Electrolux ESR20EL5 User manual

Rack Type dishwasher
ESR20EL5-ESR20ER5-ESR20EL6-
ESR20ER6-ESR20EL3-ESR20ER3-
ESR20EL5TL-ESR20ER5TL
Single-Rinse
EN Installation manual *
*Original instructions PM00725
2021.01
ZH 安装手册
…………………………………………………………………………
……………………………………………………………………………………
5
25

2
Installation diagram ESR20EL.... left to right

3
Installation diagram ESR20ER.... right to left

4
CWI = Cold water inlet pipe [3/4″]
HWI = Hot water inlet pipe [3/4″]
D = Drain pipe [⌀= 2″]
EI = Electrical inlet
EQ = Equipotential screw
V = Vents
* = Adjustable feet [100~180 mm]

5
Foreword
The installation, use and maintenance manual (hereinafter Manual) provides the user with information necessary for correct
and safe use of the machine (or “appliance“).
The following must not be considered a long and exacting list of warnings, but rather a set of instructions suitable for improving
machine performance in every respect and, above all, preventing injury to persons and animals and damage to property due to im-
proper operating procedures.
All persons involved in machine transport, installation, commissioning, use and maintenance, repair and disassembly must con-
sult and carefully read this manual before carrying out the various operations, in order to avoid wrong and improper actions that
could compromise the machine's integrity or endanger people. Make sure to periodically inform the user regarding the safety regu-
lations. It is also important to instruct and update personnel authorised to operate on the machine, regarding its use and
maintenance.
The manual must be available to operators and carefully kept in the place where the machine is used, so that it is always at hand
for consultation in case of doubts or whenever required.
If, after reading this manual, there are still doubts regarding machine use, do not hesitate to contact the Manufacturer or the au-
thorised Service Centre to receive prompt and precise assistance for better operation and maximum efficiency of the machine.
During all stages of machine use, always respect the current regulations on safety, work hygiene and environmental protection. It
is the user's responsibility to make sure the machine is started and operated only in optimum conditions of safety for people, ani-
mals and property.
IMPORTANT
• The manufacturer declines any liability for operations carried out on the appliance without respecting the instructions
given in this manual.
• The manufacturer reserves the right to modify the appliances presented in this publication without notice.
• No part of this manual may be reproduced.
• This manual is available in digital format by:
– contacting the dealer or reference customer care;
– downloading the latest and up to date manual on the web site;
• The manual must always be kept in an easily accessed place near the machine. Machine operators and mainte-
nance personnel must be able to easily find and consult it at any time.

6
Contents
A SAFETY INFORMATION.........................................................................................................................7
A.1 General information ......................................................................................................................7
A.2 General safety .............................................................................................................................7
A.3 Personal protection equipment ........................................................................................................8
A.4 Transport, handling and storage ......................................................................................................9
A.5 Installation and assembly ...............................................................................................................9
A.6 Water connection........................................................................................................................ 10
A.7 Electrical connection ................................................................................................................... 10
A.8 Service..................................................................................................................................... 11
A.9 Disposal of packing..................................................................................................................... 11
A.10 Machine disposal........................................................................................................................ 11
B GENERAL INFORMATION .................................................................................................................... 11
B.1 Introduction............................................................................................................................... 11
B.2 Definitions................................................................................................................................. 11
B.3 Machine and Manufacturer‘s identification data ................................................................................. 11
B.4 Appliance identification ................................................................................................................ 12
B.4.1 How to identify the technical data.......................................................................................... 12
B.4.2 How to interpret the factory description .................................................................................. 12
B.5 Responsibility ............................................................................................................................ 12
B.6 Copyright.................................................................................................................................. 13
B.7 Keeping the manual .................................................................................................................... 13
B.8 Recipients of the manual .............................................................................................................. 13
B.9 Warranty terms and exclusions ...................................................................................................... 13
C PRODUCT OVERVIEW ........................................................................................................................ 13
C.1 General description..................................................................................................................... 13
C.2 Machine overview....................................................................................................................... 13
C.3 Description of machine features..................................................................................................... 14
D TECHNICAL DATA............................................................................................................................... 14
D.1 Main technical characteristics........................................................................................................ 14
D.2 Characteristics of power supply ..................................................................................................... 15
E TRANSPORT, HANDLING AND STORAGE .............................................................................................. 15
E.1 Introduction............................................................................................................................... 15
E.2 Transport: Instructions for the carrier............................................................................................... 15
E.3 Handling................................................................................................................................... 15
E.3.1 Procedures for handling operations....................................................................................... 15
E.3.2 Shifting ........................................................................................................................... 15
E.3.3 Placing the load................................................................................................................ 16
E.3.4 Placing the load................................................................................................................ 16
E.4 Storage .................................................................................................................................... 16
E.5 Unpacking ................................................................................................................................ 16
F INSTALLATION AND ASSEMBLY ........................................................................................................... 16
F.1 Customer responsibilities ............................................................................................................. 16
F.2 Machine space limits ................................................................................................................... 16
F.3 Extraction hood.......................................................................................................................... 16
F.4 Positioning ................................................................................................................................ 17
F.5 Disposal of packing..................................................................................................................... 17
F.6 Plumbing connections ................................................................................................................. 18
F.7 Plumbing circuits ........................................................................................................................ 18
F.8 Positioning of emergency switches ................................................................................................. 19
F.9 Installation of detergent/rinse aid dispensers .................................................................................... 19
F.9.1 Conductivity probe ............................................................................................................ 19
F.10 Dispensers electrical connection .................................................................................................... 19
F.11 Changing the type of detergent/rinse aid.......................................................................................... 20
F.12 Electrical connections.................................................................................................................. 20
F.13 Fitting curtains ........................................................................................................................... 21
G CONTROL PANEL DESCRIPTION .......................................................................................................... 21
G.1 Control panel description.............................................................................................................. 21
G.2 Basic Controls ........................................................................................................................... 21
H COMMISSIONING ............................................................................................................................... 22
H.1 Preliminary checks, adjustments and operational tests ....................................................................... 22
H.2 Electrical and plumbing connection................................................................................................. 22
H.3 Fitting of filters and overflows ........................................................................................................ 22
H.4 Fitting of wash and rinse arms ....................................................................................................... 23
H.5 Positioning and fitting of the curtains ............................................................................................... 23
H.6 First use ................................................................................................................................... 23

