{"product_id":"oem-goodman-30-75-wc-pressure-switch-amv90704cxab-11177113","title":"OEM Goodman -.30\/-.75\" WC Pressure Switch AMV90704CXAB — 11177113","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 11177113 Combination Pressure Switch\u003c\/strong\u003e is a genuine OEM dual-setpoint safety switch for \u003cstrong\u003eAMV90704CXAB\u003c\/strong\u003e gas furnaces and compatible Goodman\/Amana models. Rated at \u003cstrong\u003e-.30\" WC\u003c\/strong\u003e and \u003cstrong\u003e-.75\" WC\u003c\/strong\u003e, this gray combination switch proves adequate draft and venting before the furnace is permitted to ignite, protecting your home from unsafe combustion conditions.\u003c\/p\u003e\u003cp\u003eWhen a pressure switch drifts out of calibration or fails, the furnace typically locks out with a pressure-switch fault code and will not heat. Replacing it with the correct factory-rated switch restores safe, reliable ignition sequencing.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 11177113\u003c\/li\u003e\n\u003cli\u003eType: Dual \/ combination negative-pressure safety switch\u003c\/li\u003e\n\u003cli\u003eSetpoints: -.30\" WC and -.75\" WC\u003c\/li\u003e\n\u003cli\u003eColor: Gray\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana AMV90704CXAB and related 2-stage furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur \u003cstrong\u003eGenuine OEM Goodman\u003c\/strong\u003e switch is calibrated to the exact factory trip points, which is critical for a safety device. Generic switches with slightly different setpoints can cause nuisance lockouts or, worse, fail to detect venting problems. For a combustion safety component, always use OEM.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty: Moderate (3\/5)\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDisconnect power and gas before servicing.\u003c\/strong\u003e Note the wiring and hose connections, transfer them to the new switch in the same orientation, and mount it securely. Confirm no cracked hoses and test the full ignition cycle. A licensed HVAC technician is recommended for safety-circuit work.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057826906483,"sku":"GOODMAN-7748","price":79.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-30-75-wc-pressure-switch-amv90704cxab-11177113","provider":"National HVAC Parts","version":"1.0","type":"link"}