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La Marzocco GB/5 Update Manual
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GB/5 & FB/80 UPDATES #1
STEAM VALVE IMPROVED DESIGN
ANTI‐SUCTION  VALVE
NO MILK SUCTION = NO CLOGGIN
LONGER VALVE LIFE
ON MACHINES FROM # 2487 
ON LINEA & FB/70 IN YEAR 2010
PARTS KIT #: B.1.001.X (incl. pipes and drains in the next page)
RETROFITABLE
L171/X 
AVAILABLE UPON REQUEST ON LINEA/FB70 : # 

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Summary of Contents for La Marzocco GB/5

  • Page 1 GB/5 & FB/80 UPDATES #1 STEAM VALVE IMPROVED DESIGN ANTI‐SUCTION  VALVE NO MILK SUCTION = NO CLOGGIN LONGER VALVE LIFE ON MACHINES FROM # 2487  ON LINEA & FB/70 IN YEAR 2010 PARTS KIT #: B.1.001.X (incl. pipes and drains in the next page) RETROFITABLE L171/X  AVAILABLE UPON REQUEST ON LINEA/FB70 : # ...
  • Page 2 GB/5 & FB/80 UPDATES #1 ANTI-SUCTION DRAIN PIPELINE...
  • Page 3 GB/5 & FB/80 UPDATES #2 PID CONTROLLED STEAM BOILER  TEMPERATURE PROBE  INSTEAD OF PRESSURE SWITCH  MORE ACCURATE STEAM BOILER CONTROL QUICK AND IMMEDIATE PRESSURE ADJUSTMENT...
  • Page 4 GB/5 & FB/80 UPDATES #2 ON MACHINES FROM # 2487 – DETAILS AT PAGE 28 OF THE GB5 SPARE PARTS CATALOGUE V.2.0...
  • Page 5 GB/5 & FB/80 UPDATES #3 NEW SCREW‐IN CONTACTS  ON GROUP CAP’S FLOWMETERS AVOIDS POSSIBILITY OF  FLOWMETER FALSE READING FIRMER CONNECTION ON MACHINES FROM # 2702...
  • Page 6 GB/5 & FB/80 UPDATES #4 NEW IMPROVED 0‐18 bars COFFEE BOILER MANOMETER BIGGER RANGE = HIGH RELIABILITY NO RISK OF GOING OFF SCALE ON MACHINES FROM # 2702...
  • Page 7 GB/5 & FB/80 UPDATES #5 NEW HEXAGONAL HEAD SCREWS  FIXING THE KEYPADS MORE TECHNICIAN‐FRIENDLY BETTER TIGHTENING ON MACHINES FROM # 2688...
  • Page 8 GB/5 & FB/80 INFO #1 – GROUP CAPS ON ALL MACHINES PRODUCED AFTER JANUARY 2009 (#2075)
  • Page 9 GB/5 & FB/80 INFO #2 – PRE-HEATER...
  • Page 10 GB/5 & FB/80 INFO #2 – PRE-HEATER...
  • Page 11 GB/5 & FB/80 INFO #3 - Level probes PLEASE TAKE NOTE ABOUT THE FOLLOWING LEVEL PROBES POSITIONING IN GB/5s AFTER #1180 (Sept ‘07)
  • Page 12 LINEA & FB/70 UPDATES #1 WELDED GROUPS ON ALL MACHINES AFTER #30344...
  • Page 13 LINEA & FB/70 UPDATES #2 NEW IMPROVED DOUBLE-SCALE COFFEE BOILER MANOMETER ON MACHINES FROM #30671...
  • Page 14 LINEA & FB/70 UPDATES #3 NEW IMPROVED EE BUTTONS ON ALL UL MACHINES  AND ON SPECIAL REQUEST HIGH DURABILITY IT DOES NOT BLOCK HEAVY DUTY ON UL MACHINES FROM #30639...
  • Page 15 GS/3 UPDATES #1 NEW SYNTETIC RUBY GIGGLER ON GROUP PIPE LESS PRONE TO SCALE BUILD-UP NOT EXPANDING DEPENDING ON TEMPERATURE FLUCTUATIONS FROM MACHINE # 0424...
  • Page 16 GS/3 UPDATES #2 NEW SPRING WATER RESERVOIR CONTACTS BETTER FITTING = NO REFILL ERRORS FROM MACHINE # 0515...
  • Page 17 GS/3 UPDATES #3 NEW STEAM VALVE CONFIGURATION FROM MACHINE # 0538...
  • Page 18 GS/3 UPDATES #3 NEW STEAM VALVE CONFIGURATION STANDARD ON 220V MACHINES NO COOL‐TOUCH NO WATER CONDENSATION IN THE VALVE/PIPE DRYER STEAM = PERFECT MILK TEXTURE...
  • Page 19 GS/3 UPDATES #4 PRE-HEATING GIGGLER...
  • Page 20 GS/3 UPDATES #4 PRE‐HEATING GIGGLER BETTER THERMOSTABILITY LESS OFFSET BETWEEN INCOMING WATER  TEMPERATURE AND COFFEE BOILER TEMPERATURE ON MACHINES FROM # 0589...
  • Page 21 GS/3 UPDATES #5 ADDITIONAL CHECK VALVES ON PUMP (FROM # 0624) AND ON TEA OUTLET PIPE (FROM # 0827)
  • Page 22 GS/3 UPDATES #6 NEW POSITIONING OF THE LEVEL PROBE NO RISK OF GET IN CONTACT WITH THE BOILER’S WALL ON MACHINES FROM # 0787...
  • Page 23 GS/3 UPDATES #7 NEW DRAIN TRAY BLOCKING FLAPS ON MACHINES FROM # 0810...
  • Page 24 GS/3 UPDATES #7 NEW FRAME AND ANTI-VIBRATION JOINT ON THE PUMP ON MACHINES FROM # 0831...
  • Page 25 ALL MACHINES UPDATES FROM JANUARY 2009 ALL 3 AND 4 GROUPS MACHINES HAVE A 200 LITERS/HOUR PUMP NOTE: THE NEW PUMP FITS ON A DEDICATED MOTOR ONLY...
  • Page 26 • Pre-infusion under water supply network pressure simultaneously on all groups, even with the pump turned on • Manual regulation of water flow on the coffee panel IMPROVED VALVE MATERIALS SINCE MACHINES # 30524 -LINEA # 0785 - GS/3 # 2481 - GB/5...

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