Electrolux W4250N/S manual

W475N/S, W485N/S, W4105N/S, W4130N/S 00521/402183- W4180N/S 00650/107384- W4250N/S 00725/105494- W4330N/S 00795/102510- 2011.08.25 438 9228-61/EN Service manual in original language From machine No. Service manual Washer extractors W465H–W4300H, W475S–W4330S, W475N–W4330N Type W3... Compass Control[...]

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3 Contents Contents Safety precautions ....................................................................................... 5 Technical data .............................................................................................. 7 Machine presentation ............................................................................... 13 Descr[...]

4 Contents Drain valve .................................................................................................. 89 Description ............................................................................................ 89 Function ................................................................................................. 90 Repairs[...]

5 Safety Precautions All external equipment which is connected to the machine must be CE/EMC-approved and connected using an approved shielded cable. Safety Precautions The machine is only intended for water-wash use. Do not allow minors to use the machine. Do not hose down the machine with water. The machine's door lock must under no circumst[...]

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7 Technical data W465H W475H W4105H W4130H W4180H W4240H W4300H 65 75 105 130 180 240 300 520 520 595 650 725 795 795 49 49 49 49 44 42 42 1100 1100 1025 980 930 890 820 5.4/5.6/7.5 5.4/5.6/7.5 5.6/7.5/10 13 18 23 23 x x x x x x x x x x x x x x 350 350 350 350 350 350 300 144 159 201 267 350 400 509 W465H W475H W4105H W4130H W4180H W4240H W4300H DN[...]

8 Technical data W475N/S W485N/S W4105N/S W4130N/S W4180N/S W4250N/S W4330N/S 75 85 105 130 180 250 330 520 520 595 595 650 725 795 49 49 49 49 44 44 42 587/830 587/830 548/776 548/776 525/742 497/702 474/671 2.0/3.0/ 2.0/3.0/ 3.0/5.6/ 3.0/ 4.8/9.3 5.4/5.6/7.5 5.4/5.6/7.5 6.5/7.5/10 7.5/10 13 18 23 x x x x x x x x x x x x x x 100/200 100/200 100/20[...]

9 Technical data K N M R P 6 F 5 1 O G I L 3 2 7 4 5283 B A B C D E F G H I K L M N O P R S W465H 720 690 1115 355 720 825 45 1030 220 1010 135 910 830 360 100 240 – W475H 720 690 1115 355 720 825 45 1030 220 1010 135 910 830 360 100 240 – W4105H 830 705 1200 365 740 910 45 1115 220 1095 135 995 910 415 100 295 – W4130H 910 785 1325 435 825 1[...]

10 Technical data A B C D E F G H I K L M N O P R W475N/S 660 690 1115 355 725 825 45 1030 215 1010 130 830 385 - 100 225 W485N/S 660 730 1115 355 765 825 45 1030 215 1010 130 830 385 - 100 225 W4105N/S 720 705 1200 365 740 910 45 1115 215 1095 130 910 420 - 100 235 W4130N/S 720 790 1200 365 825 910 45 1115 215 1095 130 910 420 - 100 235 W4180N/S 7[...]

11 Technical data W465H W475H W4105H W4130H W4180H W4240H W4300H 18.3 18.3 17.1 16.3 15.5 14.8 13.7 1.8 ± 0.5 1.9 ± 0.5 2.5 ± 0.5 3.1 ± 0.5 4.2 ± 1.0 5.2 ± 1.0 6.2 ± 1.3 Frequency of the dynamic force Hz Floor load at max extraction kN W475N/S W485N/S W4105N/S W4130N/S W4180N/S W4250N/S W4330N/S Frequency of the dynamic force Hz 9.8/13.8 9.3[...]

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13 Machine presentation 1 Machine presentation Description The machines covered in this service manual include the following models: Drum volume Model name (litres) 65 W465H 75 W475H/S/N 85 W485S/N 105 W4105H/S/N 130 W4130H/S/N 180 W4180H/S/N 240 W4240H 250 W4250S/N 300 W4300H 330 W4330S/N The machines feature an electronic programme unit with fix[...]

14 Machine presentation 2 Function This section presents a general overview of the functions of the machine. Most functions are then presented in detailed in separate chapters later on in this service manual. The machine is freely suspended, which means the outer drum and motor are mounted on a supporting ”cradle” that rests on four shock absor[...]

15 Machine presentation 6562 11 18 17 13 14 12 16 15 2 1 5 4 3 2 8 7 6 9 10 1. Detergent drawer 2. Water inlet valves 3, Power supply 4. I/O-board 5. Rear electrical module 6. Motor control 7. Outer drum 8. Coil spring (not S- and N-model) 9. Motor 10. Shock absorber (not S- and N-model) 11. Drain valve 12. Support 13. Door 14. Door lock 15. Progra[...]

16 6581 5190 3 4 3 K21 1 2 4 5 6 Program unit The control panel contains a program knob and a display. The panel can also be equipped with two preset buttons. The control panel and display are used by: • theusertoselectthemachine’sxedwash programs, to select up to two options for each wash program and for informati[...]

