Manual Reset Safety: Prevents automatic equipment restarts after a pressure trip

maintaining tight tolerances required for safe residential and commercial heating cycles

including Knight XL KBN601-801 and Armor AW601-801 condensing units

What is the difference between the inductive and resistive ratings on this contactor

or internal board failure

Lennox 47L19 Limit Switch 321894-706 Manual Reset Safety: Prevents automaticThe Lennox 47L19 Limit Switch is a critical OEM replacement part designed for precise thermal regulation in residential and commercial furnaces. As an auto reset limit switch, this 36T series disc style component operates on a normally closed circuit, ensuring the burner assembly remains functional only within safe operating parameters. When the internal plenum temperature reaches the 185F high limit threshold, the switch opens, breaking the circuit