7
A SAFETY INFORMATION
A.1 General information
To ensure safe use of the machine and a proper understanding of the manual it is
necessary to be familiar with the terms and typographical conventions used in the
documentation. The following symbols are used in the manual to indicate and identify the
various types of hazards:
WARNING
Danger for the health and safety of operators.
WARNING
Danger of electrocution - dangerous voltage.
CAUTION
Risk of damage to the machine or the product.
IMPORTANT
Important instructions or information on the product
Equipotentiality
Read the instructions before using the appliance
Clarifications and explanations
A.2 General safety
• The machine must not be used by people (including children) with limited physical,
sensory or mental abilities or without experience and knowledge of it, unless instructed
in its use and supervised by those responsible for their safety.
– Do not let children play with the machine.
– Keep all packaging and detergents away from children.
– Cleaning and user maintenance shall not be made by children without supervision.
• For suitable personal protection equipment, refer to chapter “A.3 Personal protection
equipment“.
• Several illustrations in the manual show the machine, or parts of it, without guards or
with guards removed. This is purely for explanatory purposes. Do not install the machine
without the guards or with the protection devices deactivated.
• Do not remove, tamper with or make illegible the safety, danger and instruction signs
and labels on the machine.
• Do not remove or tamper with the machine’s safety devices.
• Before carrying out any machine installation, always consult the installation manual,
which gives the correct procedures and contains important information on safety.
• Unauthorized personnel must not enter the work area.
• Remove any flammable products or items from the work area.

8
• Machine positioning, installation and disassembly must be carried out by the specialised
personnel in conformity with the current safety regulations, regarding the equipment
used and the operating procedures.
A.3 Personal protection equipment
Summary table of the Personal Protection Equipment (PPE) to be used during the various stages of the machine's
service life.
Stage Protective
garments
Safety
footwear
Gloves Glasses Safety
helmet
Transport —● ○ —○
Handling ●
—
● ○
●
— —
Unpacking ○
—
● ○
●
— —
Installation ○
—
● ●1—
●
—
Normal use ●
—
○
●
—
○
●2
3
4
—
○
—
○
—
Adjustments ○
—
●
○
—
○
—
○
—
Routine
cleaning
○
—
●
—
●1ˉ5○
—
—
Extraordi-
nary
cleaning
○
●
● ●1ˉ5○
●
—
Maintenance ○
●
● ○
●
—
○
●
—
Dismantling ○
●
● ○
●
○
●
—
—
Scrapping ○
●
● ○
●
○
●
—
—
Key:
●PPE REQUIRED

