Electrolux EL4300 Service Manual Download Page 7 | Manualshive

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EN Publication

number

Nr

Rev. xx

Month/year

PR - 7/37

7

2 ACCESSIBILITY

The following chapter follows a disassembling process that step by step will allow the Technician to

completely dismount the vacuum cleaner. Tags have been added to help finding the needed item to be
removed quickly.

The following sections are outlined:

- Dust

container

-

Pedals, display cover and hose connection

- Upper

cover

- Top

cover

- Handle
- Motor

housing

- Motor
- Cord

winder

- HBTN

ATTENTION:
Boards and electronic devices could be damaged by electrostatic discharges.
Don’t touch any components without any ESD protection.

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Summary of Contents for EL4300

Page 1: ...EN Publication number Nr Rev xx Month year PR 1 37 1 SERVICE MANUAL VACUUM CLEANER E H P Floor Care Number of publication Nr Edition Date EN ULTRA ACTIVE Factory XX XXXXXX YY ...

Page 2: ...7 3 8 1 View of level 1 control PCB 29 3 9 Display PCB 30 3 10 Pressure switch PCB 31 4 PCB Power Module position 014A 302 4 1 Introduction 32 4 2 Connection for control unit 32 4 3 Low Current Power Module 33 4 3 1 Power supply design low current power module 33 4 3 2 Electrical specification 33 4 4 High Current Power Module 33 4 4 1 Electrical specification switched power supply 33 5 RF transmit...

Page 3: ...EN Publication number Nr Rev xx Month year PR 3 37 3 1 General description ...

Page 4: ...3in1 accessory clip 13 Aeropro telescopic tube 14 Aeropro nozzle 15 Standard hoze 16 Standard handle 17 Interlocking telescopic tube 18 Dust magnet nozzle 19 Power regulation button for models with manual control 20 Display for models with remote control 21 Aeropro ergo handle 22 Aeropro classic handle 23 Aeropro remote control handle for motorized nozzle 24 Aeropro motorized nozzle 25 Aeropro tur...

Page 5: ...EN Publication number Nr Rev xx Month year PR 5 37 5 1 1 Exploded view ...

Page 6: ...F RECIEVER 12 MOTOR COVER 40 SUSPENSION BLOCK 68 PCB CONTROL UNIT 2G ACTIVE 13 TOP PART 41 SEALING STANDARD FILTER 69 POWER SUPPLY UNIT ACTIVE NOZZLE 14 HANDLE LOW 42 SEALING INLET TUBE FRONT 70 Wire comm 15 PEDAL ON OFF 43 SEALING AIR CHANNEL REAR 71 WIRE 1 MOTOR PM 16 PEDAL CW 44 SEALING GABLE RIGHT 72 WIRE 2 PM ON OFF 17 LEVER CW 45 SPRING BAR CONTAINER 73 WIRE 4 PM CU RF 18 LEVER ON OFF 46 SPR...

Page 7: ... the vacuum cleaner Tags have been added to help finding the needed item to be removed quickly The following sections are outlined Dust container Pedals display cover and hose connection Upper cover Top cover Handle Motor housing Motor Cord winder HBTN ATTENTION Boards and electronic devices could be damaged by electrostatic discharges Don t touch any components without any ESD protection ...

Page 8: ...EN Publication number Nr Rev xx Month year PR 8 37 8 You can change the gaskets the door and the cyclone cone Dust container ...

Page 9: ...dal and the on off pedal with a normal screw driver Push the screw driver next to the central side of the pedal and stretch it out Do the same with both pedals Display cover Stretch the cover with a normal screw driver at the middle of the front side Pedals display cover and connection for hose ...

Page 10: ...th year PR 10 37 10 Connection for hose To remove the hose connector you have to use a normal screw driver Stretch the cover start it at the top After you can reach the lower side push your screw driver below the part and stretch it out ...

Page 11: ...EN Publication number Nr Rev xx Month year PR 11 37 11 Take out the two screws and remove the upper cover Upper cover ...

Page 12: ...EN Publication number Nr Rev xx Month year PR 12 37 12 Take out the 6 screws you can find below the pedals the hose connector and the upper cover Top cover ...

Page 13: ...ber Nr Rev xx Month year PR 13 37 13 After that you can remove the top cover Inside the front side of the top cover you can find two clips Stretch that out and take out the cover of the electrical connection of the hose ...

Page 14: ...EN Publication number Nr Rev xx Month year PR 14 37 14 Take out the two screws and remove the handle Handle ...

Page 15: ...EN Publication number Nr Rev xx Month year PR 15 37 15 Take out the screws from the middle and the back side of the cleaner Motor housing ...

Page 16: ...EN Publication number Nr Rev xx Month year PR 16 37 16 After that you can lift out the cover of motor house with the complete electrical equipment ...

Page 17: ...EN Publication number Nr Rev xx Month year PR 17 37 17 Remove the display PCB and take out the four screws from the front side of the cover Below the blower seal you can find the motor Motor ...

Page 18: ...EN Publication number Nr Rev xx Month year PR 18 37 18 Lift out the pushing arm of the cord winder After that you can remove the cord winder Cord winder ...

Page 19: ...ar PR 19 37 19 HBTN Telescope tube Bent end Nozzle Remove the screw using a torx screwdriver Detach the top cover Remove 3 screws using a fine cross screwdriver Remove the screw using a torx screwdriver Detach the complete brush lever system ...

Page 20: ...onth year PR 20 37 20 Detach the wheel cover using a fine tipped screwdriver Remove 2 screws using a fine cross screwdriver Remove the screw using a fine cross screwdriver Detach the hose from the brush Detach the lever from the cover ...

