Description
This is a BRAND NEW Gas Furnace Air Pressure Switch. It is designed to replace the old Lennox/Armstrong/Ducane Part #s listed below. The pressure rating is 0.90" W/C. It has two wiring terminals and two hose ports.
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:
93W94 93W9401
Repair Difficulty Level:
Partial List of Units that Use This Item:
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