Beko B7S-B7SLED Page 24 Service Handbook Download

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B7S B7SLED WASHING MACHINE SERVICE HAND BOOK

6.2. Control panel
Instroduction of B7S Control System

Figure 6.7 Control panel

12 or
16-position
(temperature
integrated)
Program Selection
Switch

Temperature
Setting Button
(It may not be
available in
some models

Speed
Setting
Button

Auxiliary
Function_1
Button

Auxiliary
Function_2
Button

Auxiliary
Function_3
Button

Start/Standby
button

Speed
Level
LEDs

Auxiliary
Function_1
LED i

Auxiliary
Function_2
LED i

Auxiliary
Function_3
LED

Program
Monitoring
LEDs

7S screen

Delayed Start
Button

Temperature
Level LEDs
(may not be
available in
some models)

Summary of Contents for B7S-B7SLED

Page 1: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK B7S B7SLED CONTROL SYSTEM WASHING MACHINE SERVICE HANDBOOK SERVICE HANDBOOK NO 3 ...

Page 2: ...DRUM 9 4 14 SUSPENSION SYSTEM 9 4 15 CONTROL COMPONENTS 9 4 16 AUXILIARY FUNCTION BUTTON 9 5 PRODUCT INSTALLATION INSTALLATION RULES SETTINGS 10 5 1 CORRECT PLACE FOR INSTALLATION 10 5 2 REMOVING THE PACKAGE SUPPORT 10 5 3 REMOVING THE TRANSPORT SAFETY BOLTS 11 5 4 CONNECTION TO THE SUPPLY WATER 12 5 5 CONNECTION TO THE WATER DRAIN 13 5 6 ADJUSTMENT OF LEGS 14 5 7 ELECTRICAL CONNECTION 15 5 8 TRAN...

Page 3: ... ABSORBER SYSTEM 44 8 3 ELECTRONIC CONTROL AND VISUAL CARD 44 8 4 SAFETY SWITCH DOOR LOCK 44 8 5 MOTOR 45 8 6 HEATER 45 8 7 VALVE 46 8 8 DRAIN PUMP 46 8 9 NTC 46 8 10 WATER LEVEL SENSOR 47 8 11 INLET IMPEDANCE COİL 48 9 DISASSEMBLY PROCEDURES 49 9 1 UPPER TABLE 49 9 2 REAR COVER 49 9 3 KICK PLATE 49 9 4 FRONT WALL 49 9 5 FRONT DOOR GROUP SINGLE AXIS FRONT DOOR 50 9 6 EXTERNAL DOOR 51 9 7 INNER LID...

Page 4: ... ABSORBER AND SHOCK ABSORBER PIN 64 9 34 DISCHARGE HOSE 64 10 MODIFICATIONS IN X JUNIOR 65 11 FAILURE FLOW DIAGRAM 69 12 POWER CIRCUIT DIAGRAM 91 13 EXPLODED DRAWINGS 95 13 1 BODY GROUP 95 13 2 CONTROL GROUP 95 13 3 WATER SYSTEM 96 13 4 VISUAL GROUP 96 13 5 VISUAL GROUP 97 13 6 FRONT WALL GROUP 97 13 7 FRONT DOOR 98 13 8 DRIVING GROUP 98 14 PART LIST 99 15 LIST OF FIGURES AND PICTURES 99 16 TABLE ...

Page 5: ...grounding installation If the machine is used without grounding which conform to the local regulations our company will not be liable for any damages which may arise Water mains and drain hose should be fixed securely and undamaged Otherwise water leak may occur While there is still water inside the product never open the loading door or remove the filter Probable injuries will take place due to f...

Page 6: ...s in Electrical and Electronic Equipments Turkey RoHS issued by the Ministry of Environment and Forestry of Republic of Turkey Complies with the EEE Directive 3 5 Packaging information Packaging materials of the product are manufactured from recyclable materials in accordance with our National Environment Regulations Do not dispose of the packaging materials together with the domestic or other was...

Page 7: ...it from its power cord always unplug it by holding its plug only Check the power cord and plug of the serviced product If its power cord or plug is faulty replace the power cord group completely with a new group Please make sure that the cables are not shortened snapped stripped hardened and plug ends are not broken cracked oxidized or loosened Check the outlet which the serviced product is plugge...

