Philips Saeco GranBaristo Service Manual Download Page 42

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GRAN BARISTO 05 SERVICE MODE

10/30

Coffee temp. sensor short circuit (E10)

: occurs when the temperature of the coffee boiler

sensor is short-circuited. This error causes a total shutdown of the machine to start up.

Coffee temp. sensor open circuit (E11)

: occurs when the temperature of the coffee boiler

sensor is not detected. The problem is due to the absence of the signal of the sensor and does not

allow the machine to establish the actual temperature of the coffee boiler.

At start up, the machine enters the halt.

Boiler coffee timeout (E14)

: occurs when no power coming to the coffee boiler, this does not

reach the preset temperature within a time of 2 minutes.

At start up the machine remains long in the screen WAITING READY TEMPERATURE, with the

message “Warming up ...”, and after the expiry of the time goes to lock out.

Zero crossing error (E19)

: occurs when the machine does not detect the signal zero

crossing.

Coffee boiler overheating (E20)

: occurs when the temperature of the coffee boiler and ex

ceeds 170 ° C.

BU encoder error (E24):

occurs when the machine is not correctly detect the signal of the en

coder

3. Water counters

“Water counters”

shows water consumption (in liters) following delivery of products, the desca

ling cycle, the cleaning cycle the activation group and filter.

The submenu “Descaling cycle” has the following items

Liters since last: represents the total number of gallons of water consumed since the last descaling

cycle. It is reset after the complete execution of the descaling cycle.

Excess liters since last

: represents the number of liters of water consumed in excess since the

Machine signals the descaling indicator.

It is reset after the complete execution of the descaling cycle.

Liters last descale:

represents the total number of gallons of water consumed until the last de

scaling cycle.

Takes the value of “Liters since last” after the complete execution of the descaling cycle.

Excess liters last descale:

represents the number of liters of water consumed in excess since

the machine reported the descaling indicator until the last descaling cycle.

Takes the value of “Excess liters since last” after the complete execution of the descaling cycle.

Number of execution

: represents the number of cycles executed on the machine descaling.

The sub-menu

“Brewing unit cleaning”

has the following items:

Summary of Contents for Saeco GranBaristo

Page 1: ...t 240 V 50 Hz 1900W 230 V 50 60 Hz 1900 W 120 V 60 Hz 1300 W Temperature monitoring NTC variable resistor sensor transmits the value to the electronic card Safety system 2 thermostats at 190 C one shot Coffee heat exchanger output Stainless steel for coffee hot water and steam dispensing 230 V 1900 W 120 V 1300 W 100 V 1100 W Dimensions W x H x D in mm 210 x 360 x 460 mm Stand by power consumption...

Page 2: ...Safety warnings 1 1 5 Service Policy 2 1 6 1 External machine parts GranBaristo V2 3 1 6 2 External machine parts GranBaristo 4 1 6 3 Internal machine parts 5 2 Technical specifications 2 1 Technical specifications 1 2 2 1 Specification for the measurement of the coffee products temperature 2 2 2 2 Specification for the measurement of the Milk products temperature 3 2 3 Machine parameters and perf...

Page 3: ...GRAN BARISTO CHAPTER 1 INTRODUCTION ...

Page 4: ...ty warnings We recommend you consult the technical manual of the machine before performing any mainte nance work Observe all applicable standards relating to the repair of electrical appliances Always disconnect the power plug from the mains before beginning repair work Disassembling the machine the operator must pay attention to hot and under Pressure parts boiler pin boiler valves dispensing ste...

Page 5: ...RAFE Only for OOW repairs YES to consult the specific exploded view of the machine on website List of principal assembly present in all our coffee machines Steam Compensation valve water outlet Flow meter Boiler Water Hot water steam Compensation valve water outlet Pump Brewing unit Water tank From this point circuit High temperaure From this point circuit in pressure For IN WARRANTY repairs is ra...

Page 6: ...button Stand by button UP and DOWN button Coffee button 1 6 1 External machine parts GranBaristo V2 Pre ground coffee compartment Coffee bean hopper lid Water tank lid Power cable socket and main switch Cup holder grille Drip tray internal Milk carafe Full drip tray indicator Removable dispenser spout Control panel Hot water dispensing spout Drip tray internal Service door Coffee grounds drawer Br...

