Electrolux 6 Series Service Manual
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Electrolux 6 Series Service Manual

Electrolux 6 Series Service Manual

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 ELECTROLUX HOME PRODUCTS
Customer Care - EMEA
Training and Operations Support
Technical Support
Edition: 08/2015 - Rev. 01
Publication
number
599 74 32-54
SERIES
EN
Disassembly instructions
SERVICE MANUAL
TUMBLE DRYER
Condensation
tumble dryer
with heat pump
New Collection
6 / 7 / 8 / 9

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Summary of Contents for Electrolux 6 Series

  • Page 1 SERVICE MANUAL TUMBLE DRYER Condensation  ELECTROLUX HOME PRODUCTS Publication tumble dryer number Customer Care - EMEA with heat pump Training and Operations Support Technical Support New Collection 599 74 32-54 6 / 7 / 8 / 9 SERIES Disassembly instructions...
  • Page 2 Technical Support - A.D.L. 2/66 599 74 32-54 Rev.01...

  • Page 3: Table Of Contents

    INDEX Safety and installation ..........................5 Safety measures..........................5 Installation ............................6 Technical characteristics ..........................7 Operating characteristics and construction ....................8 Principle of the heat pump ......................... 8 Low consumption mode ........................9 Manufacturing characteristics ......................10 3.3.1 Drum ............................11 3.3.2 Air seal and drum rollers ......................
  • Page 4 6.9.2 Condensation water pump ......................37 6.10 Inverter board and three-phase asynchronous motor ..............38 6.11 Rotating compressor running capacitor ..................39 6.12 Temperature probe .......................... 40 6.13 Motor protector ..........................40 6.14 Rear panel ............................41 6.15 Rear air seal ............................ 42 6.16 Anti-entanglement cone ........................

  • Page 5: Safety And Installation

     Before starting work on a piece of equipment, check that the earth in the lodgings is working properly by using an appropriate tool and follow the instructions described / illustrated on the Electrolux Learning Gateway portal  http://electrolux.edvantage.net ...

  • Page 6: Installation

    1.2 Installation Remove the external film. If necessary use a cutter blade. Take off the cardboard cover and remove the corner elements. Remove the polystyrene base and set the tumble dryer in position. ATTENZIONE The tumble dryer weighs approximately 60 kg. Adjust the four feet so that the appliance is installed perfectly level (using a spirit level), to allow for the correct flow of condensation water into the purpose-...

  • Page 7: Technical Characteristics

    2 Technical characteristics Power supply voltage. 230 V Power supply frequency 50 Hz Energy class Maximum power absorption 1,050 W 900 W Maximum energy consumed per 1 hour cycle 1.6 KW/h 1.85 KW/h Drum volume 118 litres Foot adjustment +1.5 cm Weight approx.

  • Page 8: Operating Characteristics And Construction

    3 Operating characteristics and construction 3.1 Principle of the heat pump Operating principle Operating principle with auxiliary capacitor 1 Capacitor. Air circulation fan. 2 Steamer. Capillary. 3 Drum. NTC. 4 Condensation collection tray. 10 Compressor cooling fan. 5 Condensation collection tank. 11 Condensation water suction pump.

  • Page 9: Low Consumption Mode

    The, by now hot air is circulated by the fan (6) and passes through the washing in the drum (3) absorbing humidity and reaches the steamer (1) humid and hot. The latter which is now at a lower temperature thanks to the expansion of the gas ensures that all the humidity in the circulating air condenses.

  • Page 10: Manufacturing Characteristics

    3.3 Manufacturing characteristics 1. Frontal piece 11. Base (lower part) 21. Pump compartment lid 2. Front air conduit 12. Capacitor 22. Drum rollers 3. Drum 13. Steamer 23. Fluff filter 4. Rear panel 14. Auxiliary capacitor 24. Fluff filter base 5.

  • Page 11: Drum

    3.3.1 Drum The drum is made up of steel or zinc casing where inside there are three blades positioned at 120° one from the other which move the washing around during drum rotation. DRUM BLADE BLADE 3.3.2 Air seal and drum rollers Front air seal 1.

