The pressure switch is a SPDT switch as shown on the diagram in the control panel wall. There is one common terminal and 2 position terminals, empty and full. Set your OHm meter on the highest OHM setting-
1. Touch and hold one ohmmeter probe to the terminal V.
2. Touch the other ohmmeter probe to the terminal T.
3. The ohmmeter should show an open circuit. If not, the water level switch is bad and