Page 7: ... indicator Drip tray internal Removable dispenser spout Control panel Hot water dispensing spout Drip tray internal Service door Coffee grounds drawer Brew group locking removal selector Brewing group Service door button Cup warming surface Gran Baristo Avanti Espresso button Long Espresso button Coffee button Aroma Pre ground coffee button Espresso Macchiato button Cappuccino button Latte Macchia...

Page 8: ...n Latte Macchiato button Hot Milk button ESC button OK button MENU button Special Beverages button Stand by button UP and DOWN button LCD Display 1 6 3 Internal machine parts Power board IRDA To program the machine Bluetooth board in Granbaristo Avanti Gran Baristo Pump Flow meter Grinding adjustment insert Cover and Coffee grinder Piston assembly Solenoid valve Coffee grinder ...

Page 9: ...GRAN BARISTO CHAPTER 2 TECHNICAL SPECIFICATIONS ...

Page 10: ... bar Water filter In tank Coffee grinder Direct current motor with flat ceramic grinder blades Automatic dosage Dose adjustment controlled by the electronic system Power consumption During heating phase approx 5 6 A Dimensions W x H x D in mm 210 x 360 x 460 mm Weight 13 kg Water tank capacity 1 7 l Coffee bean hopper capacity 270 g of coffee beans Dreg drawer capacity 20 Water circuit filling tim...

Page 11: ...by immersing the probe of the thermometer up to touch the bottom The probe then must be moved in a circular motion for 5 6 rotations At the of the rota tions stop in the center of the cup Picture 2 3 The highest temperature measured during the rotations is the value we are searching for and that must be reported 4 Test measurement from end of dispensing to the end of rotations must be completed wi...

Page 12: ...tlet chamber the typhoon effect perfects the milk texture by removing the large bubbles Height of the milk cream in the beaker Manual system pannarello 15mm on 100gr of brewed product Semi automatic system cappuccinatore 20mm on 100gr of brewed product Automatic system carafe cappuccinatore Pinless wonder e g New Royal Energica Pure Intelia EVO latte 20mm on 100gr of brewed product How to measure ...

Page 13: ...am knob 3 After having provided 100gr of product close the knob and check the result obtained on milk Note The same applies to machines which have a steam key on the user interface and a sole noid valve in place of the steam tap Automatic Carafe Cappuccino Pinless wonder e g New Royal Energica Pure Intelia EVO Latte etc After setting the machine to delivery of 100gr of product 1 Launch the hot mil...

Page 14: ...filter activation 1000 1000 Brewing Unit cleaning 800 800 Descaling frequency in AQUACLEAN GranBaristo V2 and GranBaristo Avanti V2 The first activation must make before you ve paid up to 5000ml products because mind thinks as if he had the filter Hardness Filter number Percentual on display 10 the icon flashes slowly encourage the consumer to buy the filter Percentual on dis play 0 the icon flash...

Page 15: ...imum Water quantity ml Maximum Water quantity ml Default Water quantity ITA ml Default Water quantity ENG ml Milk Length sec Aroma AmericanCoffee 110 320 170 170 Regular Espresso 30 70 40 50 Regular Cafe Creme 40 110 70 70 Regular Coffee 70 140 110 110 Regular Ristretto 20 40 30 30 Regular Espresso Mild 30 70 40 50 Mild Espresso Intenso 40 110 70 70 Extra Strog Energy Coffee 110 320 170 170 Extra ...

Page 16: ...e of oil leakage remove the piston assembly clean any oil residue with a dry cloth and replace the piston assembly with a new one NOTE Oil is of vegetal origin certified for food contact H3 maximum in terms of food safety for oils EV deactivate The piston moves upward of approx 5mm OK ERROR excursion 5mm approx is KO The meaning of the sectors are the following Command Work when pressed moves the ...

Page 17: ...GRAN BARISTO CHAPTER 3 BRIEF INSTRUCTIONS ...

