Wega Wegaconcept Use And Maintenance Manual
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Wega Wegaconcept Use And Maintenance Manual

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Wegaconcept
ESPRESSO COFFEE MACHINE
Use and maintenance manual for the TECHNICIAN
- ENGLISH -

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  • Page 1 Wegaconcept ESPRESSO COFFEE MACHINE Use and maintenance manual for the TECHNICIAN - ENGLISH -...
  • Page 2 REV. DATA REALIZZ. CONTROLL. APPROV. PAG. MODIFICA 03/2011 L. Bottega Tutte Emissione manuale 05/2013 Bottega/Chies Tutte Aggiornamento software...
  • Page 3 English...

  • Page 4: Table Of Contents

    Wegaconcept Index 1 Technical characteristics ..............19 Autosteamer .................. External components ............19.1 Description ................Internal components ............19.2 Automatic heating and foaming ......... Specifications .................... 19.3 Automatic heating .............. Push-buttons panels ............19.4 Manual heating and foaming ..........2 Preparation ..................
  • Page 5 Wegaconcept 29 Water meter................... 29.1 Viewing of the litres of water used ........29.2 Resetting the litres of water used ........30 Schedules maintenance ..............30.1 Alarm display ..............30.2 Scheduled assistance ............30.3 Grinders wear check ............31 Machine serial programming ............
  • Page 6 Wegaconcept General Warnings The manufacturer of the equipment cannot be held responsible for damage caused by failure to oblige to the requirements below. Warnings for the installer Read this manual carefully. It provides important information on safe installation, operation and main- tenance of the equipment;...
  • Page 7 Wegaconcept Section I - Operation Technical manual...

  • Page 8: Technical Characteristics

    Wegaconcept Technical characteristics External components Cup heater surface. Lit up side. Push-button panel for coff ee selections. Filter holder. Display and browser key. Hot water delivery nozzle. Machine power switch. Steam delivery nozzle / autosteamer (*). Steam knob. Adjustable foot.

  • Page 9: Internal Components

    Wegaconcept Internal components Services boiler pressure switch. Drain pad. Services boiler. Volumetric dosing device. Coffee boiler pressure switch. Coffee water container. Internal motor pump (if included). Coffee water heating element. Dispensing group. Electronic control unit. Water inlet connection. Services boiler heating element.

  • Page 10: Specifications

    Wegaconcept Specifications Display and browser key. All programming operations of the machine are The nameplate of carried out using the selector as specified in the chapter the machine is fixed "28 on programming". on the base of the Alongside the selector there is a display which shows...

  • Page 11: Preparation

    Wegaconcept Preparation Install the spout with relative filter: one-cup spout Unpacking the machine on one-cup filter holder or with one-cup filter, etc... Open the packaging, ensuring not to damage the machine. Motor pump Remove the machine protections and the equipment For the machines with an external motor, it is contained in the package.

  • Page 12: Machine Installation

    Wegaconcept Machine installation Positioning It is advisable to equip the working base of the machine with a drawer (1) for used coffee grounds, Prepare an ample support base for the machine that preferably with a rubber device (2) for tapping the filter is suitable to support its weight (3).It is important for all...

  • Page 13: Hydraulic Connection

    Wegaconcept Hydraulic connection add a tap (15) to the water supply so as to stop water from flowing to the machine; Remove any rubber plugs which may be inserted in in order to prevent damage, it is advisable to install the tap fixtures of the softener;...

  • Page 14: Wiring

    Wegaconcept Wiring Turning on the machine It is necessary to link a safety main Before turning on the machine, make sure the drain switch (A) on the electric panel, as pad (2) located under the cup support grid is correctly required by standard regulations.

  • Page 15: External Motor Pump Adjustment

    Wegaconcept When the machine External motor pump adjustment 0,0 Bar Press 3,5 is turned on, it will 08:30 14-APR-2010 To adjust operating pressure proceed as follows: activate the motor COFFEE Operate a coffee delivery switch; pump installed and WATER FILLING...

  • Page 16: Boilers

    Wegaconcept Boilers Dispensing assembly There are two kinds of boilers inside the machine: The delivery group is composed as follows : the group body (1) is made up of a metallic block which is hooked onto the coffee boiler (2);...

  • Page 17: Automatic Water Entry

    Wegaconcept Automatic Water Entry Volumetric dosing The Automatic Water Entry system is for checking the The volumetric dosing device serves the purpose of boiler level. It is composed of: measuring the quantity of water sent to the group of level probe (short) (1)and safety probe (long) (2) in- espresso delivery.

