LAVAZZA blue LB 1200 USA CLASSY PRO 120V Maintenance Manual Download Page 49

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Technical support maintenance manual

Rel. 0.00 / February 2020

Figure B

: unscrew the two indi-

cated screws in the machine base.

Figure C

: hold the display and

push it upward to release the side
fastening teeth (

Figure D

: pry with a screwdriver

at the point indicated (one per
side) to pull out the user interface
assembly.

Summary of Contents for blue LB 1200 USA CLASSY PRO 120V

Page 1: ...LB 1200 USA CLASSY PRO 120V TECHNICAL SUPPORT MAINTENANCE MANUAL ...

Page 2: ...18000248 Rel 0 00 Edition 02 2020 Copyright LAVAZZA S p A To request technical support contact TECHNICAL SERVICE LAVAZZA sending an e mail to technicalservice lavazza com phoning n 39 011 2398429 or consulting the website https ts lavazza com ...

Page 3: ...MENU 8 7 2 1 1 Recipes 9 7 2 1 2 Care 9 7 2 1 3 Settings 9 7 2 1 4 TECHNICAL MENU 10 7 2 1 5 Power off 10 7 2 2 TECHNICAL MENU 10 7 2 2 1 Recipes 11 7 2 2 2 Care 11 7 2 2 3 Settings 13 7 2 2 4 Statistics 14 7 2 2 5 Communication 14 7 2 2 6 Service 15 7 2 2 7 Credit 19 7 2 2 8 User menu 20 8 ROUTINE MAINTENANCE 21 8 1 DESCALING 21 8 2 CLEANING 21 9 RECOMMENDED TOOLS FOR DISASSEMBLY AND ASSEMBLY OPE...

Page 4: ...SULE DRAWER SENSOR 37 12 12 REMOVING THE INTERFACE BOARD 37 12 13 REMOVING THE POWER CABLE CONNECTOR 38 12 14 EXTRACTING THE DISPENSING UNIT 38 12 14 1 Disassembling the dispensing unit 39 12 15 EXTRACTING THE USER INTERFACE 44 12 16 EXTRACTING THE CPU BOARD 47 13 DIAGRAMS 48 13 1 WIRING DIAGRAM 48 13 2 HYDRAULIC DIAGRAM 49 CONTENTS ...

Page 5: ...ervice website 1 1 2 MESSAGES USED Attention ATTENTION messages indicate even high risk dan ger for the technician The operations described after this message must be carried out with the ut most attention and in maximum safety using per sonal protective equipment Warning WARNING messages are displayed before proce dures which could cause damage to the machine if not complied with Environment ENVI...

Page 6: ...e tampered with It is prohibited to use the machine in the vicinity of flammable and or explosive substances and or in a fire risk atmosphere use non original spare parts make any type of technical modifications of the ma chine not included in the standard diagnostic and re pair procedures Incaseoffire usecarbondioxide CO2 fireextinguishers Do not use water or powder extinguishers If you must perf...

Page 7: ...12 19 EU and the relevant national implementations The symbol of the crossed out wheeled bin applied to the appliance and or packaging indicates that at the end of its useful life the product must not be treated as household waste It must rather be collected separately from other waste and handed over to a separate waste collection facility existing on the national territory specific for electric ...

Page 8: ... 1 in 410 mm Width 7 9 in 200 mm Height 13 7 in 350 mm Weight 14 7 lb 6 7 kg 5 1 3 TECHNICAL FEATURES Power supply voltage 120 V Power supply frequency 60 Hz Installed power 1450 W Water tank capacity 60 8 US fl oz 1 8 L Boiler type THERMOBLOCK Water presence check Through the CAPACITIVE SENSOR Used capsules container capacity 15 Absorption in Stand by 0 5 W Dosage Programmable doses 5 2 MACHINE C...

Page 9: ...g lever 5 User interface 6 Milk tube 7 Dispensing spout 8 Used capsule drawer 9 Cup support grid 10 Drip tray 11 Drip tray float 5 2 2 INTERNAL COMPONENTS 1 2 3 4 6 5 1 Dispensing unit 2 3 way solenoid valve 3 Ceramic valve 4 Y valve 5 Electronic board 6 Thermoblock 7 8 9 7 Steam discharge unit 8 Pump 9 Mechanical filter 1 4 3 2 5 6 9 10 8 11 7 ...

