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10.2 Operating noises
The appliance makes different noises when it is on.
At higher temperatures the appliance uses less energy
-
but works for longer. It is quieter.
At lower temperatures the food is cooled faster. It is
-
louder.
Examples:
•
Functions on (see 7.2 Appliance functions)
•
Fan running
Food recently added
•
•
High ambient temperature
•
Door open for a while
Noise
Possible cause
Bubbling
and
Coolant
splashing
into
circuit.
Hissing
Coolant
into
circuit.
Humming
The
is
cooling.
volume
on
output.
Suction noises
Soft-closing
is being opened
and closed.
Defect
Cause
→ The appliance is not switched on.
The appliance is
not working.
→ The power plug is not properly
plugged into the socket.
→ There is something wrong with the
power outlet fuse.
→ Power cut
→ The appliance plug does not fit the
appliance properly.
→ The appliance door is not closed
Temperature is not
properly.
cold enough.
→ Not enough ventilation.
→ The ambient temperature is too
high.
98
Type of noise
flowing
Normal operating
the
cooling
noise
sprays
Normal operating
the
cooling
noise
appliance
Normal operating
The
noise
depends
the
cooling
door
Normal operating
noise
Noise
Humming
and
rustling
Clicking
Fig. 76
Rattling
humming
Noise
Possible
cause
Vibration
Improper
installation
Rattling
Components,
items inside
the appliance
10.3 Technical fault
Your appliance is designed and built to ensure it works reli‐
ably and has a long service life. In the unlikely event that
a fault occurs during operation, please check whether it is
due to an operating error. If so, you will be charged for the
callout and repair costs even if it falls within the warranty
period.
You can fix the following faults yourself.
10.3.1 Appliance function
Remedy
u Switch the appliance on.
u Check the power plug.
u Check the fuse.
u Keep the appliance closed.
u Protecting food: Lay freezer packs on top of the food or
use another freezer if the power is off for a prolonged
period.
u Do not re-freeze defrosted food,
u Check the appliance plug.
u Close the appliance door.
u Keep ventilation grille clear, and clean it.
u Problem solution: (see 1.3 Appliance range of use)
Possible cause
Type of noise
The fan is running. Normal operating
noise
Components
are
Normal switching
switched on and
noise
off.
or
Valves or flaps are
Normal switching
working.
noise
Type of noise Lifting
Defective
noise
Defective
noise
* Depending on model and options
Check
the
installation.
Level
the
appliance.
Secure
components.
Leave
enough
space
between the
items.
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