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light 1 and 2 flash after steam

One and Two Cup lights flash after steam use — Machine too hot for coffee

DeLonghi · ESAM4200 Espresso Machine

What does light 1 and 2 flash after steam mean?

After using the steam function, the machine can become too hot to immediately make coffee. The green One Cup and Two Cup lights will flash.

Common Causes

  • Machine is overheated from steam production.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Wait approximately ten minutes for the machine to cool down naturally.

  2. 2

    To cool down faster: open the steam knob and release some water from the milk frother into a container.

  3. 3

    Continue releasing water until the green One Cup and Two Cup lights stop flashing, indicating it's ready to make coffee again.

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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