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La Marzocco marco 1000740 Service Manual

Manual is about: UNDERCOUNTER

Summary of marco 1000740

  • Page 1

    Undercounter service manual 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 marco beverage systems ltd. 63d heather road, sandyford industrial estate, dublin 18, republic of...

  • Page 2

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 2 of 24 1. Introduction: the information provided in this manual is intended to assist in the installation and maintenance of the marco ecoboiler water boiler. Please read the instructions carefully to prevent accidents and...

  • Page 3: 3. Basic Instructions:

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 3 of 24 3. Basic instructions: 3.1. Inst all ation de t ails: electrical installation: ecoboiler uc4l2.4kw, ecosmart uc4l 2.4kw - a moulded 13a plug is factory fitted. Ecoboiler uc10l 2.8kw, ecosmart uc10l 2.8kw - a moulded...

  • Page 4

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 4 of 24 after this amount of water has heated to about 96ºc 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 ...

  • Page 5

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 5 of 24 2. In calibration mode the machine will heat continuously until the tactile switch on the pcb is pressed for a second time (nb: the tactile switch should be pressed for at least 1 second) 3. Using a thermometer to m...

  • Page 6

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 6 of 24 3.6. M ainten ance: marco machines have been designed to give many years of trouble free service. Marco beverage systems manufacture and test to iso9002:2000 standard. The only regular maintenance required is occasi...

  • Page 7: 4. Technical Data:

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 7 of 24 4. Technical data: 4.1. Gener al description: 4.2. Extern al arr angement boiler uc4l/ e ecoboiler uc4l 2.4kw ecoboiler uc10l 2.8kw ecoboiler uc10l 5.6kw ecosmart uc4l 2.4kw ecosmart uc10l 2.8kw ecosmart uc10l 5.6kw...

  • Page 8

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 8 of 24 4.3. Access to intern al com ponents: to access the tank: allow to cool. Remove the outer lid. To remove outer lid, undo 4 pozi headed screws. Ensure that the tank is cool, before removing insulation and inner lid. ...

  • Page 9

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 9 of 24 to access the internal components: disconnect the machine from the electrical supply. Allow to cool sufficiently. On the 10l machine insert a flat headed screwdriver at the four locations indicated on the picture ab...

  • Page 10

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 10 of 24 4.4. Intern al arr an gement: ecoboiler uc4l/ ecosmart uc4l drain hose thermal switch 130deg (1502087) pump muller 24v dc (1501542) element 2.4kw 230v ring shape (1500950) low level probe assembly (2300463) high le...

  • Page 11

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 11 of 24 ecoboiler uc10l/ecosmart uc10l 4.5. Pcbs: 4.5.1. Pcb la yout: ecoboiler uc4l/ecoboiler uc10l pcb ecoboiler control (1600345): controls the heater switching controls the water inlet switching controls tank temperatu...

  • Page 12

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 12 of 24 pcb eco slave (1600354): controls the heater switching controls the water inlet switching controls tank temperature/temperature adjustment pcb ecosmart display (1600367) consists of: lcd screen power on/off button ...

  • Page 13

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 13 of 24 12. External connector 13. Thermistor connector 14. Dip switch – 3 way. Allows selection of software for specific machine 15. Tactile switch. For use during calibration procedure (refer to calibration in sec 3.3) 1...

  • Page 14

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 14 of 24 4.6. Troubleshooting – diagnostic guide: note for the ecosmart range in addition to the status led flashing to indicate an error – the display will also provide information 2 flash cycle – below low level display p...

  • Page 15

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 15 of 24 4 flash cycle – not heating display pattern: 4 flashes then a short pause - repeated. Electronic check and action: this checks that the temperature is increasing when the heater is on. Measures the rate that the te...

  • Page 16

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 16 of 24 the error and if the water supply is ok, the machine will return to normal operation. Note: if the water supply is the problem, ensure that this is rectified or this error will re-occur. If there is no problem with...

  • Page 17

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 17 of 24 4.8. Descaling procedure to descale the machine thouroughly: unplug the machine. Disconnect from the water supply. Drain as much water from the tank as possible. Remove the lids and allow the machine to cool comple...

  • Page 18

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 18 of 24 4.9. Wiring diagram: ecoboiler uc4l 2.4kw 1000740

  • Page 19

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 19 of 24 4.10. Wiring diagrams: ecoboiler uc10l 1000741.

  • Page 20

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 20 of 24 4.11. Wiring diagram : ecoboile r uc10l 5.6kw 1000742.

  • Page 21

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 21 of 24 4.12. Wiring diagram: ecosmart uc4l 1000750

  • Page 22

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 22 of 24 4.12. Wiring diagram: ecosmart uc10l 1000751.

  • Page 23

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 23 of 24 4.12. Wiring diagram: ecosmart uc10l 5.6kw 1000752.

  • Page 24

    Service manual 1000740 1000741 1000742 1000750 1000751 1000752 06-12-11 page 24 of 24 4.13. Spare parts list part number description model variant 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 ecosmar...