Jura Fill water tank (tank is full): false "fill water tank" message
Fill water tank (tank is full) means: Water tank message will not clear although the tank is full.
How to fix Fill water tank (tank is full)
- Remove the tank, check the float in its channel moves freely, and descale the tank in a bowl of descaler.
- Reseat the tank firmly; the valve at the base must open.
- Fit a fresh filter correctly, or remove it, and try again.
- If the message persists with a clean float and full tank, the reed sensor in the machine has failed.
When to stop and call a repairer
Nothing dangerous here.
What it costs
Parts: Float $10 to $20; reed sensor $15 to $30.
Service: Out-of-warranty manufacturer service for a super-automatic is typically $250 to $500 including return shipping; independent espresso repairers are usually cheaper for a single part.
Worth repairing? Yes.
FAQ
What does Fill water tank (tank is full) mean on the Jura?
Water tank message will not clear although the tank is full. The machine reads the water level through a magnet float in the tank and a sensor in the machine. Scale on the float, a float stuck at the bottom, or a tank not seated on its valve gives a false empty reading.
Can I fix Fill water tank (tank is full) myself?
DIY difficulty: easy. Remove the tank, check the float in its channel moves freely, and descale the tank in a bowl of descaler. Reseat the tank firmly; the valve at the base must open.
How much does it cost to fix Fill water tank (tank is full)?
Float $10 to $20; reed sensor $15 to $30. Out-of-warranty manufacturer service for a super-automatic is typically $250 to $500 including return shipping; independent espresso repairers are usually cheaper for a single part.
Is it worth repairing?
Yes.
Fill water tank (tank is full) during startup or during use?
Juras report Fill water tank (tank is full) any. That timing is a useful clue when narrowing the cause.
Can I keep using the machine with Fill water tank (tank is full) showing?
Generally yes — Fill water tank (tank is full) is more of an annoyance than an emergency. Fix it when convenient; just do not let the cause sit for months.
Will Fill water tank (tank is full) clear on its own?
Often, yes. The first step (remove the tank, check the float in its channel moves freely, and descale the tank in a bowl of descaler) clears a share of cases on its own. If the code comes straight back, the part is genuinely at fault.
How long does the repair take?
Fifteen to thirty minutes with basic tools, once you have the part.
Code meanings are compiled from manufacturer service references and repair documentation for the all models; fixes follow documented repairs and owner reports. Model revisions can differ. If your appliance is under warranty, contact the manufacturer before opening it.