Lennox 71W44 Limit Switch 321142-301 Whether you are performing a

Whether you are performing a Lennox LP conversion or a standard service call

Pressure Set Point: 60 PSI

Check the temperature differential between the suction line from the evaporator and the permanent suction line on the valve

this motor runs at a fixed speed of 1090 RPM with a Clockwise (CW) rotation

Always verify the L-rating on your existing bracket to ensure it matches the 150F/40F differential required for your furnace model

Lennox 71W44 Limit Switch 321142-301 Whether you are performing aThe Lennox 71W44 Limit Switch is a critical OEM safety component engineered for precise thermal regulation in residential gas furnaces and air handlers. This L145 30F limit switch is designed to monitor discharge air temperatures, automatically breaking the electrical circuit if the internal plenum temperature exceeds the 145F safety threshold. Once the system cools to 115F, the switch features an automatic reset function to restore operation without