Kernau KBR 17133.1 S NF Instruction Booklet page 51

If your fridge freezer is not working properly, it may be a minor problem, therefore check the following,
before calling an electrician to save time and money.
The appliance does not operate.
Check if
• There is no power.
• The general switch in your home is disconnected.
• The socket is not faulty. To check this, plug the appliance in to another socket which you know
is working.
What to do if your appliance performs poorly.
Check that:
• You have overloaded the appliance.
• The fridge temperature set to MAX.
• The doors are closed properly.
• There is no dust on the condenser.
• There is enough space at the rear and side walls.
Normal Noises:
Cracking (Ice cracking) Noise:
• During automatic defrosting.
• When the appliance is cooled or warmed (due to expansion of appliance material).
Short cracking:
• Heard when the thermostat switches the compressor on/off.
Compressor noise (Normal motor noise):
• This noise means that the compressor operates normally Compressor may cause more noise for a short
time when it is activated.
Bubbling noise and splash:
• This noise is caused by the flow of the refrigerant in the tubes of the system.
Water flow noise:
• Normal flow noise of water flowing to the evaporation container during defrosting. This noise can be
heard during defrosting.
Air Blowing Noise (Normal fan noise):
• This noise can be heard in No-Frost refrigerator during normal operation of the system due to the
circulation of air.
If there is water in the lower part of the refrigerator:
Check if:
• The drain hole for defrost water is not clogged (use defrost drain plug to clean the drain hole).
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