4drawers, 5shelves, 6variospace – Liebherr CUN 3923 Comfort NoFrost User Manual
Page 10: 7information system, 8cold storage accumulators, 6maintenance, 1defrosting with nofrost, 2cleaning the appliance, 6 maintenance, Maintenance

Wrap produce and spread it out as far as possible. Do not
allow produce to be frozen to touch produce that is already
frozen to prevent the latter thawing.
You do not have to activate SuperFrost in the following cases:
-
when placing frozen food in the freezer
-
when freezing up to approx. 1 kg fresh food daily
Freezing with SuperFrost
u
Briefly press the SuperFrost button
Fig. 3 (5)
.
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The SuperFrost button shines.
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The freezer temperature drops, the appliance operates with
the maximum refrigerating capacity.
In case of a small amount of food to be frozen:
u
wait approx. 6 h.
u
Place wrapped produce in the top drawers.
In case of the maximum amount of food to be frozen (see
type plate):
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wait about 24 h.
u
Remove top drawers and place produce directly on the top
shelves.
w
SuperFrost is automatically deactivated after about 65 h.
w
The SuperFrost button extinguishes once freezing is
completed.
u
Place produce in the drawers and push the latter back in
again.
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The appliance continues to operate in the energy-saving,
normal mode.
5.4.4 Drawers
Note
The energy consumption increases and the cooling perform-
ance decreases if there is insufficient ventilation.
For appliances with NoFrost:
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Leave the bottom drawer in the appliance!
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Always keep the air slits of the fan free at the rear wall!
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To store frozen food directly on the shelves: pull the drawer
forwards and lift it out.
5.4.5 Shelves
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To remove the shelf: lift up at the front
and pull out.
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To put the shelf back: simply push in as
far as it will go.
5.4.6 VarioSpace
Apart from being able to remove the
drawers, you can also remove the
shelves, creating space for large
items of frozen food. Poultry, meat,
large pieces of game and high
bakery products can be frozen in
one piece and prepared.
u
The maximum load of frozen food
for the drawers is 25 kg each and
for the shelves 35 kg each.
5.4.7 Information system*
Fig. 12
(1) Ready-made meals, ice
cream
(4) Sausages, bread
(2) Pork, fish
(5) Game, mushrooms
(3) Fruit, vegetables
(6) Poultry, beef/veal
The figures indicate the storage time in months for several
types of frozen food in each case. Storage times given are
guide times.
5.4.8 Cold storage accumulators*
The cold storage accumulators prevent the temperature from
rising too fast in the event of power failure.
Using cold storage accumulators*
u
Place the cold storage accumula-
tors in the top freezer compart-
ment to save space.
u
Place the frozen cold storage
accumulators on the frozen food
in the upper front area of the
freezer compartment.
6 Maintenance
6.1 Defrosting with NoFrost
The NoFrost system automatically defrosts the appliance.
Refrigerator compartment:
The defrost water evaporates due to the compressor heat.
Drops of water on the rear wall are perfectly normal.
u
Regularly clean the drain opening to allow the water to flow
Freezer compartment:
The moisture condenses on the evaporator, is periodically
defrosted and evaporates.
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The appliance does not have to be manually defrosted.
6.2 Cleaning the appliance
WARNING
Risk of injury and damage as a result of hot steam!
Hot steam can lead to burns and can damage the surfaces.
u
Do not use any steam cleaners!
NOTICE
Incorrect cleaning damages the appliance!
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Do not use cleaning agents in concentrated form.
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Do not use any scouring or abrasive sponges or steel wool.
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Please do not use any aggressive, scouring, sand-,
chloride-, chemical- or acid-based cleaning agents.
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Do not use chemical solvents.
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Do not damage or remove the type plate on the inside of the
appliance. It is important for the customer service.
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Do not pull off, bend or damage cables or other compo-
nents.
u
Do not allow any cleaning water to enter the drain channel,
ventilation grille or electrical parts.
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Please use soft cleaning cloths and a universal pH-neutral
cleaning agent.
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Please use cleaning and care products suitable for contact
with foodstuffs in the appliance interior.
Maintenance
10
* Depending on model and options