Page 8: ...nsions 4 3 2 1 Height mm 880 4 3 2 2 Width mm 650 4 3 2 3 Depth mm 465 4 4 WEIGHT 4 4 1 With package Kg 58 59 60 4 4 2 Without package Kg 57 58 59 4 5 GENERAL TECHNICAL VALUES 4 5 1 Voltage Frequency V Hz 220 240 50 4 5 2 Total Power Consumption W 1400 1700 4 5 3 Current A 10 4 5 4 Fuse Current A 16 4 6 POWER CORD 4 6 1 Type 3 1 mm2 section copper conductive 4 6 2 Insulation TS 9760 TS9758 4 6 3 P...

Page 9: ...lectronic Main Board 220 240 V 50 60 Hz 4 15 2 Program Selection Switch with 12 levels 5V 1 4 15 3 Solenoid Valve Operating Pressure 0 2 10 Bar 4 15 4 Water Level Sensor Frequency output sensor 4 15 4 1 Setting Levels Pa Level I 25 50 0 2 kHz 0 mmH2O Level II 70 15 mmH2O 24 80 kHz Level III 90 7 5 mmH2O 24 50 kHz Level IV 125 6 mmH2O 24 00 kHz Level V 150 8 mmH2O 23 65 kHz Level VI 270 30 mmH2O 22...

Page 10: ...product If the product is damaged do not have it installed Damaged products pose a risk for your safety Make sure that the water inlet and drain hoses and the power cord of the machine are not folded pinched or broken during when the product is pushed into its place after the installation or cleaning works 5 1 Correct Place for Installation Place the product flat and level on a hard floor Do not p...

Page 11: ...t will be damaged Figure 5 2 Figure 5 3 Figure 5 4 Keep the transportation safety bolts in a safe place to reuse when the washing machine needs to be moved again in the future Never transport the machine unless its transport safety bolts are installed 1 Loose all bolts with an appropriate wrench until they turn freely C 2 Remove transportation safety bolts by turning them gently 3 Attach the plast...

Page 12: ...n status WARNING Do not use the old or used water inlet hoses for the new product It may leave stains on your laundry Figure 5 5 WARNING Make sure that the hot and cold water taps are connected correctly when the product is being installed Your laundry may come out hot at the end of the washing cycle and wear out Figure 5 6 3 When hose connection is completed check whether there is leak problems a...

Page 13: ...level or near to floor less than 40 cm and heightened later on water drain becomes difficult and laundry may come out extremely wet Therefore follow the heights described in the figure To prevent the waste water to go back into the machine again and to ensure easy drainage do not immerse the end of the hose into the waste water or do not insert it into the drain for more than 15 cm Shorten it if i...

Page 14: ... it to operate silently and without vibration Ensure balance by setting its legs Otherwise the product may move from its place and cause crushing and vibration problems Figure 5 8 1 Loosen the lock nuts on the feet by hand Figure 5 9 2 Adjust the legs until the product stands in a stable and balanced way Figure 5 10 3 Tighten all lock nuts by hand again ...

Page 15: ...s make a qualified electrician connect a 16 ampere fuse Voltage specified in the Technical specifications section should match the mains voltage Do not connect to the extension cables or multiple outlets WARNING Damaged power cables should be replaced by the Authorized Service 5 8 Transportation of the product 1 Before handling the product unplug it from the mains 2 Remove the connections of water...

Page 16: ...se of Product and Byproducts 6 1 Preparation 6 1 1 Sorting the Laundry Sort laundry according to type of fabric color and degree of soiling and allowable water temperature Always obey the instructions given on the garment tags Figure 6 1 Washing Symbols ...

Page 17: ...h the items at appropriate programs according to Machine Wash or Hand Wash labels Do not wash the colored items with whites New dark color cotton garments may release much dye Wash them separately Tenacious stains should be handled appropriately before wash If you are not sure check it with a dry cleaner Only use the dyes color changers and descaling agents which are appropriate to machine wash Re...

Page 18: ...n a drier select the highest spin speed which is recommended for your washing program Do not use detergent in excess of the amount recommended on the detergent package 6 1 4 Correct load capacity The maximum load capacity depends on the type of laundry the degree of soiling and the washing programme desired Machine automatically adjusts the water amount according to the weight of the laundry put i...

