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Electrolux Washing machines User Manual

Electrolux Washing machines
67 pages
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SERVICE MANUAL
WASHING
ELECTROLUX HOME PRODUCTS
ITALY S.p.A.
Spares Operations Italy
Corso Lino Zanussi, 30
Publication no.
I - 33080 PORCIA /PN
599 36 82-57
Fax +39 0434 394096
Edition: 2005-01-12
EN
WASHING MACHINES
with
electronic control
EWM2000EVO
& sensors
“SIGMA LCD”
display board
Production ZP (Porcia-Italy)

Table of Contents

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Electrolux Washing machines Specifications

General IconGeneral
BrandElectrolux
ModelWashing machines
CategoryWasher
LanguageEnglish

Summary

Electrolux Washing Machine Service Manual

Manual Overview and Model Identification

Describes manual scope, model EWM2000EVO, SIGMA LCD version, and production details.

Safety and General Specifications

Service Precautions

Emphasizes qualified service engineers and unplugging the appliance before touching internal components.

Appliance Technical Specifications

Lists key technical specifications including voltage, frequency, motor, and system types.

Control Panel and Display Board

Control Panel Layout

Describes the control panel version with left selector and incorporated ON/OFF switch.

Control/Display Board Components

Mentions the 6 buttons and 1 LED present on the control/display board.

LCD Display Functionality

LCD Information Lines Explained

Explains the content displayed on the LCD for current selection, status, temperature, spin, and options.

7 Operation with LCD Control

Control Panel Elements and Language Selection

Identifies control panel elements like buttons and describes the language selection process.

Temperature and Spin Adjustment

Describes how to adjust the programme temperature and spin speed.

7 Operation with LCD Control (Continued)

Option Selection and Confirmation

Details how to select and confirm options using the control buttons.

Additional Cycle Options

Covers Extra Rinses, Time Saving, and Delayed Start functionalities.

7 Operation with LCD Control (Continued)

Special Programme Options

Explains Prewash, Stains, Easy Iron, Energy Saving, and Setup options.

7 Operation with LCD Control (Continued)

Exiting and Starting Cycles

Describes how to exit programme selection and use the Start/Pause function.

7.1 Setup Options

Setup Menu Navigation and Settings

Covers menu access, memory saving, sound, rinse, and language settings.

7.1 Setup Options (Continued)

Clock, Contrast, and Brightness Settings

Details how to set the clock, adjust contrast, and control display brightness.

8 Washing Programmes

Programme Configuration and Selector Operation

Covers programme parameters, selector operation, and start/pause functions.

9 Washing Programmes and Options

9.1 Possible Programmes

Lists standard wash programmes with temperatures, rinses, and spin speeds.

9.2 Cycle Options Compatibility

Option Compatibility Matrix

Shows which washing options are compatible with different programmes.

9.3 Option Descriptions

Basic Cycle Options

Describes Night Cycle, Rinse-Hold, Pre-wash, Soak, and Stains options.

Performance and Special Options

Explains Short, Very Short, Intensive, and other performance-related options.

9.3 Option Descriptions (Continued)

Efficiency and Load Options

Details Economy/Energy, Sensitive, Half Load, Reduced Spin, and No Spin options.

Rinse and Ironing Options

Explains Extra Rinse, Bleach, and Easy-Iron options.

9.3 Option Descriptions (Continued)

Spin and Time Adjustments

Covers spin speed adjustment and time reduction (Quick) functionality.

Temperature and Buzzer Settings

Details temperature adjustment and how to exclude the buzzer.

9.4 Rinse Modifications

Rinse Count by Option

Table showing the number of rinses for various selected options.

Rinse Modification Notes

Notes on Half Load and Turbidity sensor impact on rinses.

9.5 Cotton/Linen Programmes (Cold-90°)

Cotton/Linen Programme Phases

Details the sequence of operations for Cotton/Linen programmes at various temperatures.

