5.3 Main PCB connection and identification 5.4 Probe removal 5.5 Replacing the heating element 5.6 Wiring diagram 2.8Kw 5.6 Wiring diagram 5.6kw 5.7 Parts list QB2 P/N1000379 5.8 Parts list QB2 P/N1000495 Service manual April 2017 Qwikbrew 2 version 2 Page 2 of 26...
1. INTRODUCTION The information provided in this manual is intended to assist in the installation and maintenance of the Marco Qwikbrew 2 Boiler Brewer. Please read the instructions carefully to prevent accidents and ensure an efficient installation. This manual is not a substitute for any safety instructions or technical data affixed to the machine or its packaging.
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Do not operate any appliance with a damaged cord, plugs, or after the appliance malfunctions or has been damaged in any manner. • The use of spares and accessories not recommended by Marco may cause damage and/or injuries. • Do not use outdoors. Do not place on or near a hot gas or electric burner.
A suitable container should be used. ELECTRICAL When installing the product, always observe the local regulations and standards. Products without an electrical plug are to be connected by an authorised professional installer. Service manual April 2017 Qwikbrew 2 version 2 Page 6 of 26...
5. When the water has reached the high level and is up to temperature, the green ‘Ready to Brew’ light illuminates. The appliance is now ready for brewing and water can be drawn off from the hot water tap. QUICK OPERATION INSTRUCTIONS Service manual April 2017 Qwikbrew 2 version 2 Page 7 of 26...
3. Put the desired amount of ground coffee into the filter paper. Your coffee supply company may have pack sizes to suit the brews of your Qwikbrew 2. Depending on the coffee grind and roast, and on water quality, you may have to adjust these quantities to obtain the optimum flavour.
1,2,3 to select the corresponding volume for that brew. 5. When all required brews are selected turn the brewer off using the power button to save your settings. Service manual April 2017 Qwikbrew 2 version 2 Page 9 of 26...
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All previously saved settings will remain. 3. Recalibration can be carried out on both the Volume Calibration and Brew Time Calibration settings. Service manual April 2017 Qwikbrew 2 version 2 Page 10 of 26...
Marco recommends cleaning after each days brewing using a suitable urn-cleansing compound. Marco’s own brand cleaner is available (Part Number 8000235), instructions are given on each tub. Your Qwikbrew 2 is supplied with one large urn cleaning brush and one small sight-glass cleaning brush – to assist thorough cleaning.
5. Technical data: 5.1 Troubleshooting: The Marco Qwikbrew 2 uses an electronic diagnostic system to help determine faults. If an error is detected a sequence of flashes is displayed through the POWER light. Service manual April 2017 Qwikbrew 2 version 2...
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13. Drip Tray Complete (255mmX186mm)- 2300299 *If the machine has a keyswitch use: Label QB2 3Brew w/ keyswitch -1900711 For machines without a keyswitch use: Label QB2 3Brew -1900712 Service manual April 2017 Qwikbrew 2 version 2 Page 13 of 26...
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18. Transformer 24V/220V 50VA -1502140 19. LED PCB Qwikbrew - 1600447 26. Contactor 240V Benedikt,Jager - 1500840 20. Terminal 6mm - End Stop -1502040 27. P.C.B. Ecoboiler Control Rev 4.0 -1600371 Service manual April 2017 Qwikbrew 2 version 2 Page 14 of 26...
5.2 Access to internal components: The Qwikbrew 2 has been designed with ease of service in mind. All the components (PCB’s, inlet solenoid, probes, pump and element) are accessible from the front of the machine. Switch off and unplug machine.
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Service manual April 2017 Qwikbrew 2 version 2 Page 16 of 26...
Connects to Low level and High level probes. Also connects push button on PB variants. Button Connector – 4-way Data I/O Connector – 4-way Relays – Inlet Solenoid Service manual April 2017 Qwikbrew 2 version 2 Page 17 of 26...
5.4 Probe removal: The Qwikbrew 2 has 3 level probes (low level, high level and brew level). Note: Tank does not have to be drained to remove any probes. The probes and bracket are sealed against the wall of the tank with 2 M6 nuts...
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Fig 1 Service manual April 2017 Qwikbrew 2 version 2 Page 19 of 26...
5.6 WIRING DIAGRAM 5.6KW Service manual April 2017 Qwikbrew 2 version 2 Page 21 of 26...
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5.7 PART LISTS QB2 P/N1000379 Service manual April 2017 Qwikbrew 2 version 2 Page 22 of 26...
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5.7 PART LISTS QB2 P/N1000379 Service manual April 2017 Qwikbrew 2 version 2 Page 23 of 26...
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5.7 PART LISTS QB2 P/N1000379 Service manual April 2017 Qwikbrew 2 version 2 Page 24 of 26...
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5.8 PART LISTS QB2 TWIN P/N1000495 Service manual April 2017 Qwikbrew 2 version 2 Page 25 of 26...
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5.8 PART LISTS QB2 TWIN P/N1000495 MARCO is an ISO9001:2000 Registered Company. Service manual April 2017 Qwikbrew 2 version 2 Page 26 of 26...
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