Ecoboiler UC4 and UC10 - Marco Beverage Systems
Contents
1. UNITS C MAX TEMP 96 0 SERV PIN 0000 ENTER PIN 001010 1900052 Range 1 60 weeks No 2 Sets and shows remaining litres of water OFF before filter change is needed CHANGE FILTER message on the screen Setting it to OFF will disable the function 3 0 No 1 Sets and shows remaining weeks before OFF de scaling is needed DESCALE TANK message on the screen Setting it to OFF will disable the function Range 100 9900 litres No 3 Sets the time for which the inlet opens every time the machine needs water It minimises temperature fluctuations The value should be picked to allow 0 5 1 C cooling after water intake and depends on the tank size and element power This is a factory setting and should only be changed by trained personnel Range 0 20 0 seconds Resolution 0 1 second No 4 Sets the time at which machine waits for the water too cool down after water intake Measured from the beginning of the water intake The value depends on tank size and element power This is a factory setting and should only be changed by trained personnel Range 0 60 0 seconds Resolution 0 5 second No 5 SERV PIN limits access to SERVICE SETUP setting it to 0000 disables the pin default No 6 PIN entry screen once PIN is set and user wants to access SERVICE SETUP this screen will pop up use top button to move through positions and bottom to scroll through the values 0 to 92. 3 8 NPT male fitting e Connect straight tailpiece of the hose to the stop valve fitting Make sure that the pre attached sealing washer is fitted e Turn on the water to flush any impurities dust etc from the inlet hose and water pipe Allow several gallons through e Connect right angled tailpiece of the hose to the inlet valve of the boiler again 3 4 BSP Make sure the sealing washer is fitted here also e Turn on water and check for leaks e lf the overflow vent is plumbed it must be plumbed with a tundish device e This equipment must be installed with adequate backflow protection to comply with all applicable federal state and local codes Operating boiler for the first time e Check that all installation procedures have been carried out e Ensure water valve is on e Plug boiler appropriate electrical supply and press power button on the front of the machine marked Power Refer to Figure 1 1900052 REV 6 Page 2 The power on light will glow green and the machine will fill to a safe level above the elements before heating The Ready Status light will cycle two red flashes while the machine is filling to the safe level After this amount of water has heated to about 95 C the boiler will draw more water in until the temperature drops by 1 or 2 degrees The boiler will then heat again This heat fill cycle continues until the boiler is full Whilst the machine is above the safe level and filling the Ready
3. Marco part No 8000270 or similar Follow instructions carefully e Thoroughly clean and flush the machine before re use e Follow installation and first time operation instructions ACCESS TO INTERNAL COMPONENTS 7 7 SY OW mY YAN s lt ee A eee 7 eee A Ss Mans N gt ENN q AA Gs ee WD a 1900052 REV 6 Page 10 UC4L e Disconnect the machine from the electrical supply e Allow to cool sufficiently e Onthe 10L machine insert a flat headed screwdriver at the four locations indicated on the picture above and rotate Note There is no need to lever the screwdriver a small rotation is all that is required e Inthe case of the 4L machine remove the 4 screws on the service panel located on the right hand side e Place the panel to the side of the machine This allows access to most of the internal components and the machine does not need to be drained for most maintenance or service operations e The Tank can be drained by removing the plug from the end of the drain hose and draining into an external drain or a large enough container FONT INSTALLATION The font is connected to the machine by a silicone hose and a control wire The button on the font triggers the pump in either push and hold or push and release mode Please refer to separate calibration instruction for setting of these modes The calibration should only be conducted b
4. NSF listed undercounter boiler with an NSF listed Uber Font The Vent pipe on the boiler MUST be connected to the Font Vent hose grey coloured hose Font connection 2 wire Electrical Connection Font to Boiler A d Bo gt g 1900052 REV 6 Page 14 CLEANING The exterior of these machines may be cleaned with a damp cloth and a light detergent Do not use abrasive cloths or creams as this will spoil the finish of the machine Do not use a water jet or spray NB Beware of accidentally operating the draw off tap or push button when cleaning the front of the machine LIMESCALE In common with all water boiler manufacturers service calls resulting from lime scale are not covered by warranty Fitting a scale reducer is recommended especially in hard water areas This can reduce the build up of scale but may not stop it altogether The frequency that descaling is required depends on the local water supply hard water areas need more attention Descaling of the machine should ideally be carried out by qualified service personnel 1900052 REV 6 Page 15
