La San Marco New 105 Touch SEries Use And Maintenance Download Page 2

Page: 2 / 42

english

Manual code: 7770.032
Revision 05/2010

Index

1. Introduction

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1.1 Using the manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 3

1.2 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 3

1.3 Starting the coffee machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 4

1.4 Technical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 4

2. Description of the machine

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2.1 General water system diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 6

2.2 Water system diagram key: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 7

3. Installation

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3.1 Equipment provided. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 8

3.2 Water mains set-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 8

3.3 Water softener (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 8

3.4 Installation of water system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 9

3.5 Drain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 9

3.6 Electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 9

4. Start-up

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4.1 Filling the boiler with water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 11

5. Adjustments

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 11

5.1 Adjustment of boiler water level probe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 12

5.2 Adjustment of pump dispensing pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 12

5.3 Adjustment of steam pressure in boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 12

5.4 Temperature adjustment of dispensing units: . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 13

5.5 Additional notes for NEW 105 DTC (Dual Temperature Control) models. . . . . . . pag. 13

5.6 Hot water temperature adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 14

6. Operating instructions

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6.1 Dispensing espresso coffee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 14

6.2 Drawing steam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 14

6.3 Drawing hot water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 15

6.4 Cup heater (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 15

7. Programming the New 105 Touch models

. . . . . . . . . . . . . . . . . . . . . . pag. 15

7.1 Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 15

7.2 Dispensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 17

7.3 Coffee boiler heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 21

7.4 Programming and readings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 22

7.5 Technical level programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 26

7.6 Alarm signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 31

7.7 Default preset data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 34

7.8 Procedures in the event of a power failure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 35

8. Routine maintenance

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8.1 Cleaning the dispensing units and the filter cup . . . . . . . . . . . . . . . . . . . . . . . . . pag. 36

8.2 Cleaning the tray and cup support grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 36

8.3 Cleaning the steam spout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 36

8.4 Replacing the boiler water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 36

9. Idle periods

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10. Display of alarms

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10.1 Volumetric meters alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 37

10.2 Automatic level alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 37

10.3 Maximum water level in boiler alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . pag. 37

11. Safety devices

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11.1 Manual reset safety thermostat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .pag. 38

11.2 Safety valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .pag. 38

12. User information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .pag. 38

13. Guarantee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .pag. 39

14. Declaration of conformity

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15. Troubleshooting

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Summary of Contents for New 105 Touch SEries

Page 1: ...english USE AND MAINTENANCE NEW 105 TOUCH SERIES ...

Page 2: ...ter temperature adjustment pag 14 6 Operating instructions pag 14 6 1 Dispensing espresso coffee pag 14 6 2 Drawing steam pag 14 6 3 Drawing hot water pag 15 6 4 Cup heater optional pag 15 7 Programming the New 105 Touch models pag 15 7 1 Keys pag 15 7 2 Dispensing pag 17 7 3 Coffee boiler heating pag 21 7 4 Programming and readings pag 22 7 5 Technical level programming pag 26 7 6 Alarm signals p...

Page 3: ...with the fixed and or mobile guards removed or with the safety devices bypassed The safety devices must absolutely never be removed or tampered with The panels covering the machine must not be removed as the machine contains live parts there is the risk of electric shock Before performing any routine maintenance or cleaning operations unplug machine from the socket if possible otherwise trip the o...

Page 4: ...water system in case of frost Mains water pressure 80 800 kPa 0 8 8 0 bar Water hardness less than 5 fH Noise level emitted by the machine The weighted sound pressure level A is below 70 db A under normal conditions of use of the machine 1 4 Technical characteristics Model N GR capacity boiler L Power input w Weight kg C A B Connection mains pump motor Cup heater Optional Mono phase Three phase A ...

Page 5: ...105 Touch KEY 1 Main switch 2 Espresso coffee serving unit 3 Filter cup with handle 4 Double scale pressure gauge 5 Lower tray cup support grille 6 Electronic level 7 Steam spout 8 Burn protection sheath for steam spout 9 Hot water spout 10 Steam drawing knob 11 Touch control panel 12 Upper cup support grille 12 11 10 6 9 7 8 3 2 5 4 1 ...

Page 6: ...6 english 2 1 General water system diagram New 105 models New 105 DTC models ...

