Wega ALE Series User manual

WEGA MACCHINE PER CAFFÈ S.r.l.
Via Condotti Bardini, 1 - 31058 SUSEGANA (TV) - ITALY - Tel. [phone] - Fax [phone] - www.wega.it - [e-mail]
2006/42/CE Machinery Directive
ALE
EMA
EPU
EVD
DISPLAY
ESPRESSO COFFEE MACHINE
Use and maintenance manual. TECHNICIANS instructions. EN

IMPORTANT: Read carefully before use - Store for future reference
Content rights The partial reproduction and dissemination of the contents in this document without the prior written consent
of the Manufacturer is forbidden. The Company logo is owned by the Manufacturer of the Machine.
Responsibility We are constantly striving to improve the accuracy of the information published in each Manual, but there
may be some inaccuracies. We assume no responsibility for any errors or omissions, or for damages resulting from the use of
this document.

ESPRESSO COFFEE MACHINE
Use and maintenance manual. TECHNICIANS instructions.
English
Summary
1. INTRODUCTION.................................................................4
1.1 Guidelines for reading the Manual........................................ 4
1.2 Storing the Manual ............................................................... 4
1.3 Method for updating the Instruction Manual........................ 5
1.4 Recipients ............................................................................. 5
1.5 Glossary and Pictograms....................................................... 5
1.6 Guarantee ............................................................................. 6
1.7 Customer service................................................................... 6
2. IDENTIFICATION OFTHE MACHINE...........................................7
2.1 Make and model designation................................................ 7
2.2 General description............................................................... 7
2.3 Intended use......................................................................... 7
2.4 Machine description ............................................................. 8
2.5 Internal components............................................................. 9
2.6 Data and CE marking........................................................... 10
3. TRANSPORT AND HANDLING ................................................18
3.1 Safety precautions .............................................................. 18
3.2 DPI characteristics............................................................... 18
3.3 Weight................................................................................ 18
3.4 Handling the packed machine............................................. 18
3.5 Unpacking the machine ...................................................... 18
4. STORAGE ..............................................................................19
4.1 Overview............................................................................. 19
4.2 Storing the machine after the operation............................. 19
5. INSTALLATION ......................................................................19
5.1 Safety precautions .............................................................. 19
5.2 DPI characteristics............................................................... 20
5.3 Environmental conditions ................................................... 20
5.4 Installation space and operating space ............................... 20
5.5 Support base....................................................................... 20
5.6 Drilling the support base..................................................... 22
5.7 Hydraulic connection .......................................................... 23
5.8 Electrical connection........................................................... 24
5.9 Gas connection (if included)................................................ 25
6. COMMISSIONING..................................................................29
6.1 Safety precautions .............................................................. 29
6.2 External motor pump adjustment....................................... 29
6.3 Filter holder preparation..................................................... 29
6.4 Coee grinding ................................................................... 30
6.5 Cup raising grilles (if included)............................................ 30
6.6 Lighting (if included) .......................................................... 30
6.7 Cup heater (if included)....................................................... 30
6.8 Autosteamer (if included)................................................... 30
6.9 Machine rst startup........................................................... 31
6.10 Turning o the machine...................................................... 32
6.11 Water replacement.............................................................. 32
7. PROGRAMMING....................................................................33
8. MAINTENANCE AND CLEANING.............................................33
8.1 Safety precautions .............................................................. 33
8.2 DPI characteristics............................................................... 33
8.3 Maintenance....................................................................... 34
8.4 Malfunctions and relative solutions .................................... 37
8.5 Cleaning operations............................................................ 40
9. SPARE PARTS........................................................................42
10. DISPLAY INDICATIONS...........................................................42
11. DECOMMISSIONING..............................................................43
12. DISMANTLING ......................................................................43
13. DISPOSAL.............................................................................43
13.1 Information for disposal...................................................... 43
13.2 Environmental information................................................. 43
14. ELECTRICAL DIAGRAMS ........................................................44
14.1 ELECTRICAL connection....................................................... 44
14.2 MACHINE supply.................................................................. 45
14.3 ALE - EMA version ............................................................... 46
14.4 Single-phase VELA EMA version U.L. ................................... 47
14.5 230-400VVELA EMA version ............................................... 48
14.6 EPU version......................................................................... 49
14.7 EVD-DISPLAY version........................................................... 50
15. HYDRAULIC DIAGRAMS.........................................................63
15.1 LEVER GROUP hydraulic diagram ........................................ 63
15.2 EMA - EPU DISPENSING GROUP hydraulic diagram.............. 64
15.3 EVD - DISPLAY DISPENSING GROUP hydraulic diagram........ 65
16. ALPHABETICAL INDEX OF TOPICS ..........................................66