9
Summary table of the Personal Protection Equipment (PPE) to be used during the various stages of the machine's
service life. (cont'd.)
Stage Protective
garments
Safety
footwear
Gloves Glasses Safety
helmet
○PPE AVAILABLE OR TO BE USED IF NECESSARY
—PPE NOT REQUIRED
1. During these operations, gloves must be cut-resistant. Failure to use the personal protection equipment by
operators, specialized personnel or users can involve exposure to damage to health (depending on the
model).
2. During these operations, gloves must protect hands from the cold tray when being removed from the
appliance. Failure to use the personal protection equipment by operators, specialised personnel or users
can involve exposure to chemical risk and cause possible damage to health (depending on the model).
3. During these operations, gloves must be heatproof to protect hands from contact with hot food or hot parts of
the appliance and/or when removing hot items from it. Failure to use the personal protection equipment by
operators, specialised personnel or users can involve exposure to chemical risk and cause possible damage
to health (depending on the model).
4. During these operations, gloves must be heatproof and suitable for contact with water and the substances
used (refer to the safety data sheet of the substances used for the information regarding the required PPE).
Failure to use the personal protection equipment by operators, specialised personnel or users can involve
exposure to chemical risk and cause possible damage to health (depending on the model).
5. During these operations, gloves must be suitable for contact with chemical substances used (refer to the
safety data sheet of the substances used for information regarding the required PPE). Failure to use the
personal protection equipment by operators, specialized personnel or users can involve exposure to
chemical risk and cause possible damage to health (depending on the model).
A.4 Transport, handling and storage
• Due to their size, the machines cannot be stacked on top of each other during transport,
handling and storage; this eliminates any risks of loads tipping over due to stacking.
• Do not stand under suspended loads during loading or unloading operations.
Unauthorized personnel must not enter the work area.
• The weight of the appliance alone is not sufficient to keep it steady.
• For machine lifting and anchoring, do not use movable or weak parts such as: casings,
electrical raceways, pneumatic parts, etc.
• Do not push or pull the machine to move it, as it may tip over. Use proper tool to lift the
machine.
• Machine transport, handling and storage personnel must be adequately instructed and
trained regarding the use of lifting systems and personal protection equipment suitable
for the type of operation carried out.
A.5 Installation and assembly
• Follow the installation instruction supplied with the machine.
• Do not install a damaged machine. Any missing or faulty parts must be replaced with
original parts.
• Do not make any modifications to the parts supplied with the machine.
• Disconnect the machine from the power supply before carrying out any installation
procedure. Connect the machine to the power supply only at the end of the installation.
• The machine is not suitable for installation outdoors and/or in places exposed to
atmospheric agents (rain, direct sunlight, freeze, humid and dusty location, etc.).
• Do not install the machine over 2000 meters above sea level.
• Make sure that the floor where you install the machine is flat, stable, heat resistant and
clean.

10
• Use a ladder with suitable protection for work on machines with high accessibility.
A.6 Water connection
• The plumbing connections must be carried out by a specialised personnel.
• The machine is to be connected to the water mains using the new supplied hose-sets.
Do not use old hose sets.
• Always use a new set of joints if you remove and re-install the water inlet pipe to the
machine.
• Before connection to new pipes, pipes not used for a long time, where repair work has
been carried out or new devices fitted (water meters, etc.), let the water flow until it is
clean and clear.
• The operating water pressure (minimum and maximum) must be between:
– and 600 kPa [6 bar];
• Make sure that there are no visible water leaks during and after the first use of the
machine.
• Install an approved dual check valve upstream according to the regulation of the
installation country.
A.7 Electrical connection
• Work on the electrical systems must only be carried out by a specialised personnel.
• Make sure that the electrical information on the rating plate agrees with the power supply.
• Make sure to install the machine in accordance with the safety regulations and local
laws of the country where used.
• If the power cable is damaged it must be replaced by the Customer Care Service or in
any case by specialised personnel, in order to prevent any risk.
• The machine must be correctly earthed. The manufacturer is not responsible for the
consequences of an inadequate earthing system.
• If present, connected the machine to the equipotential protection circuit .
• To protect the power supply of the machine against short circuits and/or overloads,
install a thermal fuse or a suitable automatic thermal magnetic circuit breaker, ADS
(Automatic Disconnection of Supply).
• To protect the power supply of the machine against current leakages, install a high-
sensitivity manual reset RCD (Residual Current Device), suitable for overvoltage
category III.
• For protection against indirect contacts (depending on the type of supply provided for
and connection of earths to the equipotential protection circuit ) refer to point 6.3.3 of
EN 60204-1 (IEC 60204-1) with the use of protection devices that ensure automatic cut-
off of the supply in case of isolation fault in the TN or TT systems or, for IT systems, the
use of isolation controllers or differential current protection devices to activate automatic
power disconnection (an isolation controller must be provided for indicating a possible
first earth fault of a live part, unless a protection device is supplied for switching off the
power in case of a such a fault. This device must activate an acoustic and/or visual
signal which must continue for the entire duration of the fault). For example: in a TT
system, a residual current device with cut-in current (e.g. 30 mA) coordinated with the
earthing system of the building where the machine is located must be installed ahead of
the supply.
• Make sure to install an emergency switch at the infeed and outfeed of the rack-type
dishwasher. For all additional modules installed later, move the emergency switch at the
ends of the equipment.