Page 10: ...nded to install the machine on a flat horizontal and stable surface away from water flames and sources of heat The cho sen area must be sufficiently lit ventilated hygienic non corrosive and or non explosive Furthermore the socket must be easily reached by the power cable The following recommendations apply for the appliance to work properly minimum and maximum room temperature 41 F 5 C 104 F 40 C...

Page 11: ...ollow the instructions provided in the Installation Manual supplied with the machine 7 PROGRAMMING 7 1 DOSES ESPRESSO LUNGO and COFFEE 8 OZ Adjust the dose as follows insert a capsule Lavazza BLUE or EXPERT in the rel evant compartment close the capsule loading lever press and hold one of the buttons dispensing coffee for at least 5 seconds The selected button flashes and the machine enters the pr...

Page 12: ...TECHNICAL MENU each distinguished by different functions To access each level the MULTIFUNCTION button must be pressed for at least 5 seconds You automatically enter the USER MENU Use the scroll arrows to navigate within the menu of the unit and move from one function to the other Press the MULTIFUNCTION button to confirm the se lected option The BACK function in the sub menus allows you to return...

Page 13: ... beverage Insert one end of the milk tube into the hole on the drip grid Place a large container under the dispensing spout and press the MULTIFUNCTION key The unit starts rinsing At the end the procedure is finished B BREW UNIT RINSING Start washing the dispenser Assembly Press the MULTIFUNCTION button to confirm Water leaks from the Assembly C CLEAN MILK SPOUT Start washing the milk tube Place n...

Page 14: ...FUNCTION button to manually move the unit in Stand by mode i e before the set time has elapsed 7 2 2 TECHNICAL MENU To access select Technical Menu inside the user menu and confirm with the MULTIFUNCTION button The unit requires inputing a password default is 1111 Below are the functions sub menu and available pa rameters Functions Sub menu Parameters Recipes Espresso temp Low Medium High Product ...

Page 15: ...Parameter allows you to adjust three temp levels for the espresso Low Medium High Note By factory default the unit is set to the High value Product volume in OZ This parameter allows the setting of the dose of each drink min 0 6 oz 20 ml up to max 8 oz 240 ml ESPRESSO LUNGO COFFEE 8 OZ MACCHIATO CAPPUCCINO LATTE User temperature Enabling sub menu Espresso temp Recipes func tion in the USER MENU If...

Page 16: ...ng the milk module Warning The FROTHER RINSING must be carried out after each preparation of a milk based beverage Insert one end of the milk tube into the hole on the drip grid Place a large container under the dispensing spout and press the MULTIFUNCTION key The unit starts rinsing At the end the procedure is finished B BREW UNIT RINSING Start washing the dispensing Unit Press the MULTIFUNCTION ...

Page 17: ...e display language of display messages English French Spanish Reset user param This function eliminates all changes made by the user RESET ALL USER PARAMETERS Reset successful Please press key Reset recipes Elimination of dose programming carried out by the user RESET ALL RECIPES Reset successful Please press key Factory reset Restore factory settings FACTORY RESET Reset successful Please press ke...

Page 18: ...Coffee 8 oz 0 Macchiato 0 Cappuccino 0 Latte 0 Total 0 Please press key Press the MULTIFUNCTION button to return to the sub menu Reset partial The Partial reset function clears all partial statistics inside the unit Total Reading the total statistics of the products dispensed TOTAL STATISTICS PRODUCTS Espresso 3 Lungo 5 Coffee 8 oz 4 Macchiato 0 Cappuccino 2 Latte 1 Total 15 Please press key Press...

Page 19: ... Lever CLOSE The Flow sensor indicates the pulses of the volumet ric metering device The Water sensor indicates the presence of water in the water tank The Tray sensor indicates the presence or absence of a capsule tray The Lever sensor indicates the opening or closing of the capsule loading lever Screen 3 9 Screen 3 displays the values of the analogue inputs INPUTS 2 3 9 3V xxx 5V xxx 22V xxx NTC...

