SERVICE MANUAL(PLATFORM INTERCHANGE)-A1
Contents
1. AC source Power switc EMI filter Wash NTC Main valve P 28 6 EXPLORED VIEW amp LIST OF PARTS 6 1 Explored view amp List of Parts 1 Cabinet sub 01 PRESSURE SWITCH 02 PRESSURE CHAMBER 03 Service Panel 04 Leg Sub 05 Water Inlet Pipe Kit 06 The Bend Of Drain Hose 07 Transport Bolt Kit 08 Rear Cover 09 Water Inlet Valve 10 FILTER 11 Suspension Spring 12 Spring Hanger 13 Top Bracket P29 6 EXPLORED VIEW amp LIST OF PARTS 14 Belt 15 Driving Pulley 16 SCREW 17 UPPER COUNTERWEIGHT 18 REAR TUB 19 Tub Seal 20 Drum Kit 21 Front Tub 22 INNER GASKET CLAMP 23 GASKET 24 OUTER GASKET CLAMP NER a eg 25 Front Right Counterweight 26 Front Left Counterweight 27 NTC 28 HEATER 29 HEATING BRACKET 30 HOSE CLAMP 31 Pump 32 Tub Drain Hose Kit 33 Damper Pin 34 Damper 35 Motor P 30 6 EXPLORED VIEW amp LIST OF PARTS 3 Top cover sub 36 Control Panel Sub 36 1 Selec Light Transferrer 36 2 Control Panel 36 3 PCB 36 4 36 5 36 6 36 7 34 38 Power Switch Power Button Light Transferrer Start Pause Button Top_Cover Board Cycle Select Knob2. Http global midea com cn Service Manual Drum Washing Machine A1 D1 4 5 5 0 6 0 7 Okg Note Before serving the unit please read this at first Always contact wih your service center if meet problem TABLE OF CONTENTS LE SAFETY PRECAUTION otten nternet ebde dun 3 2 INTRODUCTION OF WASHING MACHINE ccc cc ceccceeecccesscceecscuessseeeceeeeseueness 4 2 1 C el AC ICE ISIC OL Oy UCase ea re 5 2 NN E Die ee 5 3 TROUBLESHOOTING 3L Male on an SOl ON rora a ee 6 32 CMC CUS Ol da lure alarm seen ee ne ee none 8 3 3 Fault tree 33 1 Maintenance non heal na Da Une ee en 10 3 3 2 Door non locked amp its maintenance nee een 11 3 3 3 No water inlet or water INleEOVELUIBIG nee 12 3 3 4 Heating beyond the setting temperature its maintenance nun sssrnnns reren en veesnnnereenennenen 13 3 3 5 Maintenance of non drain or drain exceed the setting TING een 14 3 3 6 Water inlet overflow malfunction maintenance re aaa aaa nase 15 3 3 7 Drum nontoltatme Malfunction mantenn ee 16 3 3 8 Maintenance water inlet and water outlet at the same time vaan venne nen veen seeenseenn eeens 17 4 UNPACKING WAYS OF MAIN PARTS del Oyer view Lie tape KS Ste Peene ae Eee gr 18 aats AO AGE COVER Eee nee 19 dh Lind RE TO ea ee ren RE EEE en 19 A Lo Undo the contolpane ee ee ee een 19 AAA Udo IAS ID WEL DER aa ee ee ernst 19 elo Undo the door lock ea ee ee res 20 A Aes MOO TS TW OMG ANE Lan E EN ee 20 NTR TT ee a eat 21 Also Dare ond sto PC
3. P31 6 EXPLORED VIEW amp LIST OF PARTS 4 Dispenser assembly 39 HOSE CLAMP 40 INLET HOSE 41 SOFTENER CAP 42 DETERGENT BOX 43 DRAWER PANEL 44 Tub Water Inlet Hose 2 6 EXPLORED VIEW amp LIST OF PARTS 5 Door assembly Model MG52 6001 MG52 8002 45 DOOR SUPPORT PLATE 46 Front Panel 47 Door Sub 47 1 Door Glass 47 2 Door Plunger Spring 47 3 HOOK PIN 47 4 Door Plunger 47 5 Inner Ring 47 6 Door Handle 47 7 Outer Frame 47 8 Door Hinge Pin Cover 47 9 Door Hinge 48 Door Lock P33
4. position of the plug to avoid error during the following assembly 3 Loosen the pressure switch hose clamp and pull out the hose from the pressure switch interface 4 Rotate the pressure switch anticlockwise by 90 and then pull out the pressure switch 13 Undo the pulley 1 Undo the back cover methods as followed 2 Rotate the pulley and at the same time pull out the belt and then remove the belt 8 Remove the screw on the pulley and then take down the pulley P 22 4 UNPACKING WAYS OF MAIN PARTS 14 Undo the upper counterweight 1 Undo the top cover methods as followed 2 Remove three screws fit on the upper counterweight and then pull out the upper counterweight 15 Undo the absorber pin 1 Undo the front plate methods as followed 2 Use pliers to pinch the absorber pin s protuberance and knock ee nd vit Ae yi gt Ea P a B T the absorber pin out from back lightly in the same way remove the other one 16 Undo the filter 1 Open the filter cover 2 Rotate the filter knob anticlockwise and then pull out the filter 17 Undo the drain pump 1 Undo the top cover control panel lower cover and front plate methods as followed 2 Nip out clamp between the drain hose and the drain pump and then pull out the drain hose P23 4 UNPACKING WAYS OF MAIN PARTS 8 Nip out the clamp between the outlet hose and the drain pump pu
