Description
This is a brand new OEM Lennox Armstrong Ducane upgraded Furnace Air Pressure Switch. This is a furnace air pressure switch. It contains two wiring terminals and two hose ports. It replaces the part numbers listed below.
Function:
An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the proper vacuum for your furnace to flue safely.
Replaces Old Part #s:
93W90 93W9001
Repair Difficulty Level:
Partial List of Units that Use This Item:
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