Franke La Marzocco GB5 User Manual

Franke La Marzocco GB5

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Franke Coffee Systems

North America Inc

5601 1st Ave South

Seattle,WA 98108

Ph 800.310.5710 Fax 206.782.2124

www.franke-cs.com

Table of Contents

Default Chapter8
Problem 1 - Shot Volumes Are Inconsistent32
Problem 2 - the Buttons on the Keypad Won't Respond but the Manual Override Does.35
- Solution 1 - Check the Fuse on the Control Board35
- Solution 2 - Check the Keypads for Proper Operation36
Problem 3 - a Single LED Flashes above a Selected Keypad Product Button37
Problem 4 - All of the Leds on Every Keypad Are Blinking39
Problem 5 - the Espresso Seems Cold and Under-Extracted41
Problem 7 - the Machine Is Making a High-Pitched Squealing Noise While Brewing.44
Problem 6 - the Dispensing Pressure Is Incorrect44
- Solution 1 - Adjust the External Boost Pump44
- Solution 1 - Adjust the Pump And/Or Expansion Valve44
Problem 8 - no Steam Pressure45
Problem 9 - the Steam Assembly And/Or Wand Is Leaking48
- Solution 1 - Rebuild the Steam Assembly48
Problem 10 - Water Leaks from Around the Portafilter While Brewing51
- Solution 1 - Replace the Portafilter Gaskets51
Problem 11 - Shot Volumes Are Consistently Short52
- Solution 1 - Replace the Group Valve Plungers52
Problem 12 - the Steam Boiler Overfills54
- Solution 1 - Inspect the Auto-Fill Valve for Proper Operation And/Or Foreign Object54
- Solution 2 - Inspect the Auto-Fill Probe for Scale Build-Up55
Problem 13 - no Water Flow from the Grouphead56

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Franke La Marzocco GB5 Specifications

General

Brand	Franke
Model	La Marzocco GB5
Category	Coffee Maker
Language	English

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