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Flue Gas Containment: Establishes a secure combustion seal to prevent the escape of carbon monoxide and other combustion byproducts into the mechanical room
Common indicators include the furnace failing to ignite
For newer R-410A systems
This direct-fit black rubber cover slides securely onto the ignitor assembly
Reznor 85449 Limit Switch Flue Gas Containment: Establishes aThe Reznor 85449 is a critical safety component designed for precise thermal regulation in commercial gas fired unit heaters and furnaces. This 140 200F Auto Limit Switch monitors internal air temperatures, functioning as a primary high limit safety by interrupting the burner circuit if the heat exchanger surpasses the 200F threshold. As an OEM replacement part, it ensures seamless compatibility with Reznor UDAP, UDAS, and UDX series heaters,
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