Marco Beverage Systems Ecoboiler UC45 1000743 Service Manual Download Page 1

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SERVICE MANUAL

Under Counter Range, Model UC45

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1000743 (2.8kW)

•

1000744 (5.6kW)

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1000744US (5.6kW)

•

1000745 (8.4kW)

•

1000753 (2.8kW)

•

1000754 (5.6kW)

•

1000755 (8.4kW)

•

1000743A (2.8kW)

•

1000744A (5.6kW)

•

1000745A (8.4kW)

•

1000753A (2.8kW)

•

1000754A (5.6kW)

•

1000755A (8.4kW)

Marco Beverage Systems Ltd.

63d Heather Road,

Sandyford Industrial Estate,

Dublin 18,

Republic of Ireland

Ireland Tel:

(01) 295 2674

Ireland Fax:

(01) 295 3715

UK Tel:

(0207) 274 4577

UK Fax:

(0207) 978 8141

Summary of Contents for Ecoboiler UC45 1000743

Page 1: ...8kW 1000754 5 6kW 1000755 8 4kW 1000743A 2 8kW 1000744A 5 6kW 1000745A 8 4kW 1000753A 2 8kW 1000754A 5 6kW 1000755A 8 4kW Marco Beverage Systems Ltd 63d Heather Road Sandyford Industrial Estate Dublin...

Page 2: ...for any damage or injury caused by incorrect or unreasonable installation and operation 2 SAFETY INSTRUCTIONS Read all instructions To protect against electric shock do not immerse mains cord in water...

Page 3: ...e type stop valve For US versions use 3 8 NPT male fitting Connect straight tailpiece of the hose to the stop valve fitting Make sure that the pre attached sealing washer is fitted Turn on the water t...

Page 4: ...l then heat again This heat fill cycle continues until the boiler is full While filling the Ready Status light will remain blank The Ready Status light will glow green when the machine is both full an...

Page 5: ...If the tactile switch is pressed too late and the set temperature is too high the tester will need to wait for the temperature in the tank to cool or add cool water and then repeat calibration 3 3 2 E...

Page 6: ...to measure the time 3 4 2 Setting time dispense for right hand side pump 3 font version only 3 4 2 1 Eco Boiler version Open the service panel Make sure that the machine is powered filled and heated...

Page 7: ...pattern 2 flashes then a short pause repeated Electronic check and action This indicates that the low level circuit is open i e the probe is not in contact with the water The element is switched OFF a...

Page 8: ...sing when the heater is on Measures the rate that the temperature increases in a specified time This error is only displayed after 20 mins of the heater being on continuously When the error is detecte...

Page 9: ...only regular maintenance required is occasional de scaling Descaling Procedure Isolate machine from power supply Isolate machine from water supply ALLOW TO COOL COMPLETELY Drain water from machine Re...

Page 10: ...ause 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 4 Technical Data 4 1 GENERAL DESCRIPTION 100074...

Page 11: ...hown above Open ball valve fully Connect the cable from the font to the electrical connection as above Make sure the two hose s are straight and free of kinks Adjust the ball valve on the recirculatin...

Page 12: ...he clear hose to the water connection shown above Connect the cable from the font to the electrical connection as above Fonts will vary Depending on font the type the drip tray will either have to be...

Page 13: ...e internal components Disconnect the machine from the electrical supply Allow to cool sufficiently Remove screws at points 1 2 on the front service panel and slide down panel and pull out from bottom...

Page 14: ...Service manual April 2017 Ecoboiler UC45 Page 14 of 28...

Page 15: ...Service manual April 2017 Ecoboiler UC45 Page 15 of 28 4 4 INTERNAL ARRANGEMENT...

Page 16: ...the water inlet switching Controls tank temperature temperature adjustment Ecosmart PCB Eco Slave 1600354 Controls the heater switching Controls the water inlet switching Controls tank temperature tem...

Page 17: ...r 9 LED 5 way Connector 10 Earth Tab 11 Daughter PCB Connector low voltage Connects to Daughter 12 External Connector 13 Thermistor Connector 14 Dip Switch 3 way Allows selection of software for speci...

Page 18: ...Tab 11 Daughter PCB Connector low voltage 12 External Connector 13 Thermistor Connector 14 Dip Switch 3 way Allows selection of software for specific machine 15 Tactile Switch For use during calibrat...

Page 19: ...rror signals via a flashing RED LED 4 Eco Mode LED s 5 Eco Mode On Off Switch 6 2 way connector to Font connector 7 16 way connector to PCB Ecoboiler 1600354 For assembly order of 1600357 see ECOS 020...

Page 20: ...of the control inputs into the PCB and are critical to the operation of the machine The wiring to these should be checked regularly and the probes themselves should be cleaned whenever the machine is...

Page 21: ...Service manual April 2017 Ecoboiler UC45 Page 21 of 28 4 9 Wiring diagram 1000743 1000743A...

Page 22: ...Service manual April 2017 Ecoboiler UC45 Page 22 of 28 4 10 Wiring Diagrams 1000744 1000744A 1000744US...

Page 23: ...Service manual April 2017 Ecoboiler UC45 Page 23 of 28 4 11 Wiring Diagram 1000745 1000745A...

Page 24: ...Service manual April 2017 Ecoboiler UC45 Page 24 of 28 4 12 Wiring Diagram 1000753 1000753A...

Page 25: ...Service manual April 2017 Ecoboiler UC45 Page 25 of 28 4 12 Wiring Diagram 1000754 1000754A...

Page 26: ...Service manual April 2017 Ecoboiler UC45 Page 26 of 28 4 12 Wiring Diagram 1000755 1000755A...

Page 27: ...Service manual April 2017 Ecoboiler UC45 Page 27 of 28 4 13 Spare Parts List...

Page 28: ...ITCH POWER ON OFF X X X X X X X 1500840 Contactor B J 240V AC X X X X X X X 1502000 1502000 X X X X X X X 1600345 P C B Ecoboiler Control X X X X 1600354 P C B Eco Slave X X X 1600358 P C B Pump timer...

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Marco Beverage Systems Ecoboiler UC45 1000743, Service Manual

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