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Summary of Contents for LAVAZZA LB 2800
- Page 1 LB 2800 - LB 2810 MAINTENANCE MANUAL FOR TECHNICAL ASSISTANCE 10066574 / R . 0.00 / M 2009 ANUAL CODE ARCH...
- Page 2 LB 2800 Machine code 10080022 LB 2810 Machine code 10080005 Manual code 10066574 Rel. 0.00 Edition 03/2009 © Copyright LAVAZZA S.p.A. Tel . 0039.0 11. 23 98429 Fax 0039.011.23980466 technicalservice@lavazza.it...
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Page 3: Table Of Contents
Maintenance manual for technical assistance - LB 2800 - LB 2810 Table of contents GENERAL INFORMATION ....... 1 1.1. - Page 4 Maintenance manual for technical assistance - LB 2800 - LB 2810 INSTALLATION ........9 3.1.
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Page 5: General Information
Maintenance manual for technical assistance - LB 2800 - LB 2810 1. GENERAL INFORMATION The manufacturer is not responsible for damage deri- ved from the failure to follow this rule. 1.1. Designated personnel 1.2.3. Preservation The machine may be operated only by a qualified... -
Page 6: Machine Composition
Maintenance manual for technical assistance - LB 2800 - LB 2810 1.2.5. Machine composition Note: if not expressly indicated in the text, the position numbers of the machine parts are referred to this figure. 1 Push button panel 2 Hot water dispensing push button... -
Page 7: Internal Components
Maintenance manual for technical assistance - LB 2800 - LB 2810 1.2.6. Internal components 1 Boiler 2 Electronic control unit 3 Volumetric dosing device 4 Boiler pressure gauge 5 Dispensing assembly 6 Drain tub 7 Internal motor pump 8 Cold water mixing tap... -
Page 8: Main Components
Maintenance manual for technical assistance - LB 2800 - LB 2810 1.2.7. Main components - from the exchanger (3) the water is carried to the group duct (1) for delivery; 1.2.7.1. Boiler - the pump allows the increase of the pressure of the The boiler is made of steel (A), to which is assembled water flow up to 8-9 bar for delivery. -
Page 9: Automatic Water Entry (A.e.a)
Maintenance manual for technical assistance - LB 2800 - LB 2810 1.2.7.3. Automatic Water Entry (A.E.A) 1.2.7.4. Volumetric dosing device The Automatic Water Entry system is for checking the The volumetric dosing device installed on the EVD boiler level. electronic machines serves the purpose of measuring... -
Page 10: Pumping System
Maintenance manual for technical assistance - LB 2800 - LB 2810 1.2.7.6. Pumping system Expansion - non-return valve This is a component that feeds the machine, raising the This is a valve consisting of an expansion valve and a water pressure to 8-9 bar for delivery of the coffee and non-return valve. -
Page 11: Machine Identification Data
Maintenance manual for technical assistance - LB 2800 - LB 2810 2. GENERAL SAFETY RULES 1.2.8. Machine identification data In the plate the following identification data of the machine are indicated: Attention - Manufacturer; Read the entire manual carefully and the follo- - machine name;... -
Page 12: Stop Functions
Maintenance manual for technical assistance - LB 2800 - LB 2810 2.1. Stop functions Do not work on the machine when it is sup- To stop the machine turn the main switch to “0” (OFF). plied with electrical power Before carrying out any maintenance or repair work on the machine you must turn it off by means of the main 2.2. -
Page 13: Installation
Maintenance manual for technical assistance - LB 2800 - LB 2810 3. INSTALLATION Attention Any operation taken by the technician on the 3.1. Unpacking electronics of the machine when the machine is Open the packaging, taking care not to damage the powered, automatically invalidates any guaran- machine. -
Page 14: Machine Positioning
Maintenance manual for technical assistance - LB 2800 - LB 2810 For the correct operation of the machine, the following advice is given: - environmental temperature: 10°C ÷ 25°C; - maximum humidity: 65%; - the area must be ready for the installation of the machine;... -
Page 15: Water Connection
Maintenance manual for technical assistance - LB 2800 - LB 2810 Warning Note For a correct ergonomic use of the machine, place Insert a tap (8) and a non-return valve (9)on the it on a working surface not lower than one meter water mains supply so that it will be possible to cut from the floor. -
Page 16: Electric Connection
Maintenance manual for technical assistance - LB 2800 - LB 2810 3.6. Turning the machine on Note Turn the machine on using the main switch (1). All the machines are equipped with automatic Before using the machine, wait for a short time (about water fi lling, and there is an automatic time control 10 min.) until the gauge (2) indicates the correct wor-... -
Page 17: Handling And Storage
Maintenance manual for technical assistance - LB 2800 - LB 2810 4. HANDLING AND STORAGE 5. ACCESSORIES INCLUDED 4.1. Handling • Instruction booklet for machine use. During handling and transport, the machine must remain in a vertical position according to the directions •... -
Page 18: Instructions For End Of Life Treatment
Maintenance manual for technical assistance - LB 2800 - LB 2810 7. PROGRAMMING To make the machine unusable, remove the power cord. Deliver the unserviceable machine to an appropriate 7.1. Programming coffee servings collection centre. Place the programming lever (1), located under the boiler... -
Page 19: Programming Cappuccino Doses
Maintenance manual for technical assistance - LB 2800 - LB 2810 7.2. Programming cappuccino doses Attention Place programming Programming must be performed by technical lever (1), located under the boiler cover of the machine, staff. in the ON position. Use caution when accessing the interior of the... -
Page 20: Programming The Coffee-Cappuccino Sequence
Maintenance manual for technical assistance - LB 2800 - LB 2810 To decide which of the three options to use, proceed Note as follows: It is possible to adjust the temperature of the outlet water by means of - Turn the machine off by moving the the mixer tap located switch to position 0;... -
Page 21: Programming Boiler Temperature
Maintenance manual for technical assistance - LB 2800 - LB 2810 7.6. Programming of boiler temperature Attention To adjust the temperature of the boiler outlet water, proceed as follows: Programming must be performed by technical staff. - turn the machine off by moving the Use caution when accessing the interior of the switch to position 0;... -
Page 22: Preparation Of Hot Beverages
Maintenance manual for technical assistance - LB 2800 - LB 2810 7.8. Preparation of hot beverages Dispensing hot water Place the jug under the hot water nozzle (B). Press the hot water delivery key (A). Upon reaching the established amount of water, dispensing stops immediately. - Page 23 Maintenance manual for technical assistance - LB 2800 - LB 2810 Table of temperatures with and without reductions (temperatures measured in a pre-heated cup) Milk temperature Without use of With white adaptor With red adaptor adaptor Ø 1,9 mm Ø 1,8 mm Temperature ambient 16 °C...