  • Page 18: Pumping System

    Wegaconcept Pumping system Electric control unit This is a component that The electronic control unit is the nerve centre of feeds the machine, raising the machine. It monitors and controls all the water pressure to 8-9 operation of the unit.

  • Page 19: Cup Heating Device

    Wegaconcept Cup heating device Softeners The cup heating device is for heating cups before Mains water contains insoluble salts, which cause the they are used. build-up of lime scale deposits in the boiler and other Place the cups to be heated on the appropriate parts of the machine.

  • Page 20: Regeneration Notification And Counter Reset

    Wegaconcept 15.2 Regeneration notification and counter reset The build-up of lime scale deposits in the hydraulic I f t h e f u n c t i o n h a s circuit and boiler inhibits thermal exchange, thus been enabled during the compromising proper operation of the machine.

  • Page 21: Preparation Of Beverages

    Wegaconcept 17.2 Coffee preparation Preparation of beverages Fill the filter with a dose of ground coffee and press 17.1 Programming the coffee doses it with the coffee press; attach the filter holder to the delivery group; To program the dose keys, proceed as follows: press and hold the “PROG/STOP”...

  • Page 22: Hot Water Delivery

    Wegaconcept 17.4 Hot water delivery 17.6 Steam delivery Place the cup under the hot water nozzle; Immerge the steam nozzle into the liquid to be heated and operate the tap knob (5), by turning it press the hot water key...

  • Page 23: Cappuccino Maker

    Wegaconcept Cappuccino maker LEAVE THE STEAM NOZZLE IMMERGED IN THE MILK 18.1 Installation ONLY FOR THE TIME REQUIRED FOR HEATING. DO NOT TURN ON THE STEAM KNOB IF THE NOZZLE IS IN THE MILK AND THE MACHINE IS OFF. Apply the cappuccino maker, using the appropriate...

  • Page 24: Cleaning

    Wegaconcept 18.2 Cleaning 18.4 Warm milk The first time you use the cappuccino maker, it is Without modifying the air adjustment, lift the tab (5) important to clean it: turn the rotating body (6) by 90° upwards from position A .

  • Page 25: Automatic Heating And Foaming

    Wegaconcept The autosteamer foaming is factory-adjusted during Before using the steam to heat beverages or to the testing phase of the machine. Therefore, it is foam milk, you should first let some steam off until recommended to modify the adjustment only if all the condensation water is released.

  • Page 26: Autosteamer System Operation

    Wegaconcept 19.6 Autosteamer system operation Below is listed the operating principle of the The system includes a time limit of 4 minutes autosteamer: maximum for the autosteamer operation. press key; opening of the solenoid valve (A) with consequent flow of steam from the boiler to the autosteamer;...

  • Page 27: Energy Saving

    Wegaconcept Energy Saving Group washing If provided for in the programming, the machine 20.1 Description automatically requests that the washing of the delivery A series of technical innovations allows a substantial groups be carried out. reduction in energy consumption. Attention: during this phase, all the coffee selections reduction of heat loss through insulation of the boil- are disabled until the washing has been completed.

  • Page 28: Cleaning

    Wegaconcept remove the filter holder from delivery group 1 and Cleaning press the “PROG/STOP” key. wait for the rinse cycle to be carried out (this takes For perfect cleaning and efficiency of the appliance, roughly 30 seconds), and the following messages will...

  • Page 29: Checks And Maintenance

    Wegaconcept Checks and maintenance Cleaning 23.1 Control and maintenance operations BODY To ensure perfect safety and efficiency of the machine Clean the panels of the body with a cloth dampened over time, it is necessary to carry out maintenance. In in lukewarm water.
  • Page 30 Wegaconcept Checks Checks SOFTENER NEGATIVE PRESSURE VALVE Carry out regeneration of the softener (for the 1) first try : manual softener). remove the top grill of the machine; Check that there is salt in the container (for the use pliers to push the pin (5) downwards;...

  • Page 31: Scheduled Assistance

    Wegaconcept 23.2 Scheduled assistance Once threshold "B" has been reached, the alarm message changes to the following: This function is related to the request for machine assistance and provides notification of when to proceed PLANNED SERVICE -B- with ordinary scheduled maintenance.

