Related Manuals for Conti TWIN STAR 2
Summary of Contents for Conti TWIN STAR 2
- Page 1 TECHNICAL DOCUMENTATION - 01/2005 - V1.11 SACOME, CONFIDENTIAL Document, it is forbidden to duplicate or communicate this document without previous authorization.
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Page 3: Table Of Contents
INTRODUCTION : INSTRUCTIONS AND RECOMMENDATIONS ......2 Installation instructions..................2 Warranty ......................2 Safety instructions....................2 Power supply instructions ................... 2 TECHNICAL FEATURES ..................3 INSTALLATION......................4 ACCESSORIES......................4 STARTING OPERATION ..................5 Bleeding of the coffee boilers................5 Filling of the hot water & steam boiler ..............5 Next filling ...................... -
Page 4: Introduction : Instructions And Recommendations
It is necessary to make the machine level to obtain equal coffee portions. 1.2 Warranty The life span of the TWIN STAR 2 depends on the correct utilisation of the machine, the daily cleaning and preventive maintenance. -The non-respect of the daily cleaning and preventive maintenance would cancel the contractual warranty. -
Page 5: Technical Features
2 TECHNICAL FEATURES MAIN WATER SUPPLY DRAIN ELECTRICAL SUPPLY *Minimum inlet pressure 2,5 Bar *Without pressure 400Vac - 50Hz *Water connection pin 3/8" *Drain connection pin 1/2" 3 phases (t-piece supplied) (t-piece supplied) *The water supply pipes must *The drain pipe must be lower resist to a constant pressure of 10 than the machine 230Vac - 50/60Hz... -
Page 6: Installation
If the level is not correct, adjust the leveling in turning the 4 screws of the aluminum feet: remove the “CONTI” cover to access to the front feet and remove the side panels to access to the rear feet. A perfect level is very important to obtain an equal volume in the cups. -
Page 7: Starting Operation
Manometer "M" Filter holder Steam wand (2) 5.3 Next filling The TWIN STAR 2 will manage the automatic filling of the boilers as long hot water is drawn (water level sensor maximum). STANDARD PRESSURE – PRESSURE GAUGE: ♦ The steam boiler pressure has been adjusted in the factory between 1.3 and 1.5 bars in the red area. -
Page 8: Description Of Operating Devices
Supplied with all Mug versions, this device allows to place espresso cups in a higher position. 6.9 Grinder fork This part is supplied with the machines to adapt the filter holders of the Twin Star 2 to the Mazzer grinders. -
Page 9: Functioning & Programming
All the led are off, all the outlets are off, all the functions are off except the programming of the main board. The displays indicate "Off" and the time appears on the first group display. 7.1.3 The machine is switched on: The displays are lit and indicate: “CONTI”, the current time and the name of each group. CONTI HH:mm... -
Page 10: Programming
7.2 Programming 1 Cup 1 Cup Cappuccino Hot water espresso regular (on left group) dose coffee 2 Cups 2 Cups Continous flow espresso regular (on the other groups) coffee 7.2.1 Programming of coffee measures :: To get into the programming mode: Insert and turn the programming key. -
Page 11: Beverage Preparation
Wait for 5 seconds to go out of the programming mode before making coffees. During the programming of one group, the other groups do not work (including the hot water). The data are stored even if the machine is switched off. 7.2.2 Programming of tea measure : Insert and turn the programming key. - Page 12 the LEDs of the group are lit. All the groups on the machine can be used at the same time. If one of the groups has been deactivated in the Bar menu, all the LEDs of this group will stay off. If the left group is deactivated, all the LEDs of this group stay off, only the LED of the cappuccino is lit and still active.
- Page 13 7.3.5 Hot & froth milk delivery : This paragraph only concerns the machine fitted with the cappuccinatore (option 1). The cappuccinatore is equipped with a 2-position button (located under the cappuccinatore, on the front panel): position: the steam solenoid valve is activated to heat up the milk when the CAPPU push- button is pressed (5 button of the left group).
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Page 14: Others Functions
If the required temperature is not reached within 60 seconds, the steam delivery will be stopped automatically. When steam is delivered, the display of the left group shows: Steam in Progress In case of simultaneous delivery on the left group of espresso, tea & steam, the display will show the information alternately. - Page 15 7.4.3 Cleaning function : A cleaning cycle can be carried out independently on each group and at any time, otherwise and after 500 coffee are produced on a group, the corresponding display will show: Please Rinse Insert a blind filter with a cleaning tablet into one of the filter holders and install it on the group where the message is shown.