Page 21: ...EN Publication number Nr Rev xx Month year PR 21 37 21 Detach the cover using a fine tipped screwdriver Detach the remote control using a fine tipped screwdriver Detach the cover from the hose ...

Page 22: ...1 3 Software calibration process of the slider potentiometer Calibration process of the potentiometer to calibrate min power position Erase the micro controllers actual calibrated value Disconnect the potentiometer from the control PCB Connect the main plug while keeping the On Off button pressed Erase completed is indicated by oscillating the motor power Disconnect the main plug Calibrate potenti...

Page 23: ...dication 3 2 2 Motor power regulation and LED functionality 1 Main plug connected Motor is off Segment LED s indicates standby indicating 0 2 First start by either of the two On Off switches after main plug is connected Motor power starts power level 5 Segment LED indicates actual power 3 button is pressed Power steps up Segment LED indicates actual power 4 button is pressed Power steps down Segme...

Page 24: ...power level 5 Segment LED indicates actual power 3 button is pressed Power steps up Segment LED indicates actual power 4 button is pressed and kept pressed Power steps up automatically until power level 5 is reached Segment LED indicates actual power 5 button is pressed Power steps down Segment LED indicates actual power 6 button is pressed and kept pressed Power steps down automatically until pow...

Page 25: ...er Nr Rev xx Month year PR 25 37 25 If the cleaner turned off by one of the On Off switches the brush motor status is saved by the microcontroller and when started again it reloads the status of the brush motor on or off ...

Page 26: ...both RF and active versions When the main is connected and the cleaner is in standby mode This is indicated by 0 on the LED display 3 7 Reprogramming RF remote controller When changing to a new RF transmitter or bent end with new transmitter the cleaner must learn the new identity of the new transmitter The learning process is done in following way Press ON OFF button on cleaner and keep it presse...

Page 27: ...ber Nr Rev xx Month year PR 27 37 27 3 8 PCB s 3 8 1 View of Level 1 control PCB ATTENTION Boards and electronic devices could be damaged by electrostatic discharges Don t touch any components without any ESD protection ...

Page 28: ...bled on UltraActive 3 Segment LED 4 Connector pressure switch PCB 5 Connector On Off PCB 6 Connector Aeropro Active PCB Level 3 7 Connector Power Module 8 Filter LED Not assembled on UltraActive 9 S bag LED Not assembled on UltraActive ATTENTION Boards and electronic devices could be damaged by electrostatic discharges Don t touch any components without any ESD protection ...

Page 29: ... only used on the RF controlled version The 2 pressure switches are not assembled For level 2 RF version the RF receiver PCB and the RF antenna is assembled on this PCB ATTENTION Boards and electronic devices could be damaged by electrostatic discharges Don t touch any components without any ESD protection ...

Page 30: ...ules have the same configuration of connector configuration simplifying design service and cross over 4 2 Connection for control unit To be able to control the power module a control unit is connected to the 5 pol connector which also power supplies the control unit with 5VDC The configuration for the connector is following 1 Ground 2 5VDC maximum current according to level of power module 3 Zero ...

Page 31: ...EN Publication number Nr Rev xx Month year PR 31 37 31 4 3 1 Electrical specification switched power supply Input voltage 85 265V 50 60Hz Output voltage 5V 5 Max output current 220mA ...

Page 32: ...ed lifetime for the battery in normal use is approximately 8 12 months 5 2 Design 5 2 1 Mechanical design PCB shape SW1 ON OFF SW2 SW3 5 3 LED indication The assembled LED is intended to communicate the battery status to the user When there is no LED indication it is time for the user to change the battery In normal condition standby the LED are inactivated If a button is pressed the LED activates...

Page 33: ... nozzle The motor s continuous current consumption is maximum 1A The PCB can also be used without nozzle motor and then only support a wired remote control between the cleaners bent end and the cleaners control unit 6 2 PCB variants The 230V variant use single sided PCB Low voltage variant 100V for USA Japan use double sided PCB together with UL approved coating 6 3 Electrical overview Sketch ...

Page 34: ... the Aeropro PCB and is connected as following KEY 5V analog signal M2 GND Note live voltage potential The controller on the Aeropro PCB reads the analog signal level and converts the signal to a frequency output signal which is communicated to the Power Module PCB 6 5 Motor output The on off of the motor nozzle is controlled by a Triac The motor is also connected as follows M1 motor phase M2 moto...

Page 35: ...itch shorted during standby mode power range 0 100 no update of power level on display Not used in UltraActive but error might occur Check control unit PCB E 6 P2 pressure switch shorted during standby mode power range 0 100 no update of power level on display Not used in UltraActive but error might occur Check control unit PCB E 7 RF receiver not working not on board no white noise power range 0 ...

Page 36: ...tart standby is indicated on display Cleaner with active motor nozzle Investigate if both ON OFF cleaner and remote are non functional If remote ON OFF working but not cleaner ON OFF Investigate if the plastic knob reaches the ON OFF switch on the PCB Replace the control unit display PCB If cleaner ON OFF working but not remote ON OFF Check the bent end test with another HBTN If the cleaner starts...

Page 37: ...st with another HBTN If possible to change power setting change Check wiring from hose connection to 2G active PCB Change 2G active PCB test Check wiring between 2G active PCB and control unit for failure or bad connection Change the control unit If the power regulation works for the first minutes after start and then stops working Motor seems to run only in maximum speed Check the cooling system ...

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