9.6 Cotton Rinse Programmes

Cotton Rinse Phases

Details the phases for cotton rinse programmes with two or three rinses.

9.7 Cotton/Linen Energy Label Programmes

Energy Label Programme Phases

Details the sequence of operations for Cotton/Linen energy label programmes.

9.8 Cotton/Linen Energy Label Rinses

Two-Rinse Energy Label Programmes

Details the phases for energy label programmes with two rinses.

Three-Rinse Energy Label Programmes

Details the phases for energy label programmes with three rinses.

9.9 Synthetics Programmes

Synthetics Programme Phases

Details the sequence of operations for synthetics programmes at various temperatures.

9.10 Synthetics Rinse Programmes

Synthetics Rinse Phases

Details the phases for synthetics rinse programmes (1st, 2nd, Last).

9.11 Delicate Fabrics Programmes

Delicates Programme Phases

Details the sequence of operations for delicate fabrics programmes.

9.12 Wool Programmes

Wool Programme Phases

Details the sequence of operations for wool programmes.

9.13 Hand Wash Programmes

Hand Wash Programme Phases

Details the sequence of operations for hand wash programmes.

9.14 Automatic Wash Programme

Automatic Programme Phases

Details the sequence of operations for the automatic wash programme.

9.15 Drum Movements

Low Speed Drum Movements

Describes Delicate, Normal, Vigorous, Wool, and Hand Wash drum movements.

9.15 Drum Movements (Continued)

Spin Phase Drum Movements

Details spin phase drum movements for Cotton/Linen and Synthetics programmes.

9.15 Drum Movements (Continued)

Final Spin Movements

Details final spin movements for Delicates, Wool, Easy Iron, and CSR programmes.

9.16 Water Level Control

Water Fill Level Definitions

Lists different water fill level types and their descriptions for various programme groups.

10 Technical Characteristics

10.1 Electronic Control System Overview

Describes the main PCB and control/display board of the EWM2000 EVO system.

Circuit Board Functions and Memory

Details main board functions and the control system's memory structure.

10.1 Electronic Control System (Continued)

Microprocessor Memory Structure Explained

Explains the breakdown of microprocessor memory into ROM, RAM, and EEPROM.

10.2 Analogic Pressure Switch

Pressure Switch Operation Principle

Explains how the analogic pressure switch controls water level in the tub.

10.3 Pressure Switch Settings

Pressure Switch Level Settings

Details the settings for anti-boiling and anti-overflow water levels.

10.4 Detergent Dispenser

Detergent Dispenser Types

Describes 3 and 4 compartment detergent dispensers and solenoid valves.

10.5 Anti-Flooding Device

Anti-Overflow Safety Function

Explains the function of the third pressure switch level as an anti-overflow safety device.

10.6 Power Supply and Programme Selection

Power Supply and Board Connections

Describes how the main board is powered and connected to the programme selector.

10.7 Door Interlock

10.7.1 Voltmetric PTC Interlock Operation

Explains the operation principle of the voltmetric door interlock with PTC.

Door Locked Indicator Lamp Function

Describes the function of the pilot lamp indicating the door lock status.

10.7 Door Interlock (Continued)

10.7.2 Instantaneous Interlock Operation

Explains the operation principle of the instantaneous door interlock.

Door Release Conditions and Automatic Release

Lists conditions for door release and details the automatic release device.

10.8 Water Fill System

Solenoid Valves and Level Sensing

Describes solenoid valves, powering, and water level detection.

10.8.1 Flow Meter Components

Flow Meter Component Identification

Identifies the components of the flow meter assembly.

10.8.2 Flow Meter Operation

Flow Meter Principle and Malfunctions

Explains how the flow meter works and describes potential malfunctions.

10.9 Drain Pump and 10.10 Recirculation Pump

Pump Control Operations

Explains how the drain and recirculation pumps are controlled by the PCB.

