any compromise in the seal cap can lead to pilot outages or inconsistent manifold pressure

OEM Compatibility: Precision fit for Williams Direct Vent models 1403

What are the terminal requirements for installation

In the event of a thermal excursion reaching 212

Lennox 51W15 Interlock Switch any compromise in the sealThe Lennox 51W15 Interlock Switch serves as a fundamental safety component within residential and commercial furnace and air handler cabinets. This genuine Lennox OEM part is engineered to break the electrical circuit to the blower motor and control board immediately upon the removal of the service panel. By maintaining positive contact when the door is secured, the 51W15 furnace door switch prevents accidental exposure to high voltage components and