Jura Z10 - 9 Troubleshooting

9 Troubleshooting
34
9 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  ‘Maintenance – Cleaning the milk
system’).
T
Dismantle and rinse the dual spout (see chapter 
‘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.
With specialty
coffees with a finer
grinder setting, the
coffee only flows in
drips.
The coffee has been
ground too finely
and is blocking the
system.
T
If possible, set the consistency of grind for the
specialty coffee – levels coarser (see chapter 
‘Preparation – Adjusting the product settings’).
Coffee only comes
out in drips when
it is being
prepared.
The coffee has been
ground too finely
and is blocking the
system.
T
Use more coarsely ground coffee (see chapter 
‘Preparation – Ground coffee’).
The water hardness
may not have been
correctly set.
T
Perform descaling (see chapter  ‘Maintenance –
Descaling the machine ’).
There is dry
ground coffee
behind the coffee
grounds container.
The beans used are
resulting in an
above-average
volume of ground
coffee.
T
Reduce the coffee strength or choose a finer
grinder setting (see chapter  ‘Preparation –
Adjusting the product settings’).
‘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 
‘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  ‘JURA contact details/ Legal information’).