{"product_id":"oem-goodman-3-in-shot-burner-for-ams81405dxaa-b4022700","title":"OEM Goodman 3\" In-Shot Burner for AMS81405DXAA — B4022700","description":"\u003ch2\u003eGoodman B4022700 3-Inch In-Shot Burner\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eB4022700\u003c\/strong\u003e is a genuine OEM 3-inch in-shot gas burner for the Goodman\/Amana \u003cstrong\u003eAMS81405DXAA\u003c\/strong\u003e gas furnace and compatible 80% AFUE models. This precision-formed burner directs the gas\/air mixture into the heat-exchanger tube for clean, stable, and efficient combustion. Furnaces use one burner per heat-exchanger cell, so order the quantity to match your unit's burner count.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: In-shot (mono-port) gas burner\u003c\/li\u003e\n\u003cli\u003eNominal length: 3 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: Corrosion-resistant coated steel\u003c\/li\u003e\n\u003cli\u003eFuel: Natural gas \/ LP (with proper orifice)\u003c\/li\u003e\n\u003cli\u003eFits: Goodman \u0026amp; Amana furnaces incl. AMS81405DXAA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur \u003cstrong\u003eOEM B4022700\u003c\/strong\u003e is stamped to the exact venturi geometry and mounting alignment the AMS81405DXAA requires for a proper flame pattern and correct flame-sensor rectification. Generic burners can produce lifting or flashback, uneven heating, and premature heat-exchanger wear. For reliable ignition and combustion, genuine OEM is essential.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5)\u003c\/strong\u003e — Requires removing the burner-box cover, unclipping the burner from the manifold, and verifying orifice alignment and flame carry-over on reassembly. Best performed by an HVAC professional; correct gas pressure and burner seating are critical. Shut off gas and power before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057735549299,"sku":"GOODMAN-7289","price":16.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-3-in-shot-burner-for-ams81405dxaa-b4022700","provider":"National HVAC Parts","version":"1.0","type":"link"}