  • Page 12: Water Circuit

    3.3.3 Water circuit Pump immersed in the trap. Tank water drain pipe (red). Water overflow drain pipe (transparent). Tank support. Level sensor. The condensation water that forms inside the exchanger is collected in a trap. There is a float (5) inside this trap that informs the circuit board that there is water. This powers a pump (1) which conveys the water through the red pipe (2) from the trap to the tank inserted in the tank support (4).

  • Page 13: Electric Components

    4 Electric components 4.1 Control board The control board or control panel is designed to allow the setting of the various programmes via the selector and to select the various options by pressing specific keys. Depending on the appliance model, the control board can be fitted with an LCD to display the various options selected, along with the drying phases, any alarms, the time left until the end of the cycle and other information.

  • Page 14: Main Electronic Circuit Board

    4.2 Main electronic circuit board A Main circuit board. B Sensors. C Inverter motor board. D Actuators. Control board. LCD (only on certain models). G Selector. The electronic control unit is made up of a circuit board inserted in a plastic box, secured onto the top right crossbar.

  • Page 15: Main Circuit Board Functions

    4.2.1 Main circuit board functions  Acquires the commands for the drying cycle set-up.  Powers up all the main components: Pump, drum rotation motor, heater unit and drum light.  Controls the temperature of the air inside the tumble dryer (by means of an NTC probe), the humidity level in the washing (by means of the conductivity sensor), the level of the tank and the door safety lock.

  • Page 16: Inverter Motor Control Board

    4.3 Inverter motor control board Inverter motor control board. Inverter motor. Main electronic circuit board. The Inverter motor control board receives the clock pulses and power from the main circuit board. It controls the drum rotation motor. In the event of a fault, the motor is protected by the circuit board which detects greater current absorption and cuts off the power supply to the motor.

  • Page 17: Conductivity Sensor

    4.4 Conductivity sensor These electronics use a conductivity sensor, comprising an electronic circuit (located inside the main circuit board) and a part outside the board comprising two sensors positioned on the front air conduit. When the drum is empty, there is an infinite impedance between the two sensors, while its value is affected by the washing load, by the type of fabric and by the degree of humidity in the washing placed inside the...

  • Page 18: Ntc Probe

    4.7 NTC probe This sensor is fixed to the hot air fan screw. It comprises a heating element, inserted in a metal capsule, with a value that decreases as the temperature rises. The electronic circuit reads the value of the heating element (which depends on the temperature inside the tumble dryer) and when it drops below a certain value, cuts the power supply to the heater unit.

  • Page 19: Compressor

    4.9 Compressor The compressor activates the coolant fluid circuit (R407c). Power supply voltage 220 V 50 Hz Power consumed 480 Watt 6.84 Ω ± 7% Main coil resistance 5.88 Ω ± 5% Auxiliary coil resistance Overall weight 8.5 kg Oil 210 cm³ +-10 cm³ NMOC Ze – Gles RB68EP A Line.

  • Page 20: Compressor Cooling Fan

    4.12 Compressor cooling fan Axial fan on ball bearings Power supply voltage 132-240 V 50-60 Hz Power consumed 23 W Rotating speed rpm 2,600 / 3,000 Air flow at 2,600 rpm 2.32 m³ Air flow at 3,000 rpm 2.72 m³ 4.13 Door micro-switch The door switch makes it possible for the electric components to be powered after the door has been closed.

  • Page 21: Motor

    4.14 Motor The asynchronous three-phase motor used in this tumble dryer has permanent magnets and is driver directly by the inverter motor control board, which in turn receives commands from the main circuit board. Fan. Belt tensioner. Motor. Vibration damping bushes. The motor unit consists of a belt tensioner (2) situated on an axis on the motor casing and secured by a spring ring, with one fan (1) for the circulation of hot air, bolted to the motor shaft, of the motor (3) with thermal cut-out and two vibration damping bushes (4) positioned on the two motor casings.
  • Page 22 Wiring diagram 1. Main board. 9. Inverter board (motor piloting). 2. Anti-disturbance filter. 10. Inverter board. 3. Water collection tray micro-switch. 11. Compressor fan. 4. Filter sensor. 12. Condensation water pump. 5. Temperature probe. 13. Compressor. 6. Humidity sensor. 14. Drum light. 7.

