Description
This is a BRAND NEW Rheem/Weather King/Corsaire/RUUD Gas Furnace Air Pressure Switch. The Rheem/WKing/Corsaire/RUUD Part # is 42-22474-03 (Tridelta Model # FS6120-489). It is rated at .40" W/C. It has two wiring terminals and one hose port.
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:
FS6120-489 42-22474-03
Repair Difficulty Level:
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