{"product_id":"oem-goodman-0-37-no-pressure-switch-amh950703bxad-20197312","title":"OEM Goodman -0.37\" NO Pressure Switch — AMH950703BXAD 20197312","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20197312 Pressure Switch\u003c\/strong\u003e is a genuine OEM air-proving control rated at \u003cstrong\u003e-0.37\" WC (normally open)\u003c\/strong\u003e for the \u003cstrong\u003eAMH950703BXAD\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. It senses negative pressure created by the inducer\/draft motor and closes to confirm safe venting airflow before the furnace allows ignition — a required safety interlock in the sequence of operation.\u003c\/p\u003e\u003cp\u003eA failed switch that won't close, or one tripping on a blocked flue or clogged drain, produces no-heat calls and inducer-runs-but-no-ignition symptoms. This exact-spec OEM switch restores reliable draft proving.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20197312\u003c\/li\u003e\n\u003cli\u003eSet Point: -0.37\" WC (water column)\u003c\/li\u003e\n\u003cli\u003eConfiguration: Normally Open (NO), closes on draft\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana AMH950703BXAD furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM pressure switch\u003c\/strong\u003e is calibrated to the precise -0.37\" set point and port style this furnace requires. A mismatched set point defeats the safety function and causes intermittent lockouts. For pressure\/safety switches, OEM is strongly recommended.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate\u003c\/strong\u003e — cut power, transfer the tubing and spade connectors to the new switch, and mount with the existing screws. Verify operation with a manometer or by confirming a normal ignition cycle.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057670898035,"sku":"GOODMAN-6329","price":32.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-0-37-no-pressure-switch-amh950703bxad-20197312","provider":"National HVAC Parts","version":"1.0","type":"link"}