D8
Malfunction causes and solutions
57
MALFUNCTION CAUSES AND SOLUTIONS
13 MALFUNCTION CAUSES AND SOLUTIONS
Following is a list of some of the inconveniences that may occur when using the
machine.
PROBLEMS CAUSES SOLUTIONS
Water is not dispensed
by the group
The water mains tap or the im-
purity filter taps are closed
Open the tap
The water intake union filter is
clogged
Disassemble and clean.
Check regeneration of
the impurity filter resins
Clogged Gigleur
Call the technical servi-
ce
Water does not heat up
Burnt out resistor
Call the technical servi-
ce
Safety thermostat tripped
Call the technical servi-
ce
Dispensing does not
occur in regular doses
Defective volumetric dosing de-
vice
Call the technical servi-
ce
There is a leak from the
steam wand with the tap
closed
Defective gasket
Call the technical servi-
ce
Steam is leaking under
the tap knob during
opening
Faulty tap axis gasket
Call the technical servi-
ce
Insufficient use of coffee
The grain size of ground coffee
is not correct (too fine or too co-
arse grain)
Check the grinding time
and/or adjust grinding
Partially clogged head and fil-
ters
Call the technical servi-
ce
Incorrect service boiler tempe-
rature
Call the technical servi-
ce
During dispensing a
leakage occurs between
the group and the filter
holder
Defective cup gasket or uneven
filter edge
Call the technical servi-
ce