{"product_id":"oem-goodman-pressure-switch-30-75-in-wc-for-amvc950704cxad-11177113","title":"OEM Goodman Pressure Switch -.30\/-.75 in WC for AMVC950704CXAD — 11177113","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 11177113 Combination Pressure Switch\u003c\/strong\u003e is a genuine OEM dual air-proving safety control for the \u003cstrong\u003eAmana AMVC950704CXAD\u003c\/strong\u003e two-stage, high-efficiency gas furnace. This gray combination switch verifies proper draft on both the low-fire (-.30 in. WC) and high-fire (-.75 in. WC) stages before allowing the ignition sequence, protecting against blocked vents, condensate backup, and inducer failure.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 11177113\u003c\/li\u003e\n\u003cli\u003eType: Combination (dual) negative-pressure switch\u003c\/li\u003e\n\u003cli\u003eSetpoints: -.30 in. W.C. and -.75 in. W.C.\u003c\/li\u003e\n\u003cli\u003eColor: Gray housing\u003c\/li\u003e\n\u003cli\u003eFunction: Draft \/ vent air-proving safety, two-stage\u003c\/li\u003e\n\u003cli\u003eFits: Amana \/ Goodman AMVC950704CXAD 96% AFUE furnace\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003ePressure switch setpoints are calibrated to this furnace's inducer and venting design. The OEM 11177113 carries both factory-calibrated setpoints in one gray body. Generic switches with slightly different trip points can cause intermittent no-heat lockouts or, worse, allow operation under unsafe draft conditions. For a safety control, genuine OEM calibration is non-negotiable.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3 of 5).\u003c\/strong\u003e Involves matching the hose ports correctly, transferring wiring, and confirming the switch closes on a draft test. A multimeter and manometer help verify operation. Recommended for HVAC technicians. Always shut off power and gas before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057885233523,"sku":"GOODMAN-8768","price":79.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-pressure-switch-30-75-in-wc-for-amvc950704cxad-11177113","provider":"National HVAC Parts","version":"1.0","type":"link"}