Liebherr freezer GX 823-20 Manual

The Liebherr GX 823-20 is a high-performance upright freezer featuring NoFrost technology, electronic temperature control with digital display, super freeze function, interior LED lighting, reversible doors, and energy efficiency class A+++. Below are key sections for safety, features, installation, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Storage Organization 7. NoFrost Technology 8. Energy Saving Tips 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Upright freezer cabinet, electronic control panel, adjustable shelves and drawers, NoFrost system, interior light, reversible door hinges.

Feature	Description
NoFrost Technology	Automatic defrosting; no ice buildup on food or interior walls
Electronic Control Panel	Digital temperature display and adjustment
Super Freeze Function	Rapidly lowers temperature for new food loads
Interior LED Lighting	Energy-efficient illumination
Reversible Doors	Door can be hinged on left or right side
Adjustable Shelves	Flexible storage configuration
Door Alarm	Audible alert if door is left open
Energy Class A+++	High energy efficiency rating
Lock Option	Optional lock for security (accessory)
Climate Class SN-T	Designed for ambient temperatures 10°C to 43°C

Installation

Unpack and inspect contents. Position in suitable location.

Choose location: Install on level floor away from heat sources and direct sunlight.
Clearance: Allow at least 5 cm clearance at back and sides for ventilation.
Level appliance: Adjust front feet to ensure freezer is perfectly level.
Electrical connection: Plug into grounded 220-240V, 50Hz outlet. Do not use extension cords.
Door reversal (optional): Follow instructions in manual to change door hinge side.

WARNING! Wait at least 4 hours after transportation before connecting to power. Ensure proper ventilation to prevent overheating.

First-Time Setup

After installation, prepare freezer for first use.

Initial cleaning: Wipe interior with solution of warm water and baking soda, then dry thoroughly.
Power on: Connect to power. The control panel will illuminate.
Set temperature: Press temperature buttons to set desired freezer temperature (recommended -18°C).
Super Freeze: Activate Super Freeze function for 24 hours before loading food for optimal performance.
Load food: Once temperature is stable, arrange food items evenly.

CAUTION! Do not load large quantities of unfrozen food at once. Use Super Freeze function to maintain temperature.

Specifications

Model: GX 823-20
Type: Upright Freezer
Total Capacity: 203 liters
NoFrost System: Yes
Energy Class: A+++
Annual Energy Consumption: Approximately 166 kWh
Climate Class: SN-T (10°C to 43°C)
Noise Level: 38 dB(A)
Refrigerant: R600a
Dimensions (HxWxD): 85 x 60 x 64 cm
Weight: 58 kg
Power Supply: 220-240V, 50Hz

Controls and Settings

Electronic control panel located on front exterior.

Control Panel: Power On/Off, Temperature Display, Temperature Adjustment Buttons (+/-), Super Freeze Button, Alarm Reset Button.

Temperature Setting: Range from -24°C to -16°C. Recommended setting is -18°C. Super Freeze: Activates maximum cooling for approximately 24 hours or until manually deactivated. Alarm: Visual and audible alarm triggers if temperature rises above -12°C or door is left open. Display: Shows set temperature and actual temperature (alternating).

Storage Organization

Optimize storage for efficiency and food preservation.

Shelves: Adjustable wire shelves for boxes, frozen meals.
Drawers: Deep drawers for bulk items, frozen vegetables, meat.
Door bins: Store smaller items, ice packs, frozen herbs.
Labeling: Label and date all packages.
Avoid overfilling: Allow air circulation around items.

Tip: Place recently added food at the bottom or back to ensure older items are used first.

NoFrost Technology

Automatic defrosting system prevents ice buildup.

Operation: Fan circulates cold air; moisture is collected and evaporated automatically.
Benefits: No need for manual defrosting. Food remains free of frost. Consistent temperature.
Indicator: No special indicator; system operates automatically in cycles.
Maintenance: Keep air vents inside the freezer clear of food packages.

WARNING! Do not block interior air vents. This can reduce efficiency and cause temperature fluctuations.

Energy Saving Tips

Ensure optimal energy efficiency.

Set correct temperature: -18°C is sufficient for long-term storage.
Minimize door openings: Plan removal of items.
Check door seals: Ensure seals are clean and intact.
Location: Keep away from ovens, heaters, direct sunlight.
Allow hot food to cool before freezing.
Keep freezer reasonably full for better thermal stability.

Care & Cleaning

Unplug before cleaning. Never use sharp tools, abrasive cleaners, or hot water.

Exterior: Clean with mild detergent and soft cloth. Dry thoroughly.
Interior: Turn off and remove all food. Clean with solution of warm water and baking soda. Rinse with clean water and dry.
Shelves/Drawers: Remove and wash with warm soapy water.
Door Seals: Wipe with clean, damp cloth.
Condenser Coils (rear): Vacuum dust annually to maintain efficiency.

CAUTION! Do not use electrical appliances inside the freezer for cleaning. Never use steam cleaners.

Regulatory Information

CE Mark: Complies with European safety and EMC directives. WEEE Symbol: Do not dispose with household waste; recycle according to local regulations. Refrigerant R600a: Flammable. Service only by qualified personnel. For support, visit www.liebherr.com or contact your local Liebherr service center.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Freezer not cooling	Power supply, temperature setting	Check plug and power outlet. Ensure temperature is set correctly. Activate Super Freeze.
Alarm sounds	Door open, temperature rise	Close door securely. Check if large amount of warm food was added. Allow time to cool.
Excessive frost	Door seal, frequent opening	Check door seal for damage or dirt. Minimize door openings.
Unusual noise	Appliance not level, items touching fan	Level the appliance. Ensure no food packages block interior vents or fan.
Water inside or under unit	Blocked drain (if applicable), defrost water	Check for blocked drain tube at back. Ensure floor is level.
Display not lit	Power failure, control fault	Check power connection. If problem persists, contact service.

Reset: Disconnect from power for 5 minutes, then reconnect.

Service: Contact authorized Liebherr service. Do not attempt repairs involving refrigerant circuit.