  • Page 23: Selector Dial Positions In Diagnostics

    5 Selector dial positions in diagnostics The alarms are enabled during diagnostic testing of components. If an alarm appears, move the selector to the first position to exit the alarm status and, if necessary, continue the test (if the alarm is not triggered again). To check the correct functioning of the float switch and pump, the trap should be filled with approximately 0.7 litres of water.
  • Page 24 Position 3 To test the drum rotation motor in an Anti-clockwise drum rotation Purpose of the test: anti-clockwise direction. Components activated: Motor TRIAC. Anti-clockwise direction relay. Drum rotation motor. Condensation water filling pump. The motor turns the drum anti-clockwise and the Behaviour: condensation water filling pump is in operation.
  • Page 25 Position 7 Open-circuited conductivity To check the conductivity sensor in open-circuit Purpose of the test: sensor conditions. Components activated: Conductivity sensor. Behaviour: The test lasts 4 seconds, during which the LCD flashes, displaying 000. At the end of the test, the LCD stops flashing and displays III.
  • Page 26 Position 10 Last alarm display and possible Purpose of the test: To see the alarm and delete it. reset Behaviour: The LCD display flashes and shows any alarm present. Working conditions: Turn the dial to position 10, paying attention not to stop in position 8 in order to avoid error 32.

  • Page 27: Access To Components

    6 Access to components 6.1 Upper fluff filter cleaning  Open the door.  Pull the fluff filter upwards to remove it.  Open it and remove all fluff.  Any residual fluff should be removed by washing the filter under running water. 6.2 Capacitor filter cleaning ...

  • Page 28: Clean Condensation Water Filter

    6.3 Clean condensation water filter  Remove the capacitor filter.  Lift the condensation water filter up slightly.  Remove and wash it. 6.4 Worktop  Loosen the 2 rear fixing screws.  Remove the tank.  Loosen the front fixing screw. ...

  • Page 29: Sides

    6.5 Sides  Remove the worktop.  Loosen the screws that secure the sides to the top crossbars.  Unscrew the 4 screws for each side located at the back of the tumble dryer.  Slightly lift up the panel to ensure that the fixing catch located in the tumble dryer comes out of pocket located in the panel.

  • Page 30: Main Electronic Circuit Board

    6.6 Main electronic circuit board  Remove the worktop.  Remove the right side panel.  Unhook the board protection fitting clips and remove them by pulling them upwards.  Disconnect all connectors, making a note of their positions.  Remove the two fastening screws from the crossbar.

  • Page 31: Control Board

    6.7.1 Control board  Loosen the 9 fastening screws on the board.  Using a screwdriver unhook the 10 fixing clips and simultaneously lift up the whole board unit until it has been completely removed. 6.7.2 Programme selector know series 6 ...

  • Page 32: Buttons Spring And Led Light Diffuser

    6.7.4 Buttons spring and LED light diffuser  Using a screwdriver unhook the 3 fixing clips taking care not to damage the locking slots and simultaneously lift up the button springs in order to remove them. ATTENZIONE In order to remove the LED light diffuser from its seat, first remove the buttons spring.

  • Page 33: Door

    6.8 Door To remove the dryer door, irrespective of whether it is a plastic dummy door or in transparent glass, proceed as follows:  Unscrew the 2 screws that hold the door to the front.  Lift up slightly so that the hook unhooks and remove it.

  • Page 34: Plastic Door Micro Switch Lever

    6.8.2 Plastic door micro switch lever  Insert the door microswitch lever so that the reference pocket is positioned towards the inside of the internal frame so that it lines up with the notch in the external frame. Technical Support - A.D.L. 34/66 599 74 32-54 Rev.01...

  • Page 35: Glass Door Handle, Latch And Hinge

    6.8.3 Glass door handle, latch and hinge  Unscrew the 4 perimetral screws that attach the hinge unit to the door.  Using a screwdriver and taking care not to damage the frame, remove the whole hinge unit.  Unscrew the remaining 8 screws that hold the frame to the door and remove it. ...

  • Page 36: Level Sensor And Condensation Water Pump

    6.9 Level sensor and condensation water pump  Loosen the screws that hold on the level sensor compartment lid and pump.  Unhook the fastening clip.  Remove the protection. 6.9.1 Level sensor  Detach the connector and remove it. ...