Page 7: ...5 Manifold tap 16 Volumetric meters 17 Exchanger tap 18 Safety thermostat probe 19 Electric heating element 20 Heat exchanger 21 Safety thermostat 22 Temperature probe 23 Steam valve 24 Hot water mixer 25 26 Pressure gauge boiler 27 Vacuum valve 28 Maximum level probe 29 Level probe 30 Safety valve 31 Electronic control unit 32 Electronic level 33 Temperature adjustment of dispensing units not ava...

Page 8: ...te affixed to the machine If the voltage is different do not connect the machine This may be dangerous and may damage the appliance 3 1 Equipment provided The machine packing contains the equipment kit which includes the following items filter cups with filter restraint ring filters for filter cups single and double doses blind filter for filter cup filters for filter cups single and double doses ...

Page 9: ...y figure 7 Figure 5 Figure 6 Figure 7 3 5 Drain Connect the drainage tube to the grounds collecting tray and to the water drainage system 3 6 Electrical connection Instructions for a proper electrical connection of the espresso coffee machine Before connecting the appliance to the electrical mains make sure that the data on the data plate corresponds to the electrical mains Connection must be made...

Page 10: ...to the electrical mains as shown in the attached diagram blue black brown black ye gr new 105 touch Notes The power absorbed by the electric heating elements can be reduced to 2 3 by eliminating one of the Black wires blue black black brown ye gr blue black black brown ye gr blue black black brown ye gr blue black black brown ye gr 3 heating elements 3 heating elements 230v 3n mono phase 400v 3n t...

Page 11: ...the level probe filling stops and the green MAX LED of the electronic level control is turned on In the other models of the NEW 105 series when water reaches the level probe filling stops and the blue OK LED of the electronic control is turned on Note when the boiler is filled with water it may take longer than 150 seconds after which the automatic level alarm is triggered see the chapter on displ...

Page 12: ...spensing button to dispense water from one of the dispensing units 3 On the lower graduated scale of the gauge read the pump operating pressure 4 Adjust the pressure using the adjustment screw of the internal pump figure 11 or in the event of an ex ternal pump figure 12 To increase the pressure tighten the screw and read the corresponding value on the lower scale of the gauge To decrease the press...

Page 13: ...fault setting factory set by LA SAN MARCO SPA If you wish to change the dispensing tempera ture you will need to use the valve flow variator on the dispensing unit To increase the temperature turn the valve towards the higher numbers Contrarily to decrease it turn the knob towards lower numbers 5 5 Additional notes for NEW 105 DTC Dual Temperature Control models The cooling system of the NEW 105 D...

Page 14: ...ting instructions During the dispensing of espresso coffee tea or steam these can cause burns due to accidental skin contact 6 1 Dispensing espresso coffee 1 Remove the filter cup from the dispensing unit and fill it with a dose of ground coffee filter cup with one spout or with two doses of ground coffee filter cup with two spouts Press the ground coffee using the relevant coffee press and then i...

Page 15: ...espresso and to obtain American style coffee and so on 6 4 Cup heater optional The cup heater is used to increase the heating of the upper cup support surface by means of an electrical heating element Use the appropriate switch to activate or de activate the cup heater The cup heater heating element is equipped with an operating thermostat that controls the temperature of the cup support surface 7...

Page 16: ... MARCO REV X YY Off status dosage off but powered With the dosage function off all the outputs are deactivated all the functions are deactivated except for the TECHNICAL LEVEL programming ones The display shows OFF hh mm Where hh mm INDICATE the correct time in hours and minutes N B to switch to the OFF status press the K5GR1 key followed by K3GR1 To switch to the IDLE ON status press the K3GR1 ke...

Page 17: ...he four doses keys for the unit you wish to use for dispensing for example K1GRx Both the dispensing solenoid valve EVx and the PUMP are energised starting up the dispensing phase Both the pump and the solenoid valve will remain activated until the quantity of product programmed previ ously is achieved volumetric meter pulses The LED relating to the chosen dose stays on for the entire duration of ...

Page 18: ... for the amount of time t2 off except for re energising to complete the dosage function as programmed This timed on off does not affect the PUMP actuator PUMP EVx t1 on T2 off Programmed dose total duration of dispensing When one of the dosage keys with volumetric control the normal dispensing cycle is preceded by a brief timed water jet used to moisten the coffee pod before moving on to the actua...