17 6211 5189 5 6 2 1 3 2 M1 1 1. Motor control 2. Motor 1. Program unit A1 2. Power supply 3. Motor control U1 Motor and motor control The washer drum (inner drum) is belt driven by a frequency controlled motor. The motor is located on a motor shelf under the outer drum and has been arranged with a belt tensioner. Motor control is microprocessor co[...]

18 7 8 6568 2 6658 M1 6 1 5 7 1 4 3 2 Door lock The door lock is electromechanical with twin sa- fety breakers. The lock is bi-stable, i.e. the lock must be given an active signal from the program unit to lock as well as unlock the door. A separate circuit integrated in the program unit checks and controls the locking and unlocking of the door thro[...]

19         6562 1 2 6281 2 (alt.) 3 4 6271 2 (alt.) Heating Electric heating heats the washing water with three elements accessible from the front of the machine. Themachine’sheatingsystemisdescribedmore thoroughly in the section Heating. Water connections The machine can have one, tw[...]

20 11 5 4 6 2 3 1 6582 Detergent compartment The detergent compartment has four compart- ments for prewash, main wash, rinse and bleaching agent/liquid detergent. Themachine’sdetergentcompartmentisdescri - bed more thoroughly in the section Detergent compartment. Drain valve The valve is a diaphragm valve that is opened and closed [...]

21 1 5 6 E1-E3 K21 14 8 7 9 10 1 1 M1 2 3 4 12 13 6211 6207 1 2 Program unit Description The program unit is electronic and comprises a circuit board containing microprocessor, pro- gram memory, current regulating circuits, tem- perature and level control, etc. The program unit receives its power from a se- parate voltage unit. The program unit rec[...]

22 Program unit 3 3 1. CPU reset 2. DLCU reset Con 22 Con 21 Con 20 Con 19 Con 18 Con 17 Con 16 Con 15 Con 14 2 1 Con 1 Con 2 Con 7 Con 3 Con 4 Con 5 Con 6 Con 8 Con 9 Con 10 Con 1 1 Con 12 Con 13 Inputs and outputs The program unit board has the following inputs and outputs: Board connector Function Con 1 Input from temperature sensor (Temp) Con 2[...]

23 Menu tree The machine software is constructed with menus that are structured ac- cording to the menu tree below. The menus become available when the machine is in service mode, see under the heading ”Engaging service mode”. SERVICE PARAMETER PROG. STATISTICS CONFIG 1 CONFIG 2 ADJUST DISPLAY RESET TO FACTORY ACTIVATE WASH PROGR. CONFIG BUTTON[...]

24 Program unit              6638 Alt. 3 6580 1 6582 Activating service mode Service mode is activated by using one of the following alternative: Alt. 1 Service swi[...]

25 Program unit 6580 1 Alt. 1 6578 6856 Alt. 2 1 Only for WB4130H, WB4180H Service mode is activated by using one of the following alternative: Alt. 1 Service switch on the I/O board at the rear of the machine to the right of the electrical connection. Alt. 2 Service switch on CPU card under left hand side of the top cover. Press the service button[...]

26 Program unit              6582 A 1 6638 Only for WD4130, WD4240 Service mode is activated by using one of the following alternative: Alt. 1 Service switch on the[...]

27 Program unit 6204 2 3 6204 The machine software will now switch to its service mode. The display lists the submenus available in this mode. This service manual describes the functions and programming instructions for the following submenus: • SERVICE • CONFIG1 • ACTIVATEWASHPROGR. • I/OADDRESS For submenus not pre[...]

28 6204 4 6204 5 MAIN MENU 01.00.00.00 SERVICE PARAMETER PROGR. STATISTICS CONFIG 1 CONFIG 2 ADJUST DISPLAY *SERVICE* 01.01.00.00 ACTIVATE OUTPUTS SHOW INPUTS ARTICLE NUMBER SHOW DLCU COM. RESET DLCU Service program The service program is used to facilitate trou- bleshooting the machine. Using this program you can: • controlthemachine[...]

29 6204 6 6204 7 *SERVICE* 01.01.00.00 ACTIVATE OUTPUTS SHOW INPUTS ARTICLE NUMBER SHOW DLCU COM. RESET DLCU ACTIVATE OUTPUTS 01.01.01.00 DOOR NORMAL DRAIN DRAIN A-D COLD WATER HOT WATER 6 7 Program unit ACTIVATE OUTPUTS Select the ACTIVATE OUTPUTS row and press the knob. The display now shows the functions (outputs) that can be activated. • D[...]

30 6204 8 6204 9 8 9 *SERVICE* 01.02.00.00 ACTIVATE OUTPUTS SHOW INPUTS ARTICLE NUMBER SHOW DLCU COM. RESET DLCU SHOW INPUTS 01.02.01.00 COUNT 1 DOOR LOCK DOOR CLOSED START BUTTON CPU SERVICE BUTTON Program unit SHOW INPUTS Select the SHOW INPUTS row and press the knob. The display now shows the sensor signals (inputs) that can be activated. •[...]

