{"product_id":"oem-goodman-20-no-pressure-switch-for-gmv90703bxba-11177117","title":"OEM Goodman -.20\" NO Pressure Switch for GMV90703BXBA — 11177117","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 11177117 Pressure Switch\u003c\/strong\u003e is a genuine OEM safety control for the \u003cstrong\u003eGMV90703BXBA\u003c\/strong\u003e gas furnace. This normally-open (NO) switch is rated to close at approximately \u003cstrong\u003e-0.20 in. WC (inches of water column)\u003c\/strong\u003e negative pressure, proving that the induced-draft blower is running and the venting system is clear before the control board allows ignition. A failed pressure switch is a common cause of no-heat lockouts and blinking fault codes.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 11177117\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Air Proving \/ Draft Pressure Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Point:\u003c\/strong\u003e -0.20 in. WC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Normally Open (NO), single stage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e GMV90703BXBA (and compatible Goodman\/Amana furnaces)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (OEM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003ePressure switches are calibrated safety devices — the trip setpoint must match your furnace exactly. Genuine OEM 11177117 is factory-calibrated to -0.20 in. WC for this model. Generic switches with the wrong setpoint can cause nuisance lockouts or, worse, allow operation under unsafe draft conditions. OEM is strongly recommended for this safety component.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5).\u003c\/strong\u003e Shut off power and gas, disconnect the two spade terminals and the rubber pressure hose, unscrew the switch, and reverse. Confirm the hose is not cracked or clogged and that the setpoint marking matches the old switch. 20–30 minutes for most technicians.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058171887987,"sku":"GOODMAN-12693","price":90.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-20-no-pressure-switch-for-gmv90703bxba-11177117","provider":"National HVAC Parts","version":"1.0","type":"link"}