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Complete Installation Hardware: Comes with a new gasket and screws to maintain seal integrity during the swap
Utilizing a permanent split capacitor (PSC) design
Its external equalization compensates for pressure drops across the evaporator
Common indicators include the furnace fan running continuously
Reznor 123973 Limit Switch Refrigerant Complete Installation Hardware: Comes withThe Reznor 123973 Limit Switch is a critical OEM replacement component engineered for precise thermal regulation within Reznor unit heaters and furnace systems. This 105 160F AUTO Fan & Limit Control functions as a high limit safety device, automatically cycling the blower fan and interrupting the burner circuit if internal plenum temperatures exceed safe operating parameters. Designed for professional HVAC equipment repair, the 123973 ensures proper