Jura Z8 - Troubleshooting; Resolving Common Machine Issues

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7 Troubleshooting
7 Troubleshooting
Problem Cause/Result Action
Insufficient foam is
produced when the
milk is frothed or milk
sprays from the dual
spout.
The dual spout is dirty.
T Make sure the cover of the dual spout
is correctly fitted.
T Clean the milk system in the dual spout
(see Chapter 5 ‘Maintenance – Cleaning
the milk system’).
T Dismantle and rinse the dual spout (see
Chapter 5 ‘Maintenance – Dismantling
and rinsing the dual spout’).
The milk and milk foam
temperature is set too high.
T Set a lower milk and milk foam
temperature for the product.
Coffee only comes out
in drips when it is
being prepared.
Coffee or ground coffee has
been ground too finely and
is blocking the system. The
water hardness may not
have been correctly set.
T Put the grinder on a coarser setting or
use coarser ground coffee (see Chapter 2
‘Preparation – Adjusting the grinder’).
T Perform descaling (see Chapter 5
‘Maintenance – Descaling the machine’).
‘Fill water tank’ is not
displayed although the
water tank is empty.
There is a lot of limescale in
the water tank.
T Descale the water tank (see Chapter 5
‘Maintenance – Descaling the water
tank’).
Grinder is making a
very loud noise.
There are foreign objects in
the grinder.
T Contact customer support in your
country (see Chapter 11 ‘JURA contact
details/ Legal information’).
‘Error2’ or ‘Error5’ is
displayed.
If the machine has been
exposed to the cold for a
long period of time, heating
may be disabled for safety
reasons.
T Warm the machine at room tempera-
ture.
Other
‘Error’ messages
are displayed.
–
T Switch the Z8 off with the On/Off
button Q. Contact customer support in
your country (see Chapter 11 ‘JURA
contact details/ Legal information’).
E If you were unable to solve the problem, contact customer
support in your country (see Chapter 11 ‘JURA contact details/
Legal information’).