Page 19: ...T DISPENSER Detergent dispenser consists of three compartments 1 For prewash 2 For main wash 3 For softener Moreover there is a siphon part in the softener compartment Figure 6 4 Compartments of the detergent dispenser DETERGENT SOFTENER AND OTHER CLEANING AGENTS Before starting the wash program add detergent and softener While the washing cycle is in progress do not leave the detergent dispenser ...

Page 20: ...vent the excessive foam and bad rinse results to save detergent and to protect the environment Use lower amounts of detergent for a small amount of laundry or slightly soiled items USE OF SOFTENER Put the softener into the softener compartment of the detergent dispenser Do not exceed the max level sign on the softener compartment If the softener lost its fluidity dilute it with water before puttin...

Page 21: ... not put softener and soda at the same time After using soda wipe the inside of the machine with a damp and clean cloth Use of bleach and decolorant Add the bleach at the beginning of the washing cycle by selecting a prewash program Do not put detergent into the prewash compartment As an alternative application add the bleach while the machine is taking water from the detergent compartment in the ...

Page 22: ...ith the Drum Cleaning program If your machine does not have a Cauldron Cleaning program In order to make the machine ready to wash laundry perform the first washing cycle in line with the method which is described under the heading Cleaning the Loading Door and Drum in section 7 2 Figure 6 6 Cleaning the bellows Use an anti limescale suitable for the washing machines There might be a little amount...

Page 23: ...te laundry Woolens or silk clothes should be washed with the detergents which are specially manufactured for woolens Normally Soiled Items Body dirt stains at the collars and cuffs are examples Powder and liquid detergents which are recommended for the whites can be used at the doses which are recommended for the normally soiled laundry Powder and liquid detergents which are recommended for the co...

Page 24: ...perature Setting Button It may not be available in some models Speed Setting Button Auxiliary Function_1 Button Auxiliary Function_2 Button Auxiliary Function_3 Button Start Standby button Speed Level LEDs Auxiliary Function_1 LED i Auxiliary Function_2 LED i Auxiliary Function_3 LED Program Monitoring LEDs 7S screen Delayed Start Button Temperature Level LEDs may not be available in some models ...

Page 25: ...m Monitoring LEDs 2 or 16 position temperature integrated Program Selection Switch Temperature Setting Button It may not be available in Speed Setting Button Auxiliary Function_1 Button Auxiliary Function_2 Button Time Delay Button or Auxiliary Function_3 Button Start Standby button Figure 6 8 Control panel 6 3 Preparing the Machine 1 Make sure that the hoses are secured tightly 2 Plug in the mach...

Page 26: ...on See Program and consumption table for detailed program information 6 5 Main programs Depending on the type of fabric use the following main programs Cottons You can wash the durable laundry at this program Your laundry is washed with intensive wash movement and its washing period is long It is recommended that you use them for your cotton laundry bed sheet quilt cover set towel bathrobe underwe...

Page 27: ...forming a wash cycle for a longer period of time at 40o C and thus saves energy It is appropriate for the dresses for which you cannot use Cottons 60o C program Mini14 This program is used to wash small amount and very slightly soiled daily cotton garments quickly Quick Daily Mini_28 28 Minutes and 30 C Mini_58 88_Minutes and 60 C Mini_88 88_Minutes and 90 C You can use this program to wash a smal...

Page 28: ...ment and at low a temperature Extra rinse is performed to obtain a better rinse result Dark Wash Washing is made by a low mechanical movement and at a low temperature in order not to discolor the dark garments Extra rinse is applied to eliminate any detergent stains on the garments at the end of the washing cycle Jeans For the stone wash jeans a low mechanic movement is applied at the wash cycle a...

Page 29: ...ies depending on the machine One machine can have maximum 5 Speed levels This lowest one is No Spinning option Second lowest level in some models is used for Soaking feature 6 8 Temperature Selection Models equipped with Temperature Button Programs are limited with the highest temperature which is appropriate to the fabric type When the program is selected for the first time the temperature level ...

Page 30: ...ns as given below Prewash A prewash can be activated with the Prewash Auxiliary Function button If the prewash auxiliary function is selected laundry is washed with a medium level mechanical movement at the beginning of the wash for the laundry to be soaked detergent to be solved and permeate through the laundry Before the next wash step draining is applied This function is preferred to remove the...

Page 31: ...e laundry and is heated at a low temperature Then the laundry is washed with a very slow mechanical movement for a long time Next washing step is carried on without draining This function is used for pre operation before wash which ensures that the tenacious and old stains on the laundry are softened Time display When a program is running remaining time for the program to be completed is displayed...

