660-420# PRESSURE SWITCH
The Amana 0130M00031S pressure switch (660-420
The Amana® 0130M00031S 660-420
Amana 0130M00031S 660-420
Amana-Amana 0130M00031S 660-420
This 660-420
Min/Max Pressure Switch for use with Amana-Amana Tankless Water Heater models: 0130T (660500) & 0230T (PW-STWO)
The pressure switch is utilized as a safety device to shut off power from the electric motor if the pressure drop is greater than a specified amount. The pressure drop developed across this resistor is inversely proportional to the square of the velocity of the drawn fluid.