31 6204 10 6204 11 6204 12 6204 13 6204 14 ARTICLENUMBER SelecttheARTICLENUMBERrowandpress theknob.Youcannowchooseonthedisplayto show the article numbers for the program units, I/Oboards,motorcontrolorDLCUttedinthe machine. Select the unit for which to show the arti[...]

32 No actuator circuit ( > 50 kohm ) A C Faultinarmeringcircuit(internalcircuitinsideDLCU)   C No rotation when motor is running A Rotation when motor is stopped B CPUandDLCUwaterlevelnotmatching   C D Water in drum when door is unlocked A B Motor is running when door is unlocked B C Check[...]

33 6204 15 6204 16 6204 17 SHOW MCU COM. Select the SHOW MCU COM. row and press the knob. The display shows the status of the communica- tion to and from the frequency control such as actual speed and set speed values. For detailed information, see next page. RESET MCU Reset frequency control from the error code by selecting the RESET MCU row and p[...]

34 0 0 0 0 No error 0 0 0 1 1. High temperature FC 0 0 1 0 2. High temperature motor 0 0 1 1 3. Drive request but no interlock signal present 0 1 0 0 4. Communication error 0 1 0 1 5. Short-circuit 0 1 1 0 6. Error in interlock-circuits on FC 0 1 1 1 7. Under voltage on DC-bus 1 0 0 0 8. Over voltage on DC-bus 1 1 1 1 F. Motor not following From MC[...]

35 6204 18 19 6204 6204 20 21 6204 *SERVICE* 01.10.00.00 SHOW COM.PORTAR WEIGHT CALIBRATION MEASURE WEIGHT MEASURE UNBALANCE DISPLAY TEST EXIT *WEIGHT CALIBRATION* YES 18 19 *SERVICE* 01.11.00.00 WEIGHT CALIBRATION MEASURE WEIGHT MEASURE UNBALANCE DISPLAY TEST EXIT *START WEIGHING* YES 20 21 Program unit WEIGHTCALIBRATION SelecttheWEIGHT?[...]

36 6204 22 23 6204 25 6204 6204 24 MEASUREUNBALANCE SelecttheMEASUREUNBALANCErowand press the knob. Put in a known unbalance weight. A correspon- ding weight must be shown in the display once imbalance measurement has taken place. Confirm that measurement is to be performed withYESorreturntothepreviousmenu[...]

37 6204 26 MAIN MENU 04.00.00.00 STATISTICS CONFIG 1 CONFIG 2 ADJUST DISPLAY RESET TO FACTORY ACTIVATE WASH PROGR. 26 Program unit Config 1 The configuration 1 menu contains all the func- tions and parameters that service personnel can change without a password. Engage the machine’s service mode. Select the CONFIG 1 row in the main menu and pre[...]

38 6204 27 28 6204 29 6204 30 6204 CONFIG 1 04.01.00.00 PAUSE PERMITTED RAPID ADVANCE NEW PROG. SELECT SHOW TIME SHOW TEMP CONFIG 1 04.01.00.00 PAUSE PERMITTED YES CONFIG 1 04.34.00.00 MAX FILLTIME, SEC 0 6 0 0 SAVE TO MEMORY YES Program unit Select the desired function/parameter and press the knob. To engage and disengage functions, turn the knob?[...]

39 Program unit PAUSE PERMITTED Select whether it should be possible to pause during an on-going wash program. Y es = A pause is allowed during a wash program. No = A pause is not allowed during a wash program. RAPID ADVANCE Select whether is should be possible to rapid advance forward or back- ward through the wash program while it is in progress.[...]

40 Program unit NEWPROG.SELECT Select whether to allow switching to another wash program while one is in progress without first stepping rapidly through to the end of the current program before switching. Will only work if PAUS is allowed. Y es = Switching to a new wash program is allowed. No = Switching to a new wash program is not allowed.[...]

41 Program unit SHOW TEMP Select whether the current water temperature is to be shown on the dis- play window while a wash program is in progress. This function cannot be shownonthedisplayatthesametimeastheSHOWISLEVELfunction, only one of the functions can be shown at one time. Y es = The water temperature [...]

42 Program unit TEMPCONTROLWATER Select whether the machine is to control and adjust the water temperature by opening and closing the main valves for hot and cold water during fil- ling. Y es = Control of main valves during filling. - Alt.1: Hot and cold water valves both open. If the set water tem- perature is exceeded, the hot water valve[...]

43 Program unit AUTO START PAID Select whether the machine is to be able to start automatically, when full price has been paid, for the chosen wash program. Y es = Automatic start engaged. NOTE! If the signal for blocking the start button is engaged, it also applies to the blocking signal for the automatic starting func tion. No = The automatic sta[...]

44 Program unit SHOW PROG. COUNTER Select whether the contents of the machine’s counter of completed wash programs should be shown in the display window while a wash program is in progress or outside the wash program without going into service mode. The counter is shown on the display after pressing the control knob twice in quick succession. Y e[...]

45 Program unit AUTOPROGSELECT Choose whether wash programme 1 should be selected automatically and displayed in start position as soon as the door is opened/closed or coins are inserted in the coin slot. Y es = Automatic programme selection takes place. No = Automatic programme selection off MEASURE WEIGHT Select whether the count weight fun[...]