Page 20: ...Unused Air in the white and red tube InitTB Without pressure Free TB Valve Turning the circle Screen 5 9 Test operation of the pump PUMP 5 9 K1 Pump OFF K4 5 Flow 0 ml min The test is divided into three phases Step 1 OFF K1 PUMP OFF K4 5 FLOW 0ml min quantity of water By pressing the button ESPRESSO T1 Phase 2 is activated Step 2 Dispensing phase K1 PUMP ON Phase K4 5 Ang 0 6000 us FLOW 0 300 ml m...

Page 21: ...creen 8 9 Picture 8 shows the settings of the electronic board SETTINGS 8 9 Cfg 1 4 xxx Board xxx Voltage xxx Parameter R 1 4 indicates the resistors installed on the unit Parameter Board indicates the model of the board Parameter Voltage indicates the voltage of the board Screen 9 9 Screen 9 displays the end of the test EXIT 9 9 EXIT WITH POWER KEY Press the MULTIFUNCTION button to return to the ...

Page 22: ...artment LED CUP LED 5 14 On Off The unit powers on and off alternately the LED of the dispensing tray to test its correct functioning Screens from 6 to 10 14 The screens from 6 to 10 are screenshots of different colours red green blue black and white which allow the verification of the defective pixels Note Use the scroll arrows to pass from one screen shot to another Screen 11 14 Screen 11 shows ...

Page 23: ...a phone number as a technical assistance contact B DISPLAY PHONE Enable or disable the display of the technical assistance number during the error reports C RESET Elimination of the technical assistance phone number List of errors List of last 7 errors reported by the unit User errors Enable the Service function and related entry List of errors in the USER MENU If the parameter is not enabled the ...

Page 24: ...he credit threshold alarm screen Note It is possible to set the threshold credits from a MINIMUM of 1 to a MAXIMUM of 100 credits C BEVERAGE COST Defining the number of credits required for dispensing a beverage Note It is possible to set the cost of the drink from a MINI MUM of 1 to a MAXIMUM of 10 credits The change applies to all drinks Display alarm Enabling the viewing of credit statistics wh...

Page 25: ...rupted j pull out the used drip tray capsule tray empty it and re insert it in the unit k remove the tank rinse it well and fill it with cold drinking water put it back in place and place a con tainer underneath the dispenser spout l check that the milk tube is always inserted in the hole located on the drip grid m press the MULTI FUNCTION KEY to start rinsing the machine will pause several times ...

Page 26: ...hine is used intensively perform the cleaning operations more frequently Note Do not leave water in the circuit and tank for more than 3 days If this should occur empty rinse and refill the tank with fresh water Then run a dispens ing cycle with no capsule before dispensing bev erages ...

Page 27: ... manual Rel 0 00 February 2020 23 9 RECOMMENDED TOOLS FOR DISASSEMBLY AND ASSEMBLY OPERATIONS A T6 Torx Screwdriver B T10 Torx Screwdriver C T20 Torx Screwdriver D Flat headed screwdriver 0 5x3 E Long nose pliers F Standard pliers ...

Page 28: ...ts the machine must be turned over in order to disassem ble the body and to remove the internal components Therefore place the device in an accessible position to operate with ease Note To reassemble the various components perform the operations provided in the following paragraphs in the opposite order 10 1 DISCONNECTING ELECTRIC WIRINGS This paragraph describes all the types of disconnection of ...

Page 29: ...gure A remove the type of hy draulic pipe shown in the figure by pulling the pipe outwards to dis connect it from the fitting Warning Do not use screwdrivers or oth er tools which could damage the pipes and fittings Figure B disconnect this type of hydraulic pipe by removing the clip 1 using long nose pliers and disconnecting the pipe 2 by pull ing it outwards Note Hydraulic pipe passages must not...

Page 30: ...Technical support maintenance manual Rel 0 00 February 2020 26 Note Recover the gaskets 3 and in sert them in the pipes as shown in figure C Replace the gaskets if worn C 3 ...

