Troubleshooting - DeLonghi ECO310BK Important Instructions Manual

PROblEM
espresso coffee does not flow out
espresso coffee drips from the ed-
ges of the filter-holder instead of
through the holes
The espresso coffee is cold
loud pump noise
The coffee crema is clear (it flows
quickly from the spout)
The coffee crema is dark (it flows
slowly from the spout)
The milk does not froth when ma-
king a cappuccino
POSSIblE CAUSES
• No water in the tank
• The holes in the filter-holder are blocked
• The espresso boiler outlet is blocked
• The filter-holder is inserted incorrectly
• The espresso boiler gasket has lost
elasticity
• The holes in the filter-holder spout are
blocked
• The espresso oK light is not on when the
coffee button is pressed
• Pre-heating has not been carried out
• The cups have not been pre-heated
• The water tank is empty
• The tank is inserted incorrectly and the
valve on the bottom is not open
• The ground coffee has not been
sufficiently pressed
• Not enough ground coffee
• The coffee is not ground finely enough
• incorrect type of ground coffee
• The ground coffee is too tightly pressed
• Too much ground coffee
• The espresso boiler outlet is blocked
• The filter is blocked
• The coffee is too finely ground
• The ground coffee is too fine or is damp
• incorrect type of ground coffee
• The milk is not cold enough
• The frother is dirty
12
SOlUTION
• fill the water tank
• clean the holes in the filter-holder spouts
• clean the boiler outlet as indicated in the
"cleaning the boiler outlet" paragraph
• Attach the filter-holder correctly by
placing filter holder on the left side of the
machine and turning towards the right.
filter holder should be tightly locked in
place.
• Replace the espresso boiler gasket by
calling customer service.
• clean the holes in the spouts.
• Wait for the oK light to switch on
• Pre-heat as indicated in the "preheating
the coffee machine" paragraph
• Pre-heat the cups using hot water or
leave them for at least 20 minutes on the
cup warmer plate.
• fill the water tank
• Press the tank lightly to open the valve
on the bottom
• Tamper the ground coffee more (fig. 10))
• increase the amount of ground coffee
• only use coffee ground specifically for
espresso coffee machines
• change the type of the ground coffee. it
is recommended to use a dark espresso
roast.
• Tamper the coffee less (fig. 6)
• Decrease the amount of ground coffee
• clean as indicated in the "cleaning the
espresso boiler outlet" paragraph.
• clean as indicated in the "cleaning the
filter" paragraph.
• only use coffee ground specifically for
espresso coffee machines
• only use coffee ground specifically for
espresso coffee machines and it must
not be too damp
• change the type of the ground coffee. it
is recommended to use a dark espresso
roast.
• Always use milk at refrigerator
temperature (41°f/5°c).
• carefully clean the holes in the frother in
particular, those indicated in figure 21