In order to install the water valve, remove the back cover and expose the compressor area of the refrigerator. o do this remove the four screws that hold the hardboard cover into place. Using the two mounting screws, install the water valve using the predrilled holes in the back of the refrigerator. Once mounted, reinstall the back cover.
Now the ice maker is installed. All you need now is to connect the ¼” water line from your cold water supply via a shutoff tap valve. Turn on the water to the fill valve and check for leaks. The freezer will have to get cold again in order for the ice maker to start making ice.