Page 32: ...tdown the selected program will start running and the Ready LED turns off and the relevant tracking LED turns on according to the first step of the started program Changing the Time Delay If you want to change the time during the countdown you can realize this in 2 ways Without pressing the Start Standby button without switching to Pause Mode Set the new Time Delay duration which you want to set b...

Page 33: ...s are turned off When each phase of wash is finished the corresponding LED is turned off and LED of the next wash phase is turned on For example if the Cotton program is started first after the door is locked wash LED is turned on other tracking LEDs are turned off After the washing phase is finished Wash LED is turned off and the Rinse LED is turned on until the last spinning phase After the soft...

Page 34: ...any and Ready and End tracking LEDs are turned on All other LEDs and 7Segment Display if any are turned off If the settings of the washing machine are not changed in Standby mode in this way microprocessor is reset after 3 minutes After it is reset LEDs corresponding to the settings of the finished program are turned on again Ready and End tracking LEDs continue to light up 7Segment display if any...

Page 35: ...e to add extra laundry in the second method described below Without pressing the Start Standby button when a program is in progress without switching to Pause Mode Changing the Program Settings When the washing machine is in progress without switching the machine to Standby position the temperature speed and auxiliary function settings of the then current program appropriate to the then current pr...

Page 36: ...he conditions to open door are not met for example if the water level is high etc program tracking LED READY remains off Also the auxiliary function spinning and temperature data which was selected at the beginning of the program remain selected 7S display if any shows END When the machine waits in this situation Program End mode if the program selection switch is not changed or buttons are not pr...

Page 37: ...started and total time which is required for the completion of the program is shown on the screen h mm h hours m minutes flashes once in a second in order to indicate that the program is in progress Check from the program tracking LEDs that the READY LED is turned off If it is not turned off it means that there is a problem with the door circuit or mechanics Open and close the door again From the ...

Page 38: ...er without spinning Press the Start Standby button without pressing the speed setting button Program continues and completes the program by only draining the water Re spinning the Laundry Automatic spinning correction system may prevent spinning in case the drum loses its balance If you want to spin the laundry again Re arrange the laundry which is previously available in the drum Set the spinning...

Page 39: ...your skin clean it with an appropriate brush by wearing a pair of gloves 3 After the cleaning replace the dispenser in order to make sure that the siphon is seated into its place well 7 2 Cleaning the Loading Door and the Drum Softener detergent and dirt residues may accumulate in your machine in the course of the time and lead to complaints of odor and bad wash results To prevent this use Drum Cl...

Page 40: ...y with a soft cloth Use only a soft and damp cloth to clean the control panel 7 4 Cleaning the water inlet filters There is a filter at the end of each water intake valve at the rear of the machine and also at the end of each water intake hose where they are connected to the tap These filters prevent the foreign substances and dirt in the supply water to enter into the machine Filters should be cl...

Page 41: ... of freezing water may have to be fully drained WARNING Foreign objects which stay inside the pump filter may damage your machine or cause noise problem WARNING If the product is not being used tap should be closed mains pipe should be removed and the water inside the machine should be emptied against any likely freezing WARNING After each use turn off the tap which the mains pipe of the product i...

Page 42: ...edures in order to drain water If the product has an emergency water draining hose in order to drain the water a Pull away the emergency water draining hose from its housing Figure 7 6 Cleaning the filter 3 b Put the larger end of the hose into a large vessel Pull and remove the plug at the end of the hose and drain the water into a vessel When the vessel is full shut the nozzle of the hose by ins...

Page 43: ...absorb any spilled water c When the water in the machine ceases turn the pump filter and remove it fully 4 Clean the residues inside the filter as well as the lint if any around the propeller 5 Replace the filter WARNING If the product has water jet feature place the filter in its housing inside the pump Never force the filter while installing it into its housing Seat the filter into its place com...

Page 44: ...visual card which is designed to have a single face and manufactured by ARÇELİK the wash programs which are written onto the microprocessor washing and spinning motor profiles protection algorithms and components motor heater pump valves door safety lock ntc water level selection switch spinning temperature selection potentiometer are controlled There are feeding circuit on the front face of the c...