Page 19: ...nsed This operation is indicated by the LED L6GRx corresponding to the key pressed lighting up When the cycle starts a Timer is activated which once the time value set during the programming phase is achieved interrupts product dispensing The dosage function permits the contemporary dispensing of Tea and coffee cycles K6GRx The display shows Tea Stop dispensing tea while in progress It is possible...

Page 20: ...neces sary water shortage it arranges for the filling phase to be performed by energising the filling solenoid valve EVLIV and the PUMP until the boiler contains the right amount of water programmable Time out envisaged on the filling phase see TECHNICAL LEVEL Programming When the system is started the level check and adjustment is enabled after approximately 6 seconds Every time the level probe s...

Page 21: ...sted according to an algorithm which uses 3 constants proportional kp integrated ki derivative kd The three constants must be adapted to all types of coffee doses according to the power characteris tics of the heating element the size of the boiler its dissipation and so on The setpoint value or T SET is defined as the temperature the boiler needs to be at to operate normally If during the heating...

Page 22: ...example K1GRx The LEDs will always stay on The LED relating to the key being programmed will flash until the dynamic programming is complete K1GRx When the quantity of coffee with which the dose is to be programmed is achieved press the key being programmed to interrupt product dispensing with the consequent de energising of EVx PUMP The new value of the espresso dose is stored in EEPROM in pulses...

Page 23: ...10 seconds make sure that the lighting of the LEDs L5GRx 1 3 switches from fixed to flashing The display shows Doses setting Select within30s Within 30 seconds time out to quit the programming phase press the K6GRx key combined with the tea dose The LED relating to the K6GRx key will flash The EVTEA actuator is enabled for the entire duration of tea dose programming When the quantity of tea with w...

Page 24: ...abled provided this function has been activated in the technical menu the controlled temperature steam function can only be enabled on the tea key of the first unit If the same key continues to be pressed the temperature control of the milk will be by passed and the spout will behave like a normal manual spout If on the other hand the controlled temperature steam function is not enabled the tea ke...

Page 25: ...u press K2GR1 when the display shows the time in hours of 00 or if you press K1GR1 when the time in hours indicated is 23 In this case if automatic on time was disabled then the off time and the day off are also automatically disabled Press K5GR1 to skip the related settings and go directly to the next parameter The on and off times can in this case only occur manually through the procedure descri...

Page 26: ...play the total number of coffees dispensed up until that time The display shows Coffees total xxxxx press the K5GR1 key to review all the counters and show the totals of each individual doses for each unit The display shows zzzzzz Gr y xxxxx where y is the unit zzzzz is the type of coffee xxxxx the number of coffees At the end of the review press the K5GR1 key to quit this phase 7 5 Technical leve...

Page 27: ...sh to modify the parameter word use the K1GR1 or K2GR1 keys to select the letters of the alphabet when the letter symbol number beneath the flashing cursor is the desired one press the K3GR1 key ENTER to confirm the letter symbol number and move on to selecting the next letter symbol number Arrangement of the available characters blank 0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U ...

Page 28: ... setting to enable or disable the tea with the pump press the K5GR1 key MENU to switch to a display to choose the function relating to the keyboard setting where the K6Grx key will enable the steam instead of the tea The display shows Steam Boiler Gr x where x can be either 0 or 1 or 2 or 3 0 disabled If you wish to modify the parameter press the K1GR1 or K2GR1 keys Once you have made the setting ...

Page 29: ...switch to a display to choose the function relating to setting the number of cycles to perform dispensing allowed The display shows Service Cycles xxxxx where xxx can be a number between 0000 and 99000 in steps of 1000 when xxx equals 0000 the function is disabled If you wish to modify the parameter use the K1GR1 or K2GR1 keys Once the setting has been made press the K5GR1 key MENU to switch to a ...

Page 30: ... parameter use the K1GR1 or K2GR1 keys Once the setting has been made press the K5GR1 key MENU to switch to a display of the setting of the adjustment range of the PID with respect to the setpoint temperature Outside this range the adjustment is always on off The display shows PID adjustment x C where x is the value in degrees of the range and it is a selectable value between 2 5 C in steps of 1 C...