46 Program unit SECONDLANGUAGE(COIN) Select one of the available languages to be shown as second language. Note that this function is only available on machines equipped with the coin interface software, where the user menu in the display is presented with two languages. LANGUAGETIMEOUTSEC.(AHL/OPL) Specify with the knob the time aft[...]

47 Program unit MAXFILLTIME,SEC. Specify with the knob the maximum time (in seconds, 0 - 2550) it should take to fill the machine with water to the programmed level. If the water has not reached the correct level within the set time, the ”NO WATER” error message will appear on the display. 6. WATER IN DRUM Select if the error code sha[...]

48 Program unit SHOW WEIGHT TIME, SEC. Used for machines with weight count. Once weighing has been carried out, the weight obtained is displayed over the specified time. MAXDIFF,WASHTIMEMIN Specify with the knob the maximum time deviation for the total time of the wash program. If this is exceeded in comparison with the total time when th[...]

49 DECIMALINPRICE(AHL/OPL) On machines with coin counter, the price can be displayed with or without colon (0:00 or 000). Y es = The colon is displayed. No = The colon is not displayed. FLUSHDELAY,LIQ.SEC. Delay time before flushing of detergent after water filling is ended. The time is given in steps of 1 second in the range 0 [...]

50 DISPLAYSTATIST.SEC. Indicate using the knob how long the statistics for COINS – HOUR COUN- TER – PROGRAM COUNTER are to be displayed when the power to the machine is switched on. The time is given in steps of 1 second in the range 0 -255 seconds. SHOWSTAT.DOUBLECLI. Indicate using the knob how long the statistics for COINS – HO[...]

51 QUICKSTARTBUTTON1 and 2 (COIN) Select if the two buttons, available on the Compass timer, shall be used as quick start buttons or as option buttons. Y es = The button is set to quick start. No = The button is set to option button. NOTE! Only in GEN6COINOP software and Fr eescale micropr ocessor S12. VOLUME Set the volume on the voice[...]

52 Program unit USETEXTMESSAGING ChangethedefaultvalueNOtoYES. If the value is set to NO the TMIS (text messaging) function will not be activated. MASTER CODE Set a 4–digit code that unlocks the door. Default code is set to 0000. The master code is an override function that unlocks the door even if a customer has locked th[...]

53 6204 31 6204 32 6204 33 6204 34 MAIN MENU 08.00.00.00 RESET TO FACTORY ACTIVATE WASH PROGR. QUICK START BUTTONS I/O ADDRESS PRICE PROGRAMMING EXIT ACTIVATE WASH.PROG. 08.01.00.00 G01 NORMAL 40 01 G01 NORMAL 60 02 G01 NORMAL 95 03 G01 SYNTHETIC 60 04 G01 SYNTHETIC 40 05 ACTIVATE WASH.PROG. 08.06.00.00 G01 SYNTHETIC 60 05 G01 DELICATE 30 06 G01 HA[...]

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55 I/O modules General Washing machines may be equipped with either one or two I/O modules: • I/Omodule1controlsinternalmachinefunctionsandisalwaysinstal - led in the machine prior to delivery. It controls outputs to water valves, waste discharge and heating. • I/Omodule2isinstalledasanop[...]

56 6204 1 6204 2 6204 3 6204 Function options via the service program Engageservicemode,highlighttheSERVICE lineinthemainmenuandpresstheknob. Thedisplaywillnowshowthedifferentsubme - nus in the service program. HighlighttheARTICLENUMBERlineandpress theknob.You[...]

57 6639 6 6640 5              ?[...]

58 Function options for Type 1 and Type 2 I/O modules Function options, I/O module Type 1 A B C D E Waste Waste Waste Waste Waste Heating Heating Heating Heating Heating 3Hotwater 3Hotwater – 1Hotwater 1Hotwater 3Coldwater 4Coldwater 4Coldwater 5Coldwater 1Coldwater Function options, I/O modul[...]

59 8 9 10 11 6572 6573 6574 6575                    I/O modules Replacement of I/O module I/Omodules1and2areinstalledinthesame way,butarelocatedindifferentpartsofthe machine.Thefollowingillustratio[...]

60 A B 1 2 3 4 1 2 3 4 5 7 6 9 12 6598 13 6572 External connections to I/O module type 2 Connectionofexternaldosingequipment The external dosing equipment power supply must never be connected to the machine’s incoming terminal block or to the edge connectors on the IO-board. Machinesttedwithconnectors • Connectthe?[...]

61 14 6634,6635 15 6236                          Outputs • Externalpowersupply(e.g.24VDC)for pumpsistobeconnectedto9and10.If theinterna[...]

62 16 6266 17 6265            24V 230V • Connection8maybeconnectedifthereistobeapauseinthe[...]

63 Circuit diagram of function options for I/O module type 2 ThewiringdiagramforI/Omoduletype2maybeoneofthefollowingvari - ants:22A,22B,22C,22D,22E,22For22G. I/O modules            ?[...]

64 I/O modules                     [...]

65 6316 I/O modules                      [...]