- Page 16 7.4.4 "Coffee credit" : This function enables coffee roasters to program the machine for a limited coffee delivery. It can be activated and deactivated. The coffee roaster has access to the programming mode with an allocated password. The coffee roaster can program the number of coffee shots to deliver according to the quantity of coffee beans sold.
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Page 17: Alarms
7.5 Alarms 7.5.1 Time-out filling of steam boiler filling: If the filling of the steam boiler (sensor SN covered) exceeds the set time ( see programming mode), the filling is stopped. The machine will turn off automatically and all the leds will blink. The left display will show: Alarm Filling up To suppress this alarm switch on the machine (ON/OFF). - Page 18 7.5.5 Time out coffee boiler heating: If a coffee temperature sensor is disconnected, the same procedure as for the Overheating has to be applied. The display of the defective group will show: Group Boiler Heating The alarm will be activated even if the group is deactivated. To delete the alarm switch the machine off and on (ON/OFF).
- Page 19 The water counter is reset to 0. All parameters can be set in the programming mode: a) flow rate of the water supply solenoid valve EE ( cc/sec ) b) flow rate of the flow meters (ml ) c) water quantity of regeneration period. 7.5.9 Water level on tanker If the following message appears: Lack of water...
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Page 20: Heating Of The Boilers
7.6 Heating of the boilers The heating of the boilers is managed by the main board when the machine is switched on. A relay card located at the rear right side supplies the heating elements as follows: Boilers Probes Resistances Steam Pressure switch RC1 + RC2 + RC3... - Page 21 Four adjustable menus are available: “BAR MENU”: for the barman/barista to adjust machine (without password). "TECHNICAL MENU”: only for the technician. “FACTORY MENU”: only used by the CONTI technicians. “ROASTER MENU”: only used by the roasters. Cappu key (not used) MODE ENTER To access the menus insert the key and turn it.
- Page 22 7.7.2 Description of Bar menu: To enter the menu Bar, press MODE. CONT/CAPPU push-button to program the Water volume water volume Programming MODE Groups Press the first push-button of each group Settings in order to activate or suppress the group. MODE Clock adjust ENTER: + or - to reach to set the time and date...
- Page 23 BAR MENU: _ Water volume programming: this step allows to adjust the coffee and tea doses for each keys. Read the details of the programming explanation on paragraph 6-2. _ Groups Settings: Allows to suppress temporarily one or several groups to reduce the power consumption The LED of the left push-button indicates the state of the group.
- Page 24 7.7.3 Description of Technical menu: Language + or - : to set the language (French, English, Italian, German) ENGLISH MODE Temperatures + or - : to set the temperature measure (°C,°F) °C ENTER MODE Coffee boilers Group boiler 1 Group boiler n ENTER ENTER XXX °C...
- Page 25 TECHNICAL MENU: Language: 4 choices; French, English, Italian, German. Setting of the Temperature measure: °C or °F Coffee boiler temperature: The temperature can be adjusted for each coffee boiler between 80°C and 125°C (176°F and 257°F). Filling up: Filling up of the steam boiler with or without pump (SOLO KIT). Pre –...
- Page 26 Total Doses: Allows to read the total number of coffee push-buttons activated since the first installation. Can not be reset. Maximum measures: 999999, then the counter will star again from 0. The following fields can not be reached in normal MODE. To reach them Switch the machine OFF Get into the programming mode Get to Drain or heating...
- Page 27 Password Setting: Setting Password The machine is delivered with password +++++. Allows to change the password to the Roaster menu set in the factory. The display will show: New Password Press ENTER, the display will show Use -, MODE, + and ENTER (the 4 coffee push-buttons of the left group) to enter the new password.
- Page 28 7.7.4 Description of Roaster menu: ENTER Coffee Credit Stock Coffee Credit Coffee Credit 65381 Disabled enabled MODE MODE ENTER Coffee Counter Coffee Counter Coffee Counter Zero Set ! 45631 Reset ? + or - : MODE adjustement of residual credit Cumulative Total 999999 MODE...