Page 45: ...o protect the winding from overheating Rated Operating Voltage 220 240V 50 60Hz Current 6A max washing 3A spinning Input Power 300 450 W Starting Current 5 8A washing 10A max spinning Technical specifications of tachogenerator Number of double pole 8 Tacho output voltage at 300 rpm 0 9 V Tacho output voltage at 16500 rpm 45 V Picture 9 2 Motor 8 6 Heater It is used to heat the water inside the dru...

Page 46: ...d with a mono phase bipolar magnet rotor At the draining step electronic control card is activated by the triac on it It is protected by impedance for continuous operation and blocking situation of the rotor Drain pump drains the water inside the drum Picture 8 4 Drain pump 8 9 Ntc It is a component which is used to measure the water temperature inside the drum and resistance of which decreases wh...

Page 47: ...e basically 2 capacitors 1 coil and an inverter circuit on itself or the control system to which it is connected Pressure increase pushes a ferrite part inside the sensor into the coil Therefore L inductance value of coil winding changes and the output value of the sensor inverter system changes Therefore pressure value can be measured in an analog manner The amount of water to be taken in for the...

Page 48: ...a component which is used for compliance to electromagnetic compatibility standards and it serves as a harmonic filter It is positioned between motor and network therefore motor current passes over this component Picture 8 6 Inlet Impedance Coil Cable inputs 5VDC Data GND Operating Voltage 5 VDC When it is empty 625 2 Hz frequency value should be read from the Data and GND terminals ...

Page 49: ...heet metal screws fixing the rear cover to the the body are removed Rear Cover is released from the tabs on the body by being laid down and positioned 90 degrees to the body 9 3 Kick plate Kick plate cover is removed The screw on the right side attaching the kick plate body to the front wall is removed and kick plate body is pulled towards the right and removed Picture 9 1 Kick plate cover Disasse...

Page 50: ...y from its underside are removed Front Wall is pulled downwards and removed from the beads on the body 9 5 Front door group Single Axis Front Door Front door is opened 2 screws of the hinge holder that serves as front door holder by the hinge are unscrewed and the holder is removed Front door is separated from the hinge 2 hinge screws fixing the hinge to the front door are removed and hinge is rem...

Page 51: ...ndent on the glass should align with the protrusion on the inner lid Take care not to break the tabs which hold the glass on the inner lid while mounting the glass 9 9 Lock Hook External Door is removed 2 screws holding the hook on the Inner Lid are removed Lock hook is replaced and two screws are fixed into their places again 9 10 Hinge Front door is removed External door is removed 4 screws conn...

Page 52: ...ompartment Picture 9 6 Disassembly asembly of detergent dispenser Dispenser is removed by pressing on the area shown with arrow on the siphon Picture 9 7 Disassembly asembly of detergent dispenser Dispenser is reversed and the drawer panel is released from its tabs Picture 9 8 Disassembly asembly of detergent dispenser ...

Page 53: ...rews which fix the panel to the panel reinforcement bracket and the detergent compartment and shown separately in the following pictures are removed Tabs fixing the panel to the reinforcement bracket are released and the panel is detached from the reinforcement bracket 1 pt screw fixing the panel to the panel reinforcement bracket is removed Picture 9 11 Panel disassembly assembly ...

Page 54: ... removed Picture 9 12 Panel disassembly assembly Pt screws on the areas shown with arrow sign are removed and card group is detached from panel Picture 9 11 Panel disassembly assembly 9 13 Protective Foil Protective foil is released from the tabs on the card holder Picture 9 12 Protective Foil disassembly assembly ...

Page 55: ... is detached from its place on the card Picture 9 13 Reflector disassembly assembly 9 15 Program Control Card Card is detached from the tabs on the card holder shown with an arrow Picture 9 14 Control card disassembly assembly Picture 9 15 Control card disassembly assembly ...

Page 56: ...ontrol card disassembly assembly 9 16 Water Level Switch 1 metal sheet screw is removed from the cable holder to which the water level sensor is fixed Water level sensor socket and the air vent hose are removed Picture 9 18 Water level switch disassembly assembly ...

Page 57: ...g the terminal group to the body are removed M8 nut which attaches the parasite filter to the terminal group is held by double ended wrench and the parasite filter is removed by turning manually Picture 9 19 Disassembly assembly of parasite filter 9 18 Detergent Compartment Connection Group Picture 9 20 Disassembly assembly of detergent compartment Hot water Prewash Main Wash ...

