Description
This is a Brand New OEM Lennox/Armstrong/Ducane gas furnace vacuum air pressure switch. The part # is 93W76 and it is rated at 0.50" WC. It has one hose port and two wiring terminals.
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:
R100684-08 100684-08
Repair Difficulty Level:
Partial List of Units that Use This Item:
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