- Page 29 ROASTER MENU: Activation/deactivation function Coffee Credit: This step allows to activate or deactivate the coffee credit (Roaster) to load the number of coffee credits The display will show Coffee Credit enabled Pressing ENTER the number of coffee credits left are shown. The number can be changed with + or -.
- Page 30 Setting of the value of each push-button Setting of the value = number of products for each coffee push-button. When a coffee is delivered, its value will be deducted from the coffee credit. Settings available: OFF: push-button blocked delivery free of charge on this push-button 1 to 3: The value 1, 2 or 3 will be deducted from the coffee credit.
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Page 31: How To Make A Pefect Espresso
8 HOW TO MAKE A PEFECT ESPRESSO Perfect the art of fine espresso and cappuccino and respect the 4 M GOLDEN RULES: MIX, MILL, MACHINE, MAN The Mix: the choice of the coffee is very important. You will obtain a pleasant tasting and round aroma body with a good coffee quality and skilfully blend, selected among de 50 beans varieties available –... -
Page 32: Electronic Pressure Switch
9.4 Electronic pressure switch The pressure controller has been adjusted in the factory, any intervention must be carried out in the factory. Conti declines any responsibility in case of non-respect. 9.5 12 bar Security valve This component assure the security of the coffee group when the pressure is exceeding12 bar. -
Page 33: Cleaning Procedure For The Decanteur
9.7 Cleaning procedure for the decanteur Warning : The decanter and cappuccinatore cleaning is to be done every day. Remove the decanter body and clean it. Put the milk tube in a cold water pot without any cleaning product. Push the cappuccinatore button. - Page 34 During the process pull up the tube to alternate the water and air suction. The water goes up inside the air suction tube and flows out in the basin by the decanter head. Clean the two holes in the head with a clothe. Reassembly the decanter.
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Page 35: Dimensions
10 DIMENSIONS 545 à 585... -
Page 36: Electric Designations
11 ELECTRIC DESIGNATIONS REFERENCES DESIGNATIONS CV i Flowmeter GROUPE n° i Security probe Level probe LCDi Connector DISPLAY GROUPE i CP i Coffee buttons GROUPE n° i K TE Tea key 1 K VAP Steam key Vis Grp i Adjusting screw for display LCD group n° i Jumpers P1 à... -
Page 37: Electric Drawing
12 ELECTRIC DRAWING 12.1 CPU board... - Page 38 When a new main board has been installed, the number of groups (1,2 or 3 groups) to be managed has to be determined. Enter the programming mode. The left display shows: CONTI HH:mm Turn the programming key: When the key is inserted and turned, the first four push buttons of the left group will...
- Page 39 Temperature sensors connections Be careful when changing the motherboard: Do not reverse the temperature sensors connectors, otherwise it will damage the coffee boilers (the spray nozzle risk to be damage)
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Page 40: Power Circuit For "400 V 3Nac" & "230 V 1Nac
12.2 Power circuit for “400 V 3NAC” & “230 V 1NAC” CAPPU EC (Tea) -
Page 41: Power Circuit For "230 V 3Ac
12.3 Power circuit for “230 V 3AC”... -
Page 42: Relays Box For "400 V 3Nac" & "230 V 1Nac
12.4 Relays box for “400 V 3NAC” & “230 V 1NAC”... -
Page 43: Relays Box For "230 V 3Ac
12.5 Relays box for “230 V 3AC”... -
Page 44: Hydraulic Drawing
13 HYDRAULIC DRAWING... -
Page 45: Declaration Of Compliance With International Community Directives
97/23 CEE: under pressure equipment ammendment DECLARATION DE CONFORMITE AUX DIRECTIVES EUROPEENNES Nous société SACOME - CONTI, dont le siège est situé 1 avenue Prince Héréditaire ALBERT à MONACO, déclarons sous notre responsabilité que les machines à café modèles: XEOS - CLASSICA - CONTICLUB - CATRONIC - TWIN STAR2 - MONTE CARLO auxquels se réfèrent cette déclaration sont conformes aux normes:... - Page 46 L a r u c h e - 1 , A v P r i n c e H é r é d i t a i r e A l b e r t - B . P . 1 1 9 - M C 9 8 0 0 7 M O N A C O C e d e x T é...