11
• For all the additional modules installed later, make sure that the power cable supply is
properly sized.
A.8 Service
• Only original spare parts can ensure the safety standards of the appliance.
A.9 Disposal of packing
• Dispose of each packaging items respecting the current regulation in the country of
installation.
A.10 Machine disposal
• Work on the electrical equipment must only be carried out by a specialised personnel,
with the power supply disconnected.
• Dismantling operations must be carried out by specialised personnel.
• Make the appliance unusable by removing the power cable and any compartment
closing devices, to prevent the possibility of someone becoming trapped inside.
• Refer to “A.3 Personal protection equipment“ for suitable personal protection equipment.
• When scrapping the machine, the “CE“ marking, this manual and other documents
concerning the appliance must be destroyed.
IMPORTANT
Save these instructions carefully for further consultation by the various
operators.
B GENERAL INFORMATION
B.1 Introduction
Given below is some information regarding the intended use of
this appliance, its testing, and a description of the symbols
used (that identifies the type of warning), the definitions of
terms used in the manual and useful information for the
appliance user.
B.2 Definitions
Listed below are the definitions of the main terms used in the
manual. It is advisable to read them carefully before use.
Operator machine installation, adjustment, use,
maintenance, cleaning, repair and trans-
port personnel.
Manufacturer Electrolux Professional SpA or any other
service centre authorised by Electrolux
Professional SpA.
Operator for
normal
machine use
an operator who has been informed and
trained regarding the tasks and hazards
involved in normal machine use.
Customer
Care service
or specialised
technician
an operator instructed/trained by the
Manufacturer and who, based on his
professional and specific training, experi-
ence and knowledge of the accident-
prevention regulations, is able to appraise
the operations to be carried out on the
machine and recognise and prevent any
risks. His professionalism covers the
mechanical, electrotechnical and elec-
tronics fields.
Danger source of possible injury or harm to health.
Hazardous
situation
any situation where an operator is
exposed to one or more hazards.
Risk a combination of probabilities and risks of
injury or harm to health in a hazardous
situation.
Protection
devices
safety measures consisting of the use of
specific technical means (guards and
safety devices) for protecting operators
against risks.
Guard an element of a machine used in a specific
way to provide protection by means of a
physical barrier.
Safety device a device (other than a guard) that elimi-
nates or reduces the risk; it can be used
alone or in combination with a guard.
Customer the person who purchased the machine
and/or who manages and uses it (e. g.
company, entrepreneur, firm).
Emergency
stop device
a group of components intended for the
emergency stop function; the device is
activated with a single action and pre-
vents or reduces damage to persons/
machines/property/animals.
Electrocution an accidental discharge of electric current
on a human body.
B.3 Machine and Manufacturer‘s identification
data
An example of the marking or dataplate on the machine is
given below:

12
The dataplate gives the product identification and technical
data; listed below is the meaning of the various information
given on it.
F.Mod. factory description of product
Comm.Model commercial description
PNC production number code
Ser.No. serial number
380-400V/3N~ power supply voltage
—electric convertibility
50 or 60 power supply frequency
44.5 kW max. power
60℃max water temperature
600 kPa [6 bar] max water pressure
IPX4 dust and water protection rating
Electrolux (Shanghai)
Professional Applia-
nce Co., Ltd.
manufacturer
The dataplate is located in front panel of the equipment.
WARNING
Do not remove, tamper with or
make the machine marking
illegible.
IMPORTANT
When scrapping the machine, the marking must be
destroyed.
NOTE!
Refer to the data given on the machine marking for
relations with the Manufacturer (e.g. when ordering
spare parts, etc.).
B.4 Appliance identification
B.4.1 How to identify the technical data
• Read the factory description of the product (F. Mod.) on the
dataplate;
• Identify the main machine data;
• Consult D.1 Main technical characteristics paragraph.
B.4.2 How to interpret the factory description
The factory description on the dataplate has the following
meaning (some examples are given below):
(1) (2) (3) (4) (5) (6) (7)
E SR 20 E L 5 /
E SR 20 E R 5 /
E SR 20 E L 3/
E SR 20 E R 6 /
E SR 20 E L 5 TL
E SR 20 E R 5 TL
Variable description
(1) Brand E = Electrolux Professional
(2) Machine type RT = Rack Type Dishwasher
(3)Rack/hour 20 = 200 rackss/hour
(4) Supply E = electric
S = steam
(5) Direction L = left
R = right
(6) Frequency 5 = 50Hz
6 = 60Hz
(7) Additional
configuration
TL = 71 Thermal Label
B.5 Responsibility
The Manufacturer declines any liability for damage and
malfunctioning caused by:
• non-compliance with the instructions contained in this
manual;
• repairs not carried out in a workmanlike fashion, and
replacements with parts different from those specified in
the spare parts catalogue (the fitting and use of non-original
spare parts and accessories can negatively affect machine
operation and invalidates the original manufacturer
warranty);
• operations carried out by non-specialised personnel;
• unauthorized modifications or operations;
• missing, lack or inadequate maintenance;
3 = 220V60Hz

