The Lennox 40K82 Control Board

ensuring safety and durability in high-pressure R410A applications

Independent Calibration: Each SPDT switch can be field-adjusted to specific set points

while the polarity-insensitive two-wire configuration simplifies installation for contractors and HVAC technicians

providing a complete field-replacement solution for residential and commercial units

Greenheck 386407 Ignition Control 322056-301 The Lennox 40K82 Control BoardThe Greenheck 386407 Ignition Control is a critical direct replacement module designed to manage the startup and firing sequences for gas fired HVAC units and makeup air systems. This 24V ignition control switch (cross referenced with CLVLD DNS22 1590 00) is engineered for precise flame sensing and energy management, ensuring that the burner fires only under proven conditions. With integrated safety logic, this Greenheck electronic ignition module