For the best performance, U-Line recommends cleaning the condenser coil every six months and regularly sweeping dust and dirt from the front grille.  To clean U-Line condenser coil: Disconnect the unit from power. Remove the front grille. Use a soft brush or vacuum to clean the condenser coil. Replace the front grille. Reconnect to power. These simple steps are all it takes to keep your U-Line refrigerator running like new.