{"product_id":"oem-goodman-160-f-primary-limit-switch-b1370187","title":"OEM Goodman 160°F Primary Limit Switch — B1370187","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1370187 Primary Limit Switch\u003c\/strong\u003e is a genuine OEM 160°F high-limit safety control for the \u003cstrong\u003eAMH80703AXAA\u003c\/strong\u003e gas furnace. Mounted on the heat-exchanger bulkhead, the primary limit monitors supply-air temperature and shuts off the burners if the furnace overheats due to restricted airflow or blower failure. It also coordinates blower operation, making it essential for both safe and efficient furnace cycling.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1370187\u003c\/li\u003e\n\u003cli\u003eTrip Temperature: 160°F\u003c\/li\u003e\n\u003cli\u003eComponent: Primary high-limit switch\u003c\/li\u003e\n\u003cli\u003eReset Type: Automatic reset\u003c\/li\u003e\n\u003cli\u003eFits Model: AMH80703AXAA (Amana\/Goodman furnace)\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman OEM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman primary limit is factory-calibrated to trip at 160°F and uses the correct insertion depth and mounting flange for the AMH80703AXAA heat exchanger. An improperly rated generic switch can allow dangerous overheating or cause nuisance shutdowns and short-cycling. Because this switch directly governs furnace safety, OEM replacement is strongly recommended.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Turn off gas and electrical power, remove the wire terminals, unscrew the switch from the heat-exchanger panel, and install the new unit at the same depth and orientation. If the limit trips after replacement, inspect the filter, blower, and ductwork for airflow restrictions.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057611293043,"sku":"GOODMAN-5304","price":10.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-160-f-primary-limit-switch-b1370187","provider":"National HVAC Parts","version":"1.0","type":"link"}