The Zanussi ZLRW20C Refrigerator has some known problems that occur often. Here are some easy to do solutions for the problems or error codes your Zanussi might be giving you.
The temperature sensor in the refrigerated well is malfunctioning.
The condenser probe is not operating within the expected parameters.
The evaporator probe in the cupboard is indicating a fault.
The unit has detected a critical event requiring immediate attention.
A cautionary signal indicating that maintenance may soon be required.
The system has detected an accumulation of frost that requires defrosting.