Page 58: ...ose Hose is ejected from the end on the valve At the back of the body the tab fixing the valve to the body is pushed inside with a screwdriver and the valve is turned towards left 9 20 Two way Valve Upper table is removed Valve cables are removed Hose clamp is pulled back from over the hose Hoses of the two way valve are removed Picture 9 21 Disassembly assembly of two way valve ...

Page 59: ...Disassembly assembly of safety switch 9 22 Heater Front wall or back wall is removed Heater cable terminals are removed By loosening the M6 nut heater is pulled and removed from the back part of the drum It should be checked that the heater is attached to the Heater Fixing Wire inside the Drum Also before the M6 nut is tightened NTC should be grabbed securely and installed to its place on the heat...

Page 60: ...should be aligned and hose should be attached so Discharge Hose is removed from the pump 2 screws connecting the pump to the body are removed Pump is turned and removed from the body Picture 9 24 Disassembly assembly of pump 9 24 Drum Bellows Front wall is removed Spiral spring connecting the bellows to the drum is removed Bellows is pulled and removed manually from the front door Picture 9 25 Dis...

Page 61: ...ng on the bellows when the operation is finished Helical spring is attached to the bellows Picture 9 26 Disassembly assembly of drum bellows 9 26 Water Inlet Hose Front wall is removed The clamp attaching the other end of the water inlet hose to the drum is removed The nozzle connecting the water inlet hose to the detergent compartment is seated well into its place in the compartment and the rubbe...

Page 62: ...9 Motor Rear cover is removed Motor Socket is removed from the motor Poly V belt is turned and removed from over the pulley Bolt attaching the motor to the drum is removed It is pulled backwards and removed by hand Picture 9 28 Disassembly assembly of motor 9 30 Power Cable Cable Holder Screw is removed Power Cord is removed with its terminals being detached from the parasite filter Picture 9 29 D...

Page 63: ...ight Front wall is removed Lower Counterweight Retaining Bolts are removed When the upper and lower counterweights are assembled torque value should be 2100 Ncm 900 Tolerance Picture 9 31 Disassembly assembly of lower counterweight IMPORTANT When the machine is required to be serviced by being tilted to the front its transport safety bolts should be installed if this is not necessary lower counter...

Page 64: ...wards Picture 9 32 Disassembly assembly of shock absorber and shock absorber pin After the shock absorber pin is placed into housing inside the shock absorber it is seated into its place with a hammer Picture 9 33 Disassembly assembly of shock absorber and shock absorber pin 9 34 Discharge Hose Front Wall is removed Clamp at the pump inlet of the discharge hose is pulled backwards Discharge Hose i...

Page 65: ...wards and it has been decided that bellows stock 2827083700 is to be used only for this position 2 Weight of lot is moved 5mm backwards since it has a risk to crash to the wall before it is moved back Therefore risk of crashing is eliminated 3 In the Xj machines since it is moved 5 mm backwards it was observed that the pulley screw crashes to motor screw and pulley crashes to back wall and this pr...

Page 66: ...he driving group in Junior machines hanger spring is positioned 5mm backwards Picture 10 2 Hanger spring Picture 10 3 X Junior body mark X Junior as shown in Picture 10 3 to distinguish X Junior body from Junior body spring hanger brackets and chassis feet in the body group are marked with letter X Picture 10 4 X Junior bellows ...

Page 67: ...ckwards since they have a risk to crash to the wall before they are moved back Therefore risk of crashing is eliminated Picture 10 6 Buffer In the Xj machines due to moving it 5 mm backwards it has been observed that the pulley screw crashes to motor screw and pulley crashes to back wall and this problem was eliminated by use of a buffer in Xj machines A G O R A C O N F I D E N T I A L A G O R A D...

Page 68: ...B7SLED WASHING MACHINE SERVICE HAND BOOK 68 Picture 10 6 Chassis feet were marked with x Spring hanger brackets and chassis feet in the XJ body group are moved 5mm backwards Chassis feet were marked with X ...

Page 69: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK 69 11 FAILURE FLOW DIAGRAM Revisions Rev 01 07 10 2012 ...

Page 70: ... page 5 E2 page 6 E3 page 7 E4 page 8 E5 page 9 E6 page 10 E7 page 11 E8 page 12 E9 and E10 page 13 E11_1 page 14 E11_2 page 15 E11_3 page 16 E17 page 17 E18 page 18 Program selection switch does not function page 19 Water intake from defective compartment page 20 Machine blows the fuse page 21 App _1 Error display table page 22 ...

