11
Problem
Possible cause
Solution
espresso coffee does not flow out No water in the tank
fill the water tank
The holes in the filter-holder are
blocked
clean the holes in the filter-holder spouts
The espresso boiler outlet is blocked
clean as indicated in the “cleaning the boiler
outlet” paragraph
espresso coffee drips from the ed-
ges of the filter-holder instead of
through the holes
The filter-holder is inserted incorrectly Attach the filter-holder correctly and turn it fully
home firmly
The espresso boiler gasket has lost
elasticity
replace the espresso boiler gasket. contact
De’Longhi customer experience
The holes in the filter-holder spout are
blocked
clean the holes in the spouts
The espresso coffee is cold
The espresso ok light is not on when
the coffee dial is rotated to coffee
delivery
Wait for the ok light to switch on
Pre-heating has not been carried out
Pre-heat as indicated in the paragraph “How to
Prepare espresso coffee”
The cups have not been pre-heated
Pre-heat the cups using hot water
Loud pump noise
The water tank is empty
fill the water tank
The tank is inserted incorrectly and the
valve on the bottom is not open
Press the tank lightly to open the valve on the
bottom
There is an air blockage in the tank.
follow the instructions for “Production of Hot
Water” paragraph until water is delivered
The coffee crema is pale or very
thin (it flows quickly from the
spout)
The ground coffee has not been
sufficiently pressed
Tamper the ground coffee more (fig. 10)
Not enough ground coffee
Increase the amount of ground coffee
The coffee is not ground finely enough only use coffee ground specifically for espresso
coffee machines
Incorrect type of ground coffee
change the quality of the ground coffee
The milk does not froth when ma-
king a cappuccino
The milk is not cold enough
Always use milk at refrigerator temperature
The cappuccino maker is dirty
carefully clean the holes in the cappuccino maker,
in particular, those indicated in figure 19
The appliance switches off
The auto switch off intervened
Press the oN/off main switch to turn the
appliance on
troubleshooting
Summary of Contents for EC155
Page 1: ...De Longhi Appliances via Seitz 47 31100Treviso Italia 5713221021 04 13 ...
Page 2: ...EC155 coffee maker Instructions for use ...
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