Move your Frigidaire refrigerator away from the wall. Unplug the power cord from the wall outlet.
Turn the water supply valve on the back of your refrigerator to the "Off" position.
Place a towel below the water line connected to the back of your refrigerator. Disconnect the water line from the refrigerator with an adjustable wrench.
Disconnect the water tank inlet line on the bottom right side of the back of the refrigerator, using an adjustable wrench.
Place the inlet line in a bucket to catch any water that comes out. Reconnect the inlet line once all the water has drained.
Open the refrigerator door. Pull each crisper drawer at the bottom of the refrigerator all the way out to remove them from the appliance.
Locate the water tank at the back of the bottom of the refrigerator. Pull on the tank to locate the water tubes connected to the tank.
Pull the tubes from the tank using your hands. Pull the tank straight out to remove it from the unit.