5. DANCE serie 2 A Sate NOTE GL ELSE OR ee en ne este sie 22 41 10 UN ALICE VAIN een ee EEE 33 2 Mg MD ECO Te OE 4 6 WORINEENEREREEEEREEREREPEEEENERENUEEUUENERUEPRERELTEREEUHEEEERERUERUEREERAERUEEREENEERFEENERIENEERERG 23 4 1 12 CO Ce NIC e EE A E E IA EEEE A EAE EA EEE E AAAS 53 4 1 13 Undo the upper COULEE AE rennen eea 24 4 1 12 nde Ihe A Os ONO Cb Din ee ee 23 A ELEA EPEE EE EAS AIEA EIEEE TEE AEEA EEEE 23 4 1 10 WAO EE Ir 1 DD ee te 23 4 1 17 Undo RS IS UC Ie een ee DE eure 24 41 18 Undo th NTC Io aa a ee vennen 24 KETUR OTE OO ee ee erde 24 4 1 20 Undo the Dane SUP DO ee ee eur 25 21 Undo the droi ass erneuern 25 21 2 Wade the absOrber esse ee ee ee ee 26 4 1 23 JNO Tue Conletweicht en u 26 Ale Undo TRC MOOR ee ee ee 26 TABLE OF CONTENTS 5 CIRCUIT DIAGRAM 5 1 The falme diagnosing and changing component re ee 28 6 EXPLORED VIEW amp LIST OF PARTS 6 1 Explored view amp List of Parts are 29 En 30 Ln 31 6 1 3 Top Cover SUD i AE EE A SNE E TAEA EEEE LEE T a EEE OS EEEE E 32 Dale Dispenser assembly ae anne 33 6 1 5 TOOT ae ae en een 33 P 03 1 SAFETY PRECAUTION 1 Do not try to repair the machine by yourself The machine may be damaged and its life be shortened What is worse it will injure yourself 2 Pull out its plug from the power socket before maintenance Electricity 3 Do not use several power plug with one socket To avoid fire don t use any socket with its actual current more than rated current
6. manual knead To improve washing performance automatic drum washing machine could automatically heat the washing liquid whose temperature can be adjusted from 30 C to 90C The high temperature quickens the movement of the numerator of the washing liquid and speedups the Chemical reaction In a word drum washing machine destroys bonding force between dirt and clothes in virtue of intergraded force of water detergent and mechanical force to clean away the dust P 05 3 TROUBLESHOOTING 3 1 Malfuction and solution Description Solution The washing machine does not work Close the washing machine s door Confirm and press the start key Water leakage Correctly connect the inlet water pipe The spin of the clothes is abnormal Reload and distribute the laundry evenly in the drum Thereis ae peculiar EE Runa Self clean cycle without any clothes washing machine No water is visible in the drum No fault water is under the visible area EI the remaining water in the No fault the effect of the softener will not be affected softener s box The water fast component of the non phosphorus detergent will be left on the clothes to form the line scale Plesae select rinse or spin programme or brush away the fleck with the brush when the clothes is dried The remaining detergent is left on the clothes Open the water tap Check the selection of the procedure Check the water The washing machine does not fill Pressure to seeif the
7. or Wash and straighten outlet twisted hose Drain pump is blocked Drain problem while washing drain time exceeds 9 minutes Wash drain pump filter Please call up service line if there are still troubles Please call up the service line if there is any other problem It suitable for use these model A1 D1 P 08 3 TROUBLESHOOTING 3 3Fault tree 1 Maintenance non heating malfunction Whether to set up non heating Whether the pressure switch is well or not Whether NTC is short or open circuit Whether the connect is well Whether the heater is well Y Change the control panel P 09 Choosing new heating temperature Change NTC Reliable connection Change the heater 3 TROUBLESHOOTING 2 Door non locked amp its maintenance Door non locked Y Whether the door is N closed correctly Close the door correctly Y Whether push the N Push the start button start pause button to to start the program start theprogram Y Whether the voltage Y The door lock is between harness and invalid and should harness 3 is about 220v be replaced N Whether the harness N connection between the door lock and the main board is well Reliable connection Change the control panel P 10 3 TROUBLESHOOTING 3 No water inlet or water inlet overtime No water inlet or water inlet overtime Y Whether press start pause button after choosing the p
8. tub 6 Remove the inner drum kit Airproof Ring 23 Undo the absorber WD Lift out the outer tub kit means as 21 above 2 Undo the absorber pin between absorber and rear tub remove the absorber 24 Undo the motor 1 First let the machine lie down on the back and then pull out the motor wire and grounding wire Use spanner to remove the motor screw and lift up the motor with the other hand in case of falling to the drain pump 2 After two screws are removed change the motor First support it to clasp the correct position then install the screws and then install the belt P 26 S CIRCUIT DIAGRAM 5 1 During the failure diagnosing and changing components please do it as following 1 There is some static harm to the electrical parts from colophony in the washing machine or humans So it is better to eliminate the ee BER potential static by grounding the humans or touching the plugs 2 The rated voltage of the SCR in PCB 1s 220 240V so it s possible to be electrical shock Please take care while strong and weak electricity 1s alternative 3 The design of PCB is out of failure so prohibit to change the PCB panel according to its alarm Please do it according to the failure diagnose program P 27 5 TROUBLESHOOTING 5 2 The circuit program amp wiring connection figure Pressure switch S amp
