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La Marzocco GS/3 Installation Manual
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La Marzocco GS/3 Installation Manual

La Marzocco GS/3 Installation Manual

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Download this manual See also: Programming Manual, Owner's Manual
H A N D M A D E I N F L O R E N C E
GS/3
Installation Guide
Version 1.02

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Summary of Contents for La Marzocco GS/3

  • Page 1 H A N D M A D E I N F L O R E N C E GS/3 Installation Guide Version 1.02...
  • Page 3 GS/3 Table of Contents Installation Guide 1. Unpackage GS/3 Espresso Machine ..............2 2. Fill with water (Initial Fill) ..................2 2a. Drain Box Alignment .................... 3 3. Connect to power supply..................4 4. Turn on main power ................... 4 5.

  • Page 4: Water Reservoir

    NOTE: The GS/3 is confi gured to work with the water reservoir. To connect the GS/3 to the mains water supply and the waste drain system, please refer to the section 13.
  • Page 5 The drain box must be installed correctly for the machine to function properly. The drain box has two alignment pins that mate with two alignment holes on the base of the GS/3. When installing the drain box, ensure that the alignment pins are inserted into the alignment holes. It may be necessary to push slightly on the front of the drain box to achieve proper alignment.
  • Page 6 230 V version) or 120VAC and 15 Amps (for the 110 V version). Turn on power by pressing the main power switch. The main power switch may be found on the left rear of the machine. La Marzocco, S.r.l. Firenze, Italia Version 1.02...
  • Page 7 GS/3 Installation Guide Turn the Espresso machine on by pressing the on/off key (key #6). The espresso machine will begin to fi ll both the steam boiler and the coffee boiler simultanously. The machine will stop fi lling when the water reservoir is low. When the message “Refi ll Tank” is displayed, refi...
  • Page 8 12 bar or if the pressure gauge rises above 12 bar, then it will be necessary to adjust the expansion valve. Please follow the next step to properly adjust the expansion valve. La Marzocco, S.r.l. Firenze, Italia...

  • Page 9: Expansion Valve

    GS/3 Installation Guide Drain Box Expansion Valve Please follow this procedure if it is necessary to adust the expansion valve. First remove the drain box to access the expansion valve. The expansion valve protrudes through the sheet metal, has the shape of a cylinder, is brass in color and approximately 25mm in diameter. To adjust the expansion valve rotate the valve clockwise to raise the pressure and counter clockwise to reduce the pressure.
  • Page 10 When brewing, the coffee boiler pressure should be between 8-10 bar. The steam boiler pressure should be set at 2 bar but can operate at any setting between 1.3 bar and 2 bar. La Marzocco, S.r.l. Firenze, Italia Version 1.02...
  • Page 11 Assembly Water Pump Access Hole Pump Inlet Tube Please follow this procedure to connect the GS/3 to the main water supply and the waste water drain system: 1. Turn off the machine 2. Remove the drain box 3. Slide out the water reservoir from the machine base, disconnect the hose from the top of the reservoir ans remove the water reservoir 4.
  • Page 12 H A N D M A D E I N F L O R E N C E Via Bolognese 68 Pian di San Bartolo, 50010 Firenze, Italy La Marzocco, S.r.l. Tel: +39.055.401.390 Fax: +39.055.401.349 Email: info@lamarzocco.com www.lamarzocco.com...