66 I/O modules                     [...]

67 6314 I/O modules 22E 6315                      [...]

68 I/O modules 22F Con 111 1 2 Con 110 123456 Con 108 1 2 Con 109 123456 RE106 RE105 RE104 RE103 RE102 Con 107 123 RE101 Address Inp Con 115 Func tion I/O:s PTD5 Type o f I/O card +5V Start permitted Centr al booking / pay ment EBS / PCB / Camping 230V 0V +24V 24V Start permitted Centr al booking / pay ment EBS / PCB / Camping Neutral Line Com. 24V[...]

69 6637                       ?[...]

70 6636                               [...]

71 6204 18 19 6204 6204 21 6580 22 I/O modules 18 19 20 C O D E : 1 0 1 0 3 5 5 4 Y O U R P A S S W O R D 0 0 0 0 ADDRESS I/O BOARD 10.01.00.00 I/O BOARD 1 I/O BOARD 2 I/O BOARD 3 I/O BOARD 4 I/O BOARD 5 Addressing I/O modules AfterreplacinganI/Omoduleorininstances where a second module has been added to a washing machine, t[...]

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73 6112 1 2 1 Door and door lock Description Thedoorlocksconsistsofthefollowing: • Door lock , which contains - An actuator thatlocksthedoorlockand alsohastwobuilt-inmicroswitches,S4a andS4b.Theactuatorisbi-stable,i.e.,it hastwostablepositions:?[...]

74 1 5 6 E1-E3 K21 14 8 7 9 10 1 1 M1 2 3 4 12 13 2 Door and door lock Function Thedoorlocklocksthedoor Whenthedoorisclosed(closeddoorlockswitchS3),theprogrammeunit mayrequestdoorlockingbyapplyingavoltageof200-240Vonthedoor lockcontrollerA31i[...]

75 1 5 6 E1-E3 K21 14 8 7 9 10 1 1 M1 2 3 4 12 13 3 Door and door lock Thedoorlockunlocksthedoor Theprogrammeunitrequestsdoorunlockingbyapplying0VoninputX92 ofthedoorlockcontroller. Thefollowingcheckismadepriortounlockingofthedoor: • No water in dru[...]

76 4 6111 Door and door lock Repairs Repair work on the machine should only be done by specially trained personnel. Emergencyopeningofdoorlock  1. Takedownpowerfromthemachinebytur - ningthemainpowerswitchtothe0position.  2. Removethefrontcoverortopcover.[...]

77 Door and door lock Replacingthedoorlock  1. Takedownpowerfromthemachinebyturningthemainpowerswitch tothe0position.  2. Removethefrontcoveralt.sidepole.  3. Removethedoor(twoscrewsineachhinge).  4. Removethefrontpanel. [...]

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79 Motor and motor control Motor and motor control Warnings DANGER Be careful when measuring the electric components in the motor control. All components have a potential difference of approx. 300 V in relation to protective earth and neutral. When the green LED on the motor control card is lit, the compo- nents carry dangerous voltages. The motor [...]

80 1 6565,6660 Motor and motor control Description Motor The motor is fitted in a bridge carrier under the outer drum. It drives the washing drum using a drive belt. Themotorisfrequency-regulatedandiscon - trolled by a microcomputer control. The vari- ousspeedsfornormaloperation,distribution speedsandex[...]

81 2 1017666581 101766 Issue Month Y ear 01 02 00 Motor and motor control Motorcontrol The motor control unit is microcomputer control- ledandissituatedunderthetopcoverofthe machine, right above the outer drum. TheunitconsistsofaPCB(motherboard)tted onaheatsinkthatd[...]

82 5 X301 1 6 X308 8 X302 2 230V 7 4 X312 X31 1 3 TX RX T acho GND 3 6661 Motor and motor control Function DANGER Be careful when measuring the electric components in the motor control. All components have a potential difference of approx. 300 V in relation to protective earth and neutral. When the green LED on the motor control card is lit, the co[...]

83 Motor and motor control The motor control is also able to deliver the various instantaneous and output values during constant speed, acceleration and retardation. These valuesareusedtocalculatetheweightoftheloadedlaundryandtodetect anyloadimbalances.Aseparateunbalanceswitchcanalso[...]

84 4 X301 X302 6657 Inputs and outputs X301: Serial communication Handlescommunicationbetweenthemotor controlandtheprogrammeunit.Usingaspe - cialinterface,itispossibletoconnectaPCfor testing the motor control. CardNo. Function X301:1 Tachosignal X301:2 Gnd [...]

85 6 X312 6671 Motor and motor control X311: Voltage supply Input voltage, single phase or rectified three-phase   min: 200V-15%   max: 240V+10% X312: AC supply to motor and input from the motor thermal protector Themotorisfedwithalternatingcurrentwithva - ryingfrequencythatisproportionalto?[...]

86 Motor and motor control LED indications TwoLEDs,oneyellowandonegreen,indicatestatusandanyerrorsonthe motor controller and motor. Thetablebelowshowstheblinkingpatternsofthevariouserrorcodes. GreenLED  LEDblinkingpattern Cause  OKblink(briefpause?[...]

