u003e\u003cp\u003eThe Goodman 20197308 is a genuine OEM air-proving pressure switch set to \u003cstrong\u003e-0.10 inches of water column (WC)\u003c\/strong\u003e for the Goodman\/Amana \u003cstrong\u003eAMV90905DXAB\u003c\/strong\u003e condensing gas furnace. This normally-open (NO) switch monitors inducer draft and closes only when the furnace establishes proper negative pressure, permitting the ignition sequence to proceed. It protects against operation when the flue is restricted, the trap is plugged, or the inducer is underperforming.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20197308\u003c\/li\u003e\n\u003cli\u003eCategory: Pressure \/ Air-Proving Switch\u003c\/li\u003e\n\u003cli\u003eSet Point: -0.10\" WC\u003c\/li\u003e\n\u003cli\u003eContact Type: Normally Open (NO)\u003c\/li\u003e\n\u003cli\u003eBrand Compatibility: Goodman \u0026amp; Amana\u003c\/li\u003e\n\u003cli\u003eDirect-fit for model AMV90905DXAB\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOEM Goodman\u003c\/strong\u003e switches carry the precise trip point and hysteresis this furnace's control board expects — essential for reliable, safe combustion sequencing. Because this is a safety device, we recommend OEM over generic substitutes that may differ in calibration tolerance.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5)\u003c\/strong\u003e — Connects via two spade terminals and a silicone sensing hose; confirm the tubing is clear and the correct switch position for a multi-switch furnace. Disconnect power before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057833329011,"sku":"GOODMAN-7784","price":42.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-10-wc-pressure-switch-no-for-amv90905dxab-20197308","provider":"National HVAC Parts","version":"1.0","type":"link"}