13
• improper machine use;
• unforeseeable extraordinary events;
• use of the machine by uninformed and / or untrained
personnel;
• non-application of the current provisions in the country of
use, concerning safety, hygiene and health in the workplace.
The Manufacturer declines any liability for damage caused by
arbitrary modifications and conversions carried out by the user
or the Customer.
The employer, workplace manager or service technician are
responsible for identifying and choosing adequate and suitable
personal protection equipment to be worn by operators, in
compliance with regulations in force in the country of use.
The Manufacturer declines any liability for inaccuracies con-
tained in the manual, if due to printing or translation errors.
Any supplements to the installation, use and maintenance
manual the Customer receives from the Manufacturer will form
an integral part of the manual and therefore must be kept
together with it.
B.6 Copyright
This manual is intended solely for consultation by the operator
and can only be given to third parties with the permission of
Electrolux (Shanghai) Professional Appliance Co., Ltd..
B.7 Keeping the manual
The manual must be carefully kept for the entire life of the
machine, until scrapping. The manual must stay with the
machine in case of transfer, sale, hire, granting of use or
leasing.
B.8 Recipients of the manual
This manual is intended for:
• the carrier and handling personnel;
• installation and commissioning personnel;
• specialised personnel - Customer Care service (see service
manual).
B.9 Warranty terms and exclusions
• Electrolux Professional provides warranty services in line with local regulations and is conditional on the equipment being
installed and used for the purposes as designed, and as described within the appropriate equipment documentation.
• Warranty will be applicable where the customer has used only genuine spare parts and has performed maintenance in
accordance with Electrolux Professional user and maintenance requirements.
• Electrolux Professional strongly recommends to use Electrolux Professional approved cleaning agents, rinse and descaling
agents to obtain better results and maintain product efficiency over time.
The Electrolux Professional warranty does not cover damages and inefficiencies deriving from external causes beyond the
manufacturer’s responsibilities, such as:
• Insufficient and abnormal capacity of the electrical, hydraulic and gas systems, irregular supply voltage, impurities contained in
the gas or water supply that does not comply with the technical requirements for each machine, insufficient extraction systems,
customer’s negligence and misuse;
• Deterioration caused by action of unsuitable detergents, additives or cleaning means;
• Non-compliance with the use and care instructions detailed in this manual;
• Tampering, modifications and repairs carried out by third parties not entrusted in writing by Electrolux Professional;
• Use of non-original components (e.g.: consumables, wear and tear, or spare parts);
• Modification of safety systems;
• Poor maintenance and misuse;
• Warranty does not include scheduled planned maintenance activities, or the supply of cleaning agents unless specifically
covered within any local agreement, subject to local terms and conditions.
C PRODUCT OVERVIEW
C.1 General description
The rack-type dishwasher is suitable for washing dishes,
glasses, cups, cutlery, trays, containers and receptacles in
plastic and/or steel used for preparing, cooking and serving; as
well as various cooking utensils in ceramic and/ or metal. This
machine is designed for the above-mentioned applications.
Under no circumstances may the machine be used for other
applications or ways not provided for in this manual. This
machine has been produced to meet the needs for a better
work environment and economical efficiency. The rack-type
dishwasher is used in restaurants, cafeterias, cooking centres
and large institutions. The special dish racks, that can be
equipped with various inserts, offer practical and easy use for
obtaining excellent washing results. Rack handling inside the
machine occurs automatically.
The electronic system enables complete supervision of the
washing process.
In this type of machine the rack is taken from the loading point
to the unloading point, through the various washing functions.
Systems for scraping and wetting the dishes (e. g. manual
prewash spray) and areas for sorting and arranging them in the
racks must be arranged ahead of the dishwasher.
C.2 Machine overview
1 Water inlet
2 Electric box
1
2
3
4
5
6
7

14
3 Control panel
4 Emergency switch
5 Door
6 Drain
7 Feet
C.3 Description of machine features
Control Box
The control box is located at the top of the machine. There are
three control switches inside: power switch, wash switch and
manual switch. The emergency stop is on the side. The
transformer in the box is used to control power with voltage
110V. There is a mechanical thermometer in the power box,
which shows wash and rinse temperature. Normally, temper-
ature of water in wash tank is 60-65℃, rinse temperature 82-
90℃.
Wash Pump and Conveyor Motor
Manual reset overheated protections are equipped for the
conveyor motor and the stainless steel centrifugal type wash
pump.
Tank Heater Protection
A ball float pressure switch is located in the wash tank. The
power supply will be automatically off under low water level.
Once the water returns to a safe level, the heater will be
activated when needed. An overheated protector is also
provided for electric heater. If overheat should occur, the
power supply will be turned off automatically. Turn the POWER
switch OFF when overheating happened and contact the local
authorized service office.
Booster Heater Protection
The booster water temperature is regulated by the thermostat
to keep the rinse water temperature on 82-90℃. The thermo-
stat is preset at the factory and no adjustment should be
required. When rinse temperature is not sufficient, please turn
off the power and contact the local authorized service office.
Booster main power circuit protection
To ensure normal operation of booster heater, a circuit breaker
is set in the control box. When overheating or short circuit
happens in main circuit, the circuit breaker will automatically
trip off the power.
Door Interlocks
Door interlock switches will prevent machine operation while
an inspection door is open. If a door is open while the machine
is operating, the pumps and conveyor will automatically stop
working. After the door is closed, the machine must be
restarted by pushing the WASH switch to ON.
Auto Fill
Close door (s) and push the POWER switch to ON. The
machine fills automatically after 5 seconds. Water is heated in
booster, and then flows into wash tank. After the tank is filled,
the solenoid valve is closed automatically.
Auto Timer
The Auto Timer is designed to save energy. The machine will
shut off wash pump, conveyor motors and other auxiliary
control system after the last rack exits the dishwasher. To
restart, slide a rack into the machine or push WASH switch to
ON to change time setting, please contact the local authorized
service office.
Wash Actuator and Rinse Actuator
Wash actuator, which is located at the entrance of the machine,
works only when the timer is on AUTO. When the rack enters
into the machine, wash begins. The rinse actuator is located at
the exit of the machine. When the rack enters rinse section
from the wash tank, the rinse actuator activates, the final rinse
begins.
Wash and Rinse Arms
Wash and rinse arms are removable, convenient for cleaning
and obstructions clearing.
D TECHNICAL DATA
D.1 Main technical characteristics
Electrical models
Model ESR20xxx ESR20xxx3NMDSREx
(Optional Accessory）
Three phases voltage V 380-400V/3N~ 220V/3~ 380-400V/3N~
Convertible to V ———
Frequency Hz 50 or 60160 50 or 601
Maximum absorbed
power KW 45.8 27.8*/50.8 4.3
Boiler heating power KW 36 18*/36 /
Water tank heating
power KW 7.5 /
Dryer heating power KW / / 4.3
Inlet water pressure Kpa [bar] 100 kPa [1 bar]
600 kPa [6 bar]
100 kPa [1 bar]
600 kPa [6 bar] /
Inlet water hardness °fH
[°dH]
14
[8]
14
[8] /
Concentration of chlor-
ides in water ppm <20 <20 <20
Inlet water conductivity mS/cm <400 <400 <400
Water supply
temperature ℃10-60310-603/50-60* /
Cold water supply
temperature ℃10-60210-602
Hot water supply
temperature ℃10-60310-603
7.5*/12
10-603/50-60*
10-603/50-60*