5. Status light will remain blank The Ready Status light will glow green when the machine is both full and up to normal operating temperature The boiler is now ready for use NOTE Because the boiler is electronically controlled no priming is necessary The element cannot switch on until a safe level of water is reached ECO Mode Operation 10L machines only 1900052 All ECO Boilers use high grade insulation and it is applied to give a significant energy usage improvement over a standard water boiler All under counters incorporate a 1 2 tank ECO mode function To enable the ECO Mode press the button located below the Ready indicator so that the leaf symbol illuminates green This mode saves energy by minimising the energy wasted during machine down time NOTE The ECO mode is most effective in installations where the machine has a regular off period To achieve the most benefit from the energy saving ECO Mode on your ECO boiler unit 10L variants only the following method should be employed o Towards the end of the boilers operating period for a given day switch the machine to ECO Mode Whilst maintaining water at 95 C the machine tank will slowly drop to half full where it will remain o Atthe end of the machines operating period it should the be turned off o During the off period as there is less water in the tank there will be less energy lost to the surrounding environm
6. and again 0 if PIN is accepted you will gain access to the SERVICE SETUP if PIN is rejected machine will reset itself REV 6 Page 6 TEMP UNITS C MAX TEMP 96 0 SERV PIN 0000 MODE HEAT FILL TEMP UNITS C MAX TEMP 96 0 SERV PIN 0000 MODE HEAT FILL TEMP UNITS C MAX TEMP 96 0 SERV PIN 0000 SAVE AND EXIT DISPLAY INFORMATION DESCRIPTIONS sets the mode the machine works in HEAT FILL default minimises temperature fluctuations CONT FILL continuous fill makes sure the tank is always full but temperature may vary COOL FILL allows cooling but reduces tank size by using ECO mode MANUAL manual filling See further explanations pg 8 No 8 Sets temperature units on screen No 9 This sets max limit of the temperature that Celsius user can set in USER SETUP max value is 98 5 deg C No 10 Press the eco button to save all the values and reset the machine Status Ci esscription BOILER OFF FILL THE TANK Machine off Display backlight off but temperature read out still working Water level below low level probe Machine has to be refilled manually shown only in MANUAL mode Status LED 2 red blinks FILLING Water level below low level probe Machine is filling E automatically Status LED 2 red blinks WAIT Water is being heated Dispense valve disabled BOILER READY DISPENSE COOLING 1900052 Water is up to the temperature and can b
7. ashes Incoming water pressure too low The error will be reset LOW PRESSURE after water supply restores All boiler functions are active Status LED 6 flashes Display board lost communication with boiler PCB can COMM ERROR not receive serial data about temperature and probes All actions cancelled ELEMENT FAILURE Modes of Operations Service setup setting 5 1900052 Modes of OPERATION This boiler can operate in 3 different modes HEAT FILL Standard operation the boiler will take in water until the temperature in the tank drops the inlet will close and the heating element is activated When the temperature reaches the set temperature the inlet will reopen to take in more water This cycle will continue until the Tank is Full This mode is used to ensure that the water temperature is controlled within set values CONTINUOUS MODE In this mode the boiler will take in water and activate the element until the tank is full and the temperature has reached the set temperature Typically used in high demand situations where the temperature Stability is not primary concern COOL Mode In this mode the temperature can be adjusted up or down function 1 while in operation Depending on the water level in the tank selecting a lower temperature will cause either a message to DISPENSE WATER TO COOL THE TANK or will automatically take in cooler water to reduce the temperature to the new set temperature In applicati
