Move the Frigidaire refrigerator away from the wall and disconnect the power cord from the outlet.
Turn the water supply valve to the "Off" position, then unplug the water line tube from the bottom of your freezer door by pulling it from the connector with your hands.
Insert a flathead screwdriver into the ice maker cover, then press down to pry the cover off the dispenser.
Remove the three screws from the slide frame and the two screws from the metal bracket holding the dispenser controls in place using a Phillips screwdriver.
Lift out the slide frame and metal bracket in order to have access to the back water tube connection.
Pull the water tube from the connector, and then pull out the entire tube from the dispenser.
Inspect the water line tube for any damage, such as rips, and replace the tubing if necessary.