Page 18: ...ter filter AquaClean The machine is performing the loading of the hydraulic circuit Wait for it to do so Machine descaling is needed Refer to the maintenance menu to select and start the cycle The brew group must be inserted into the machine Insert the coffee grounds drawer and the internal drip tray Close the service door Remove the water tank and fill it You can fill the water tank also through ...

Page 19: ...cation The GranBaristo Avanti Bluetooth function is enabled by default If it is disabled fol low the instructions below to enable it again Note Before starting the connection procedure make sure that the Bluetooth function on your mobile device is active BLUETOOTH CONNECTION PROFILE SAECO MENU EDIT PROFILES MAINTENANCE SETTINGS STATISTICS SETTINGS STAND BY TIME BUTTON SOUND BLUETOOTH RESTORE TO DE...

Page 20: ... spout to start dispensing Press ESC to exit Before dispensing insert the milk carafe with the dispensing spout open The brew group must be inserted into the machine Insert the coffee grounds drawer and the internal drip tray Close the service door Remove the water tank and fill it You can fill the water tank also through the dedicated hole on the lid Empty the coffee grounds drawer Note The coffe...

Page 21: ...able it again Note Before starting the connection procedure make sure that the Bluetooth function on your mobile device is active The red light fl ashes Press any button to exit the stand by mode Take note of the code E xx shown on the display at the bottom Turn off the machine Turn it back on after 30 seconds Repeat the procedure 2 or 3 times If the machine does not start contact the Philips SAEC...

Page 22: ...mobile device Warning Use the Saeco Avanti app to control your Gran Baristo only when you can see the machine in or der to avoid injury or damage You cannot use the pre ground coffee function when operating the machine via the app Caution If you enter the wrong PIN code 5 times in a row the machine disables the Bluetooth connection for safety reasons Therefore you will need to enable it again as p...

Page 23: ...on to exit the stand by mode Take note of the code E xx shown on the display at the bottom and check out the table Error codes par 05 TROUBLESHOOTING the type of error that occurred Open the service door and empty the internal drip tray Note If this operation is performed when the machine is on it will record the coffee grounds drawer emptying and will reset the counter therefore it is necessary t...

Page 24: ...GRAN BARISTO CHAPTER 4 OPERATING LOGIC ...

Page 25: ...BARISTO 04 OPERATING LOGIC 1 7 Steam Compensation valve water outlet Flow meter B o i l e r Water Hot water steam Compensation valve water outlet Pump Brewi ng unit 4 1 1 Water circuit Granbaristo Water tank ...

Page 26: ...risto 1 Steam input 2 Bring the cappuccino maker into dispensing position 3 Milk tank 1 2 The milk is heated by the steam and taken towards the emulsion chamber where it is mixed with air and transformed into foam The steam passes through the pipe creating a sucking effect that pulls the milk upwards ...

Page 27: ...e cycle 1 The grinding process is controlled by time duration in function of coffee strength selected 2 The gear motor brewing unit moves to the brewing position 3 Preliminary dispensing phase short pump activity short pause 4 Product dispensing the pump operation period is defined by the amount of product dis pensed 5 The gear motor moves to its home position the dregs are expelled automatically ...

Page 28: ...erature sensor adjustment Temp C R nom kΩ ΔR 20 61 465 8 6 50 17 599 5 9 75 7 214 4 1 80 6 121 3 7 85 5 213 3 4 90 4 459 3 1 100 3 3 2 5 125 1 653 3 9 150 0 893 5 1 4 3 Single microswitch The gear motor is powered by a direct current motor that engages with the smaller double toothed wheel using a worm screw The unit is mounted on the axle of the large gear wheel and when a coffee is requested it ...

Page 29: ...apacitative sensor located one third of the way up the water tank wall If the electronics assembly detects by means of the sensor that the amount of water in the tank has dropped below the above mentioned level a water reserve remains available for the dispensing process underway this will cover 200 flow meter pulses The product dispensing process will then come to an end If a dispensing cycle end...

Page 30: ...r off Flow meter pulses Bypass 4 8 Water filter GranBaristo and GranBaristo Avanti Function Reduced limescale deposits which take longer to form Improved water quality Improved taste due to the ideal water hardness Life span descaling performance 10 dH 60 litres 2 months To achieve the best possible operating mode consistency over the total life span the water is channelled using a 3 stage bypass ...