  • Page 37: Condensation Water Pump

    6.9.2 Condensation water pump  Using pliers, loosen and raise the clamp securing the red pipe (supply) and raise it a few centimetres.  Repeat the operation with the transparent pipe (comes back too full).  Disconnect the 2 pump connectors and the level sensor connector.

  • Page 38: Inverter Board And Three-Phase Asynchronous Motor

    6.10 Inverter board and three-phase asynchronous motor  Remove the worktop.  Remove the right side panel.  Loosen the 2 screws securing the Inverter motor control board and remove it by raising it slightly and pulling it outwards.  Loosen the 10 screws that hold the rear air conduit.

  • Page 39: Rotating Compressor Running Capacitor

     Loosen the 2 screws that hold the inverter motor board support rod.  Pull it upwards and remove it.  Disconnect the motor connector.  Using a pair of pliers, detach the spring that keeps the tensioner spring under tension. ...

  • Page 40: Temperature Probe

    6.12 Temperature probe  Remove the worktop.  Remove the right side panel. We recommend you remove the drum rotation motor to make this operation easier.  Disconnect the probe.  Remove the probe holding metallic clip (2).  Pull the probe (1) upwards in order to remove it from its slot.

  • Page 41: Rear Panel

    6.14 Rear panel  Remove the worktop.  Remove the sides.  Using a pair of pliers open the clamp and disconnect the red pipe from the connector.  Pull out the red pipe so it is free from the rear panel.

  • Page 42: Rear Air Seal

    6.15 Rear air seal  Remove the rear panel.  Raise the air seal to remove it completely. ATTENZIONE When repositioning the front air seal, make sure the joint is approximately positioned as shown in the figure. 6.16 Anti-entanglement cone The anti-entanglement cone ensures that during the drying stage the washing does not get tangled up in itself.

  • Page 43: Frontal Piece

    6.17 Frontal piece  Remove the worktop.  Remove the control panel (you do not need to disconnect it electrically).  Loosen the 2 screws securing the appliance door to the air conduit.  If present, remove the aesthetic cover above the door block (not shown in the figure) using a screwdriver.

  • Page 44: Door Micro-Switch

    6.19 Door micro-switch  Remove the frontal piece.  Disconnect the connector.  Lift the whole unit outwards. 6.20 Base board  Loosen the 2 front screws.  Loosen the rear screw on the right side.  Using a pair of pliers, unhook the holding clips on the left and right.

  • Page 45: Compressor Cooling Fan

    6.21 Compressor cooling fan  Remove the worktop.  Remove the side panels.  Remove the support.  Disconnect and pull out the cabling.  Loosen the 2 screws that hold the fan in the lower part.  Lift up the 2 upper holding hooks and simultaneously remove the fan.

  • Page 46: Front Air Conduit

    6.22 Front air conduit  Remove the frontal piece.  Loosen the 13 screws securing the front air conduit to the crossbars, to the tank support and to the appliance base.  Raise the two crossbars slightly so as to remove them.

  • Page 47: Heat Exchanger Compartment Door

    6.24 Heat exchanger compartment door  Open the kick plate door.  Open the heat exchanger compartment door completely.  Turn it slightly so that the hinge pins are fully released from their seats.  To reposition the door, position the pins on the hinges.

  • Page 48: Alarms

    7 Alarms Operation of the alarms is configurable according to the model. Some or all of the alarms may be displayed to the user. When an alarm condition occurs, the drying cycle may be interrupted or paused; in some cases, for safety reasons, a forced cooling cycle is performed.

  • Page 49: Cancelling The Last Alarm Memorised

    7.3 Cancelling the last alarm memorised It is good practice to cancel the alarm code from the memory:  After reading the alarm, to check whether it is repeated during the diagnostics cycle.  After effecting repairs to the appliance, to check whether it is repeated during testing. 1.