15
Electrical models (cont'd.)
Model ESR20xxx NMDSREx
(Optional Accessory）
Rinse water
consumption l/h 300 300 /
Boiler capacity l 23 23 23
Tank capacity l 90 90 /
Noise level dB(A) <70 <70 <70
Protection level IPX4 IPX4 IPX4
1. Appliances with 50 Hz or 60 Hz power frequency can be selected.
2. Recommended cold water supply temperature 10℃
3. Recommended hot water supply temperature 50℃.
*means low power model
Main ON/OFF switch (residual current circuit breaker)
Max power
[KW] 45.8 50.3 50.1 54.6
C 380V 90 100 100 108
Power supply cable
Max power
[KW] 45.8 50.3 50.1 54.6
SYJV3*35+2*16
YJV3*35+2*10
YJV3*35+2*16
YJV3*35+2*10
YJV3*35+2*16
YJV3*35+2*10
YJV3*35+2*16
YJV3*35+2*10
D.2 Characteristics of power supply
The AC power supply to the machine must meet the following conditions:
• max. voltage variation ± 6%
• max. frequency variation ± 1% continuous ± 2% for a short period.
Harmonic distorsion, unbalanced three-phase supply voltage, voltage pulses, interruption, dips and the other electric character-
istics must respect the provisions of point 4.3.2 of Standard EN 60204-1 (IEC 60204-1).
E TRANSPORT, HANDLING AND STORAGE
WARNING
Refer to “Safety Information“.
E.1 Introduction
Transport (i. e. transfer of the machine from one place to
another) and handling (i. e. transfer inside workplaces) must
occur with the use of special and adequate means.
CAUTION
The machine must only be transported, handled and stored
by specialised personnel, who must have:
• specific technical training and experience in the use of
lifting systems;
• knowledge of the safety regulations and applicable laws
in the relevant sectors;
• knowledge of the general safety rules;
• personal protection equipment suitable for the type of
operation carried out;
• the ability to recognize and avoid any possible hazard.
E.2 Transport: Instructions for the carrier
IMPORTANT
The transported load can shift:
• when braking;
• when accelerating;
• in corners;
• on rough roads.
E.3 Handling
Arrange a suitable area with flat floor for machine unloading
and storage operations.
CAUTION
The appliances must be handled in the
upright position. If the appliance is
handled in a horizontal position, make
sure to wait a few hours before making it
operational.
E.3.1 Procedures for handling operations
Before lifting:
• send all operators to a safe position and prevent persons
from entering the handling area;
• make sure the load is stable;
• make sure no material can fall during lifting. Manoeuvre
vertically in order to avoid impacts;
• handle the machine, keeping it at minimum height from the
ground.
For correct and safe lifting operations:
• use the type of equipment most suitable for characteristics
and capacity (e.g. electric pallet truck or lift truck);
• cover sharp edges;
• check the forks and lifting procedures according to the
instructions given on the packing.
E.3.2 Shifting
The operator must:
• have a general view of the path to be followed;
• stop the manoeuvre in case of hazardous situations.
ESR20xxx3

