Narwal Freo X PlusWater tank emptyWater tank empty — cause and how to fix it
Error code: Water tank empty
This error often occurs when the water level sensor inside the tank gets coated with mineral deposits.
How to fix Freo X Plus Water tank empty
- 1
Take the tank out, rinse it with warm water and a splash of vinegar to clear the sensors, and make sure the contacts on the base station are clean.
- 2
If the sensor is physically damaged, the internal tank assembly costs about $30.
What this repair uses
Narwal Freo X series water tank
Take it out, clean it, and seat it again before you replace it. If the error stays, this is the part to change.
Frequently asked questions
What does Narwal Freo X Plus Water tank empty mean?
This error often occurs when the water level sensor inside the tank gets coated with mineral deposits.
Is this a hard repair to do myself?
Most of the steps above take 20-40 minutes with basic tools like a screwdriver. If you'd rather not open the unit yourself, contact the official support line below instead.
What part do I need?
You'll need a Narwal Freo X series water tank. Compatible aftermarket parts are widely available on AliExpress and typically cost $8-60 depending on the part.
How do I contact Narwal support?
Narwal Korea specializes in mop-auto-cleaning robot service. Pickup repair service available. 1-year warranty including the cleaning station. Phone: 080-880-5918
Official support
Narwal Korea specializes in mop-auto-cleaning robot service. Pickup repair service available. 1-year warranty including the cleaning station.
Online support
Open support page →