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For commercial frozen products, the storage period
• Defrost the unit regularly (model dependent).
indicated on the packaging is decisive.
• The seal of the appliance door must be complete-
ly intact, so that the door closes properly.
Operating noise
Type of sound
Cause
Cleaning and Mainenance
Mumbling
Compressor during its operation
WARNING:
Liquid sounds
Circulation of the refrigerant
• Always disconnect the appliance from the power
Click sounds
The temperature control turns the
supply before cleaning and user maintenance.
compressor on or off
• Do not use steam cleaners for cleaning the appli-
Disturbing
Vibration of the shelves or cool-
ance; moisture could enter electrical components.
noises
ing coils
Risk of electric shock! Hot steam could damage
Switching off
the plastic parts.
• The unit must be dry before restarting operation.
To switch off the appliance turn the temperature con-
CAUTION:
trol to the off state.
• Do not use a wire brush or other sharp, abrasive
If the appliance is out of use for long periods:
items.
• Remove the appliance content.
• Do not use any acidic or abrasive detergents.
• Disconnect the appliance from the power supply.
• Do not damage the refrigerant circuit.
• Defrost (model dependent) and clean the appli-
ance thoroughly (see ”Cleaning and Mainte-
Cleaning the appliance including interior
nance”).
To keep dirt and germs at bay, clean the appliance
• Leave open the appliance door to avoid formation
regularly!
of mold and unpleased odors.
• First clear out the contents of the appliance and
Tips for energy saving
store it in a cool place. Remove all moving parts
such as shelves or drawers.
• Disconnect the appliance from the power supply if
• Clean the interior of the appliance, the exterior
it isn’t in use.
surfaces and the accessories with lukewarm wa-
• Do not install the appliance near stoves, heaters
ter and a mild cleaning agent; or with a clean,
or other heat sources. In case of higher ambient
damp microfiber cloth without cleaning agent.
temperatures, the compressor will run more fre-
• After everything has dried thoroughly, you can put
quently and longer.
the appliance back into operation.
• Ensure enough ventilation at the bottom and rear
• Depending on the model: At least once a year,
side. Never block ventilation openings.
wipe off the dust that has accumulated on the rear
• Place all shelves, racks or drawers (depending on
wall of the unit and on the condenser (metal
model) in their original position.
grille). Use a soft brush or a vacuum cleaner for
• Adjust the temperature not colder than necessary.
this purpose.
• Allow warm food to cool before placing it in the
appliance.
• Open the appliance door only as necessary.
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