{"product_id":"oem-goodman-primary-limit-control-for-amh80803bxbc-20162904","title":"OEM Goodman Primary Limit Control for AMH80803BXBC — 20162904","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20162904 Primary Limit Temperature Control\u003c\/strong\u003e is a genuine OEM high-limit safety switch for the Goodman\/Amana \u003cstrong\u003eAMH80803BXBC\u003c\/strong\u003e 80,000 BTU gas furnace. Mounted on the heat-exchanger bulkhead, it monitors supply-air temperature and opens the circuit to shut off the burners if the furnace overheats — the primary defense against a cracked heat exchanger caused by restricted airflow (dirty filter, blocked vents, or blower failure).\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Primary high-limit temperature control (auto-reset)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Normally closed, opens on high supply-air temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman\/Amana AMH80803BXBC and compatible 80% AFUE furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bulkhead bracket, 1\/4 in. spade terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Furnace over-temperature safety limit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eTrip temperature and insertion depth are model-specific. Our \u003cstrong\u003egenuine OEM 20162904\u003c\/strong\u003e matches Goodman's exact calibration and mounting geometry, preventing nuisance lockouts and ensuring proper protection. Substitutes with a different set point can compromise safety — OEM recommended.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Disconnect power, remove two spade connectors and the mounting screws, then install the new limit in the same orientation and depth. If the old limit tripped, always correct the airflow or blower fault first.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057619124595,"sku":"GOODMAN-5492","price":35.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-primary-limit-control-for-amh80803bxbc-20162904","provider":"National HVAC Parts","version":"1.0","type":"link"}