Page 31: ...y you can replace the filter 8 times without the need for descaling This equals approx 500000ml of water When Aquaclean filter is activated the display will show an icon indicating the percentage of use initially 100 The conditions related to the filter work environment water therefore an active environment for bacteria and microorganisms require the replacement with a minimum frequency The filter...

Page 32: ...GRAN BARISTO CHAPTER 5 SERVICE MODE ...

Page 33: ...to show other info When a function is enabled the corresponding box becomes colored The dotted sectors is used to show informations about the status of microswitch sensors or other variables The presence of symbol into a sector indicate that no function is associated to The following image show the corrispondence between the keyboard and red sectors CPU SW xx yy zz Debug msg P Off BootC V jj BootP...

Page 34: ...g info Debug msg if enabled colored box only for next startup allows the visualization of the follow ing debug info on display in Ready state P Off if enabled colored box allows the machine to enter in standby mode immediately after powering ON from the main switch Make sure that the function P Off is turned ON and the Debug msg is turned OFF CPU SW xx yy zz Debug msg P Off BootC V jj BootP V kk P...

Page 35: ...ncoder frontal door and dreg drawer The meaning of the sectors are the following Command Work when pressed move the brew unit to WORK Home when pressed move the brew unit to HOME Ev Oil when pressed activate deactivate the Oil electrovalve 24V Dc Rst when pressed move the brew unit in RESET extraction position stop the brew unit if was in movement When is pressed a button the corresponding box bec...

Page 36: ...if the Brew Unit is present in machine DDr Becomes active if the Dreg Drawer is present in machine Door Becomes active if the Frontal Door is closed The meaning of the sectors are the following Command Boiler when pressed activate deactivate the boiler if the temperature is less than 90 C Pump when pressed activate deactivate the pump Ev S when pressed activate deactivate the Steam Water electrova...

Page 37: ...ected coffee strength Info Time during grinding indicate the time while the machine is grinding in msec DDOOR indicate the status of hopper door colored box closed Z cr Colored box indicate that the measure of zero crossing is FAIL 230V indicate the voltage power supply detected from PWR board Can assume only this two values 230V or 120V GRINDER GTest A1 0 A AA 3500 DDoor 230 V Z Cr Grinder Time f...

Page 38: ... OFF the module does not cause an alive connection to break down You first need to disconnect the remote device and then the OFF status makes the CA not anymore detectable to the remote device Info ON OFF status of BT module if a is shown the communication is NOT OK MAC Address Mac address of the BT module every module as a specific MAC address if a is shown the communication is NOT OK BT Firmware...

Page 39: ...e provide the consumer with a new one The meaning of the sectors are the following Command Start start the steamout process At the end of process appears Switch Off at the bottom of the display so it s possible to restart the machine with the default values Info Boiler It s enabled when the boiler is activated This is the last page of Factory Test Mode Press UP to navigate to precedent page or pre...

Page 40: ...so Mild Espresso Intenso Energy Coffee Flat White 2 Error counters default values 0 2 1 Errors log Error code Error index Error text 2 2 Errors reset 3 Water counters default values 0 3 1 Descaling cycle Liters since last Excess liters since last Liters last descale Excess liters last descale Number of execution 3 2 Brewing unit cleaning Number of execution Liters since last clean 3 3 Since produc...

Page 41: ... total of 7 errors Error text is the text description of the type of error that occurred in the system For example Grinder blocked The cancellation of the error list by Errors reset as it deletes all information relating thereto also prevents access to the menu under Errors log List of possible errors of out of service Grinder blocked E01 occurs if the grinder is to have the mills blocked In this ...

Page 42: ...ot correctly detect the signal of the en coder 3 Water counters Water counters shows water consumption in liters following delivery of products the desca ling cycle the cleaning cycle the activation group and filter The submenu Descaling cycle has the following items Liters since last represents the total number of gallons of water consumed since the last descaling cycle It is reset after the comp...

