SERVICE MANUAL LAUNDRY ELECTROLUX HOME PRODUCTS ITALY S.p.A. Spares Operations Italy Corso Lino Z
SOI/DT 2006-01 dmm 10/71 599 37 47-13 3.3 Classification of soiling The dirt in the fabrics consists essentially of: PROTEICN-BASED substances
SOI/DT 2006-01 dmm 11/71 599 37 47-13 3.6 Water Water is the most important element in the washing process, and is fundamental to the final result.
SOI/DT 2006-01 dmm 12/71 599 37 47-13 3.6.3 Total water hardness Total hardness is the sum of the temporary hardness (caused by calcium and magnesi
SOI/DT 2006-01 dmm 13/71 599 37 47-13 3.7 Detergents Modern detergents are less aggressive than those used in the past, partly for reasons of envir
SOI/DT 2006-01 dmm 14/71 599 37 47-13 3.7.3 Functions of other components of a detergent 1. ENZYMES: Enzymes are proteins produced by living cell
SOI/DT 2006-01 dmm 15/71 599 37 47-13 3.7.4 Detergent quantities - efficiency of the washing programme according to the load and the water hardnes
SOI/DT 2006-01 dmm 16/71 599 37 47-13 3.7.5 Washing additives 1. SOFTENER: (Cationic surface-active agent + fragrance): This additive is introduce
SOI/DT 2006-01 dmm 17/71 599 37 47-13 3.8 The function of the water temperature The variety and quality of natural and synthetic fibres which comp
SOI/DT 2006-01 dmm 18/71 599 37 47-13 3.9 Washing machine programmes Pre-wash (not for wool and, in some cases, delicate fabrics) 1. Water fill
SOI/DT 2006-01 dmm 19/71 599 37 47-13 4 FRONT-LOADING WASHING MACHINE “HEC” 1. Electronic board 2. Detergent dispenser 3. Tub suspension s
SOI/DT 2006-01 dmm 2/71 599 37 47-13
SOI/DT 2006-01 dmm 20/71 599 37 47-13 4.1.1 “ECO-BALL” ball valve The "Eco-ball" valve consists of a sphere contained inside the tube tha
SOI/DT 2006-01 dmm 21/71 599 37 47-13 4.1.3 “JETSYSTEM” washing system In the "Jetsystem" washing system, considering that the removal
SOI/DT 2006-01 dmm 22/71 599 37 47-13 4.2 Cabinet The cabinet consists of a steel metal-plate shell on which are screwed the inferior crossbars and
SOI/DT 2006-01 dmm 23/71 599 37 47-13 4.4 Control panel The plastic control panel is secured to the control panel support by some screws. The shape
SOI/DT 2006-01 dmm 24/71 599 37 47-13 4.5 Washing groups The washing group is suspended from the support crosspiece by two helical springs. The osci
SOI/DT 2006-01 dmm 25/71 599 37 47-13 4.5.2 Washing group The tub consists of two half-shells in Carboran, secured together by a series of self-tap
SOI/DT 2006-01 dmm 26/71 599 37 47-13 4.5.2.2 Drum The drum consists of a stainless steel casing to which the two flanges are crimped. Three Carb
SOI/DT 2006-01 dmm 27/71 599 37 47-13 4.5.2.4 Drum rotation drive belt These appliances are fitted with elastic drive belts. The motor is mounted
SOI/DT 2006-01 dmm 28/71 599 37 47-13 4.6 Detergent dispenser 4.6.1 Detergent dispenser with multiple-outlet solenoid valve ("long" versi
SOI/DT 2006-01 dmm 29/71 599 37 47-13 4.6.1.1 Operating principle Water fill to pre-wash compartment (Pre-wash solenoid valve) • This version is u
SOI/DT 2006-01 dmm 3/71 599 37 47-13 CONTENTS 1 PURPOSE OF THIS SERVICE MANUAL ...
