One of the Frigidaires older style through door dispenser is front serviceable. You must remove the sump grill, the housing side trims are double sided carpet taped on....you must carefully pull them free from the door panel or slice the tape with a sharp knife. Remove the Phillips screws and the dispenser will come towards you for servicing. Please see the picture below....
(Click on the picture for a larger view)
Frigidaire Refrigerator Dispenser Parts
Related Links