Page 43: ...ired Remain Cc startup counter of the remaining water expressed in cc for the activation of the first filter of the chain 1 8 It goes from 5000 to zero the first filter must be activated before the counter reaches zero otherwise it will be necessary to descale before activating the filter Dreg alarm indicates the value at which the counter is reset funds to indicate the alarm funds Dreg counter re...

Page 44: ...g UNIT blocked work 04 Brewing UNIT blocked home 05 Water circuit interrupted 06 DC valve short circuit 10 Coffee temp sensor short circuit 11 Coffee temp sensor open circuit 14 Boiler coffee timeout 19 Zero crossing error 20 Boiler coffee overheating 24 BU Encoder Error 5 1 3 Error codes ...

Page 45: ... to show other info When a function is enabled the corresponding box becomes colored The dotted sectors is used to show informations about the status of microswitch sensors or other variables The presence of symbol into a sector indicate that no function is associated to The following image show the corrispondence between the keyboard and red sectors CPU SW xx yy zz Debug msg P Off BootC V jj Boot...

Page 46: ...g info Debug msg if enabled colored box only for next startup allows the visualization of the follow ing debug info on display in Ready state P Off if enabled colored box allows the machine to enter in standby mode immediately after powering ON from the main switch Make sure that the function P Off is turned ON and the Debug msg is turned OFF CPU SW xx yy zz Debug msg P Off BootC V jj BootP V kk P...

Page 47: ...ncoder frontal door and dreg drawer The meaning of the sectors are the following Command Work when pressed move the brew unit to WORK Home when pressed move the brew unit to HOME Ev Oil when pressed activate deactivate the Oil electrovalve 24V Dc Rst when pressed move the brew unit in RESET extraction position stop the brew unit if was in movement When is pressed a button the corresponding box bec...

Page 48: ...if the Brew Unit is present in machine DDr Becomes active if the Dreg Drawer is present in machine Door Becomes active if the Frontal Door is closed The meaning of the sectors are the following Command Boiler when pressed activate deactivate the boiler if the temperature is less than 90 C Pump when pressed activate deactivate the pump Ev S when pressed activate deactivate the Steam Water electrova...

Page 49: ...est Activate Deactivate the grinder for a time corresponding to the selected coffee strength Info Time during grinding indicate the time while the machine is grinding in msec DDOOR indicate the status of hopper door colored box closed Z cr Colored box indicate that the measure of zero crossing is FAIL The meaning of the sectors are the following Command C increase the display contrast C decrease t...

Page 50: ... OFF the module does not cause an alive connection to break down You first need to disconnect the remote device and then the OFF status makes the CA not anymore detectable to the remote device Info ON OFF status of BT module if a is shown the communication is NOT OK MAC Address Mac address of the BT module every module as a specific MAC address if a is shown the communication is NOT OK BT Firmware...

Page 51: ...e end of process appears Switch Off at the bottom of the display so it s possible to restart the machine with the default values Info Boiler It s enabled when the boiler is activated This is the last page of Factory Test Mode Press UP to navigate to precedent page or press DOWN to navigate to first page Press ESC to restart the machine STEAM OUT Start 93 3 Boiler Boiler Temperature C ...

Page 52: ...er info When a function is enabled the corresponding box becomes colored The dotted sectors is used to show informations about the status of microswitch sensors or other variables The presence of symbol into a sector indicate that no function is associated to The following image show the corrispondence between the keyboard and red sectors 4 3 2 1 CPU SW xx yy zz Debug msg P Off BootC V jj BootP V ...

Page 53: ...ebug info Debug msg if enabled colored box only for next startup allows the visualization of the follow ing debug info on display in Ready state P Off if enabled colored box allows the machine to enter in standby mode immediately after powering ON from the main switch Make sure that the function P Off is turned ON and the Debug msg is turned OFF CPU SW xx yy zz Debug msg P Off BootC V jj BootP V k...

Page 54: ...ncoder frontal door and dreg drawer The meaning of the sectors are the following Command Work when pressed move the brew unit to WORK Home when pressed move the brew unit to HOME Ev Oil when pressed activate deactivate the Oil electrovalve 24V Dc Rst when pressed move the brew unit in RESET extraction position stop the brew unit if was in movement When is pressed a button the corresponding box bec...

