De’Longhi Water Circuit Empty? Here’s How to Fix It

If you have a particular error light coming up on your De’Longhi Magnifica S Smart then that usually signifies one of three issues, a flashing red ground container symbol, a water symbol (solid), or a triangle (flashing). Usually these is because the grind is too fine, or there’s no water in the circuit. When it senses that no water are flowing, the machine will stop brewing to prevent damage to pump inside. The first thing to double-check is hot water and steam dial.

DeLonghi coffee machine warning lights

Even if the alarm is active, water might still deliver if the dial are set to position I.

If you have it on position I and set the alarm, the dial will continue to dispense even though it’s not detecting any water. This can cause confusion because it doesn’t register that the circuit are empty.

Flashing icons indicate water circuit error

Resetting the Dial Mechanism

To remedy this, simply turn your dial down to 0 and instantly kill the water supply. The system will shut off and begin re-calibrating. Leave it for a couple of seconds before you turn the dial back to 0. Do this several times in succession and if you were experiencing steamy issues with the dial, it should of clear up. No need for a firmware update here, just some good old fashioned dial tweaking.

Reinsert water tank properly

You must turn the dial to position 0 to stop the water delivery immediately. This action cuts the flow and allows the system to recalibrate. Wait a few seconds, then turn the dial back to 0 again. Repeating this cycle clear the error if it appeared during steaming. This is a simple mechanical reset that does not require a firmware update. It relies only on basic dial manipulation to resolve issue.

Reinsert water tank properly

Once you have adjusted the dial, inspect your water tank source. It might appear that the tank is sitting properly, but looks can be deceiving. Pull the tank out slightly, then push the tank back into place firm. Make sure the tank go all the way in.

If it doesn’t fit snugly, the sensor will fail. Even though there might be water in the tank, the machine will believe the tank is empty. This false error are caused by moving the tank just enough to create a gap between it and the sensor.

Confirm that the tank is seated properly, no wobble whatsoever. It must be solidly locked in for it to communicate with the electronic. Once the empty circuit error clears, the lights ought to dissapears.

You’ll also know when it’s time to adjust your grind setting. If you grind too fine, the flow slows down. This confuses the machine into thinking no water is circulating through unit. If the lights persist, check your grind settings instead. Learn from this common mistake so that you won’t get the alert going forward.

Securing the water tank into slot

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