16
E.3.3 Placing the load
• Before placing the load, make sure the way is free and that
the floor is flat and can take the load.
• Remove the appliance from the wooden pallet, move it to
one side, then slide it onto the floor.
E.3.4 Placing the load
Before placing the load, make sure the way is free and that the
floor is flat and can take the load.
For more information please refer to the installation chapter.
E.4 Storage
The machine and/or its parts must be stored and protected
from damp, in a non-aggressive place, free of vibrations and
with room temperatures between -10℃[14℉] and 50℃
[122℉].
The place where the machine is stored must have a flat
support surface to avoid deforming the machine or damage to
the support feet.
CAUTION
Do not make modifications to the parts
supplied with the appliance. Any missing
or faulty parts must be replaced with
original parts.
E.5 Unpacking
IMPORTANT
Immediately check for any damage caused during
transport.
Inspect the packaging before and after unloading.
1. Remove the packaging.
Take care when unpacking and handling of the appliance
to not cause any shocks on itself.
2. Keep all the documentation contained in the packaging.
Note
• The forwarder is responsible for the goods during transport
and delivery.
• Make a complaint to the forwarder in case of visible or
hidden damage.
• Specify any damage or shortages on the dispatch note.
• The driver must sign the dispatch note: the forwarder can
reject the claim if the dispatch note is not signed (the
forwarder can provide the necessary form).
• For hidden damage or shortages becoming apparent only
after unpacking, request the forwarder for inspection of the
goods within and no later than 15 days after delivery.
F INSTALLATION AND ASSEMBLY
WARNING
Refer to “Safety Information“.
F.1 Customer responsibilities
The Customer must provide for the following:
• installation of an adequate electrical power supply ahead of
the appliance, according to the equipment’s technical
specifications (D.1 Main technical characteristics and D.2
Characteristics of power supply);
• the equipotential connection of the workplace electrical
system to the metal structure of the machine by means of a
copper cable of adequate section (see position “EQ“ in
Installation diagram);
• adducting for the electrical connection between the work-
place electric panel and the equipment;
• the water supply and drain connections and other con-
nections as indicated in D.1 Main technical characteristics
and in the paragraph F.6 Plumbing connections;
F.2 Machine space limits
• A suitable space must be left around the machine (for
operations, maintenance, for a correct air exchange, etc.).
• This space must be increased in case of use and/or transfer
of other equipment and/or means or if exit routes are
necessary inside the workplace.
CAUTION
Install the machine at a distance of not
less than 200 mm from the wall so as not
to affect correct ventilation of internal
components.
F.3 Extraction hood
The extractor hood is installed to remove the steam emitted by
the machine.
• Make sure to position the possible extraction hood at a
distance of not less than 400 mm from the machine so as
not to compromise machine operation.
• The hood air delivery must be calculated taking into account
the machine model, the type of installation and the work
environment where installed.

17
NOTE!
General ventilation for the room should be still
provided in accordance with “UNI ISO EN
7730“ norm, “VDI2052“ guideline and “DW/172
UK“ or local regulation.
F.4 Positioning
To facilitate transport and site installation or disassembly and
transportation to the work site, technicians authorized by this
company are responsible for assembly.
NOTE!
The company will not assume any responsibility for
any damage or danger caused by unauthorized
disassembly and installation.
After commissioning is complete, the machine can be used.
The machine must be taken to the place of installation and the
packing base removed only when being installed.
IMPORTANT
Do not place the dishwasher near hot sources such
as fryers, ovens, or hotplates.
Arranging the machine
1. Wear protective gloves and unpack the machine.
2. Lift the equipment with a lift truck, remove the base and
position it the place of use.
3. Put each section of the machine in sequence and connect
them together and install in place.
4. Carefully remove the protective film from the outer plate
without tearing it, to avoid leaving traces of glue.
5. Adjust the equipment by turning the special adjustable
feet.
Make sure it is perfectly level, both length wise and
crosswise.
F.5 Disposal of packing
The packing must be disposed of in compliance with the
current regulations in the country where the appliance is used.
All the packing materials are environmentally friendly.
They can be safely kept, recycled or burned in an appropriate
waste incineration plant. Recyclable plastic parts are marked
as follows:
Qtot
min 400 mm
min 400 mm
Qtot

18
Polyethylene
• Outer wrapping
• Instructions bag
• Protective film for gas nozzle
Polypropylene
• Straps
• Top packaging panels
Polystyrene foam
• Corner protectors
The parts in wood and cardboard can be disposed of,
respecting the current regulations in the country where the
machine is used.
F.6 Plumbing connections
IMPORTANT
Watermark labelled appliances must be installed in
accordance with AS/NZS 3500.1 and drainage to
be in accordance with 3500.2.
Install the machine water inlets and drain pipes
according to the plumbing circuit and installation
diagrams.
If the water pressure is:
• more than600 kPa [6 bar], a pressure reducing valve must
be installed on the inlet pipe. The supply water temperature
is related to the machine setup;
• is less than 100 kPa [1 bar], a booster pump must be
installed ahead of the machine.
Water connection ISO 228/1 DN 20 (G3/4”)
• Cold water inlet temperature:
– 10-60℃
– The recommended cold water temperature is: 10℃
• Hot water inlet temperature:
– 10-60℃
– The recommended hot water temperature is: 50℃
• Water inlet pressure:
– - 600 kPa [6 bar]
CAUTION
For every connection, installing a cut-off
valve and a pressure gauge between the
machine and the mains.
Pay attention to seal every component in
order to avoid any water leaks.
NOTE!
Connection pipes with anti-return/back flow protec-
tion and check valve and on/off valve are available
as optional accessories.
To ensure efficient machine operation, install a
water treatment device on the dishwasher inlet
connection piping if:
• the water hardness exceeds 14°fH/8°dH/10°eH
(a water softener and/or a water demineralizer);
• the water concentration of chlorides in water
exceeds 20 ppm (a reverse osmosis device).
Drain outlet hose connection
• Connect the drain outlet hose to the main drain pipe, fitting a
trap, or place the outlet pipe set into the Sewer entrance.
F.7 Plumbing circuits
RACK TYPE