8. e used Note that this only means that the tank is heated and not that it is full Status LED green Water is being dispensed If machine is set to time dispenses there will also be a progress bar drawn underneath Dispense can always be cancelled by clicking the dispense button again Machine was set by the user to a lower temperature than the current tank temperature and Is trying to cool down by taking in more cold water This process may take between 20 seconds to a few minutes depending on tank size and temperature difference Works only in COOL FILL mode REV 6 Page 7 Machine can not take more cold water to cool the tank DISPENSE WATER because it Is full Water needs to be dispensed to allow TO COOL THE TANK room for more cold water to come in and finish cooling process Litres output exceeds set value Low water level probe broken disconnected Machine CHECK LOW PROBE detects high level probe signal but can not ae low level one Filling is disabled Status LED 1 red flash Temperature sensor thermistor is short circuited THERMISTOR S C Dispense and heater disabled Status LED 3 red flashes Heating element is broken Error is triggered when after 20 minutes of heating and not taking in water temperature in the tank fails to increase Dispense is disabled Status LED 4 flashes Temperature sensor thermistor is disconnected THERMISTOR O C Dispense and heater disabled Status LED 5 red fl
9. ent resulting in an energy saving To disable simply press the ECO Mode button again so that the leaf symbol is not illuminated marco Power Button Ready Status Indicator Ecomode Button REV 6 Page 3 EcoSmart Features ECOSMART MACHINES ONLY The EcoSmart Ecoboiler has many settable features which gives the operator great flexibility in choosing how the unit will operate The following explains how the various features may be changed and their function There are two Menus in the EcoSmart Boiler One is to set the USER SETUP and One is to set the SERVICE SETUP parameter HOW TO SETUP AN EcoSMART Smart Boiler software Revision 1 10 After few seconds the display will show the main screen SMART BOILER 2 2 0 nes SOFTWARE 1 10 WALT Welcome screen with version number Main screen e Top part of the display always shows live read out of the tank temperature 0 5 C accuracy e Bottom part shows current machine status Entering Setup Mode e To enter setup mode press power and eco buttons on the front panel at the same time e The display will show USER SETUP message US Eo UE e Release the buttons now to enter the user setup mode e To enter advanced settings keep the buttons pressed until the display shows SERVICE SETUP message and release them DE RVICE ob UP e In both setup modes use front panel buttons to navigate the settings o power button to scroll thr
10. facturer s instructions may result in conditions that can cause injury or damage to property If in any doubt about the serviceability of the boiler always contact the manufacturer or your own supplier for advice e This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety e Children should be supervised to ensure that they do not play with the appliance e Inthe event any wires are damaged such wires can only be replaced by experts or professional after service staff from the manufacturer after service department or similar function departments INSTALLATION DETAILS Electrical installation 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 Power 2 4kW version 2 8kW Versions 5 6kW Versions supply V Power Ratings Power Ratings Power Ratings 220 s J22W_ J26W Y J52W 2 Raw 2 8kW 5 6kW 2 6kW 3 0kW 6 0kW Plumbing installation procedure e Mains water pressure required limits 5 50psi 85 345kPa e Fita stop Valve on a cold water line and attach a 3 4 BSP male fitting e g 3 4 x 1 2 311 or washing machine type stop valve For US versions use
11. hines operating period it should the be turned off o During the off period as there is less water in the tank there will be less energy lost to the surrounding environment resulting in an energy saving e To disable simply press the ECO Mode button again so that the leaf symbol is not illuminated TROUBLESHOOTING The Ready Status light signals various errors or problems A cycle of red flashes indicates an error The number of flashes in a cycle corresponds to the symptom in the table below Status Diagnostic light guide No of Symptom Action required Water level below elements Normal Check water pressure if this is OK then call when machine first fills service agent Temperature sensor failure o c Call service agent Water not heating Call service agent Temperature sensor failure s c Call service agent ae Check water pressure if OK then call service Machine not filling agent MAINTENANCE This machine has been designed to give many years of trouble free service The only regular maintenance required is occasional de scaling Descaling Procedure e Isolate machine from power supply 1900052 REV 6 Page 9 Isolate machine from water supply ALLOW TO COOL COMPLETELY Drain water from machine Remove all lids Remove as much scale as possible by hand paying particular attention to level probes White plastic with steel tab Be very careful not to damage any attachments Use ScaleKleen
