ECM Puristika

MakerECM
BoilerSingle boiler
Brew boiler0.75 L
Steam boilerNot listed
Water tank2 L
Plumb-inNot listed
Voltage (US)120V
Maker's water filterNot listed

What water does this machine require?

ECM publishes one limit our water check uses for this machine. It is quoted in the maker's own words below.

Water limits for the ECM Puristika
WhatThe maker's limitWhere it comes from
Total hardnessat most 71.4 ppm (our conversion of the maker's 4 °dH)Written for this model. The maker's words for Total hardness.

Will my water work with this machine?

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Check my water for this machine

The maker's water guidance

What the maker says this machine needs from its water. This is machine care, not drinking-water advice.

From ECM's guidance for this model.

  • Hardness, highest: up to 4 °dH

    “Zum Schutz der Maschine vor Kalkschäden sollte Wasser mit einer Härte von max. 4° dH verwendet werden.”

    ECM Puristika user manual, item no. CM100002-00, 07-2024 (BA_Puristika_2407-web.pdf, ecm.de), German section, 'Wichtig!' box, PDF page 7. Source (opens in a new tab), saved October 28, 2026.

  • Hardness, highest: up to 4 °dH

    “Maschine nicht mit kohlensäurehaltigem Wasser, sondern nur mit weichem Trinkwasser (bis 4° dH =Grad deutscher Härte) betreiben.”

    ECM Puristika user manual, item no. CM100002-00, 07-2024 (BA_Puristika_2407-web.pdf, ecm.de), German section 2.1 general notes list, PDF page 6. Source (opens in a new tab), saved October 28, 2026.

  • Softened water

    “When necessary, make use of a water softener to reach an adequate hardness degree. Filter the water if necessary before using it.”

    ECM Puristika user manual, item no. CM100002-00, 07-2024 (BA_Puristika_2407-web.pdf, ecm.de), English section, 'Important', PDF page 20. Source (opens in a new tab), saved October 28, 2026.

  • Descaling

    “If these measures are insufficient, a prophylactic descaling of the machine may be necessary. Contact your specialised dealer before undertaking this measure.”

    ECM Puristika user manual, item no. CM100002-00, 07-2024 (BA_Puristika_2407-web.pdf, ecm.de), English section, 'Important', PDF page 20. Source (opens in a new tab), saved October 28, 2026.

  • Descaling

    “An already calcified machine may only be descaled by your specialised dealer because a partial disassembly of the boiler and the tubing may be necessary to prevent the system from being blocked by lime residues.”

    ECM Puristika user manual, item no. CM100002-00, 07-2024 (BA_Puristika_2407-web.pdf, ecm.de), English section, 'Important' (continued), PDF page 21. Source (opens in a new tab), saved October 28, 2026.

  • Water type

    “Do not operate the machine with carbonated water, but with soft, potable water.”

    ECM Puristika user manual, item no. CM100002-00, 07-2024 (BA_Puristika_2407-web.pdf, ecm.de), English section 2.1 general notes list, PDF page 20. Source (opens in a new tab), saved October 28, 2026.

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Specs read from the maker's or seller's page.