Liebherr Base Unit Freezer User Guide

1 Appliance at a Glance

1.1 Overview of the appliance and its equipment

[Figure 1: Appliance Overview] The appliance includes: (1) Operating and control elements, (2) Freezer pack, (3) Info system, (4) Drawers, (5) VarioSpace, (6) Model plate, (7) Soft closing fittings, (8) Bowl in the well, (9) Adjusting feet.

Note: Shelves, drawers, and baskets are arranged for optimum energy efficiency. Adjusting shelves does not impact energy consumption.

1.2 Appliance range of use

Intended use: Suitable for cooling food products in domestic or household-like environments (e.g., staff kitchens, B&Bs, hotels, catering). Suitable for under-counter integration. Other uses are not permitted.

Foreseeable misuse: Storing medicines, blood plasma, laboratory preparations, or use in areas at risk of explosions is forbidden. Misuse can damage stored goods.

1.3 Climate classifications

The appliance operates within specific ambient temperatures based on its climate classification (printed on the rating plate).

Note: Adhere to specified ambient temperatures for proper operation.

The appliance operates properly down to a lower ambient temperature of 5 °C.

1.4 Conformity

The refrigerant circuit is leak-tested. The appliance complies with applicable safety regulations and directives.

For the EU market: Complies with directive 2014/53/EU.

For the GB market: Complies with Radio Equipment Regulations 2017 SI 2017 No. 1206.

Full text of EU Declaration of Conformity available at: www.Liebherr.com

1.5 EPREL database

Details on energy labelling and ecodesign requirements are available on the European product database (EPREL) from March 1, 2021. Access via https://eprel.ec.europa.eu/ using the model ID found on the nameplate.

1.6 Saving energy

• Ensure good ventilation; do not cover ventilation holes or grids.
• Keep fan air slits clear.
• Do not install in direct sunlight or near ovens/radiators.
• Energy consumption depends on ambient temperature.
• Open the appliance for the shortest possible time.
• Lower temperature settings increase energy consumption.
• Keep food properly packed and covered to prevent frost.
• Allow warm food to cool to room temperature before storing.

2 General Safety Instructions

Keep these instructions safe for future reference. Hand them to the next user if the appliance is passed on.

Read these instructions carefully for safe and correct use. Follow all instructions, safety advice, and warnings.

Danger for the user:

• This device can be used by children and individuals with impaired physical, sensory, or mental abilities, or lack of experience, provided they are supervised or instructed in safe use and potential hazards.
• Children must not play with the appliance. Cleaning and maintenance must be done by adults.
• Children aged 3-8 can load and unload the appliance. Children under 3 must be kept away unless under continuous adult supervision.
• Ensure the electrical socket is easily accessible for quick disconnection in emergencies.
• Always hold the plug when disconnecting; do not pull the cable.
• In case of a fault, pull the mains plug or deactivate the fuse.
• Do not damage the mains power cable. Do not operate with a defective cable.
• Repairs and interventions may only be carried out by AfterSales Service or qualified personnel.
• Install, connect, and dispose of the appliance according to instructions.
• Only use the appliance when installed.

3 Controls and Displays

Fire hazard:

• The coolant is eco-friendly but flammable. Leaking coolant may ignite.
• [instruction] Do not damage refrigerant circuit pipes.
• [instruction] Do not handle ignition sources inside the appliance.
• [instruction] Do not use electrical appliances (e.g., steam cleaners, heaters) inside.
• If refrigerant leaks: remove flames/ignition sources, air the room, inform customer services.
• Do not store explosives or sprays with combustible propellants (e.g., butane, propane).
• Keep naked flames (candles, lamps) away from the appliance.
• Store alcoholic drinks in tightly closed containers.

Danger of tipping and falling:

• [instruction] Do not misuse the plinth, drawers, or doors as a step or support.

Danger of food poisoning:

• [instruction] Do not consume food stored too long.

Danger of frostbite, numbness and pain:

• Avoid prolonged skin contact with cold surfaces or frozen goods; wear gloves.

Danger of injury and damage:

• Hot steam can cause injury. Do not use steam cleaning equipment, open flames, or defrosting sprays.
• [instruction] Do not use sharp implements to remove ice.

Risk of crushing:

• [instruction] Do not hold the hinge when opening/closing the door; fingers may get caught.

Symbols on the appliance:

[flame symbol]: Relates to oil in the compressor; swallowing/inhaling can be fatal (relevant to recycling only).

[flammable materials symbol]: Located on the compressor, indicates danger of flammable materials.

[recycling symbol]: Located on the rear, refers to foam-padded panels (relevant to recycling only).