87 8 6662 6663 Motor and motor control Repairs Repair work on the machine should only be done by specially trained personnel. Motorreplacement Disassembly  1. Takedownpowerfromthemachine.  2. Removetherearcover.  3. Undothebracketforthedrainhoseconnec - torfromthelowerrea[...]

88 4741 5371 B, C A 3 1 9 10 2 5466 3 1 2 Motor and motor control Adjustdrivebelttensionifvaluesexceed those shown in the table. Adjustments Drivebelttension The drive belt is pre-tensioned upon delivery fromthefactory. Thedrivebelttensionshouldbeasfollows: Model ForceA Postten[...]

89 Motor and motor control 11 12 6889 6888 11 12 FrommachineNo. 520/111628-111640 520/115134-115143 520/120399-120408 520/121021- Toadjustdrivebelttension:rstundothemotor retainingscrew(A)byusingtwocapkeys.When undoingscrew(A)useonecapkeyasholder-on onth[...]

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91 5467 1 6562 Drain valve Description The drain valve is situated on a flange at the bot- tomoftheouterdrumandcanbeaccessedfrom thefrontafterremovingthefrontcover. Thedrainvalveconsistsofthefollowingprincipal parts: • Lowerpartwithrubberdiaphragm. • Pist[...]

92 Function The drain valve uses the water pressure in the cold-waterinlettoclosethevalve.Afeedhose is connected between the water inlet and the control valve. Whenthecontrolvalveoperates(drainvalve shouldbeclosed),thecontrolvalveopensthe waterpressureontothefeed[...]

93 5222 4 Drain valve Repairs Repair work on the machine should only be done by specially trained personnel. Disassembly For repair works on the drain valve, there is a risk that water still left in the machine may flood onto the floor. Be sure to dry up any spilled water since it may cause people to slip and hurt themselves.  1. Takedow[...]

94 5222 6 Drain valve Assembling  1. Connectthepressurehosetothelowerpart ofthevalve.Verifythatthehoseisnotbentor pinched.  2. Fittherubberbellowsontothesleevecoup - ling.  3. Hookthevalveontotheboltsandturnthe valveintop[...]

95 6562 1 1 8 7 2 4 6 3 5209 5 2 Detergent compartment Description Thedetergentcompartmentofthemachineis designedforusewithpowderandliquiddeter - gent.Thecompartmentisdividedintofoursub- compartmentsasfollows: • Compartment1-Forprewashwithpowder or liq[...]

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97 1 6562,6578 Heating Heating Description Electricheating Theheatingsystemofthemachineconsistsof: • Threeheatingelementsforheatingthewater in the drum. • Atemperaturesensortodetectthewater temperature in the drum. • Oneortwoheatingcontactorsfor[...]

98 2 6665 2 1 4 3 K21 6664 K21 K22 2 1 4 3 5 5 Heating Function Electricheatingwithfusiblecut-outonelement The three heating elements in the machine are connected to separate phases and are switched onandoffusingoneortwoheatingcontactorrs, K21ochK22(twocontactorsareusedforhigher?[...]

99 1 2a 2b 5 4 K21 K22 6 3 1 2 5 4 3 Y51 3 4 6665A 6666 3 4 Function (machines built for mop washing) Electricheatingwithoutfusiblecut-outon element The three heating elements in the machine are connected to separate phases and switched on andoffusingtwoserialheatingcontactors.Hea - tingcontactorK21?[...]

100 5 5204 Heating Repairs Repair work on the machine should only be done by specially trained personnel. Replacingtheheatingelements Wen replacing the heating elements, there is a risk that water still left in the machine may flood onto the floor. Be sure to dry up any spilled water since it may cause people to slip and hurt themselves.[...]

101 Payment systems Varioussystemsforpaymentandbookingsystemsareavailable. Seebelowtable. Abbreviation Explanation CMS CoinMeterSingle.  Suppliedwithcoinmeter,singleslot. CMD CoinMeterDouble.  Suppliedwithcoinmeter,doubleslot. CMSL CoinMeterSingleLatc[...]

102 Payment systems Abbreviation Explanation EBSK ElectroluxBokningsSystemKommunicerande.  Suppliedwithinterfaceforcentralbooking/paymentsystemEBSK. PCPXS PreparedCentralPaymenteXternalStart.  Preparedforcentralpaymentsystemwithexternalstart,e.g.forthe  French[...]

103 Abbreviations Abbreviation Explanation DLCU Doorlockcontrolunit MCU Motorcontrolunit RMC Residualmoisturecontrol MIS Managementinformationsystem CBT Centralpaymentsystem SCU Scaleunit SW Software DMIS Detergentmanagementsystem EMIS Externalmanagementinformationsystem [...]

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105 Preventive maintenance Tomaintaincorrectandproperfunctioningandtopreventinterruptionof service,thefollowingmaintenanceschemeshouldbeadheredto. Themaintenanceintervalshouldbeadaptedtohowfrequentlythemachi - ne is used. Daily • Checkthedoorandd[...]

