{"product_id":"oem-goodman-350-f-rollout-limit-switch-for-gmnt120-5-b1370154","title":"OEM Goodman 350°F Rollout Limit Switch for GMNT120-5 — B1370154","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370154 Flame Rollout Switch\u003c\/strong\u003e is a genuine OEM manual-reset safety control for the \u003cstrong\u003eGMNT120-5\u003c\/strong\u003e gas furnace. Mounted near the burner assembly, it opens at 350°F if flames roll out of the burner box — a condition caused by blocked flue passages, a cracked heat exchanger, or restricted combustion air — and shuts down the furnace to prevent fire and carbon monoxide hazards.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip temperature:\u003c\/strong\u003e 350°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset:\u003c\/strong\u003e Manual (button reset)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Flame rollout \/ burner box safety\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContacts:\u003c\/strong\u003e Normally closed (SPST)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Goodman\/Amana GMNT120-5 and compatible furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine OEM B1370154 delivers the precise 350°F calibration and manual-reset action Goodman requires for burner safety. Because this switch guards against flame rollout, exact spec matching matters — generic substitutes with different trip points or reset behavior compromise a life-safety function. Choose OEM here.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (DIY-friendly).\u003c\/strong\u003e Remove two mounting screws and transfer the spade connectors. Power off at the breaker first. Critically: if this switch has tripped, \u003cstrong\u003edo not simply reset and run\u003c\/strong\u003e — diagnose the root cause (flue blockage, cracked heat exchanger, or bad inducer) before returning the furnace to service.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompatible with GMNT120-5. Confirm part number and location before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058131550579,"sku":"GOODMAN-11746","price":10.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-350-f-rollout-limit-switch-for-gmnt120-5-b1370154","provider":"National HVAC Parts","version":"1.0","type":"link"}