Lennox 69M40 Limit Switch 322057-301 Does this gasket require additional

Does this gasket require additional sealants for installation

this two-way normally closed valve provides precise flow control in HVAC systems

serving as the logic center for monitoring coil temperatures and managing timing intervals

This model is fully compatible with glycol-based systems and can double as an anti-vacuum device during system drainage

Lennox 69M40 Limit Switch 322057-301 Does this gasket require additionalThe Lennox 69M40 Limit Switch is a critical OEM safety component engineered for precise thermal monitoring in residential and commercial heating systems. This L170 40F limit switch operates on an automatic reset logic, featuring a fixed cut out temperature of 170F and a cut in temperature of 140F. Designed as a genuine Lennox replacement part, the 69M40 ensures consistent circuit interruption to prevent heat exchanger damage or hazardous overheating