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1. INTRODUCTION
Read this manual carefully. It provides important
information on the safety to the Technician during the
operations indicated in this document.
Keep this Manual in a safe place. If you lose it, you can
ask the Manufacturer for another copy.
The Manufacturer of the equipment cannot be held
responsible for damage caused by failure to oblige to
the requirements listed in this manual.
Before using the machine, read the instructions contained in this
publication and followthe guidelines carefully.Keepthis manual
and all publications attached in an accessible and secure place.
This document assumes that in the locations where
the machine is installed, the relevant safety standards
and work hygiene are observed.
The instructions, drawings and documentation con-
tained in this manual are technical and condential,
the sole property of the Manufacturer, and may not be
reproduced in any way, either in full, or in part.
The Manufacturer reserves the right to make any
improvements and/or modications to the product. We
guarantee that this Manual reects the technical state
of the appliance at the time it is marketed.
We encourage the Qualied Technicians to make any
proposals for improvement of the product or the Manual .
1.1 Guidelines for reading the Manual
The Manual is divided into separate chapters. The
sequence of chapters responds to the temporal logic of
the life of the machine.
Terms, abbreviations and pictograms are used to
facilitate the immediate understanding of the text.
This Manual is constituted by a cover, an index and a
series of chapters. Each chapter is numbered in sequence.
The page number is in the footer.
The nameplate of the machine and the CE Declaration
of Conformity show the machine identication data, the
last page shows the date and revision of the Instructions
Manual.
ABBREVIATIONS
Sect. = Section
Chap. = Chapter
Par. = Paragraph
P. = Page
Fig. = Figure
Tab. = Table
MEASUREMENT UNIT
The measurement units are those provided by the
International System (SI).
PICTOGRAMS
Descriptions preceded by these symbols contain
information/very important requirements, particularly
as regards safety. Failure to comply may result in:
t dangers for the safety of those operating the machine;
t injury, also serious (in some cases even death);
t loss of the guarantee;
t manufacturer's liability waiver.
DANGERsymbolusedincaseofdangerof permanentseriousinjury
that requires hospitalization, or causes death in extreme cases.
CAUTION symbol used in case of risk of minor injury that requires
medical attention.
WARNING symbol used in case of danger of minor injury that can
be treated with rst aid or the like.
NOTE symbol used to provide important information related to
the topic.
1.2 Storing the Manual
The Instructions Manual must be stored carefully.
Storage should be favoured by handling it with care,
with clean hands and not depositing it on dirty surfaces.
The Manual must be stored in an environment protected
from moisture and heat.
Do not remove, torn or arbitrarily modify any of its
parts.
At the request of the QualiedTechnician, the manu-
facturer can provide additional copies of the Instructions
Manual of the machine.

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TECHNICIANS manual
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1.3 Method for updating the Instruction
Manual
The Manufacturer reserves the right to modify and
make improvements to the machine without notifying
it and without updating the Manual already delivered.
Moreover, in case of substantial changes to the al-
ready installed machine involving the modication of
one or more chapters of the Instruction Manual, the
Manufacturer will send the Qualied Technicians the
chapters aected by the changes or the revision of the
entire manual.
It is the Qualied Technicians' responsibility, to re-
place the old document with the new revision.
The manufacturer is responsible for the Italian
descriptions; the translations cannot be fully veried;
therefore, in case of inconsistency, users must pay at-
tention to the Italian version and possibly contact the
Manufacturer, who will make the appropriate changes.
Ifthemanual shouldbecomeillegibleorotherwisehardtoconsult,
the Qualied Technicians is obliged to request a new copy from
the Manufacturer before carrying out any work on the machine.
ItisabsolutelyforbiddentoremoveorrewritepartsoftheManual.
The instructions, drawings and documentation contained in this
manualarecondentialandthesolepropertyoftheManufacturer,
and may not be reproduced in any way, either in full, or in part
without prior authorization.
Qualied Technicians are responsible for the compliance with the
instructions contained in this Manual.
For any incident that should occur as a result of incorrect use of
these recommendations, the Manufacturer declines any liability.
1.4 Recipients
This Manual is intended for the Manufacturer's Quali-
ed Technicians, to whom the following operations per-
taining to the machine are assigned:
t Transport and handling;
t Storage;
t Installation;
t Commissioning;
t Maintenance;
t Cleaning;
t Spare part replacement;
t Emergency operations and faults;
t Decommissioning;
t Dismantling;
t Disposal.
QUALIFICATION OF RECIPIENTS
The machine is intended for professional and not
generalized use, so it can be used by Qualied Techni-
cians, in particular who:
t Have attended the training courses organized by the
Manufacturer relating to the type of machine;
t Have reached the age of majority;
t Are physically and mentally t for using the machine;
t Are able to understand and interpret the Instruction
Manual and the safety requirements;
t Know the safety procedures and their implementa-
tion;
t Possess the ability to use of the machine;
t Understand the procedures of use dened by the
machine manufacturer.
1.5 Glossary and Pictograms
This paragraph lists uncommon terms or terms with
dierent meaning from the ordinary.
Below is an explanation of the abbreviations used and
the meaning of the pictograms to indicate the operator
qualication and the machine status; their use allows to
quickly and uniquely provide the necessary information
for proper use of the machine in safe conditions.
1.5.1 GLOSSARY
User
The person in charge of the periodic maintenance
and cleaning of the machine indicated in the User's
Manual.
Manufacturer's Qualied Technician
A specialist, specially trained and qualied to make
the connection, installation and assembly of the ma-
chine; use special equipment (hoists, forklifts, etc.);
perform routine or unscheduled maintenance which
is particularly complicated or potentially dangerous if
performed by the User.
Qualication of the User or Qualied Technician
Minimum level of skills an operator must have to carry
out the operation described.
Danger
A potential source of injury or damage to health.
Dangerous area
Any area in the vicinity of the machine where the
presence of a person constitutes a risk to the safety and
health of that person.
Risk
Combination of the probability and severity of an
injury or damage to health that can arise in a hazardous
situation.