Page 31: ...Out alarm Boiler Filling Up this means that the boiler water level filling time has been exceeded Indeed every time the level probe detects water shortage probe bare the filling phase is enabled EVLIV PUMP If EVLIV PUMP remain energised continuously for longer than the time out set in the TECHNICAL LEVEL Programming the dosage of all its main functions is overridden The keyboards are disabled and ...

Page 32: ...is removed by turning the appliance off Boiler temperature probes disconnected interrupted If the boiler temperature probe is disconnected or interrupted or determines a temperature of around 0 C an alarm is signalled within 5 seconds and all the LEDs of the keyboards flash All the main functions of the dosage are overridden The keyboards are disabled and all the actuators for all operations are o...

Page 33: ... progress stops automatically Filter alarm and resetting This function makes it possible to reset the counting of dispensing when the display shows ChangeWaterFilt xxxxxxxxx where xxx is the telephone number set as a suggestion this means that the value of the litres which can be cleaned by the filter set in the TECHNICAL LEVEL Pro gramming has been exceeded To reset this signal simply power the d...

Page 34: ...ving from the sum of all drinks dispensed for each individual key of each unit cannot be reset Note the servings resetting operation DOES NOT RESET the reading of the litres consumed To reset this value please refer to the relevant paragraph 7 7 Default preset data The factory preset completely deletes the data memory and allows you to enter standard values for all stored data It must be performed...

Page 35: ...heck and if necessary reset depending on your require ments all the appliance parameters bar technical factory coffee roaster including the relevant pass words except for the factory one which is fixed The factory preset also resets all counters including the total doses dispensed 7 8 Procedures in the event of a power failure In the event of a power failure when the power returns the dosage funct...

Page 36: ...d insert the filter cup in the unit 6 Start the continuous flow and then stop it after a couple of seconds repeat this operation a few times this is to clean the drain duct and the solenoid of the unit 7 Clean the perforated filter and place it back into the cup Dispense water for a couple of seconds to clean the filter the filter cup and the spouts 8 Repeat these operations on all the serving uni...

Page 37: ... LED inside it must flash If the volumetric meter shuts down for more than two minutes during dispensing the electronic control unit stops dispensing coffee and signals the alarm by the flashing of button A short coffee first unit Note Make sure that the coffee has been dispensed into the cup correctly if not see the chapter entitled TROU BLESHOOTING 10 2 Automatic level alarm If the water level i...

Page 38: ...ff the machine and immediately contact the spe cialized technician If the safety valve is set off switch the machine off and immediately contact the authorized La San Marco SPA technician 12 User information In accordance with article 13 of the Legislative Decree dated 25 July 2005 no 151 Imple mentation of Directives 2002 95 EC 2002 96 EC and 2003 108 EC concerning the use of hazardous substances...

Page 39: ... 14 Declaration of conformity The manufacturer La San Marco S p A 34072 Gradisca d Isonzo GO Italy Via Padre e Figlio Venuti 10 phone 39 0481 967111 fax 39 0481 960166 http www lasanmarco com hereby declares under its own responsibility that the espresso coffee machine described in this manual and identified by the data on the data plate affixed to the appliance conforms to directives 2006 42 EC 2...

Page 40: ...r circulation pipe the valve flow variator of the group the water dispenser and the solenoid valve of the group are not clogged In the machines with electronic metering check the displacement meter and its valves Check the solenoid of the unit its wiring and the fuse in the electronic control unit 5 The programmed servings of espresso coffee are not constant or vary on the different units Abnormal...

Page 41: ...n valve High pump pressure Check the expansion valve and if necessary replace it Calibrate the valve at 12 bar Check the pump operating pressure Calibrate the pump at 9 bar 15 The filter cup comes off the serving unit Gasket under holder is worn Replace the gasket Clean the serving unit and the filter cup 16 When coffee is being served some of it drips out of the edge of the filter cup Gasket unde...

Page 42: ...ng Replace the grinders Decrease the pump pressure Check and clean with blind filter or replace Check and replace filter 21 Coffee with too little cream in cup spurts out of spout Sprinkler filter on unit clogged Check and clean with blind filter or replace 22 The cream in the cup is too thin it disappears after a few seconds Coffee extraction takes a long time due to clogged filter Coffee extract...

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La San Marco New 105 Touch SEries, Use And Maintenance

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