Narwal T10Water tank emptyWater tank empty — cause and how to fix it
Error code: Water tank empty
This error occurs when the magnets in the tank or the sensor inside the base station fail to detect the presence of water.
How to fix T10 Water tank empty
- 1
First, clean the magnetic float sensor in the tank to ensure it moves freely.
- 2
If the base station still doesn't see the tank, the magnetic reed switch in the base is likely dead and needs a $15-20 replacement part.
What this repair uses
Narwal T10 water level sensor
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 T10 Water tank empty mean?
This error occurs when the magnets in the tank or the sensor inside the base station fail to detect the presence of water.
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 T10 water level sensor. 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 →