Lennox 86H72 190F Limit Switch Zero Differential Operation: As a

Zero Differential Operation: As a direct-acting valve

preventing common issues like flame instability or lockout on high-demand equipment

This SKU includes the burner tube and the attached pilot bracket

Can I use a shorter insert if the 7-inch isn't available

The Johnson Controls R-3710-3007 is a precision-engineered pneumatic restrictor T-coupling designed specifically for limiting pressure and managing flow direction within complex pneumatic operating systems

Lennox 86H72 190F Limit Switch Zero Differential Operation: As aThe Lennox 86H72 190F Limit Switch is a critical safety component designed for high performance temperature regulation in residential and commercial heating systems. This genuine OEM Lennox part features an auto reset configuration, engineered to interrupt burner operation when the plenum temperature reaches the 190F high limit threshold. Once the system cools to the 160F reset point, the switch automatically closes the circuit, allowing for continued