Page 71: ...noise filter card and make sure that sockets are securely fitted No Yes No Yes Look at the error code Is error code E9 displayed Safety switch cannot be locked Check the cabling between the control cable and safety switch Open circuit in the door triac Replace the control card Is the front door locked Check by trying to open the door READY LED will also go off when the front door is locked Replace...

Page 72: ... Laundry comes out very hot they are worn My machine continuously takes in and discharges water No wash movement action Door jammed Program does not come to an end Program lasts long The machine does not drain water The machine does not spin It starts suddenly during washing cycle Moves for a few times and finishes the program Program is not completed Machine discharges every time it is turned on ...

Page 73: ...t Note The washing machine makes cold washing and ends the program before the heater is activated in NTC open circuit short circuit and Heater open circuit conditions i e if there is E1 E2 or E3 error As the value measured on the control card socket is wrong cabling is erroneous check it There should not be loose or erroneous cable and socket Yes PICTURE E1 4 NTC resistance to be measured is 5000 ...

Page 74: ...el for a comfortable measuring Remove KN5 Picture E2 1 Heater socket and KN8 Picture E2 2 Tacho socket Yes You may start the washing program No Important Note The washing machine makes cold washing and ends the program before the heater is activated in NTC open circuit short circuit and Heater open circuit conditions i e if there is E1 E2 or E3 error PICTURE E2 4 One of the cables on the heater is...

Page 75: ...ivated in NTC open circuit short circuit and Heater open circuit conditions i e if there is E1 E2 or E3 error Heater continuously active error E3 0 0 0 1 1 Machine is boiling the water Laundry comes out very hot they are worn Check to see if there is any short circuit between the first pins of both connectors Picture E2 3 Remove the panel for a comfortable measuring Remove KN5 Picture E2 1 Heater ...

Page 76: ... continues taking in water Does the machine carry on taking water although it is not energized Replace the water intake valve Yes No Replace the control card Valve triac short circuit error or Valve triac diode error E4 0 0 1 0 0 My machine continuously takes in and discharges water No wash movement action Door jammed Program does not come to an end ...

Page 77: ...cture E5 1 Replace the control card No Switch off machine and remove its front wall in order to check its pump coil resistance There should be approx 147 Ohms between the two pins of the pump connector Picture E5 2 Check There should not be open circuit or short circuit Yes Is the pump resistance correct Yes No Replace the pump Is there any loose connection or break between the control card and pu...

Page 78: ...am Yes Are there 30 secs between motor driving trials Replace the control card Check if there is any error code when the machine program is terminated No Yes No Motor triac short circuit error or Motor triac in diode mode error E6 0 0 1 1 0 It starts suddenly during washing cycle Moves for a few times and finishes the program Program is not completed ...

Page 79: ...icture E7 2 and are the connections secure Yes Replace the level sensor Repair the socket and cables No Try to start a program again Water level sensor error E7 0 0 1 1 1 Machine discharges every time it is turned on Program does start PICTURE E7 1 The socket on the level sensor must be fitted PICTURE E7 2 Socket to which the KN2 level sensor cables are attached ...

Page 80: ... between the connectors of the valve that has to operate Picture E8 1 Yes Replace the valve Try again No Is there 220 VAC between KN3 connector s 1st pin on the control card and the valve pin that has to operate Picture E8 3 Replace the control card and try again INFORMATION Main wash pin 3 blue Prewash pin 4 yellow Hot wash pin 5 red Is there any error on the cable connections between the control...

Page 81: ...lace the control card and try again Yes Door lock triac open circuit error E9 0 1 0 0 1 Machine gives bad wash results Washing comes to an end before the displayed washing time elapses Program is not completed Machine leaves water inside Laundry comes out with detergent Door lock triac short circuit error E10 0 1 0 1 0 Door jammed ...

Page 82: ... 0 1 1 Program is not completed Machine makes sudden startups Machine drum does not rotate Machine is turned off 1 Resistance value is measured between the 3rd and 4th pins of the KN1 socket which has been removed from the card Resistance value is approx 1 5 Ohm There should not be open circuit or short circuit Picture E11 2 2 Again the resistance value is measured between pin 1 and pin 2 ends of ...

