Lennox 10M79 Limit Switch 322838-753 this main harness eliminates the

this main harness eliminates the high-resistance issues often found in aftermarket "universal" kits

Using a genuine 1177593 motor ensures the original engineering specifications for airflow and static pressure are met without the need for field modifications

Includes specialized tamper-proof screws that resist standard hex or Phillips drivers

What is the purpose of the 'Cover Missing' signal

Lennox 10M79 Limit Switch 322838-753 this main harness eliminates theThe Lennox 10M79 Limit Switch is a critical safety component engineered for precision thermal monitoring in HVAC systems and residential furnaces. This OEM Lennox part, also identified by manufacturer number 10M7901, features an L140 40F configuration. It is calibrated to open the electrical circuit when internal temperatures reach a 140F limit, effectively preventing heat exchanger damage and ensuring safe appliance operation. The switch