12. marco POURING PERFECTION Marco Beverage Systems Ltd INSTRUCTIONS FOR MODELS Ecoboiler UC4L 2 4kW 1000740 Ecoboiler UC10L 2 8kW 1000741 Ecoboiler UC10L 5 6kW 1000742 Ecosmart UC4L 2 4kW 1000750 Ecosmart UC10L 2 8kW 1000751 Ecosmart UC10L 5 6kW 1000752 where is either blank or a suffix of one or more alphanumeric characters NSF ANSI 4 Water pressure 5 50 psi min max 35 345 kPa min max Marco Beverage Systems Limited Marco Beverage Systems Limited 63d Heather Road Shire House Strixton Manor Sandyford Industrial Estate Strixton Wellingborough Northants Dublin 18 NN29 7PA Ireland Tel 353 0 1 295 2674 UK Tel 44 0 2072 744 577 lreland Fax 353 0 1 295 3715 UK Fax 44 0 2079 788 141 Email sales marco ie Email sales marco bev co uk www marco ie www marco bev co uk SAFETY e This appliance must be earthed If the moulded plug supplied is not used then ensure that the green yellow cable is connected to a suitable earth e Risk of flooding The hose supplied with this unit is non toxic food quality tested to 190psi However a hose is not a permanent connection It is therefore advisable to switch off boiler and close the stopcock valve when boiler is not in use e g overnight weekends etc e Risk of scalding e The utmost care has been taken in the manufacture and testing of this unit Failure to install maintain and or operate this boiler according to the manu
13. ons where selecting different temperatures frequently is required this Cool Mode is best selected REV 6 Page 8 Note in the Cool Mode will cause the 10L boiler to operate as a 5L boiler and cause the 4L boiler to operate at 2L MANUAL FILL if the boiler is not plumbed into a water supply the operator must select Manual Fill mode for best operation of the boiler In this mode the water is added manually by the operator ECO Mode Operation Note In the COOL FILL mode see Service setup setting 5 the ECO Mode is automatically selected e All ECO Boilers use high grade insulation and it is applied to give a significant energy usage improvement over a standard water boiler e The under counter range incorporates a 1 2 tank ECO mode function e To enable the ECO Mode press the button located below the Ready indicator so that the leaf symbol illuminates green e This mode saves energy by minimising the energy wasted during machine down time e NOTE The ECO mode is most effective in installations where the machine has a regular off period e To achieve the most benefit from the energy saving ECO Mode on your ECO boiler unit 10L variants only the following method should be employed o Towards the end of the boilers operating period for a given day switch the machine to ECO Mode Whilst maintaining water at 96 C the machine tank will slowly drop to half full where it will remain o Atthe end of the mac
14. ough the functions o ecobutton to increase set value press and hold for auto repeat 1900052 REV 6 Page 4 USER SET UP OPTIONS User Setup es Default Screen view Description value SET TEMP TIME DISP PAUSES PAUSE TIME SET TEMP TIME DISP PAUSES PAUSE TIME SBT TEMP IME DISP PAUSES PAUSE TIME SET TEMP TIME DISP PAUSES PAUSE TIME SAVE AND EXIT Resolution 0 5 C Sets dispense time Range 0 99 9 seconds Resolution 0 1 second For PUSH amp HOLD mode set to 0 default Sets new tank temperature 95 0 NOTE Temperature should never be set for more than 97 C because it may cause steam to be generated during the low pressure days Range 60 98 5 C Range can be limited in Service Settings see Service Setup below sets number of pauses during time dispense Range 0 20 lf machine set as PUSH amp HOLD then number of pauses has no impact on dispense Range 0 20 0 seconds Resolution 0 1 second lf machine set as PUSH amp HOLD then time of pause has no impact on dispense Press the eco button to save all the values and reset the machine Sets pause time same for each of the pauses a REV 6 Page 5 SERVICE SETUP OPTIONS ee Default Screen view Description value FILTER INLET TIME DEAD TIME DESSCALE INLET TIME DEAD TIME DESSCALE FILTER DEAD TIME DESSCALE FILTER INLET TIME MODE HEAT FILL TEMP
15. y a trained service engineer The font s silicone hose should be connected to the boiler hose adapter and secured with the supplied hose clip The Boiler ideally should be positioned directly below the font installed position To help prevent heat loss between the tank and the dispense font the silicone hose should be insulated with the supplied hose insulation Simply cut the insulation to the correct length required Standard Font Connection Font will vary Depending on font the type the drip tray will either have to be manually emptied Or Connected to a drain via drip tray outlet 1900052 Font connection with ball valve 2 wire Electrical Connection Font to Boiler Vent may be plumbed to a drain however there must be an air D gap to prevent the possibility of a blocked drain flowing into the boiler Service Panel 1900052 REV 6 Page 12 1900052 Font connection with ball valve 2 Wire Electrical Connection Font to Boiler Vent may be plumbed to a drain however there must be an air gap to prevent the possibility of a blocked drain flowing into the boiler REV 6 Font will vary Depending on font the type the drip tray will either have to be manually emptied Or Connected to a drain via drip tray outlet Controls Service Panel UC 4L Page 13 NSF Approved Font Connection In order to comply with NSF 4 requirements when installing an
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