106 - Verifythatallinternalhosesdonotleak. - Inspectthedrivebelt.Adjustthetensionorreplaceifnecessary. - Checkthatwaterdoesnotleakontotheoor. - Iftheheatingtimeisunusuallylong,checktheheatingelements.If thewaterisve[...]

107 Troubleshooting T r oubleshooting General information on troubleshooting The troubleshooting section is used to trace errors in the machine to a defective component or unit. There is a memory in the program unit that will save the selected program for approx. 3-5 minutes in the case of power cuts. The machine will restart automatically if the p[...]

108 Troubleshooting Errors with error code An error in the program or in the machine is indicated on the display by an error message comprising an error code and a descriptive text. 1 Error code The following is a brief description of all error codes. The following pages describe error codes, possible causes and corrective measures for each code. E[...]

109 Troubleshooting Error code Text message (from CPU) 012 Program failure 013 No motor comm. 014 Level adjust. 015 Emergency stop 016 Timeout heating 017 Door lock 018 Start not allowed 019 Master comm. 020 I/O MCU Interlock 021 I/O Communication 022 Oil 023 No I/O addressed 024 Checksum from DLCU 027 Level offset 028 CPU/DLCU low level 029 Dryer [...]

110 Troubleshooting Error code Text message (from Dryer program unit) 073 Short temp input sensor 074 short temp outp. sensor 075 Fan motor too hot 076 Drum motor too hot 077 External error 078 Machine overheated 079 Filter lid open 080 Incorrect programming 081 Drying error RMC program 082 Drying error Autostop PR. 083 Drying error Time program 08[...]

111 Troubleshooting              6638 Alt. 3 6580 2 6582 Activating service mode Service mode is activated by using one of the following alternative: Alt. 1 Service[...]

112 Troubleshooting 6580 2 Alt. 1 6578 6856 Alt. 2 2 Only for WB4130H, WB4180H Service mode is activated by using one of the following alternative: Alt. 1 Service switch on the I/O board at the rear of the machine to the right of the electrical connection. Alt. 2 Service switch on CPU card under left hand side of the top cover. Press the service bu[...]

113 Troubleshooting              6582 A 2 6638 Only for WD4130, WD4240 Service mode is activated by using one of the following alternative: Alt. 1 Service switch on[...]

114 Troubleshooting 6204 3 4 6204 The machine software will now switch to its service mode. The display lists the submenus available in this mode. This service manual describes the functions and programming instructions for the following submenus: • SERVICE • CONFIG1 • ACTIVATEWASHPROGR. • I/OADDRESS For submenus not[...]

115 Troubleshooting Description of error codes and causes Error codes from CPU Error code 01, NO WATER This error code is generated by the CPU board. When filling with water, the level specified by the wash program must be attained within a certain time. This time is normally set to 10 minutes but can vary depending on the type of machine and the[...]

116 Troubleshooting Error code 04, NTC LOW TEMP This error code is generated by the CPU board. This error code is display- ed if the temperature around the NTC sensor is below approx. -9°C. A low temperature means the resistance in the sensor is too high, above approx. 23.7 kohm. This can be because the machine has been standing outdoors, an open [...]

117 Troubleshooting Error code 07, OVERFILLED This error code is generated by the CPU board. The error code arises if the drum has been filled with water above a predetermined level during an on-going wash program. It can be caused by a blocked level hose, drops of water in the level tube, defective filler valve, defective electronic filler cont[...]

118 Troubleshooting Error code 09, KLIXON This error code is generated by the CPU board. The error code means that the temperature in the motor has been so high that the klixon breaker in the motor has been triggered. It can be caused by overloading the motor due to an overloaded drum, low rpm for long periods, defective klixon breaker in motor, sh[...]

119 Troubleshooting Error code 11, UNB. ON AT PROG. START This error code is generated by the CPU board. The error code means that the mechanical imbalance breaker, if existing, is already active when the wash program starts. It can be caused by a defective imbalance breaker, mechanical problem making the imbalance breaker always active, short in t[...]

120 Troubleshooting Error code 15, EMERGENCY STOP This error code is generated by the CPU board. The error code arises if the emergency stop switch has been activated on the machine. The cause can be inadvertent activation of the emergency stop, defective emergency stop switch, incorrect or shorted cable, etc. Error code 16, TIMEOUT HEATING This er[...]

121 Troubleshooting Error code 20, I/O MCU INTERLOCK This error code is generated by the CPU board. The program controller has read from the motor control or I/O board that the interlock is not ac- tive. The reason for interlock failure can be a problem with the hatch lock, damaged motor supply cables or the I/O board with interlock voltage etc. Th[...]

122 Troubleshooting Error code 23, NO I/O ADDRESSED The error code means that there is no I/O board addressed in the system at all. Action: • (Requirespassword)ReaddresstheexistingI/Oboardfromtheservice menu. Error code 24, CHECKSUM FROM DLCU This error code is generated by the CPU board. The program unit has de- [...]

123 Troubleshooting Error code 28, CPU/DLCU LOW LEVELS The DLCU contains a mechanical level monitor which ensures that there is no water in the machine when the lock opens. To ensure that the level monitor functions correctly, the mechanical level monitor is compared with a nominal value generated by the CPU, which is compared with the elec- tronic[...]

