Home & Garden Home Appliances The Pressure Requirements for Operating a Refrigerator Ice Maker About Home & Garden Saturday, August/10/2024 Saturday, August/10/2024 20 104 Share 0 Recommended PressureThe ice maker needs a water pressure of between 30 and 120 pounds per square inch (psi) to work correctly. You may experience problems operating the ice maker if the pressure is too high or low. See below for more information.