WMF Lumero Instrucciones De Uso página 16

Malfunctions
Problem Cause
No espresso comes out of the Tank empty
machine
The holes in the strainer holder
are blocked
The sieves are blocked or there
is too much coffee powder in
the sieve
The water tank is not
positioned correctly and the
valves at the bottom are not
opened.
There is limescale in the water
circuit
The turning knob's red LED light The turning knob is not at "0"
position, when start up the
machine for pre-heat.
When pre-heat up machine
for steam, but temperature for
steam is not reached
Hot water function reaches 60
seconds
Steam time reach 60 seconds
The espresso drips over the The strainer holder is not
edges of the strainer holder properly inserted or is dirty
instead of out of the holes
The strainer holder seal has lost
elasticity or is dirty
The holes in the strainer holder
are blocked
The strainer holder will not There is too much coffee in the
engage on the device strainer
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Corrective action
Fill the water tank
Clean the holes in the strainer
Clean the sieves, see "Cleaning
coffee strainers"
Push the water tank down
gently to open the valves at the
bottom
Descale as described in the
chapter on "Descaling"
Turn back the turning knob to
O position
Wait till turning knob light
white and turn knob to pre-
heat position
Turn back the turning knob to
O position
Turn back the turning knob to
Steam pre-heat up position
Engage the strainer holder
correctly and twist firmly as far
as it will go
Get the seal on the strainer
holder replaced by customer
services
Clean the holes, see "Cleaning
coffee strainers"
Use the measuring spoon
provided and ensure that you
are using the right strainer for
the coffee you want
Problem Cause
The foam on the coffee is light The ground coffee was not
(the coffee is coming out too properly pressed
quickly)
Too little ground coffee
The ground coffee is not the
right quality
The foam on the coffee is dark The ground coffee was pressed
(the coffee is coming out too down too hard
slowly)
Too much ground coffee
The strainer is blocked
The ground coffee is too fine
The ground coffee is too fine
or damp
Limescale in the water circuit
Tank empty
The coffee machine is not
making any drinks and the
The water tank is not
control lights flash for a few
positioned correctly and the
seconds
valves at the bottom are not
opened
The kettle shower strainer is
blocked
The strainer is blocked
Limescale in the water circuit
The coffee machine is not working and all the control lights are
flashing red
Corrective action
Press the ground coffee down
harder
Use more ground coffee
Only use ground coffee for
espresso machines
Use a better quality ground
coffee
Press the ground coffee down
less firmly
Use less ground coffee
Clean as described in the
section on "Cleaning the
strainer"
Only use ground coffee for
espresso machines
Only use ground coffee for
espresso machines and make
sure it does not get damp
Descale as described in the
chapter on "Descaling".
Fill the water tank
Push the water tank down
gently to open the valves at the
bottom
Clean as described in the
section on "Cleaning the kettle
shower strainer"
Clean as described in the
section on "Cleaning the
strainer"
Descale as described in the
chapter on "Descaling"
Disconnect the device from the
mains power immediately and
consult an authorised customer
service centre
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