DeLonghi BCO90 Owner Manual - Page 12

PROBLEMS DURING OPERATION Problem Probable Causes Resolution The coffee has been ground too Use coffee with a medium grind or the finely kind made for moka coffee Espresso coffee no longer The hole in the spout of the filter Clean the hole in the filter holder drips out holder is plugged The filter is obstructed Clean the filter with hot water, scrubbing with an abrasive pad The milk froth does not form properly when making cappuccinos The milk is not cold enough The milk frother bit is dirty Always use milk cold from the refrigerator Accurately clean the frother as described in the paragraph "Cleaning the milk frother" The percolation time of the coffee is longer than expected The coffee machine filter needs to be decalcified Proceed with the decalcification operations as described in the paragraph "Descaling" The coffee has aftertaste vinegary The machine has not been rinsed an enough Rinse the appliance as described in the chapter "Descaling" 12