  • Page 32: Grinders Wear Check

    Wegaconcept 23.3 Grinders wear check The alarm for reached/exceeded thresholds does not prevent the machine from functioning. If enabled, this feature displays a message to warn the user when it is necessary to replace the coffee grinder The counter can be reset at any time (also before blades.
  • Page 33 Wegaconcept MALFUNCTION CAUSE SOLUTION The pad does not drain. Check the sewer drain. The drain pipe is broken or detached or the water Check and restore the connection of the drain pipe WATER LEAKS FROM THE MACHINE flow is obstructed.
  • Page 34 Wegaconcept MALFUNCTION CAUSE SOLUTION After a few minutes, automatic filling with water is stopped: The device is in time-out. Turn the machine off and then back on. ALL THE LEDS OF ALL THE PUSH BUTTON No water in mains. Open the water supply tap.

  • Page 35: Alarms And Display Indications

    Wegaconcept Alarms and display indications 25.1 Display indications INDICATION CAUSE SOLUTION The Led of the STOP-PROG key remains Delivery group off. Modify the machine programming. lit constantly Place the group back in service by pressing the STOP/ The LED of the STOP-PROG key is One or more delivery groups are in stand-by.
  • Page 36 Wegaconcept ALARM CAUSE SOLUTION Autosteamer temperature probe disconnected. Check for proper connection of the autosteamer probe and AUTOSTEAMER SENSOR Autosteamer probe in short circuit. replace it if necessary. Autosteamer probe overheating. Service boiler heating circuit disconnected. STEAM BOILER HEATING Check steam boiler heating circuit and replace burned compo- Heating element protection thermostat open.

  • Page 37: List Of Hazards

    Wegaconcept If the above procedure is not carried out correctly, open- List of hazards ing any part of the hydraulic system can cause a sudden outburst of superheated water under pressure. This chapter describes possible hazards for the user if...

  • Page 38: Usb Drive

    Wegaconcept USB drive Do not remove the USB drive during data transfer. The USB drive provided can be used to save all the settings made on the machine. If necessary, it's also possible to operate in reverse, i . e. , l o a d t h e p re v i o u s l y...

  • Page 39: Programming

    Wegaconcept Programming Insert the USB drive in the appropriate reader (7) This paragraph deals with the programming menu Scroll the menu until the item is highlighted. that allows the user to program the various functions of the machine. 13 NEW PROGRAM...

  • Page 40: Programming Menu

    Wegaconcept 28.3 Programming menu 28.4 Boiler pressure adjustment. Here follow the 4 screens in which the programming To modify the pressure in the services boiler (hot menu is divided, shown on the display and managed via water/steam) proceed as follows: the browser key.

  • Page 41: Adjustment Of Coffee Water Temperature

    Wegaconcept 28.5 Adjustment of coffee water 28.6 Ad j u s t m e n t o f t h e g ro u p s temperature. temperature To modify the outlet water temperature from the To modify the temperature of the single delivery...

  • Page 42: Adjusting The Cup Heater Temperature

    Wegaconcept 28.7 Adjusting the cup heater temperature 28.8 Programming of Energy Saving time and groups stand-by. To modify the cup heater temperature, proceed as follows: To program the machine (Energy Saving) and groups (stand-by) start-up and operating times at reduced temperature, proceed as follows.

  • Page 43: Configuration Of Groups Proper Use

    Wegaconcept 28.9 Configuration of groups proper use Time of the second stand-by period of the delivery groups: To configure proper use of the single delivery groups, proceed as follows: STANDBY 2 TIME FROM HR:MN ENTER Set the start time for stand-by. To switch from hours Hold down the ENTER button for at least 5 seconds.

  • Page 44: 28.10 Standby Mode

    Wegaconcept 28.10 Standby mode. This option lets you use the daytime energy savings REDUCED SETPOINT mode in two ways: ENSAV TEMP. XXX.C TIMER Operates according to programmed time periods (see par. 28.8) Set the temperature of the entire machine in the en-...

  • Page 45: 28.11 Autosteamer Option

    Wegaconcept 28.11 Autosteamer option Press ( ), to visualize the stand-by late minutes To enable or disable the autosteamer, proceed as follows: REST STAND-BY ENTER Hold down the ENTER button for at least 5 seconds. (x 5 secs.) Scroll the menu until the item is highlighted.

  • Page 46: 28.12 Softener Regeneration

    Wegaconcept 28.12 Softener regeneration 28.13 Display of the counters To automatically display the message indicating the This menu item allows to view a variety of information, need to regenerate the softener, proceed as follows: useful to the technician for the proper identification of anomalies.

