Lennox 73W20 Limit Switch 323613-751 Typical failure points include pitted

Typical failure points include pitted contacts causing high resistance

Common Questions & Technical Insights: Is the Emerson AACE 2 ZW195 compatible with heat pump systems

Does this replacement include the thermal well

This is an open-style transformer with end-bells

Will this work in non-York systems

Lennox 73W20 Limit Switch 323613-751 Typical failure points include pittedThe Lennox 73W20 Limit Switch is a critical safety component designed for precise thermal regulation within Lennox residential furnaces and HVAC systems. As an OEM Lennox replacement part, this L175 30F limit control features a fixed set point, engineered to open the electrical circuit at 175F and automatically reset when temperatures drop to 145F. This SPST (Single Pole Single Throw) switch utilizes a 5 inch stilt mounting insertion depth to monitor