DeLonghi BCO255 - Troubleshooting and Safety; Problem Solving Guide

Coffee Maker
11
PROBLEM POSSIBLE CAUSES SOLUTION
Problem solving
Coffee filtration takes
longer.
• The filter coffee machine
must be descaled
• Descale as described in
the paragraph
"DESCALING"
The coffee has an acid
flavour
• Inadequate rinsing after
descaling
• Rinse the appliance as
described in the chapter
"DESCALING"
The pump is too noisy.
• The water tank is empty.
• The tank is inserted
wrongly and the valve at
the bottom is not open.
• Fill the water tank
•Press the tank lightly to
open the valve at the
bottom.
The espresso coffee is
cold.
• The ‘OK’ pilot light was not
on when the coffee deliv-
ery switch was pressed.
• The preheating was not
carried out.
• The cups were not pre-
heated.
•Wait until the OK pilot
light comes on.
• Carry out the preheat-
ing as indicated in the
“Preheating the coffee
unit” section.
•Preheat the cups by rins-
ing them in hot water.
Espresso coffee no longer
comes out
• Fill the water tank
• Clean the holes in the
filter holder
• Clean as indicated in the
“Cleaning the espresso
boiler outlet” section
•Press the tank lightly so
as to open the valve at
the bottom
The espresso coffee drips
from the edges of the filter
holder instead of from its
holes
• The filter holder is not
inserted correctly.
• The espresso boiler gas-
ket has lost elasticity
• The holes in the filter
holder are blocked
• Attach the filter holder
correctly by rotating
firmly as far as it will go.
• Have the boiler espres-
so gasket replaced at a
Service Centre
• Clean the holes in the
filter holder
• No water in the tank
• The holes in the filter
holder are blocked
• The outlet of the espres-
so boiler is blocked.
• The tank is badly inserted
and the valve at the bot-
tom is not open