Self-Cleaning Action: The top-mounted orifice design utilizes a full differential purging action to clear dirt and scale

Does this switch resolve a "Pressure Switch Stuck Open" fault code

Common Questions What is the correct rotation for the B1086771S

5-second motor timing ensures quick actuation for precise gas flow management

This harness is a direct OEM replacement

Lennox 10M79 Limit Switch 323055-751 Self-Cleaning Action: The top-mounted orificeThe 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