This video provides step-by-step instructions for replacing the pressure switch on Rheem furnaces. The most common reasons for replacing the switch are when the furnace does not heat or only runs for a few minutes.
Click here to purchase Part #42-101225-81: http://www.repairclinic.com/PartDetail/Pressure-Switch/4210122581/3188404?TLSID=1879
Additional furnace repair, troubleshooting tips, help with finding your model number, and part replacement videos: http://www.repairclinic.com/RepairHelp/Furnace-Repair-Help?TLSID=1879
All of the information in this pressure switch replacement video is applicable to the following brands: Rheem, Ruud, DuroGuard, WeatherKing
Tools used: flat-head screwdriver
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