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Guard
Machine component used specifically to provide
protection by means of a physical barrier.
Personal protective equipment (PPE)
Equipment worn or held by individuals for health or
safety protection.
Intended use
The use of the machine in accordance with the infor-
mation provided in the instructions for use.
Machine status
The machine status includes the mode of operation
and the condition of the safety devices on the machine.
Residual risk
Risks that remain despite adopting the protective
measures integrated into the machine design and de-
spite the guards and complementary protective meas-
ures adopted.
Safety component
- required to perform a safety function;
- whose failure and/or malfunction endangers the
safety of persons.
1.5.2 PICTOGRAMS
PICTOGRAM DESCRIPTION
Electrical hazard
Equipotential hazard
Danger of high temperature
Hand crush hazard
Prohibition of maintenance with moving parts
Mandatory use of protective gloves
Mandatory use of eye protection
Mandatory use of protective shoes
Obligation to read the documentation
1.6 Guarantee
The machine is covered by a 12-month guarantee on
all components, except electrical and electronic compo-
nents and expendable pieces.
Any action taken on the electronics of the machine
when the machine is still supplied with electrical power
automatically invalidates any guarantee.
1.7 Customer service
WEGA MACCHINE PER CAFFÈ S.r.l.
Via Condotti Bardini, 1 - 31058 SUSEGANA (TV) - ITALY
Tel. [phone] - Fax [phone]
E-mail: [email protected] - Web-site: www.wega.it

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TECHNICIANS manual
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2. IDENTIFICATION OF THE MACHINE
2.1 Make and model designation
The identication and the model of the machine are
found on the NAMEPLATE and in the EC DECLARATION
OF CONFORMITY provided with the machine.
Below are some of the machine identication data.
2.2 General description
The machine object of this Manual consists of me-
chanical, electrical, and electronic components whose
combined action allows to make milk, coee and water-
based beverages.
This product is manufactured in compliance with EU
Directives, Regulations and Standards indicated in the
EC DECLARATION OF CONFORMITY provided with the
machine.
This machine is designed and constructed to operate
only after being properly connected to a hydraulic and
electrical network and placed so as to be sheltered from
atmospheric agents.
2.3 Intended use
The espresso coffee machine is designed for the
professional preparation of hot drinks such as tea, cap-
puccino and weak, strong and espresso coee, etc.
The device is not intended for home use.
The machine can be used in all operational conditions
contained or described in the User's Manual and in this
document; any other conditions must be considered
dangerous.
PERMITTED USES
All uses compatible with the technical characteris-
tics, operations and applications described in the User's
Manual and in this document that do not endanger the
safety of the User or Technician, or cause damage to the
machine or the environment.
All uses not specically mentioned in the User's and Technician's
Manual are prohibited and must be expressly authorized by the
Manufacturer.
INTENDED USES
The machine is designed exclusively for professional
use.
The use of products/materials other than those speci-
ed by the Manufacturer, which can cause damage to
the machine and dangerous situations for the operator
and/or those close to the Machine, is considered incor-
rect or improper.
CONTRAINDICATIONS OF USE
The machine must not be used:
t For uses other than those listed in par. 2.3 , or for uses
not mentioned in this Manual;
t With materials other than those listed in this Manual;
t With disabled or not working safety devices.
INCORRECT USE OFTHE MACHINE
The type of use and performance this machine is
designed for, imposes a number of operations and
procedures that cannot be changed, unless previously
agreed with the Manufacturer. All allowed practices are
contained in this document, any operation not listed
and described in this document is to be considered not
possible and therefore dangerous.
IMPROPER USE
The only permitted uses are described in the Manual,
any other use is to be considered not possible and there-
fore dangerous.
GENERAL SAFETY
The Qualied Technician must be aware of the risk of
accidents, the devices designed for safety, and the gen-
eral rules on the safety provided by EU directives and by
the legislation of the country where the line is installed.
Qualied Technicians should be aware of all machine
devices operation.
They must also have fully read this manual.
The maintenance work must be performed after
specially preparing the machine.
Tampering or unauthorized substitution of one or
more parts of the machine, the use of accessories that
modify the use and the employment of materials other
than those recommended in this Manual, may become
a cause of accidents.