Please note the warning messages and other specific advice in the other chapters:

• [DANGER]: Immediately hazardous situation leading to death or serious injury if not avoided.
• [WARNING]: Hazardous situation which may lead to death or serious injury if not avoided.
• [CAUTION]: Hazardous situation which may lead to minor or moderate injury if not avoided.
• [NOTICE]: Hazardous situation which may lead to property damage if not avoided.
• Note: Useful instructions and tips.

3.1 Operating and control elements

[Figure 2: Controls] The appliance features:

• (1) On/Off button
• (2) Temperature display
• (3) Up/Down button
• (4) SuperFrost button
• (5) SuperFrost symbol
• (6) Alarm button
• (7) Alarm symbol
• (8) Menu symbol
• (9) Child lock symbol
• (10) Power failure symbol

3.2 Temperature display

During normal operation, the display shows the highest freezing temperature.

The temperature display flashes if:

• The temperature setting is being changed.
• The appliance is not cold enough after switching on.
• The temperature rises by several degrees.

Stripes flash in the display if the freezer temperature exceeds 0 °C.

Fault displays (possible causes/solutions in Section 7 Malfunctions):

• SuperFrost symbol [Figure 2 (5)] flashes with the temperature display.
• F0 to F9.
• Power failure symbol flashes.

4 Putting into Operation

4.1 Disposing of packaging

[WARNING] Danger of suffocation from packing material and plastic film. Keep children away from packing material.

Packaging materials are recyclable:

• Corrugated board/cardboard
• Expanded polystyrene parts
• Polythene bags and sheets
• Polypropylene straps
• Nailed wooden frame with polyethylene panel (if applicable)

[instruction] Take packaging material to an official collecting point.

4.2 Switching on the appliance

• [instruction] Open the door.
• [instruction] Press the On/Off button [Figure 2 (1)].
• The temperature display lights up, indicating the appliance is switched on.
• If "DEMO" is displayed, demo mode is activated; contact after-sales service.

5 Control

5.1 Child proofing

The child-proofing function prevents the appliance from being inadvertently switched off.

5.1.1 Setting the child lock

To switch on:

• Activate setting mode: Press SuperFrost button [Figure 2 (4)] for approx. 5 seconds.
• Menu symbol [Figure 2 (8)] appears.
• 'c' flashes on the display.
• Confirm briefly with SuperFrost button [Figure 2 (4)].
• 'c1' appears on the display.
• Confirm briefly with SuperFrost button [Figure 2 (4)].
• Child lock symbol [Figure 2 (9)] lights up.
• 'c' flashes on the display. Child lock is active.
• To terminate setting mode: Briefly press On/Off button [Figure 2 (1)] or wait 5 minutes. The temperature display reappears.

To switch off:

• Activate setting mode: Press SuperFrost button [Figure 2 (4)] for approx. 5 seconds.
• Menu symbol [Figure 2 (8)] appears.
• 'c' flashes on the display.
• Confirm briefly with SuperFrost button [Figure 2 (4)].
• 'c0' appears on the display.
• Confirm briefly with SuperFrost button [Figure 2 (4)].
• Child lock symbol [Figure 2 (9)] goes out.
• 'c' flashes on the display. Child lock is off.
• To terminate setting mode: Briefly press On/Off button [Figure 2 (1)] or wait 5 minutes. The temperature display reappears.

5.2 Door alarm

An audible warning sounds if the door is open for longer than 60 seconds. The warning stops automatically when the door is closed.

5.2.1 Muting the door alarm

The audible alarm can be muted while the door is open. The sound switch-off is active as long as the door remains open.

• [instruction] Press alarm button [Figure 2 (6)].
• The door alarm is silenced.

5.3 Temperature alarm

An audible alarm sounds if the freezer temperature is not cold enough. The temperature display and alarm symbol [Figure 2 (7)] flash simultaneously.

Causes for high temperature:

• Warm fresh food placed inside.
• Excessive warm ambient air flow during rearranging/removing food.
• Prolonged power outage.
• Appliance fault.

The audible alarm silences, the alarm symbol [Figure 2 (7)] goes out, and the display stops flashing when the temperature is sufficiently cold again. If the alarm persists, refer to Section 7 Malfunctions.

Note: Food may spoil if the temperature is not cold enough. Check food quality; do not consume spoiled food.

5.3.1 Muting the temperature alarm

The audible alarm can be muted. The alarm function reactivates when the temperature is sufficiently cold again.

• [instruction] Press alarm button [Figure 2 (6)].
• The audible alarm is silenced.

5.4 Freezing food

The rating plate indicates the maximum fresh food quantity to freeze within 24 hours ("Freezing capacity ... kg/24h").

• Each drawer holds a maximum of 25 kg.
• Each shelf can be loaded with 35 kg.

