REFRIGERATOR AMANA ART318FFDW03 Evaporator fan is working so is condenser fan . When first plugged in unit turned on and started cooling . When into diagnostics. Found no failures . Checked frost patterns of evap and was beginning to frost up . Going to have them leave the unit on with a bottle of water in the freezer to make sure it is working properly. If not may need sealed system work. ; saved tckt