10.11 Aqua Control System

Aqua Control Functionality and Float Switch

Describes leak detection, drain activation, and the float switch mechanism.

10.12 Heating System

Heating Element and Temperature Sensor

Describes the heating element and the NTC temperature sensor.

Temperature Sensor Resistance Values

Lists NTC sensor resistance values at different temperatures.

10.13 Turbidity Sensor Operation

Turbidity Sensor Principle and Use

Explains how the turbidity sensor works and its role in rinse cycle optimization.

10.14 Motor and Power Supply

Motor Components, Power, and Speed Control

Details motor parts, power supply, relays, and speed control mechanisms.

10.16 Anti-Foam Control System

Anti-Foam Control Logic Explained

Explains the logic of the anti-foam control system using pressure switches.

10.17 FUCS (Fast Unbalance Control)

FUCS Balancing Procedure and Phases

Details the dynamic control procedure for unbalanced loads and its phases.

Ending the FUCS Balancing Phase

Describes the conditions under which the FUCS balancing phase ends.

10.17 FUCS (Fast Unbalance Control) (Continued)

Balancing Intervals and Failure Scenarios

Illustrates balancing within intervals and describes failure scenarios.

11 DEMO Mode

Demo Mode Operation and Access

Explains demo mode operation, limitations, and how to enter/exit.

12 Diagnostics System

Accessing and Exiting Diagnostics

Describes how to enter and exit the diagnostics system.

Diagnostics Test Phases Overview

Provides an overview of the phases performed during the diagnostics test.

12.3 Diagnostics Test Phases (Continued)

Diagnostic Phases and Component Checks

Details each diagnostic phase, component action, operating conditions, and checks.

12.3.1 LCD Display Board Diagnostics

LCD Display Board Functionality Check

Checks the LCD display board's symbols, segments, and LED lights.

12.3.1 Programme Selector Diagnostics

Programme Selector Contact Checks

Details checking programme selector contacts and their corresponding coding.

13 Alarms

13.1 User-Displayed Alarms

Lists user-displayed alarms and conditions for door opening during alarms.

13.2 Notes on Specific Alarms

Provides notes on configuration alarms and power supply issues.

13.3 & 13.4 Alarm Codes and Cancellation

Rapid Alarm Code Reading

Explains how to quickly view the last alarm code on the LCD.

Cancelling the Last Alarm

Describes the procedure to cancel the last alarm via diagnostics mode.

13.5 Main Electronic Board Alarm Codes

Main Board Alarms: Faults and Actions

Details alarm codes, possible faults, and actions for the main electronic board.

13.5 Main Electronic Board Alarm Codes (Continued)

Main Board Alarms: Faults and Actions (Cont.)

Continues the table of alarm codes, possible faults, and actions for the main board.

13.6 LCD Display Board Alarm Codes

LCD Display Board Alarms: Faults and Actions

Details alarm codes, possible faults, and actions for the LCD display board.

14 Operating Time Counter

14.1 Operating Time Reading and Display

Explains how to access and display the appliance's operating time on the LCD.

15 Accessibility

15.1 Control Panel Access Procedures

Details the steps for accessing and removing the control panel assembly.

15.1 Control Panel Access (Continued)

LCD Display Board and Programme Selector Access

Provides steps for removing the LCD display board and replacing the programme selector.

15.1 Control Panel Access (Continued)

Control Panel Reassembly and Component Access

Steps for control panel reassembly and accessing Flow Meter/Aqua Control.

15.4 Turbidity Sensor Access

Turbidity Sensor Removal and Installation

Provides steps for removing and installing the turbidity sensor.

16 Basic Circuit Diagram

Circuit Diagram Overview

Presents the basic circuit diagram of the appliance with sensors.

16.1 Circuit Diagram Key

Electric Components and Connections Key

Lists electric components and their corresponding main board connections for the circuit diagram.

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