elkay ezh20 how to change filter?
['Remove the lower cover by removing the (four) screws on the underside of the cooler. [00:27]', 'Turn off the water supply; then dispense water to relieve pressure (through either the bubbler or the bottle filler). [00:37]', 'Turn the used filter clockwise quarter turn to remove from the filter head and dispose. [00:44]']