SOI/DT 2006-01 dmm 30/71 599 37 47-13 4.6.2 Detergent dispenser with multiple-outlet solenoid valve ("short" version G19) 1. Fill hose
SOI/DT 2006-01 dmm 31/71 599 37 47-13 4.6.2.1 Operating principle Water fill to pre-wash compartment (Pre-wash solenoid valve) • This version is u
SOI/DT 2006-01 dmm 32/71 599 37 47-13 4.7 Washing machine with traditional washing system and “ECO-BALL” ball valve 1. Drain pump 2. Filter
SOI/DT 2006-01 dmm 33/71 599 37 47-13 5 ELECTRICAL COMPONENTS 5.1 Suppressor 5.1.1 General characteristics The suppressor is connected to the input
SOI/DT 2006-01 dmm 34/71 599 37 47-13 5.2 Push-button 5.2.1 General characteristics Single-button versions are used. These differ as regards the nu
SOI/DT 2006-01 dmm 35/71 599 37 47-13 5.3 Door safety interlock (traditional version) 5.3.1 General characteristics The electromechanical door safe
SOI/DT 2006-01 dmm 36/71 599 37 47-13 5.3.4 Checking for efficiency THE DOOR DOES NOT OPEN AT THE END OF THE CYCLE: - Operate the washing machine
SOI/DT 2006-01 dmm 37/71 599 37 47-13 5.4.2.1 "Door open" conditions The main PCB, before sending the door aperture signals, checks for t
SOI/DT 2006-01 dmm 38/71 599 37 47-13 5.5 Solenoid valve 5.5.1 General characteristics The solenoid valve ducts water through the detergent dispe
SOI/DT 2006-01 dmm 39/71 599 37 47-13 5.6 Pressure switch 5.6.1 General characteristics The function of the pressure switch is to determine the quan
SOI/DT 2006-01 dmm 4/71 599 37 47-13 5.2.2 Electrical symbol ...
SOI/DT 2006-01 dmm 40/71 599 37 47-13 5.6.3 Operating principle Tub empty Water flows into the tub Water is drained from the tub As there is no wa
SOI/DT 2006-01 dmm 41/71 599 37 47-13 5.7 Analogue (electronic) pressure switch 5.7.1 General characteristics The electronic pressure switch is an
SOI/DT 2006-01 dmm 42/71 599 37 47-13 5.7.3 Electrical symbol 5.7.4 Circuit diagrams and operating frequency 5.7.5 Checking for e
SOI/DT 2006-01 dmm 43/71 599 37 47-13 5.8 Commutator motor 5.8.1 General characteristics Commutator motors are fitted to appliances with spin speeds
SOI/DT 2006-01 dmm 44/71 599 37 47-13 5.8.2.1 Control of the speed of the motor Speed control is obtained by using an electronic control system
SOI/DT 2006-01 dmm 45/71 599 37 47-13 5.8.2.3 Tachometric generator As in all motors powered in series, the speed of the commutator motor depends o
SOI/DT 2006-01 dmm 46/71 599 37 47-13 5.8.4 Circuit diagram 5.8.5 Checking for efficiency 1. Check the connector blocks (
SOI/DT 2006-01 dmm 47/71 599 37 47-13 5.9 Induction motors (asynchronous) 5.9.1 General characteristics The function of the motor is to rotate the
SOI/DT 2006-01 dmm 48/71 599 37 47-13 5.10 Inverter (if featured) The EWM3000 electronic control system uses a new 2-pole, three-phase, asynchron
SOI/DT 2006-01 dmm 49/71 599 37 47-13 5.11 Heating element 5.11.1 General characteristics The heating element that heats the washing water is encap
SOI/DT 2006-01 dmm 5/71 599 37 47-13 5.16.2 Wiring ...
SOI/DT 2006-01 dmm 50/71 599 37 47-13 5.12 NTC temperature sensor (incorporated in the heating element) 5.12.1 General characteristics In the elect
SOI/DT 2006-01 dmm 51/71 599 37 47-13 5.13 Drain pump 5.13.1 General characteristics The function of the drain pump is to discharge the water at the
SOI/DT 2006-01 dmm 52/71 599 37 47-13 5.14 Water control (if featured) The Water Control system is a sensor located in contact with the base frame.
