Lennox 36N77 Hot Surface Ignitor the R07489B003 is the current
Yard notes & kiln story
Description
Lennox 36N77 Hot Surface Ignitor the R07489B003 is the current the R07489B003 is the current technical designation for this specific sequence relay used in Armstrong and Allied Air furnace models Applying 46226200 motor oil during annual power venter maintenance ensures the mechanical assembly handles the thermal stress of continuous operation without seizing