Page 55: ...if the Brew Unit is present in machine DDr Becomes active if the Dreg Drawer is present in machine Door Becomes active if the Frontal Door is closed The meaning of the sectors are the following Command Boiler when pressed activate deactivate the boiler if the temperature is less than 90 C Pump when pressed activate deactivate the pump Ev S when pressed activate deactivate the Steam Water electrova...

Page 56: ...est Activate Deactivate the grinder for a time corresponding to the selected coffee strength Info Time during grinding indicate the time while the machine is grinding in msec DDOOR indicate the status of hopper door colored box closed Z cr Colored box indicate that the measure of zero crossing is FAIL The meaning of the sectors are the following Command C increase the display contrast C decrease t...

Page 57: ...cess appears Switch Off at the bottom of the display so it s possible to restart the machine with the default values Info Boiler It s enabled when the boiler is activated This is the last page of Factory Test Mode Press UP to navigate to precedent page or press DOWN to navigate to first page Press ESC to restart the machine STEAM OUT Start 93 3 Boiler Boiler Temperature C Press UP go to next page ...

Page 58: ...merican Coffee Espresso Macchiato Ristretto Espresso Mild Espresso Intenso Energy Coffee Cafe Au Lait 2 Error counters default values 0 2 1 Errors log Error code Error index Error text 2 2 Errors reset 3 Water counters default values 0 3 1 Descaling cycle Liters since last Excess liters since last Liters last descale Excess liters last descale Number of execution 3 2 Brewing unit cleaning Number o...

Page 59: ...a total of 7 errors Error text is the text description of the type of error that occurred in the system For example Grinder blocked The cancellation of the error list by Errors reset as it deletes all information relating thereto also prevents access to the menu under Errors log List of possible errors of out of service Grinder blocked E01 occurs if the grinder is to have the mills blocked In this...

Page 60: ...is not correctly detect the signal of the en coder 3 Water counters Water counters shows water consumption in liters following delivery of products the desca ling cycle the cleaning cycle the activation group and filter The submenu Descaling cycle has the following items Liters since last represents the total number of gallons of water consumed since the last descaling cycle It is reset after the ...

Page 61: ...f liters of water consumed during the execution of milk products milk or mixed part 4 Grinding auto dose The submenu Grinding timer indicates for each flavor Dose 1 Dose 6 the grinding time in msecs These values evolve over time depending on the technique of autodose The submenu Encoding strength indicates the multiplicative constants used to calculate the expected volume of each flavor multiplica...

Page 62: ...ce Center Quick Start Guide Press the icon to view the document To open the attached document is necessary to save the service manual on your PC Saeco Service Center SSC is a tool with which you can re program the machine and check the diagnostic of the same You can download the software from the following link http logsave logtronics com SSC2 publish htm In support of this tool it is essential to...

Page 63: ...GRAN BARISTO CHAPTER 6 RERVICING AND MAINTENANCE ...

Page 64: ...ction test Steam out before shipping out if temperature is below 0 to prevent any demaged due to frozenwater No need for those families Minuto family all platform Incanto family new Pico Baristo Gran Baristo Intelia V2 Philips 2000 2100 Incanto Executive Moltio family all platform Please also check for GDA_113455 Provide precise IRIS code according dedicated code table for Coffee products The loca...

Page 65: ...g the brewing unit with suitable grease Externalcleaning Safety check Earth leakage Isolation test resistor of earth wire grounding as requested in certain country s VDE ISO visueel Check the mains cord for damages Packing 18 Packing Checkcompleteness accessories accordingincomelog 19 Neatly pack the product Documentation NFF letter Descaling instruction with changed procedure S C Otherinstruction...

Page 66: ...GRAN BARISTO CHAPTER 7 DISASSEMBLY ...

Page 67: ...rew shown Unscrew the screw shown Remove the left right and posterior panels 7 1 Outer Shell in Gran Baristo and GranBaristo V2 CAUTION Every time that it s necessary to access inside the machine after removing of the two lat eral panel the capacitive keyboard must be fixed on the appliance side with paper adhesive tape as shown in the image This action serves to avoid damaging the electrical conn...