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Page 24: Problems, Causes And Solutions
Maintenance manual for technical assistance - LB 2800 - LB 2810 8. PROBLEMS, CAUSES AND SOLUTIONS Below is a list of possible problems with machine function. PROBLEM CAUSE SOLUTION 1) The machine main switch is in 1) Place the machine switch in the “0”... - Page 25 Maintenance manual for technical assistance - LB 2800 - LB 2810 PROBLEM CAUSE SOLUTION 1) The control unit fuse is bur- 1) Replace the main fuse (125 ned out SHUTDOWN OF THE ELECTRONIC 2) The volumetric dosing device SYSTEM 2) Check the connection of the...
- Page 26 Maintenance manual for technical assistance - LB 2800 - LB 2810 PROBLEM CAUSE SOLUTION 1) Replace the electrical heating element 2) Check for any defective con- nections 3) Clean the machine 1) The electrical heating element 4) Reset the heating element...
- Page 27 Maintenance manual for technical assistance - LB 2800 - LB 2810 PROBLEM CAUSE SOLUTION 1) The diameter of the injector is 1) Replace the injector with one too large of a smaller diameter COFFEE DISPENSED TOO QUICKLY 2) The boiler temperature is too...
- Page 28 Maintenance manual for technical assistance - LB 2800 - LB 2810 PROBLEM CAUSE SOLUTION 1) The connection of the volu- metric dosing device is defec- 1) Check for proper connection tive of the volumetric dosing devi- ce connector 2) The connection of the electro-...
- Page 29 Maintenance manual for technical assistance - LB 2800 - LB 2810 PROBLEM CAUSE SOLUTION 1) Check that there is water in 1) No water mains the mains 2) Group solenoid valve is 2) Replace the group solenoid defective valve 3) The pump is jammed...
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Page 30: Checks And Maintenance
Maintenance manual for technical assistance - LB 2800 - LB 2810 9. CHECKS AND MAINTENANCE To ensure perfect safety and efficiency of the appliance over time, it is necessary to carry out routine, preventive and special maintenance. In particular, it is advisable to carry out an overall check of the machine at least once a year. -
Page 31: Replacement Of The Perforator
Maintenance manual for technical assistance - LB 2800 - LB 2810 Yearly checks Check correct operation of the drain - non-return valve as follows: NON-RETURN DRAIN VALVE - activate the dispenser group for about 30 seconds; - attach a filter holder (1) with pressure gauge (available on request) to the group;... -
Page 32: Cleaning
Maintenance manual for technical assistance - LB 2800 - LB 2810 10. CLEANING For perfect cleaning and efficiency of the appliance, several simple cleaning operations are necessary on the fun- ctional parts and accessories as well as the body panels. The indications given here are applicable for normal use of the coffee machine. - Page 33 Maintenance manual for technical assistance - LB 2800 - LB 2810 Body Clean the panels of the body with a cloth dampened in lukewarm water. Do not use abrasive detergents which may scratch the surface of the body. Weekly cleaning...
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Page 34: Wiring Diagram
Maintenance manual for technical assistance - LB 2800 - LB 2810 11. WIRING DIAGRAM (CAL) Boiler (CCP) Push button panel connection cable (CN9) Group connector (CPR) Programming key (CV) Volumetric counter (EVG) Group solenoid valve (EVC) Boiler filling solenoid valve... -
Page 35: Hydraulic Diagram
Maintenance manual for technical assistance - LB 2800 - LB 2810 12. HYDRAULIC DIAGRAM Dispensing hot water Cappuccinatore Dispensing coffee 01) Water inlet filter 14) Group solenoid valve 02) Built-in motor pump 15) Automatic Water Entry solenoid valve 03) Pump pressure adjustment...
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