9. 4 Please check the power plug and socket whether damaged or not To avoid an electrical shock and fire the power plug and socket should be replaced 1f they are damaged 5 Don t try to clean up the washing machine with water or else it s possible to cause an electrical shock or fire and shorten its life 6 Forbid the harness contact with water for avoiding wet and don t extend it during maintenance Don t twist the harness to avoid it distorted 7 Please clean up the dirt and dust on the surface of the cabinet harness and connection parts during maintenance Please avoid fire because of the electric leakage of harness 8 Check electrical parts harness whether they have become moist and replace them if they are wet 9 Check all parts of the machine and make sure to keep them in good condition after maintenance 10 Fasten upon the power plug and pullit out Be careful of a fire and electric shock when power cord 1s damaged 11 Pull out its power plug when this machine doesn t work Be careful of an electric shock and fire because of levin 12 Don t put tinder or sprayer beside the washing machine Be careful of a fire and explosion because of electric spark 13 Don t put a basin of water or wet clothes on the washing machine It is possible to cause an electric shock or fire 1f water from wet clothes leaks in to the washing machine 14 Do not place the washing machine in the place where it can be exposed to rain and snow Or else it may c
10. ates and takes in the air and at this time there is the noise which is normal situation The drainage pump has noise during the operation when the water has just been drained The washing machine adds water automatically Because there 1s too much bubble in the tube the washing machine is cleaning the bubble To stop for some time during the wash procedure If you cannot solve the above abnormal situations would you please 1 To turn the procedure knob to KOFF pull out the attachment plug 2 to close the water tap and contact the nearest service centre P 07 3 TROUBLESHOOTING 3 2 Schedule of failure alarm A1 D1 has no display screen the alarm display is as below Status of Corresponding Indicators z g g 2 Description Reason Solution 2 P o O a gt C Door lock Door is not closed properly Restart after the door is closed Restart Restart after the door is closed the door is closed problem Please call up service line f there are still troubles Open the tap or wait till the water supply becomes normal Check inlet valve filter Straighten the water pipe Check the other taps in the room Tap is not opened or wate Water injecting flows too slowly problem when Inlet valve filter is blocked washing water Inlet pipe is twisted injecting time If water is not supplied exceeds 5 minutes Please call up service line if there are still troubles Outlet hose is blocked
11. ause an electric shock or fire and therefore shorten its life 15 Don t press the button with sharp items such as nail screw etc Or else it may cause an electric shock or other damages 16 This machine should be placed on the horizontal ground and installed correctly The machine is liable to shift on the gradient ground 17 If the harness is damaged it should be replaced completely 18 It is necessary to put a mat on the floor and recline down the washing machine along its side when repair it It is possible to damage the electrical components if the front of the washing machine is placed at the ground 19 During changing the heater of this machine please check whether it is fixed on the blanket correctly and whether the screw is fastened tight or not P 04 2 INTRODUCTION OF PRODUCTS 2 1 Characteristics of product It is the latest designed machine which have many advantages such as fashion large rated washing capacity and large washing range Specifically its feature is as following l Large washing range from cotton to wool and silk 2 Gentle washing no twist and little abrasion 3 Electron auto balance system that is the PCB panel controls the speed of spin and ensures uniform distribution of clothes to reduce the wear of textile caused by its vibration 4 The drum of this machine is made of stainless steel of high quality and the cabinet is durable 5 The maximum temperature of washing water could be controlled independently and it