19
F.8 Positioning of emergency switches
There is an emergency switch at the near the control panel of
the dishwasher that are clearly visible and identifiable and
easily accessed by the operator who must use them.
Operator can find it easily on below picture
F.9 Installation of detergent/rinse aid
dispensers
The machine is pre-configured for installation of detergent and
rinse aid dispensing devices.
The dispensers must be installed in a way that does not
compromise machine operation or safety.
The first time the machine is turned on, the dispenser should
be manually activated and filled;
WARNING
Contact with chemical substan-
ces (e. g. detergent, rinse aid,
scale remover, etc.) without
taking appropriate safety precau-
tions (e. g. personal protection
equipment) can involve expo-
sure to chemical risk and
possible damage to health.
Therefore always refer to the
safety cards and labels on the
products used.
CAUTION
Do not start the machine if the dispenser
devices do not meet the safety require-
ments of “EC“ Directives or current
regulations in the country of use.
CAUTION
The use of “foaming“/non-specific deter-
gents or in any case detergents used in
different ways from that prescribed by the
manufacturer, can cause damage to the
dishwasher and compromise washing
results.
Detergent dispenser
• Connect the detergent pipe, coming from the external
dispenser (see below picture，the lower one).
• Remove the cap plug;
• Connect the dispenser hose to the injector;
• Insert the inlet hose of the detergent dispenser into the
proper container.
Rinse aid dispenser
• Connect the detergent pipe, coming from the external
dispenser(see below picture，the upper one).
• Remove the cap plug;
• Connect the dispenser hose to the injector;
• Insert the inlet hose of the rinse aid dispenser into the
proper container.
IMPORTANT
The peristaltic dispensers (detergent and rinse aid)
and the tube inside the rinse aid dispenser require
periodical maintenance (at least once or twice a
year) or after prolonged machine idle periods.
NOTE!
To obtain excellence washing performance, use
detergent, rinse aid and descaling agent sug-
gested by Electrolux Professional. In the Electrolux
Professional web site, open the “Accessories and
Consumables“ web page and navigate into the
dishwashing equipment tab to order most suitable
detergents and accessories.
F.9.1 Conductivity probe
Remove the front panel. In the lower part of the tank there is an
additional closed hole (⌀= 22 mm) to be used for the
installation of the conductivity probe.
Remove the plug and install the conductivity probe.
F.10 Dispensers electrical connection
The electric box is equipped with a power connection terminal
for external distributor that can be used for 220 V and rated
current 3 A. The terminals are activated when the appliance is
on.
Connect the power supply of the dispenser between terminals
“401“ and “2“.

20
Detergent dispenser
• Connect the power supply of the detergent dispenser
between terminals “403“ and “2“.
These terminals will be activated during the wash phase.
Rinse aid dispenser
• Connect the power supply of the rinse aid between
terminals “407“ and “2“.
These terminals will be activated during the rinse phase.
F.11 Changing the type of detergent/rinse aid
If changing to a different detergent/rinse aid type (even one by
the same manufacturer), you must rinse the suction and
pressure hoses with fresh water before connecting the new
detergent/rinse-aid container.
CAUTION
Mixing of different types of detergent/
rinse-aid will cause crystallization, which
may result in a breakdown of the dosing
pump. Failure to observe this condition
will invalidate the guarantee and product
liability.
F.12 Electrical connections
WARNING
Refer to “Safety Information“.
CAUTION
The connection cable must be “H07RN-F“
type, oil proof. Tighten the cables properly
using a maximum torque of 6 Nm.
Make sure the machine power supply voltage specified on the
data plate matches the mains voltage B.3 Machine and
Manufacturer‘s identification data.
Make sure the system power supply is arranged and able to
take the actual current load and that it is executed in a
workmanlike manner according to the regulations in force in
the country of use.
The earth wire from the terminal board side must be longer
(max 20 mm) than the phase wires. Connect the power cable
earth wire to an efficient earth.
The machine must also be included in an equipotential system,
whose connection is made by means of screw EQ (see par.
Installation diagram) indicated by the symbol . The
equipotential wire must have a section of at least 10 mm2.
Connect the power cable to the equipment:
• Remove the top panel and insert the power supply cable
through the cable gland.
• Connect the power supply cable to the terminal block.
IMPORTANT
Make sure to refit the top panel of the electric box at
the end of the installation.
NOTE!
For additional information, refer to the wiring
diagram, supplied with the equipment.
380-415
L1 L2 L3NPE