Common Questions Is the Lennox 36K28 an automatic or manual reset switch

The safety circuit is separate from the operational circuit

This 6-tube burner assembly is engineered to deliver a stable

this specific model is designed for a 24V control circuit

How do I verify if this sequencing relay is failing

Lennox 38M67 Limit Switch 322055-301 Common Questions Is the LennoxThe Lennox 38M67 Limit Switch is a critical safety component designed for precise thermal regulation within Lennox residential furnaces and HVAC systems. This L190 30F furnace limit switch operates as a primary safety control, featuring a fixed temperature setting of 190F for the high limit cutout and a 30F differential for the automatic reset. Built to handle 24V or 120V ignition systems, this SPST (Single Pole Single Throw) configuration ensures the