Lennox Y8852 Limit Control 322055-301 verifying the frame size and

verifying the frame size and shaft dimensions is critical for drop-in compatibility

What are the symptoms of a failed thermal cutoff

The Carrier HH18HV160 Limit Switch is a critical safety component engineered for precise thermal management in residential and commercial furnaces

This furnace cover plate gasket is essential when performing heat exchanger maintenance or flue collection box repairs on compatible Reznor SC

Lennox Y8852 Limit Control 322055-301 verifying the frame size andThe Lennox Y8852 is a 7 inch limit control switch designed for reliable temperature regulation and safety shutdown in HVAC heating systems. This L597BA fan limit control is commonly used in furnaces and air handlers to monitor plenum temperature and protect against overheating conditions. Built with a 7" insertion length, this furnace limit control ensures accurate sensing deep within the heat exchanger area, providing consistent fan operation and