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light 11 steady

No Water/Water Tank Absent light steady — Water tank is empty, dirty, or incorrectly placed

DeLonghi · ESAM4200 Espresso Machine

What does light 11 steady mean?

This light indicates that the water tank is either empty, not inserted correctly, or has accumulated lime scale or dirt.

Common Causes

  • Water tank is empty.
  • Water tank is not fully inserted.
  • Water tank is dirty or has lime scale buildup.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Fill the water tank with fresh water.

  2. 2

    Insert the water tank fully into its compartment until it clicks into place.

  3. 3

    If the tank is dirty or has scale, remove it, rinse it thoroughly, and if necessary, descale it following the machine's descaling instructions.

  4. 4

    Ensure the tank's filter (if present) is clean and unobstructed.

Browse all codes in this manual (13)
Verified technical data. Last updated: April 2026

Related Faults

coffee delivered too fast, not creamyCoffee delivered too fast and not creamy enough — Grinding coarseness or quantity adjustment neededcoffee delivered too slowlyCoffee delivered too slowly (in drops) — Grinding coarseness or quantity adjustment neededlight 1 and 2 flashOne and Two Cup lights flash — Machine not at ideal coffee temperature
Source: DeLonghi ESAM4200 Espresso Machine
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