  • Page 47: 28.14 Setting The Date

    Wegaconcept 28.14 Setting the date TOTAL CYCLES : WWWWW To set the time and date shown on the display, SRV-A: 070000 / XXXXXX proceed as follows: SRV-B: 140000 / YYYYYY SRV-C: 350000 / ZZZZZZ ENTER Hold down the ENTER button for at least 5 seconds.

  • Page 48: 28.15 Setting The Working Days

    Wegaconcept 28.15 Setting the working days 28.16 Setting the language To program the start-up and shutdown of the To set the displayed language, proceed as follows: machine, proceed as follows: ENTER Hold down the ENTER button for at least 5 seconds.

  • Page 49: 28.17 Delivery Check

    Wegaconcept 28.17 Delivery check FLOW MODE In the last programming of coffee doses, the system To set the type of delivery check, proceed as follows: memorizes the flow speed of the water during delivery. If "flow mode" is activated, the deliveries are...

  • Page 50: 28.18 Programming Group Washing

    Wegaconcept 28.18 Programming group washing Counting and reset of groups washes To program the automatic notification of delivery It is possible to read the number of wash cycles group washing request proceed as follows: executed since the last reset operation, proceeding as...

  • Page 51: 28.19 Setting The Number Of Active Groups

    Wegaconcept 28.19 Setting the number of active groups Water meter To set the number of active groups, proceed as follows: 29.1 Viewing of the litres of water used To view the litres of water used, proceed as follows: insert the USB drive in the programming reader (7);...

  • Page 52: Schedules Maintenance

    Wegaconcept Alarms code table: Schedules maintenance Code Alarm description Heat sensor group open on group 1 30.1 Alarm display Heat sensor group open on group 2 This function permits verification of the last 8 alarms Heat sensor group open on group 3 detected by the machine.

  • Page 53: Scheduled Assistance

    Wegaconcept 30.2 Scheduled assistance This function is related to the request for machine The scheduled assistance setting and resetting of assistance and provides notification of when to proceed cycle counters are reserved for a technician. The with ordinary scheduled maintenance.

  • Page 54: Grinders Wear Check

    Wegaconcept To display and modify the timed assistance thresholds, 30.3 Grinders wear check proceed as follows: With this function, the machine displays the wear and replacement of the grinders of the grinder-doser, Press ( ) to access the timed assistance thresholds according to the kg of coffee used.
  • Page 55 Wegaconcept Once you set the limit threshold in kg of coffee, you Setting example: must set each beverage key and assign the correct weight of ground coffee used to it. K1 gr.07 (Single espresso) K4 gr.14 (Double medium) K2 gr.14 (Double espresso) K5 gr.07 (Single long)

  • Page 56: Machine Serial Programming

    Wegaconcept Machine serial programming Data reset This function permits inserting the serial number of 32.1 Resetting of selection counters the machine. To reset the counters of each section, proceed as follows: insert the USB drive in the programming reader (7);...

  • Page 57: Alarm Reset

    Wegaconcept 32.2 Alarm reset 32.3 Resetting groups washing counter To reset the counters of the doser alarms, proceed See par. 28.18 . as follows: insert the USB drive in the 32.4 Water liters count for softener programming reader (7); regeneration reset hold down the ENTER but- See par.

  • Page 58: Electric Diagrams

    Wegaconcept Electric diagrams 33.1 Electronic control unit diagram Technical manual...
  • Page 59 Wegaconcept Fuse Description Fuse 5x20 delayed by 6.3A Protects: from RL1 to RL14 Fuse 5x20 delayed by 12.5A Protects: coffee boiler heating element group 2 and 4 Fuse 5x20 delayed by 12.5A Protects: coffee boiler heating element group 1 and 3...

  • Page 60: Electronic Control Unit Diagram Rev. 01

    Wegaconcept 33.2 Electronic control unit Diagram Rev. 01 Technical manual...
  • Page 61 Wegaconcept Fuse Description Fuse 5x20 delayed by 6.3A Protects: from RL1 to RL14 Fuse 5x20 delayed by 12.5A It protects: coffee boiler heating elements group 2 Fuse 5x20 delayed by 12.5A It protects: coffee boiler heating elements group 1 Fuse 5x20 delayed by 1A...