SOI/DT 2006-01 dmm 53/71 599 37 47-13 5.15 Circulation pump (if featured) 5.15.1 General characteristics Jetsystem models are fitted with a synchro
SOI/DT 2006-01 dmm 54/71 599 37 47-13 5.16 Circuit diagrams Each model produced is accompanied by a wiring diagram and a basic circuit diagram. 5.
SOI/DT 2006-01 dmm 55/71 599 37 47-13 5.16.2 Wiring Two types of wiring harness are used for the various models: • Modular: the wiring harness con
SOI/DT 2006-01 dmm 56/71 599 37 47-13 5.16.4 Basic circuit diagram An example of a basic circuit diagram is shown below. The circuit diagram should
SOI/DT 2006-01 dmm 57/71 599 37 47-13 6 ACCESSING COMPONENTS 6.1 Access from the work top a. Remove the two rear screws which fit it to the ca
SOI/DT 2006-01 dmm 58/71 599 37 47-13 6.1.3 Suppressor a. Remove the work top. b. Unscrew the nut which fit the suppressor to the cabinet.
SOI/DT 2006-01 dmm 59/71 599 37 47-13 6.1.6 Control panel a. Extract the detergent drawer. b. Remove the screws that secure the control panel to
SOI/DT 2006-01 dmm 6/71 599 37 47-13 1 PURPOSE OF THIS SERVICE MANUAL The purpose of this Service Manual is to provide Service Engineers, who alre
SOI/DT 2006-01 dmm 60/71 599 37 47-13 6.1.9 Detergent dispenser a. Remove the work top. b. Unscrew the clamp and detach the tube from the deterge
SOI/DT 2006-01 dmm 61/71 599 37 47-13 6.2 Access from the front panel From the front panel it is possible to access to: ª Door ª Door hinge ª Doo
SOI/DT 2006-01 dmm 62/71 599 37 47-13 6.2.4 Bellows seal a. Detach the retaining ring and the seal from the front panel. b. Remove the clamp and
SOI/DT 2006-01 dmm 63/71 599 37 47-13 6.2.6 Drain filter pump body a. Detach the hoses. b. Remove the screw which secures it to the crosspiece
SOI/DT 2006-01 dmm 64/71 599 37 47-13 6.3 Access from the rear panel a. Remove the screws which secure the rear panel to the back side of the
SOI/DT 2006-01 dmm 65/71 599 37 47-13 6.3.3 Motor a. Detach the wiring connectors. b. Remove the rear screws which secure the motor and loosen the
SOI/DT 2006-01 dmm 66/71 599 37 47-13 6.4 Access from the bottom of the appliance 6.4.1 Damper a. Press the locking key and at the same time rem
SOI/DT 2006-01 dmm 67/71 599 37 47-13 6.5 Washing group a. Remove the work top. b. Remove the rear panel, detach the hoses from the tub (dispen
SOI/DT 2006-01 dmm 68/71 599 37 47-13 6.6.1 Drum shaft bearings If it is necessary to replace the bearings, the engineer may: Replace the rear tu
SOI/DT 2006-01 dmm 69/71 599 37 47-13 6.7 Drum lifter The drum lifter can be removed from the interior for tubs G19 G20 G22. Removal a. Insert a
SOI/DT 2006-01 dmm 7/71 599 37 47-13 3 WASHING PRINCIPLES 3.1 Washing The washing of the fabrics consists of transferring the dirt from the fabric
SOI/DT 2006-01 dmm 70/71 599 37 47-13 7 TOOLS AND MATERIALS 7.1 Standard tools 1. Set of standard flat-head screwdrivers (small, medium, large).
SOI/DT 2006-01 dmm 71/71 599 37 47-13 14. Hammer (~ gr.300). 15. Plastic or rubber-head hammer. 7.2 Materials Ö soap and water Ö sili
SOI/DT 2006-01 dmm 8/71 599 37 47-13 3.2 Fabrics 3.2.1 Natural and artificial fibres NATURAL FIBRES Wool Special wool ANIMAL FIBRES Silk Cotton L
SOI/DT 2006-01 dmm 9/71 599 37 47-13 3.2.4 International symbols for washing of fabrics Labels marked with the following symbols are affixed to th
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