A vacuum is generated after closing the door. Wait about 1 minute for easier opening.

[CAUTION] Risk of injury due to broken glass! Bottles and cans with drinks may burst when frozen, especially sparkling drinks. Do not freeze bottles and cans with drinks.

Switch on SuperFrost in advance depending on the amount of food:

• Approx. 6 hours before for smaller amounts.
• Approx. 24 hours before for maximum amounts.

For rapid freezing to the core, do not exceed quantities per pack:

• Fruit, vegetables: up to 1 kg
• Meat: up to 2.5 kg

[instruction] Pack food in freezer bags, reusable plastic, metal, or aluminum containers.

5.5 Thawing food

Thaw food:

• In the refrigerator compartment.
• In a microwave oven.
• In a conventional or fan oven.
• At room temperature.

[instruction] Remove only the required amount of food. Use thawed food as quickly as possible. Do not refreeze thawed food except in exceptional cases.

5.6 Setting the temperature

Temperature depends on:

• Frequency of door opening.
• Duration the door is open.
• Room temperature.
• Type, temperature, and quantity of food.

Recommended temperature setting: -18 °C.

The temperature adjusts sequentially. After -28 °C, it restarts at -14 °C.

• [instruction] Call up temperature function by pressing adjustment button [Figure 2 (3)] once. The current value flashes.
• [instruction] Change temperature in 1 °C steps by pressing the setting button [Figure 2 (3)] until the desired temperature is shown.
• [instruction] Change temperature continuously by holding down the setting button.

The new setting is adopted approx. 5 seconds after the last button press. The interior temperature gradually adjusts.

5.7 SuperFrost

This function freezes fresh food quickly to the core by operating at maximum refrigeration. The refrigeration unit may be temporarily louder.

You can freeze the maximum quantity indicated on the type plate ("Freezing capacity ... kg/24hrs"). This quantity can vary by model and climate class.

Activate SuperFrost in advance:

• Approx. 6 hours before for small amounts of fresh food.
• Approx. 24 hours before for maximum amounts.

[instruction] Wrap produce and spread it out. Do not let frozen produce touch unfrozen produce.

SuperFrost is not required when:

• Placing frozen food in the freezer.
• Freezing up to approx. 2 kg fresh food daily.

5.7.1 Freezing with SuperFrost

• [instruction] Briefly press the SuperFrost button [Figure 2 (4)] once. The SuperFrost symbol [Figure 2 (5)] illuminates.
• The freezing temperature drops; the appliance operates at maximum cooling capacity.
• For smaller quantities: wait approx. 6 hours. Place wrapped produce in the deep bottom drawers.
• For maximum quantities: wait approx. 24 hours. Remove deep bottom drawers and place produce directly on bottom shelves.
• SuperFrost deactivates automatically after 65 hours. The SuperFrost symbol [Figure 2 (5)] extinguishes when freezing is complete.
• [instruction] Place produce in drawers and push them back in. The appliance returns to normal energy-saving mode.

5.8 Drawers

Note: Insufficient ventilation increases energy consumption and reduces cooling performance. Ensure fan air slits on the rear wall are always clear.

To store frozen food directly on shelves: [instruction] Pull the drawer forward and lift it out.

To remove drawers at a 90° door angle: [instruction] As you pull out the drawers, push slightly to the side, then pull them up and out.

[Figure 3: Drawer Removal] The bowl in the well is suitable for storing small, infrequently used parts.

5.9 Shelves

5.9.1 Moving shelves

To remove a shelf: [instruction] Lift up at the front and pull out.

To replace a shelf: [instruction] Simply push in as far as it will go.

5.9.2 Removing shelves

Shelves may be removed for cleaning.

5.10 VarioSpace

You can remove shelves and drawers to create more space for larger food items like poultry, meat, large game, and tall baked goods.

• Each drawer holds a maximum of 25 kg of frozen food.
• Each shelf can be loaded with 35 kg of frozen food.

5.11 Information system

[Figure 4: Information System] The figures indicate storage times in months for various frozen foods:

• (1) Bread
• (2) Ice cream
• (3) Fish
• (4) Vegetables
• (5) Meat
• (6) Fruit

Storage times are guide times.

5.12 Ice cube tray

[Figure 5: Ice cube tray usage] When water is frozen:

• [instruction] Hold ice cube tray under hot water briefly.
• [instruction] Remove the lid.
• [instruction] Gently turn the ends of the ice cube tray in opposite directions to release cubes.

[Figure 6: Ice cube tray dismantling] You can take the ice cube tray apart for cleaning.

5.13 Freezer pack

Freezer packs help maintain temperature during power outages.

5.13.1 Using freezer packs

[instruction] Place fully frozen freezer packs on top of frozen food in the upper front section of the freezer compartment.