Page 83: ...there should not be any open circuit Picture E11 7 1 Motor socket is removed Resistance value is measured between the 2nd and 3rd pins of the motor connector Resistance value is approx 1 5 Ohm There should not be open circuit or short circuit Picture E11 4 2 Resistance value is measured between pin 4 and pin 5 ends of the motor connector and there should not be any open circuit Picture E11 5 IMPOR...

Page 84: ...o resistance should be approx 80 Ohms Motor connector is removed to measure the resistance between tacho terminals Pin7 pin8 Picture E11 10 Tacho resistance should be approx 80 Ohms Rear cover of the machine is opened Is the motor connector 8 pin or 10 pin Cont d from B B Replace the control card Start the spinning again Yes Are there 120 secs between motor motions Check the error code again when ...

Page 85: ... If you add detergent in the prewash compartment although you have not selected a prewash cycle detergent is taken from this compartment during rinsing the laundry which causes foam creation 2 You should use laundry detergent in automatic washing machines 3 Laundry may have detergent leftovers as a result of using excessive detergent You should try to use only adequate amount of it 4 Keep your det...

Page 86: ...sk of damaging the washing machine when it is operated in higher speeds with unbalanced load Therefore when the unbalanced load in the machine is calculated more than the limit value the machine does not spin for safety reasons 2 Piling up of laundry at one point in the drum will be higher when the machine is operated with a single pullover bathrobe or towel Avoid washing such laundry as one piece...

Page 87: ...OK 87 Program selection switch does not function Or the selected program and the running program are not identical or some programs cannot be selected For example although spinning is selected the machine takes in water Replace the control card ...

Page 88: ... on the machine to check compartments of the detergent box Check to see if there is 220 VAC on the relevant valve during the test steps Yes No Are the valves connected to KN6 2 common white KN3 3 Main wash blue KN3 4 Prewash yellow KN3 5 Hot washing red ends Is there 220 VAC voltage on the relevant valve during water intake from each compartment Replace the valve Replace control card ...

Page 89: ...re any trace of burning blowing on the control card Restart the machine does it operate for a while without blowing the fuse Check to see through a function test which piece is blowing the fuse Remove the connected socket terminals of the part that blows the fuse and perform short circuit control Replace that part if there is short circuit If not recheck the new cabling Make sure that water is not...

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Page 91: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK 91 12 POWER CIRCUIT DIAGRAM ...

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Page 95: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK 95 13 EXPLODED DRAWINGS 13 1 Body Group 13 2 Control Group ...

Page 96: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK 96 13 3 Water System 13 4 Visual Group ...

Page 97: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK 97 13 5 Visual Group 13 6 Front Wall Group ...

Page 98: ...B7S B7SLED WASHING MACHINE SERVICE HAND BOOK 98 13 7 Front door 13 8 Driving Group ...

Page 99: ...H 44 PICTURE 9 2 MOTOR 45 PICTURE 8 3 HEATER 46 PICTURE 8 4 DRAIN PUMP 46 PICTURE 8 5 NTC 47 PICTURE 8 6 INLET IMPEDANCE COIL 48 PICTURE 9 1 KICK PLATE COVER DISASSEMBLY ASSEMBLY 49 PICTURE 9 2 KICK PLATE COVER DISASSEMBLY ASSEMBLY 49 PICTURE 9 3 FRONT WALL DISASSEMBLY ASSEMBLY 50 PICTURE 9 4 FRONT DOOR DISASSEMBLY ASSEMBLY 50 PICTURE 9 5 FRONT DOOR DISASSEMBLY ASSEMBLY 51 PICTURE 9 6 DISASSEMBLY ...

Page 100: ...LY OF PUMP 60 PICTURE 9 26 DISASSEMBLY ASSEMBLY OF DRUM BELLOWS 61 PICTURE 9 27 DISASSEMBLY ASSEMBLY POLY V BELT 61 PICTURE 9 28 DISASSEMBLY ASSEMBLY OF MOTOR 62 PICTURE 9 29 DISASSEMBLY ASSEMBLY OF POWER CABLE 62 PICTURE 9 32 DISASSEMBLY ASSEMBLY OF SHOCK ABSORBER AND SHOCK ABSORBER PIN 64 PICTURE 9 33 DISASSEMBLY ASSEMBLY OF SHOCK ABSORBER AND SHOCK ABSORBER PIN 64 PICTURE 10 1 FRONT DOOR 65 PIC...

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