DeLonghi EC 510 Instruction Manual

Contents

safety warnings

The milk does not froth whenmaking a cappuccino. • The milk is not cold enough.• The cappuccino maker is dirty.• Always use milk at refrigerator temperature.• Carefully clean the pinholes in themilk frotherThe coffee cream is light-coloured (the coffee comes outquickly from the spout).• The ground coffee has not beenpressed enough.• The quantity of ground coffee isscarce.• The coffee is not ground finelyenough.• Tamper the ground coffee downmore.• Increase the quantity of coffee.• Only use coffee specifically groundfor espresso coffee machines.The coffee cream is dark (thecoffee comes out slowly fromthe spout).• The ground coffee is too tightlypressed.• The quantity of ground coffee is toomuch.• The espresso boiler outlet is blocked.• The coffee is too finely ground.• Press the coffee less.• Decrease the quantity of groundcoffee.• Clean the outlet as described in“Cleaning the espresso boiler outlet”section.• Only use coffee specifically groundfor espresso coffee machines.The coffee has an acidic taste. • The unit was not sufficiently rinsedafter the descaling processprocedure.• Rinse the unit as described in the“descaling” section.PROBLEM POSSIBLE CAUSES SOLUTIONEspresso coffee no longercomes out.• Lack of water in the tank.• The holes in the filter holder areblocked.• The outlet of the espresso boiler isblocked.• The tank is badly inserted and thevalve at the bottom is not open.Espresso coffee drips from theedges of the filter holder,instead of from its holes.• The filter holder is badly inserted.• The gasket of the espresso boiler haslost elasticity.• The holes in the filter holder areblocked.• Attach the filter holder correctly byrotating firmly as far as it will go.• Have the espresso boiler gasketreplaced at an Service Centre• Clean the holes in the filter holder.The espresso coffee is cold. • The ‘OK’ pilot light was not on whenthe coffee delivery switch waspressed.• The preheating was not carried out.• The cups were not preheated.• Wait until the OK pilot light comeson.• Carry out the preheating as indicatedin the “Preheating the coffee unit”section.• Preheat the cups by rinsing them inhot water.The pump is too noisy. • The water tank is empty.• The tank is inserted wrongly and thevalve at the bottom is not open.• Fill the tank.• Press the tank lightly so as to openthe valve at the bottom.17• Fill the water tank.• Clean the holes in the spouts.• Clean as indicated in the “Cleaningthe espresso boiler outlet” section.• Press the tank lightly so as to openthe valve at the bottom.The milk continues to come outfrom the milk tank even if thesteam knob is closed.• The cappuccino maker is dirty. • Carefully clean the pinholes in thecappuccino maker, in particular thehole marked by the letter B in figure25.

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