  • Page 62: Power Supply Electronic Diagram

    Wegaconcept 33.3 Power supply electronic diagram Delivery compartment LED power supply Side LED power supply BI/MA Left side Led Orange BI/NE Right side Led White Right side Led BI/MA White/Brown Left side Led BI/NE White/Black Blue Electronic control unit CN26...

  • Page 63: Connectors Electric Diagram

    Wegaconcept 33.4 Connectors electric diagram Connection of groups 1 e 3 heating elements CN16 Connection of coffee boiler pressure transducers Connection of groups 2 e 4 heating elements CN17 Connection of NTC services boiler Connection of services boiler's heating elements...
  • Page 64 Wegaconcept - connection of heating elements groups 1 and 3 AR Orange White BB White/Blue DS Volumetric dosing device Yellow - connection of heating elements groups 2 and 4 GV Yellow-Green Boiler level Safety level Neutral NE Black - connection of SERVICES BOILER heating elements...
  • Page 65 Wegaconcept CN13 - connection of RS 232 serial socket AR Orange BB White/Blue RX IN CN13 TX OUT BM White/Brown Bn White/Black Yellow CN14 - display connection / CPU GV Yellow-Green MA Brown NE Black CN14 NTA NTC autosteamer probe...
  • Page 66 Wegaconcept CN20 - AUX connector Wiring of the autost. air pump Orange CN20 +VAL White Blue CN22 - connection of sensor for humidity and mains/pump pressure (opt.) Autosteamer solenoid valve +VAL EVgr Group solenoid valve Boiler filling solenoid valve CN21...

  • Page 67: Control Unit Display / Cpu Diagram

    Wegaconcept CN27-28 - Non utilizzato CN27 CN28 33.5 Control unit display / CPU diagram USB drive connection Circuit board connection CNA-B-C-D (.C) Groups keyboards connections (see diagram) Autosteamer keyboard connection Keyboard connections diagram H2O / AUTOSTEAMER Technical manual...

  • Page 68: Hydraulic Diagram

    Wegaconcept Hydraulic diagram GROUP solenoid valve TEA release STEAM release MANUAL tap COLD Gigleur TEA MIX adjustment solenoid valve HOT WATER solenoid valve MAINS filter STEAM boiler safety pressure switch VOLUMETRIC doser BOILER LEVEL probe SCNR valve SAFETY LEVEL probe...
  • Page 69 Wegaconcept Section IV - Interfaces Technical manual...

  • Page 70: Credit - Debit / Debit - Credit System

    Wegaconcept CREDIT - DEBIT / DEBIT - CREDIT system 35.1 CREDIT - DEBIT system with direct order the beverage at the cash register; select the ordered dose on the coffee machine; connection to the register the code that corresponds to the selection is sent to the cash register (see codes table);...
  • Page 71 Wegaconcept Installation The CREDIT-DEBIT function is available on electronic control units with software program dated 06/03/08 or later. For installation proceed as follows: Turn the machine off; place the switch no. 11 of the SW2 micro-switch battery in the ON position, as shown in the electrical diagram;...

  • Page 72: Debit - Credit System With Connection To The Interface

    Wegaconcept Beverages selection codes table Beverages are delivered Description Signal by the coffee machine. 1 Espresso GR1 011 h 1 Medium GR1 012 h 1 Large GR1 013 h 2 Espressos GR1 014 h 2 Medium GR1 015 h I/O Interface...
  • Page 73 Wegaconcept BLACK connector close RL16 RL15 RL14 RL13 RL12 RL11 RL10 RL24 RL23 RL22 RL21 RL20 RL19 RL18 RL17 RL32 RL31 RL30 RL29 RL28 RL27 RL26 RL25 Jumper for MACHINE - INTERFACE communication testing DL21 DL14 DL13 DL11 CN27 DL15...
  • Page 74 Wegaconcept electronic central unit PLUS4 cod. 18090099 Water Group Relay I/O CONNECTOR * CA Power supply cable 06.00.413 cod. 22554011 1 Espresso CN7-1 * CH Hartwall cable 8.9.28.51 code 22554004 1 Medium CN7-2 1 Large CN7-3 Power supply connector 12V DC interface...
  • Page 76 WEGA MACCHINE PER CAFFÈ S.r.l. Via Condotti Bardini, 1 - 31058 SUSEGANA (TV) - ITALY Tel. +39.0438.1799700 - Fax +39.0438.1884890 www.wega.it - info@wega.it Cod. 02000471 - Rev. 01 - 05/2013...

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