Page 68: ...he reed sensor Lateral panels Gran Baristo V2 Remove the water container door Remove the cup warning lid making sure to rise it near the hooks highlighted Unscrew the screws shown and remove the lateral panels Remove the rubber plugs and unscrew the screws shown Press the parts highlighted and lift the top cover Top cover ...

Page 69: ...hted Unscrew the screws indicated and remove the cover Unscrew the screws indicated Unscrew the screws indicated To remove the cover slide downwards and after to the right to release the anchors see images In the reassembling make sure the spring is repositioned correctly see photo Remove the high lighted frame Lift the pin with a screwdriver and remove it through the top of the door ...

Page 70: ...he top support of the appliance press on the grinding ad justment spindle A and turn the support anticlockwise until it unhooks Turn the grinder blades anticlockwise out of the support Turn the grinder blades clock wise out of the support The bayonet connections can be accessed from the rear For a standard adjustment both markings must be aligned Remove the cover A B Remove the dispenser remove th...

Page 71: ...o increase the particle size of the coffee and anticlockwise to decrease it If there are any remains of coffee powder between the two grinding blades it is recommended to tighten by max two marks at a time Lastly move the point yellow A on the adjustment knob to the center of the adjustment C A 7 6 Solenoid valve and assembly drain valve Loosen the screws holding the solenoid valve to the upper pl...

Page 72: ...cal idraulics connections Piston assembly Loosen the screws highlighted and dis connect the silicone tube Loosen the screws highlighted and slide out the fork as illustrated Loosen the screws high lighted and remove the thermostats unplugging from the electrical con nections CAUTION Do not unscrew the screws highlighted for no reason ...

Page 73: ...ve the pump extension 7 11 Flow meter 7 12 Gearmotor and microswitch present brew unit Lift the flow meter out of the casing assembly and remove the electrical and water circuit connections Loosen the screws unlock the pin and remove the system of levers In the reassembling make sure the spring is repositioned correctly see photo ...

Page 74: ... the motor A complete with transmission shaft Gear box encoder board E Drip tray sensor reed F Replace the gear B making sure that the imprint of the arrows are aligned When replacing the motor and the transmission shaft make sure the guide runners L are in the right position Grease the shaft thoroughly and evenly Microswitch present brew unit A C B D Loosen the screws highlighted and remove the g...

Page 75: ...the card off the support and disconnect the electrical connections Unscrew the screw shown Remove the left right and posterior panels KYB interface and display CPU board Remove the cover Disconnect all electrical and water circuit connections and remove the top cover Remove the reed sensor Top cover Unscrew the screws shown Unscrew the screw shown Disconnect the electrical connections Remove the e...

Page 76: ...t the electrical connections and remove the bluetooth board Use a suitable pair of pliers to remove the clamp as illustrated Tighten the clamp as illustrated 1 Boiler connection 2 Other connections 7 15 Fitting and removing Oetiker clamps 7 14 Bluetooth board in Granbaristo Avanti 1 2 1 2 ...

Page 77: ...GRAN BARISTO CHAPTER 8 NOTES ...

Page 78: ...GRAN BARISTO 08 NOTES 1 1 ...

Page 79: ...GRAN BARISTO CHAPTER 9 WATER CIRCUIT DIAGRAM ...

Page 80: ...io acqua 2 way Solenoid valve Elettrovalvola a due vie Water drain Scarico acqua Water drain Scarico acqua Boiler pin Perno caldaia Brew unit Gruppo caffè Pump Pompa Steam pipe Tubo vapore B o i l e r C a l d a i a Piston assem bly group Assim e Gruppo pistone Coffee dispenser Erogatore caffè ...

Page 81: ...GRAN BARISTO CHAPTER 10 ELECTRICAL DIAGRAM ...

Page 82: ...GRAN BARISTO 10 ELECTRICAL DIAGRAM 1 2 Gran Baristo Avanti ...

Page 83: ...GRAN BARISTO 10 ELECTRICAL DIAGRAM 2 2 Gran Baristo ...

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