Troubleshooting; Malfunctions And Possible Causes - Schaerer Siena 1/2 User Manual

Troubleshooting

To ensure the best possible coffee
quality, it is necessary to clean and
decalcify the coffee
machine regularly.
BASI 2 - EN
Version 04
08.2007
Troubleshooting
Before having the machine repaired, please check the following points:

Malfunctions and possible causes

Fault
Does the coffee machine not
switch on?
Does the indicator flash?
Does the indicator light up
and does a message appear on
the display?
Do the indicators flash/light up;
do display messages appear?
Is the pump causing loud noises
and/or does the indicator
light up?
Is there no milk foam (Siena 2)?
Is the milk only hot (Siena 2)?
Does the milk foam have large
bubbles (Siena 2)?
Is the milk foam too cold (Siena
2)?
Does the coffee not have any
foam?
No hot water?
Can the brew unit not be pulled
out or inserted?
Does the coffee machine not
react to buttons being pressed?
Cause/remedy
► The power plug is not properly connected
► The main power switch (on the left-hand side) is not set to
ON
► Check fuses
► The brew unit has not been properly inserted
► The door is not properly closed
► This fault can only be rectified by a qualified service tech-
nician
► Check the indicator symbols on page 36 (for their mean-
ing)
► The water tank has not been properly inserted (air in
the system)
Siena 2:
► Bleed the device using the
(press for ± 6 sec.)
. (The indicator goes out when the
next beverage is dispensed).
Siena 1:
► Turn the rotary dial (on the right-hand side) to the [ Hot
water ] position in order to bleed the device.
► The milk nozzle is clogged (in the milk container). Insert a
brush into the milk nozzle (refer to page 60)
► The foam nozzle on the milk foam producer is clogged.
Insert the air valve pin into the milk nozzle (refer to
page 43)
► Milch ist zu warm (Milch immer im Kühlschrank aufThe milk
is too warm (always keep milk in the refrigerator). (Opti-
mal milk temperature: 3 °C to 5 °C)
► The O-rings on the milk foam producer are defective.
Check and replace them, if necessary.
► The milk suction tube is defective. Check and replace it, if
necessary.
► The milk nozzle (Ø) is too small.
► The milk nozzle is defective or a nozzle of the wrong diam-
eter has been fitted.
► The cups are too cold (pre-heat the cups for ideal foam).
► The operating temperature (indicator is lit) has not yet
been reached.
► The coffee (beans) is not fresh.
► The coffee grinder setting is too coarse (high number).
► The coffee grinder setting is too fine (low number)
► The wrong coffee mixture is being used.
► Insert a fine needle into the outlet opening.
► The brew unit is not in its basic position. Close the service
door and switch on the device.
► Use the multi-tool adjusting knob to turn the brew unit a
little to the left or right while inserting it (carrier position is
incorrect).
► The operating temperature has not yet been reached
(The indicator lights up).
► A rinse or cleaning program is in progress (the cleaning
button flashes).
► Another indicator flashes/lights up. Rectify the fault/re-
move the cause.
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hot water button
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