  • Page 50: Env06 Tumble Dryers Alarms Table Summary

    7.5 ENV06 TUMBLE DRYERS ALARMS TABLE SUMMARY Full name Action Notes and possible causes  Pump disconnected (wiring or connector error).  The cycle is suspended.  Pump faulty. Condensation water filling pump  If detected during configuration, the cycle start will Ex21 ...
  • Page 51 Full name Action Notes and possible causes  The cycle is suspended. Motor TRIAC “sensing” circuit faulty  If it is detected before the cycle starts, the cycle  Main circuit board faulty. Ex53 start will not be permitted.  The cycle is suspended. ...
  • Page 52 Full name Action Notes and possible causes  The cycle is suspended.  Faulty wiring.  If it is detected before the cycle starts, the cycle Input voltage is lower than 175 V  Inverter board faulty. start will not be permitted. ...
  • Page 53 Full name Action Notes and possible causes  Motor Wiring Ex66 VSC motor plug not connected  Stops cycle execution  Motor Windings  VSC Board  VSC Board - Motor Wiring Ex67 VSC Current Trip Failure  Stops cycle execution ...
  • Page 54 Full name Action Notes and possible causes NTC1 reading out of range.  The cycle is suspended.  Wiring failure.  If it is detected before the cycle starts, the cycle Ex71 Drying NTC alarm  NTC failure. start will not be permitted. ...
  • Page 55 Full name Action Notes and possible causes  Only detected when configuration is performed.  Wrong selector configuration (MCF) or missing Ex97 Missing programme on CTF alarm  Does not allow the cycle to start. cycle on cycle table (CCF). ...
  • Page 56 Full name Action Notes and possible causes  No action possible.  Main board faulty. ExF6 Microprocessor safety reset Technical Support - A.D.L. 56/66 599 74 32-54 Rev.01...

  • Page 57: Troubleshooting

    8 Troubleshooting 8.1 The diagnostics programme cannot be accessed Change / Reconnect the power cord Are the power cord and connections and run the diagnostics programme. functioning? Is the anti-disturbance filter that is Change the junction box with integrated into the junction box anti-disturbance filter and run functioning correctly? the diagnostics programme.

  • Page 58: The Leds Do Not Light Up After The Buttons Are Pressed

    8.2 The LEDs do not light up after the buttons are pressed Are the buttons unobstructed and do Fix the mechanical problems they activate the various options (control panel - keys - supports - pin). correctly? When the buttons are pressed, the Change the main circuit board and run cycle options are acquired.

  • Page 59: The Drying Cycle Is Long And The Washing Is Still Humid

    8.3 The drying cycle is long and the washing is still humid Has the washing been through Spin the washing before placing it a sufficient spin cycle, or is the inside the tumble dryer and check load quantity appropriate? the load quantity. Are the fluff filters clean and is the Clean all the filters and empty out the condensation water tank empty?

  • Page 60: Checking The Heat Pump Performance

    8.4 Checking the heat pump performance To check the correct functioning of the heat pump, position the sensors in the points indicated and compare the graphs with those provided below. In the event of significant variations, the presence of a fault is likely. 8.4.1 Models without auxiliary capacitor HP A-50% 1 Capacitor inlet 3 Evaporator inlet...

  • Page 61: Models With Auxiliary Capacitor Hp 2C

    8.4.2 Models with auxiliary capacitor HP 2C Capacitor inlet Evaporator inlet Capacitor outlet Evaporator outlet 1201 1801 2401 3001 3601 4201 4801 5401 6001 6601 7201 7801 8401 9001 9601 Time in minutes Technical Support - A.D.L. 61/66 599 74 32-54 Rev.01...

  • Page 62: Servicing The Heat Pump Circuit

    8.5 Servicing the heat pump circuit 8.5.1 Replace compressor ATTENZIONE The circuit is evacuated with the compressor switched off. Dispose of the R407c coolant complying with the legal provisions in your country.  Disconnect the appliance from the power supply. ...

  • Page 63: Filling

    8.5.2 Filling The coolant can be topped up directly from the bottle using purpose-provided scales (4). R407a coolant is supplied in disposable bottles. During filling, the compressors must be switched off and the serviceman must wear appropriate protection devices. R407c 570g models without auxiliary capacitor.

  • Page 64: Door Reversibility

    9 Door reversibility Technical Support - A.D.L. 64/66 599 74 32-54 Rev.01...
  • Page 65 Technical Support - A.D.L. 65/66 599 74 32-54 Rev.01...

  • Page 66: Revisions

    10 Revisions Revision Date Description Written by Approved by - on 07/2011 Document creation A.D.L. 08/2015 Alarms table update Technical Support - A.D.L. 66/66 599 74 32-54 Rev.01...

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