6 Maintenance

6.1 Defrosting with NoFrost

The NoFrost system automatically defrosts the appliance. Moisture condenses on the evaporator, is periodically defrosted, and evaporates. Manual defrosting is not required.

6.2 Cleaning the appliance

Clean the appliance regularly.

[WARNING] Risk of injury and damage from hot steam! Hot steam can cause burns and damage surfaces. Do not use steam cleaners.

NOTICE Incorrect cleaning damages the appliance!

• Do not use cleaning agents in concentrated form.
• Do not use scouring or abrasive sponges or steel wool.
• Do not use sharp or abrasive cleaning agents, or those containing sand, chloride, or acid.
• Do not use chemical solvents.
• Do not damage or remove the type plate inside the appliance.
• Do not pull off, bend, or damage cables or components.
• Prevent cleaning water from entering drain channels, ventilation grilles, or electrical parts.
• Use soft cleaning cloths and a pH-neutral cleaning agent.
• Use cleaning and care products suitable for contact with foodstuffs for the interior.

Cleaning steps:

• [instruction] Empty the appliance.
• [instruction] Pull out the power plug.
• Clean plastic outer and inner surfaces with lukewarm water and mild washing-up liquid.
• Most parts can be dismantled for cleaning (refer to relevant chapters).
• Clean drawers by hand with lukewarm water and mild washing-up liquid.
• Other fittings can be washed in the dishwasher.
• Use a damp cloth only for telescopic rails; the grease is for lubrication and must not be removed.

After cleaning:

• [instruction] Wipe the appliance and equipment dry.
• [instruction] Connect the appliance and switch it on again.
• [instruction] Switch on SuperFrost (see 5.7 SuperFrost).
• When the temperature is sufficiently cold: [instruction] Put the food back inside.

6.3 Customer service

First, check for faults yourself (see 7 Malfunctions). If the problem persists, contact Customer Services using the enclosed directory.

[WARNING] Unprofessional repair can cause injuries.

• Have repairs and actions not specified carried out by service personnel only.
• A damaged mains cable may only be replaced by the manufacturer, their Customer Service, or a similarly qualified person.
• For appliances with an IEC connector, the customer may make the change.

[instruction] Note the appliance designation [Figure 7 (1)], service No. [Figure 7 (2)], and serial No. [Figure 7 (3)] from the model plate inside the appliance.

[instruction] Notify customer service, specifying the fault, appliance designation, service number, and serial number for faster, more accurate service.

[instruction] Keep the appliance closed until customer service arrives.

[instruction] Pull out the mains plug (not by the cable) or switch off the fuse.

7 Malfunctions

This section lists common defects, their causes, and remedies. Check for handling errors first.

8 Decommissioning

8.1 Switching off the appliance

• [instruction] Press On/Off button [Figure 2 (1)] for approx. 2 seconds.
• A long beep sounds, and the temperature display goes dark. The appliance is switched off.
• If the appliance cannot be switched off, the child lock function may be active (see 5.1 Child proofing).

8.2 Taking the appliance out of service

• [instruction] Empty the appliance.
• [instruction] Switch off the appliance (see 8.1 Switching off the appliance).
• [instruction] Remove mains connector.
• [instruction] Clean the appliance (see 6.2 Cleaning the appliance).
• [instruction] Leave the door open to prevent odors.

9 Disposal

9.1 Preparing appliance for disposal

Liebherr appliances may contain batteries. In the EU, users are obliged to remove batteries before disposal for environmental reasons.

• Batteries: If your appliance contains batteries, remove them.
• Lamps: If lamps can be removed without destruction, remove them before disposal.

[instruction] Take the appliance out of operation (see 8.2 Taking the appliance out of service).

[instruction] For appliances with batteries: remove batteries (refer to Maintenance chapter for description).

[instruction] If possible, remove lamps without destroying them.

9.2 Disposing of the appliance in an environmentally friendly manner

The appliance contains valuable materials and must be disposed of separately from municipal waste.

• Batteries: Dispose of batteries separately. Return them free of charge to retailers, recycling centers, or collection points.
• Lamps: Dispose of removed lamps via respective collection systems.
• For Germany: Dispose of the appliance free of charge via class 1 collection containers at local recycling centers. Retailers (sales area > 400 m²) must also take back old appliances free of charge when a new one is purchased.

[WARNING] Leaking coolant and oil! The coolant and oil are eco-friendly but flammable. Escaping coolant/oil can ignite if concentrated and in contact with an external heat source.

• [instruction] Do not damage coolant circuit pipelines or the compressor.
• [instruction] Transport the appliance without damage.
• [instruction] Dispose of batteries, lamps, and the appliance according to specifications.