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La Marzocco GS3: Replacing the Flowmeter

Imported from HubSpot KB export -- 2026-08-14

Z
Written by Zac P

Before doing this we recommend unplugging the machine and allowing it to fully cool off.

Tools required:

  • 13mm socket wrench

  • 14mm wrench

  • 17mm wrench

  • adjustable wrench

La Marzocco GS3: Replacing the Flowmeter

La Marzocco GS3: Replacing the Flowmeter

La Marzocco GS3: Replacing the Flowmeter

La Marzocco GS3: Replacing the Flowmeter

La Marzocco GS3: Replacing the Flowmeter

When finished tighten down all tubes and test for flow, leaks and error code.

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