Page 31: ...HE DRIP TRAY USED CAPSULE DRAWER AND WATER TANK Figure A after having removed the power cable from the socket remove the DRIP TRAY USED CAPSULE TRAY Figure B pull the WATER TANK ASSY upwards to extract it from its seat 11 3 DISASSEMBLING THE SIDE PANELS Attention Remove the power cable from the housing provided in the base Figure A remove the four indicat ed screws found in the base B A A B A ...

Page 32: ... extract the side panels by applying upward force 11 4 REMOVING THE TOP COVER Figure A use a flathead screw driver to lift and release the clips on the top cover three per side and one at the front D Figure B open the capsule load ing lever and extract the top cover B A B ...

Page 33: ...ssed after having removed the body parts 12 1 DISASSEMBLING THE PUMP Warning Wait for the boiler to cool off before performing these operations DANGER OF BURNS Figure A unscrew the indicated screw and remove the pump sup port 1 B Figure B disconnect the up per water connection by pulling out the clip remove the thermal protector 2 and remove the two electrical wires E Warning Take care not to tear...

Page 34: ...om water connection Then extract the component 12 2 DISMANTLING THE STEAM DISCHARGE UNIT Figure A remove the water con nection and the two screws indi cated B 12 3 REMOVING THE CERAMIC VALVE Figure A remove the two cables highlighted by the CPU BOARD separating them from associated materials paying attention not to damage them C A A ...

Page 35: ... attention to the position of the tubes during reassembly Figure C lift the indicated tab and pull out the ceramic valve 1 12 4 DISMANTLING THE WATER LEVEL CAPACITIVE SENSOR Figure A disconnect the wiring from the CPU BOARD by lifting the indicated fixing tab and take out the optical sensor taking care to gently pull out the electrical connection B C 1 A ...

Page 36: ... indicated and disconnect the two water lines B E Figure B remove the solenoid valve from the unit and separate it from the support 1 pressing the lever 2 outward Figure C disconnect the ground ing cable from the solenoid valve and its wiring Warning Take note of the positioning of the wirings before disconnecting them A B 1 2 C ...

Page 37: ...ust be replaced with the TEFLON PIPES as shown in figure D 12 6 DISMANTLING THE THERMOBLOCK Warning Wait for the boiler to cool off before performing these operations DANGER OF BURNS Figure A remove the two water connections indicated and the wiring highlighted by the CPU BOARD F Figure B remove the indicated screw and pull out the grounding connections C D A B ...

Page 38: ...igure A disconnect the water connections and unscrew the screw F B Pull out the Y valve 1 12 8 REMOVING THE FLOWMETER Figure A in the base of the ma chine press down on the indicat ed interlocking lever and slightly extract the volumetric meter 1 Disconnect the electrical wiring and the two water connections Then extract the flowmeter C A 1 A 1 ...

Page 39: ...er tank inlet valve 2 as shown in Figure B The second connection with the mechanical filter 3 can instead be removed from the flowmeter 12 9 EXTRACTING THE MECHANICAL FILTER Figure A disconnect the water connection shown Figure B pull out the water con nection for connection to the pump lift the filter 1 from its place and remove it B 2 3 A B 1 ...

Page 40: ...K INLET VALVE Figure A disconnect the water hose connected to the flowmeter and unscrew the two indicated screws B Warning The water connection to the flowmeter must be removed from the water tank inlet valve as shown in Figure B Warning If worn replace the gasket high lighted in Figure C A B C ...

Page 41: ... DRAWER SENSOR Figure A disconnect the indicat ed electrical wiring from the CPU BOARD Figure B unscrew the screw in the machine base and extract the sensor 1 B 12 12 REMOVING THE INTERFACE BOARD Figure A in the machine base remove the electrical connection and the indicated screw B A B 1 A ...

Page 42: ...ter side Figure B lift the indicated tabs two on one side of the unit one on the other and pull out the con nector 1 D 12 14 EXTRACTING THE DISPENSING UNIT Warning Wait for the boiler to cool off before performing these operations DANGER OF BURNS Figure A disconnect the indicat ed electrical connection from the CPU BOARD Extract the wires from their rela tive constraints taking care not to damage ...

