Replace Whirlpool pressure switch

Locate the pressure valve

Use a Phillips screwdriver to loosen the screw

open the lid

Disconnect the plug from the pressure switch

Route the pressure switch cable out of the control box

Cut off the cable ties

Peel off the rubber

Pull off the electrical contacts

It doesn't matter which way around the contacts are reconnected during assembly

Unscrew the pressure switch with an open-end wrench

Check whether there is any dirt in the openings of the pressure switch and the holder. If necessary, remove the dirt.