124 Troubleshooting Error code 29, DRYER COMM. ERROR This error code is generated by the CPU board. The Compass CPU board has detected an error in the communication with the internal Selecta II CPU board. Action: • CheckthattheSelectaIICPUboarddisplayislit(theboardhaspower supply). • Checkthat?[...]

125 Troubleshooting Error codes from MCU Error code 31, HEAT SINK TOO HOT This error code is generated by the motor control. There is a temperature sensor (NTC) mounted on the motor control cooling flange next to the po- wer transistors in the output stage. If the temperature of the cooling flange gets too high (> 90°C) the error code will be[...]

126 Troubleshooting Error code 32, MOTOR TOO HOT This error code is generated by the motor control. Each time the motor is started from stationary, the motor control will first measure the resistance between two phases in the motor. The motor control processor governs the output transistors so that a DC current flows between two phases in the mot[...]

127 Troubleshooting Error code 33, NO INTERLOCK This error code is generated by the motor control. The motor control must bepoweredwith230V/50or60Hzontheinterlockinputinordertodrive the motor. This signal is a confirmation that the door is closed and locked. Motor control receives its commands to rotate[...]

128 Troubleshooting Error code 35, MOTOR SHORT CIRCUIT This error code is generated by the motor control. The motor control reads the power consumption of the motor continuously. If the current for some reasongetstoohigh(=exceedsacertainlimit),themotorcontrolwillcut thecurrenttothemotor.After[...]

129 Troubleshooting Error code 36, INTERLOCK HARDWARE This error code is generated by the motor control. The motor control must bepoweredwith230V/50or60Hzontheinterlockinputinordertodrive the motor. The interlock circuits in the motor control have been split into two channels so that a component error in[...]

130 Troubleshooting Error code 38, HIGH DC VOLTAGE This error code is generated by the motor control unit. The motor control unit constantly measures the voltage over the mains input. If the voltage istoohigh(= exceeds a certain limit), the motor control unit will shut off thecurrenttothemotor.Oncethemotorhass[...]

131 Troubleshooting Error code 42, NO PARAMET. SET IN MCU This error code is generated by the motor control unit. The motor controller (MCU) (inverter) contains several different parameter sets for different motors. During power up the timer checks that the cor- rect parameter set digit is written into the MCU. If not, the timer will write down the[...]

132 Troubleshooting Error code 45, MOTOR NOT FOLLOWING This error code is generated by the motor control. The motor control must always receive information on the rotation of the motor from the tacho sensor in order to rotate. If the tacho sensor is not working, the motor can rotate for max. 10 seconds during the starting process. After this period[...]

133 Troubleshooting Error codes from DLCU Error code 51, CHECKSUM FROM CPU DLCU has detected an error in the internal communication between DLCU and CPU. The DLCU processor will reset itself when the error has disap- peared. CPU reads the error message when the program starts and finishes and generates an error code, the error message is ignored b[...]

134 Troubleshooting Error code 52, CHARGE CIRCUIT DLCU contains an arming circuit that is charged when the door lock coil is to be activated. For safety reasons, this arming circuit must be discharged when the door lock coil is not to be activated. If the arming circuit for operating the door lock is charged when it is not supposed to be, an error [...]

135 Troubleshooting Error code 54, TACHO, NO SET SIGNAL DLCU counts the tacho pulses from the motor in order to guarantee that the drum is stationary when the door is opened. To ensure that the signal from the tacho generator is working correctly, DLCU compares the tacho signal to a digital bit value from the CPU processor, which is due to the CPU [...]

136 Troubleshooting Error code 56, SET SPEED DOOR OPEN DLCU counts the tacho pulses from the motor in order to guarantee that the drum is stationary when the door is opened. To ensure that the signal from the tacho generator is working correctly, DLCU compares the tacho signal to a digital bit value from the CPU processor, which is due to the CPU h[...]

137 Troubleshooting Error code 60, ACTUATOR CIRCUIT The DLCU processor controls the door lock actuator coil. The DLCU pro- cessor checks continuously that the coil is engaged. DLCU can detect a break in the circuit (>50 kohm) (DLCU cannot detect a short in the circuit). If there is a break in the actuator circuit, CPU will be notified; the erro[...]

138 Troubleshooting Error codes from DRYER PROGRAM UNIT F or more information see Service Manual for Selecta II Error code 73, SHORT TEMP INPUT SENSOR The thermistor element measuring the air inlet temperature to the drum, or the wiring to the sensor has shorted. (E 03 in the Service Manual for Selecta II). Error code 74, SHORT TEMP OUTP. SENSOR Th[...]

139 Troubleshooting Error code 80, INCORRECT PROGRAMMING Programming error/incorrect or missing parameter. (E 10 in the Service Manual for Selecta II). Error code 81, DRYING ERROR RMC PROGRAM Maximum allowable RMC time exceeded (non-coin operated models only). (E 11 in the Service Manual for Selecta II). Error code 82, DRYING ERROR AUTOSTOP PR. Max[...]

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