The Zanussi RCSF16G1X 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.
Internal light which can be manually turned on/off
Model reference indicating the specific design and features of this unit
Refrigerant type used in the cooling system
Electrical connection requirement
Operational noise level of the unit, less than 45 dB (A)
Temperature range for effective operation (e.g., 2 / 10 °C for refrigerators, -20 / -15 °C for freezers)