Page 43: ...ORK E 16 44 Figure C unscrew the four fas tening screws of the Unit two per side B Lift the capsule loading lever and extract the Dispensing unit 12 14 1 DISASSEMBLING THE DISPENSING UNIT 1 Figure A with the capsule loading lever raised pull on the two hold ing tabs on the left side L of the Unit and extract the cover of the micro 1 B C A ...

Page 44: ...ual Rel 0 00 February 2020 40 2 3 Figure B Extract the micro 2 and actuator 3 4 Figure C unscrew the two high lighted screws and extract the dis pensing spout 4 B 5 Figure D unscrew the indicated screw and remove the ejector 5 B B C D ...

Page 45: ...g its particular shape 6 7 Figure F with the capsule loading lever half lowered pull the slide 6 outward and lift it Extract the capsule frame 7 Figure G unscrew the four screws on the left hand slide A Extract the slide Attention During re assembly ensure the lateral slides are properly re inserted into the Unit one is marked by the let ter L left and the other by the letter R right E F G ...

Page 46: ... clockwise movement Repeat the steps described in Figures G H for the right hand slide 9 Figure I in the Unit base extract the indicated clip and pull out the dispensing hose fitting 9 E Warning If worn replace the O ring in the housing of the dispensing hose fitting 10 Figure L unscrew the indicated screws two per side and extract the lever spacers 10 B H I L ...

Page 47: ...psule loading lever Note To replace the lever the three screws in the base must be un screwed C 11 Figure N at the same time as the extraction of the lever spacers also remove the piercer assembly 11 12 Figure O unscrew the two screws securing the infusion cup 12 and extract it B M N O ...

Page 48: ...ted in its housing D 13 Figure Q extract the coffee outlet gasket 13 to clean or replace it if necessary 12 15 EXTRACTING THE USER INTERFACE Attention To remove the user interface the Dispensing unit must first be extracted chap 12 14 Figure A disconnect the indi cated electrical connection from the CPU BOARD and extract the wires from their constraints taking care not to damage them E P Q A ...

Page 49: ...Figure B unscrew the two indi cated screws in the machine base B Figure C hold the display and push it upward to release the side fastening teeth 1 Figure D pry with a screwdriver at the point indicated one per side to pull out the user interface assembly D B C 1 D ...

Page 50: ...gure F in the lower part of the user interface pull the two indi cated side tabs and pull the milk module 3 downward to extract it Figure G remove the two screws indicated and remove the coffee outlet support 4 B Figure H unscrew the four screws indicated and remove the user in terface B E 2 F 3 G 4 H ...

Page 51: ...isconnect the two marked connectors and separate the display from the user interface B D 12 16 EXTRACTING THE CPU BOARD Figure A disconnect all the wires present unscrew the indicated screw and push upward on the BOARD to extract it B Warning Take note of the positioning of thewiringsbeforedisconnecting them I A ...

Page 52: ...moblock 10 Water level capacitive sensor 2 Thermoblock thermal fuse 11 Capsule drawer sensor 3 Thermoblock temperature probe 12 Capsule loading lever micro 4 Power cable connector 13 Micro ceramic valve step 5 Pump 14 Micro ceramic valve zero 6 Pump thermal protector 15 CPU board 7 3 way solenoid valve 16 Interface board 8 Ceramic valve 17 User interface 9 NANO flowmeter 18 Dispensing tray LED 1 3...

Page 53: ...RAULIC DIAGRAM NTC 1 1 3 3 2 2 Key Machine components 1 Tank 2 NANO flowmeter 3 Mechanical filter 4 Pump 5 Thermoblock 6 Y valve 7 3 way solenoid valve 8 Ceramic valve 9 Steam discharge unit 10 Milk module 11 Drip tray 12 Dispensing unit 1 2 3 4 5 6 7 8 9 10 11 12 Air Milk ...

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LAVAZZA blue LB 1200 USA CLASSY PRO 120V, Maintenance Manual

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