The reason for this sound; the freezer door is left open. If the freezer door is left open, the door open alarm will begin within a few minutes. You will hear a warning sound that will make you aware that the door is not fully shut. As soon as you close the door, the alarm will turn off.

This indicates that the Fast Freeze function is activated. The Fast Freeze function on Grundig fridge freezers allows for rapid freezing and quicker ice-making. It’s normal for your refrigerator to run for longer when Fast Freeze is on. Fast Freeze should not be left on for longer than 5 hours. If you want to cancel it, simply press the Fast Freeze button until the light goes out.

The sound you're hearing is the door open alarm. If the refrigerator door or doors are left open, the door open alarm will be activated in a few minutes. As soon as you close the door, the alarm will turn off.

You can use your Grundig freezer in ambient temperatures as low as -15°C. To see the exact lowest ambient temperature your Grundig freezer will work in, check your user manual. If you’re having trouble finding your manual, download it here using your product’s model number.

Grundig freezers are designed to keep food frozen for 10 to 18 hours in the event of a power loss. The best way to keep food frozen during a power cut is to leave it in the freezer with the door closed. Keep the door openings to a minimum during this time. You can find the exact time your freezer will keep food frozen, consult your user manual. If you’re having trouble finding your manual, download it here using your product’s model number. If the power outage lasts longer than the specified time, remember that you should not refreeze thawed food.

The recommended temperature for freezers is around -18°C.