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La Marzocco GS/3 - User Manual

La Marzocco GS/3
68 pages
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Version 1.00
HANDMADE IN FLORENCE
GS/3
Owner’s Manual

Other manuals for La Marzocco GS/3

Questions and Answers

  • V
    Vanessa BarnettJul 31, 2025
    What to do if La Marzocco GS/3 shows Flowmeter Alarm?
    • J
      johngarciaJul 31, 2025
      If you're encountering a flowmeter alarm on your La Marzocco Coffee Maker, it indicates that water isn't flowing through the flow meter. To resolve this, it is necessary to call a service technician to fix this problem.
  • C
    Caitlin GreeneAug 7, 2025
    What to do if La Marzocco GS/3 displays Filling-up T-out Alarm?
    • C
      Christopher KaneAug 7, 2025
      If your La Marzocco Coffee Maker displays a Filling-up T-out Alarm, you should call an authorized service technician to repair this fault.
  • J
    James SmithAug 14, 2025
    How to fix T.Probe Unconnect Boiler temp. on La Marzocco GS/3?
    • C
      Christopher RichardsonAug 14, 2025
      To reset the 'T.Probe Unconnect Boiler temp.' error on your La Marzocco Coffee Maker, the only way is to repair the Safety Probe to restore the signal to the CPU.
  • S
    Sara RobertsonAug 22, 2025
    How to fix Corrupted Data error on La Marzocco GS/3?
    • C
      Christian GrahamAug 22, 2025
      If you see a 'Corrupted Data' error on your La Marzocco Coffee Maker, turn the machine off using the main switch. This action should clear the error.

Summary

General Information

Safety Instructions

Crucial safety guidelines for installation, operation, and usage.

Initial Installation Guide

Initial Setup Procedures

Covers filling water, connecting power, and filling boilers.

Installation Adjustments

Expansion Valve Adjustment

Guides on setting the expansion valve for optimal coffee boiler pressure.

Water Pump Pressure Adjustment

Instructions for setting the water pump pressure.

Operating Procedures

Key Features Overview

Daily Cleaning Procedures

Monthly Cleaning Procedures

Troubleshooting

Alert Messages Explained

Lists and explains error/warning messages and their remedies.

La Marzocco GS/3 Specifications

General IconGeneral
TypeEspresso Machine
ManufacturerLa Marzocco
ModelGS/3
Boiler TypeDual Boiler
Steam Boiler Capacity3.5 liters
Brew Boiler Capacity1.5 liters
Boiler MaterialStainless Steel
Pump TypeRotary Pump
Pressure GaugeYes
Temperature ControlPID
Pre-infusionYes
MaterialStainless Steel
PID ControllerYes
Water SourceWater Tank
Voltage110V or 220V (depending on model)
Group HeadSaturated
Power1600W
Steam WandYes

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