Liebherr freezer SFTfg 1501 Performance Manual

The Liebherr SFTfg 1501 is a high-performance upright freezer featuring NoFrost technology, electronic temperature control with digital display, super freeze function, interior LED lighting, reversible door, adjustable shelves and drawers, door open alarm, and energy efficiency class. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: NoFrost system, electronic control panel, LED interior light, adjustable glass shelves, freezer drawers, reversible door, door alarm.

Installation

Unpack and inspect contents. Position in suitable location.

1. Choose location: Place on level floor away from heat sources and direct sunlight.
2. Ventilation: Ensure minimum clearance (5cm sides, 10cm back, 30cm top).
3. Level appliance: Adjust front feet for stability.
4. Connect to power: Use dedicated grounded outlet (220-240V, 50Hz).
5. Door reversal (optional): Follow manual instructions to change hinge side.

WARNING! Freezer is heavy; use two people for moving. Ensure proper ventilation to prevent overheating.

First-Time Setup

After installation, allow freezer to stabilize before use.

1. Initial cooling: Plug in and let run empty for 2-3 hours before loading.
2. Set temperature: Use control panel to set desired freezing temperature (recommended -18°C).
3. Activate Super freeze: Press SUPER FREEZE button when adding large quantities of fresh food.
4. Organize storage: Arrange shelves and drawers according to your needs.
5. Test door alarm: Leave door open for 2 minutes to verify alarm function.

CAUTION! Do not overload during initial cooling period. Allow space between items for air circulation.

Specifications

• Model: SFTfg 1501
• Type: Upright freezer with NoFrost
• Total capacity: 150 liters
• Energy class: A++ or higher
• Noise level: ≤ 40 dB(A)
• Refrigerant: R600a (isobutane)
• Climate class: SN-T (10°C to 43°C)
• Power supply: 220-240V, 50Hz
• Annual energy consumption: Approximately 150 kWh
• Dimensions (HxWxD): 85 x 60 x 63 cm
• Weight: 45 kg

Controls and Settings

Electronic control panel located inside or on front of unit.

Control Panel: Temperature display, Temperature adjustment buttons, Super freeze button, Alarm reset button, Child lock button.

Temperature Setting: Range from -24°C to -16°C (recommended -18°C). Super Freeze: Activates rapid freezing for 24 hours or until manually turned off. Alarm Functions: Door open alarm, temperature alarm for power failure. Child Lock: Press and hold for 3 seconds to activate/deactivate. Display: Shows current temperature and active functions.

Storage Organization

Optimal organization maximizes efficiency and food preservation.

1. Top shelves: Ready-to-eat foods, ice cream, frozen desserts.
2. Middle shelves: Meat, fish, poultry (store in airtight containers).
3. Bottom shelves/drawers: Vegetables, fruits, prepared meals.
4. Door shelves: Smaller items, ice packs, frozen herbs.
5. Labeling: Date all packages for proper rotation.
6. Air circulation: Leave space between items for cold air flow.

Tip: Group similar items together for easy access and inventory management.

NoFrost Technology

Automatic defrosting system prevents ice buildup.

1. How it works: Circulates cold air while removing moisture.
2. Benefits: No manual defrosting needed, consistent temperature.
3. Maintenance: Ensure air vents are not blocked by food items.
4. Indicator: Frost-free operation indicated on control panel.
5. Energy efficiency: Reduces energy consumption compared to manual defrost models.

WARNING! Never use sharp objects to remove ice. If frost appears, contact service.

Energy Saving Tips

Optimize performance and reduce electricity consumption.

1. Temperature setting: Maintain -18°C for optimal efficiency.
2. Door openings: Minimize frequency and duration.
3. Loading: Allow hot food to cool before freezing.
4. Seal check: Ensure door gaskets are clean and sealing properly.
5. Location: Keep away from heat sources and direct sunlight.
6. Ventilation: Maintain recommended clearances around unit.
7. Full load: Keep reasonably full for better thermal mass.

Care & Cleaning

Unplug before cleaning. Use mild detergent and warm water only.

1. Interior: Wipe shelves, drawers, and interior surfaces with damp cloth.
2. Exterior: Clean with soft cloth and mild detergent.
3. Door gaskets: Clean gently to maintain seal integrity.
4. Condenser: Vacuum rear coils annually (if accessible).
5. Defrost drain: Check and clean if applicable.

CAUTION! Never use abrasive cleaners, solvents, or steam cleaners. Do not pour water into unit.

Regulatory Information

CE marked: Complies with European directives. WEEE compliant: Dispose of properly at end of life. Contains refrigerant R600a (flammable). Manufactured by Liebherr-Hausgeräte GmbH. For support, visit www.liebherr.com or contact local service center. Serial number located on rating plate inside unit.

Troubleshooting

Reset: Unplug for 5 minutes, then reconnect to reset electronics.

Service: Contact authorized Liebherr service center. Do not attempt repairs yourself.