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2.4 Machine description
18 1 3 20
5
6
7
8
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241626 25 15 12 423
20 21 22
ALE version EMA - EPU - EVD version
DISPLAY Version
18
17
1 2 3 4
5
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11
1416 15 1213
2 18
17
1 19 3 20 19
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1416 15 1213
20 4
1. Cup heater surface.
2. Lever groups.
3. Optical boiler water level (**).
4. Pressure gauge.
5. Steam knob.
6. Burn protection.
7. Steam nozzle.
8. 2-Cup lter holder.
9. Adjustable foot.
10. Hot water nozzle.
11. Gas burner inspection window (*).
12. 1-Cup lter holder.
13. Gas safety (*).
14. Gas ignition push button (*).
15. Cup-rest grid.
16. ON switch.
17. Machine on indicator light.
18. Hot water knob.
19. Manual dispensing push-buttons (EPU).
20. Push button panel (EVD).
21. Display.
22. Manual and water dispensing push buttons (DISPLAY).
23. Autosteamer push-button panel (*).
24. Autosteamer nozzle (*).
25. Machine/cup heater lights.
26. Cup heater switch.
(*) Optional device.
(*) In some versions the optical level is replaced by a green light.

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2.5 Internal components
1. Boiler.
2. Dispensing group.
3. Internal motor pump (*).
4. Boiler/motor pump pressure gauge.
5. Boiler level-check window.
6. Internal pump water attachment connection (*).
7. Manual water pump.
8. External pump water attachment connection.
9. Drain pad.
10. Volumetric dosing device (EVD-DISPLAY).
11. Machine power switch.
12. Gas system (*).
13. Electric heating element.
14. Pressure switch.
15. Transformer.
16. Work surface LED light.
17. Boiler thermostat.
18. Boiler pressure switch.
(*) Optional device.
1
14
13
2 3
4
5
6
7
8
101112 9

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2.6 Data and CE marking
The technical data of the machine is shown in the
following table:
TECHNICAL DATA TABLE JUN 1GR COMPACT 2GR 3GR 4GR
Voltage 120/230
400V
120/230
240/400V
120/230
240/400V
120/230
240/400V
120/230
240/400V
230/240
400V
Frequency 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz
Max power 2.3 kW 2.3/3.0 kW 3.0 kW 3.7/3.9 kW 5.3 kW 6.3 kW
Boiler 3.5 l 5 l 7 l 12 l 17 l 22 l
Safety valve calibration
(bar) 1.9 bar
Boiler operating
pressure 0.8 - 1.4 bar
Feedwater pressure 1,5 - 5 bar MAX
Coee dispensing
pressure 8 - 9 bar
Operation mode
temperature 5 - 40°C 95° MAX R.U.
Sound pressure level < 70 dB
According to the Directive 2006/42/EC, the machine is
marked with the CE marking, by which the manufacturer
declares, under its own responsibility, that the machine
is safe for people and things.
The CE nameplate is axed to the base of the frame
under the drain pan on which the identication data is
reported. Below is an example of the nameplate:
Via C. Bardini
,
1 SUSEGANA
(
TV
)
- ITALY
Tel. [phone] Fax [phone]
MADE IN ITALY
W
S/N: Mod.
Hz
Y
V
WEGA MACCHINE PER CAFFÈ S.r.l.
MARCHIO COMMERCIALE
For any communication with the Manufacturer,
always note the following information:
t S/N - machine serial number;
t Mod. - machine model;
t Y - year of manufacture.
The data of the appliance can be seen also on the
label located on the package of the machine.
It is forbidden to remove or damage the nameplate. If it needs
replacing urgently, always exclusively contact the Manufacturer.
The CE nameplate is xed on
the base of the frame under
the drain pan.