By accurately maintaining timing intervals

this 5-inch diameter assembly is essential for restoring proper sequence of operation and meeting ANSI safety standards for automated vent control

Always verify the wiring diagram in the service manual to ensure the correct control point is being addressed

Direct OEM Compatibility: Seamlessly replaces Sterling 11J31R01125 and Fasco 7121-5949 without field modifications

Does it include the setscrews

Reznor 86979 Limit Switch R-410A By accurately maintaining timing intervalsThe Reznor 86979 Limit Switch is a critical safety component designed for precise thermal monitoring in Reznor unit heaters and commercial HVAC systems. This 115 135F AUTO limit switch functions as a high limit safety control, automatically interrupting the burner circuit if internal heat exchanger temperatures exceed the maximum set point of 135F. Engineered for durability, it features an automatic reset mechanism that restores operation once the