Conti TWIN STAR 2 R-EV 2G, Technical Documentation Manual

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1
1 INTRODUCTION : INSTRUCTIONS AND RECOMMENDATIONS ..........................2
1.1 Installation instructions ........................................................................................2
1.2 Warranty ..............................................................................................................2
1.3 Safety instructions ...............................................................................................2
1.4 Power supply instructions ....................................................................................2
2 TECHNICAL FEATURES..........................................................................................3
3 ACCESSORIES ........................................................................................................4
4 INSTALLATION: .......................................................................................................4
4.1 First installation:...................................................................................................4
4.2 Next filling ............................................................................................................6
5 DESCRIPTION OF OPERATING DEVICES .............................................................7
5.1 Steam tap ............................................................................................................7
5.2 Hot water tap .......................................................................................................7
5.3 Filters...................................................................................................................7
5.4 Dummy filter ........................................................................................................7
5.5 Filter- holders.......................................................................................................7
5.6 Steam jet (option) ................................................................................................8
5.7 Espresso tray.......................................................................................................8
5.8 Water hardness tester .........................................................................................8
6 FUNCTIONING & PROGRAMMING .........................................................................9
6.1 Automatic switching ON & OFF ...........................................................................9
6.2 Programming .....................................................................................................10
6.3 Beverage preparation ........................................................................................11
6.4 Others functions.................................................................................................14
6.5 Alarms ...............................................................................................................17
6.6 Heating of the boilers.........................................................................................19
7 HOW TO MAKE A PEFECT ESPRESSO ...............................................................32
8 SETTING OF MIXER TAP.......................................................................................33
9 MAINTENANCE / SETTINGS .................................................................................34
9.1 Daily Maintenance .............................................................................................34
9.2 Weekly Maintenance .........................................................................................34
9.3 Maintenance every 3 month ..............................................................................34
9.4 12 bar Security valve .........................................................................................34
9.5 Recommendation...............................................................................................34
9.6 Procedure to change the PTFE gaskets ............................................................35
9.7 Maintenance parts list on Twin Star 2:...............................................................39
10 DIMENSIONS .......................................................................................................41
11 ELECTRIC DESIGNATIONS ...............................................................................42
12 ELECTRIC DRAWING .........................................................................................43
12.1 CPU board......................................................................................................43
12.2 Electrical power diagram for “400 V 3NAC” & “230 V 1NAC” .........................46
12.3 Electrical power diagram for “230 V 1NAC” ....................................................47
12.4 Connecting diagram: 8 fuses box ...................................................................48
12.5 Solid state relay interface for “230 V 3AC”......................................................49
12.6 Solid state relay interface for “400 V 3NAC” ...................................................50
13 HYDRAULIC DRAWING ......................................................................................51
14 DECLARATION OF COMPLIANCE WITH INTERNATIONAL COMMUNITY
DIRECTIVES .................................................................................................................52