DeLonghi EC155 Owner Manual - Page 10

PROBLEM No espresso coffee is delivered POSSIBLE CAUSES • No water in the tank. • The holes in the filter holder spouts are blocked. • The espresso boiler outlet is blocked. • The filter is blocked. • The tank is incorrectly inserted and the valve on the bottom is not open. SOLUTION • Fill the tank with water. • Clean the spout holes. • Clean as described in the chapter "Cleaning the boiler outlet". • Clean as described in the section "Cleaning the filter". • Press the tank down lightly to open the valve on the bottom. The espresso coffee drips from the edges of the filter holder rather than the holes The espresso coffee is cold The pump is excessively noisy The coffee froth is too light (delivered from the spout too fast) The coffee froth is too dark (delivered from the spout too slowly) No milk froth is formed when making cappuccino • The filter holder is inserted incorrectly. • The espresso boiler gasket has lost elasticity. • The holes in the filter holder spouts are blocked. • The espresso OK indicator light was not on when the coffee switch was pressed. • No preheating performed. • The cups were not preheated. • Attach the filter holder correctly and rotate firmly as far as it will go. • Have the espresso boiler gasket replaced at a service center. • Clean the spout holes. • Wait until the espresso OK indicator light comes on. • Preheat as described in the paragraph "Preheating the espresso coffee unit". • Preheat the cups. • The water tank is empty. • The tank is incorrectly inserted and the valve on the bottom is not open. • Refill the tank. • Press the tank down lightly to open the valve on the bottom. • The ground coffee is not pressed down firmly enough. • There is not enough ground coffee. • The ground coffee is too coarse. • Incorrect type of ground coffee. • Press the ground coffee down more firmly (fig.5). • Increase the quantity of ground coffee. • Use ground coffee for espresso coffee machines only. • Change the type of ground coffee. • The ground coffee is pressed down too firmly. • There is too much ground coffee. • The espresso boiler outlet is blocked. • The filter is blocked. • The ground coffee is too fine. • The coffee is damp or ground too fine. • Incorrect type of ground coffee. • Press the coffee down less firmly (fig. 6). • Reduce the quantity of ground coffee. • Clean as described in the chapter "Cleaning the espresso boiler outlet". • Clean as described in the section "Cleaning the filter". • Use ground coffee for espresso coffee machines only. • Use only ground coffee for espresso coffee machines. Make sure it is not damp. • Change the type of ground coffee. • Milk not cold enough. • Cappuccino frother is dirty. • Always use skim milk at refrigerator temperature. • Thoroughly clean the holes in the cappuccino frother in particular those indicated in figure 21. 11