The descale light also can't be turned off by pressing a button combination on the Keurig K-Duo Essentials. When the descale light turns on for the Essentials model, your only option is to strictly follow the descaling process to turn the light off. Here is how to descale your Keurig K-Duo Essentials: Pour all water out of your water.. How to Fix a Keurig Descale Light that Won't Turn Off After Descaling. The most common reason a Keurig descale light stays on after descaling is that the Keurig was never set into descale mode prior to the descale solution and water being run through it.
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I have a dual kerig. The descale light won't go out even after I descale. The single brew side works with the light on however not the pot side. Any other suggestions. I've unplugged. Tried the 8 and 10 cups together. Still descale won't go out. Help me please. Reply. The Keurig descale light won't turn off if the descaling process is not completed correctly or if there is a malfunction with the machine's sensor. Today we will look at some common reasons why Keurig coffee maker descale lights do not turn off after descaling and how to fix it quickly and easily.