Manual for ZNNN18FS5

Manual for ZNNN18FS5

Brand: ZANUSSI

Category: Refrigerator

Document Type: Manual

Language: EN

Uploaded: Nov. 21, 2025, 7:48 p.m.

Warranty Information

No specific warranty period mentioned in the document.

  • Switching On/Off: Press the ON/OFF button for 3 seconds. Display shows default temperatures.
  • Temperature Regulation: Use temperature regulators to set fridge (+4°C recommended) and freezer (-18°C recommended) temperatures. Ranges are provided.
  • Switching Fridge On/Off: Use the Mode button and OK to switch the fridge compartment on or off independently.
  • Special Functions:
    • FastCool: Chills food rapidly after shopping.
    • Holiday Mode: Reduces odour when the fridge is empty for a long period.
    • FastFreeze: Accelerates freezing and protects existing frozen food.
    • ChildLock: Locks buttons to prevent unintentional operation.
    • DrinksChill: Sets an acoustic alarm for timed cooling.
  • Daily Use: Adjust door shelves. Avoid prolonged door opening.

Troubleshooting and error codes

Problem Possible cause Solution
The appliance does not operate. The appliance is switched off. Switch on the appliance.
The mains plug is not connected to the mains socket correctly. Connect the mains plug to the mains socket correctly.
There is no voltage in the mains socket. Connect a different electrical appliance to the mains socket. Contact a qualified electrician.
The appliance is noisy. The appliance is not supported properly. Check if the appliance stands stable.
Acoustic or visual alarm is on. The cabinet has been recently switched on. Refer to "Door Open Alarm" or "High Temperature Alarm".
The temperature in the appliance is too high. Refer to "Door Open Alarm" or "High Temperature Alarm".
The door is left open. Close the door.
The compressor operates continually. Temperature is set incorrectly. Refer to "Control Panel" chapter.
Many food products were put in at the same time. Wait a few hours and then check the temperature again.
The room temperature is too high. Refer to "Installation" chapter.
Food products placed in the appliance were too warm. Allow food products to cool to room temperature before storing.
The compressor does not start immediately after pressing the "FastFreeze" or "FastCool", or after changing the temperature. The door is not closed correctly. Refer to "Closing the door" section.
The FastFreeze function is switched on. Refer to "FastFreeze function" section.
The FastCool function is switched on. Refer to "FastCool function" section.
The compressor starts after a period of time. This is normal, no error has occurred.
Door is misaligned or interferes with ventilation grill. The appliance is not levelled. Refer to installation instructions.
Door does not open easily. You attempted to re-open the door immediately after closing. Wait a few seconds between closing and re-opening of the door.
The lamp does not work. The lamp is in stand-by mode. Close and open the door.
There is too much frost and ice. The lamp is defective. Contact the nearest Authorized Service Centre.
The door is not closed correctly. Refer to "Closing the door" section.
The gasket is deformed or dirty. Refer to "Closing the door" section.
Food products are not wrapped properly. Wrap the food products better.
Temperature is set incorrectly. Refer to "Control Panel" chapter.
Appliance is fully loaded and is set to the lowest temperature. Set a higher temperature. Refer to "Control Panel" chapter.
Temperature set in the appliance is too low and the ambient temperature is too high. Set a higher temperature. Refer to "Control Panel" chapter.
Water flows on the rear plate of the refrigerator. During the automatic defrosting process, frost melts on the rear plate. This is correct.
There is too much condensed water on the rear wall of the refrigerator. Door was opened too frequently. Open the door only when necessary.
Door was not closed completely. Make sure the door is closed completely.
Stored food was not wrapped. Wrap food in suitable packaging before storing it in the appliance.
Water flows inside the refrigerator. Food products prevent the water from flowing into the water collector. Make sure that food products do not touch the rear plate.
Water flows on the floor. The water outlet is clogged. Clean the water outlet.
The melting water outlet is not connected to the evaporative tray above the compressor. Attach the melting water outlet to the evaporative tray.
Temperature cannot be set. The "FastFreeze function" or "FastCool function" is switched on. Switch off "FastFreeze function" or "FastCool function" manually, or wait until the function deactivates automatically to set the temperature. Refer to "FastFreeze function" or "FastCool function" section.
The temperature in the appliance is too low/too high. The temperature is not set correctly. Set a higher/lower temperature.
DEMO appears on the display. The appliance is in demonstration mode. Keep the OK key pressed for approximately 10 seconds until a long sound is heard and the display turns off for a short time.
A or or symbol is shown instead of numbers on the temperature display. Temperature sensor problem. Contact the nearest Authorized Service Centre (the cooling system will continue to keep food products cold, but temperature adjustment will not be possible).
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