12. een the top cover and back cabinet 2 Push back the top cover 15mm until it leaves away from the control panel and then take it down 3 Undo the control panel 1 Departing the top cover means as above 2 Draw out the detergent drawer 8 Loosen two screws fit on the control panel facial 4 Loosen two screws fit on the control panel top Press three clasps between top control panel and panel support 6 Take out the control panel inclined from the cabinet P 18 4 UNPACKING WAYS OF MAIN PARTS 4 Undo the lower panel 1 Open the filter cover release the screw on the lower panel 2 Turn the washing machine back at an angle pinch the clasp and push it out 5 Undo the door lock 1 Open the door of washing machine 2 Take the outer gasket clamp to the drum 3 Remove two screws on the door lock and take down the door lock 4 Take out the door lock and draw out the plug pay attention to the position of the plug so as not to connect a wrong circuit next time 6 Undo the front plate 1 Undo the door lock methods as followed 2 Remove the lower cover methods as followed P 19 4 UNPACKING WAYS OF MAIN PARTS 8 Undo five screws in the front plate 4 Put the front plate up to the clasp of the front plate away from the loading holder and then take off the front plate 7Undo the facade counterweight 1 Undo the front plate methods as fo
13. ing Whether the filter is blocked Whether the drain pipe is fold or hung too high Change the drain pump bd Push start pause button The means of detecting door switch refers to the paragraph of no water inlet Whether the connection between the pump and the main board is loosened Whether the pump is blocked or burned out Y N Change the control Reliable connection Return to the normal station Pas 3 TROUBLESHOOTING 6 Water inlet overflow malfunction maintenance Water inlet overflow Y N woher me cre Hang the hose well hose is hung up Y Whether the water Y Change the inlet is in without power inlet valve N Whether the gas pipe Y Change or revive or the connection is fia leaking or deadlock aan N Whether the electric N Reliable connection connection of pressure switch is normal Whether the pressure switch is well Change the control panel P 14 3 TROUBLESHOOTING 7 Drum non rotating malfunction maintenance Drum non rotating Y Whether the door is closed correctly Close the door Whether the door lock is well Change the door lock N Waiting inlet or inspect overtime water inlet malfunction Whether the inlet is correct Whether the pressure switch is well Replace it Whether the connect
14. ion of main and auxiliary wiring harness is well Reliable connection Whether the motor Replace it Detach strap whether the drum is rotating flexibly The drum is blocked Change the control panel P 15 3 TROUBLESHOOTING 8 Maintenance water inlet and water outlet at the same time Water inlet and water outlet at the same time Y Whether the drain hose Y Hang the hose well is hung too low N Whether the washer is Y Normal phenomenon disposing the foam in the drum Change the control panel P 16 4 UNPACKING WAYS OF MAIN PARTS 4 1 Overeview the unpacking step Undo the back cover Undo top cover Undo the control panel Undo the lower panel Undo the door lock Undo the front plate Undo the facade counterweight Undo the gasket Undo the PCB panel 10 Undo the detergent box 11 Undo the inlet valve 12 Undo the pressure 13 Undo the pulley 14 Undo the upper counterweight 15 Undo the absorber pin 16 Undo the filter 17 Undo the drain pump 18 Undo the heater 19 Undo the NTC 20 Undo the door glass 21 Undo the panel support 22 Undo the drum tub assembly 23 Undo the absorber 24 Undo the motor O ADEN 4 UNPACKING WAYS OF MAIN PARTS 1 Undo the back cover Undo two screws fit between back plate and cabinet and then pull out the back plate 2 Undo top cover 1 Undo 2 screws fit betw
15. is up to 90 C 6 Unique washing methods rain soak throwing knocking knead and so on which can wash clothes uniformly and improve washing performance 7 Safety guard water level control door lock etc 8 Anti crease function there s an automatic anti crease and soak function in the synthetic program that s it doesn t drain at the end of washing and leave the clean extile n the water of the drum to achieve the function of less crease especially silk 9 Function of adjusting speed select different spin speed according to textile 10 Electronic water distribution system The machine uses PCB to control the inlet valve and distribute water properly at the different stages and dissolve detergent and softener absolutely to improve washing performance 2 2 Working principle Drum washing machine wash clothes mainly in virtue of mechanical friction chemical force and temperature force When the machine works the motor runs clockwise several seconds and runs anti clockwise several seconds to drive the drum whose three lifters hold up the clothes pressing against the inside of the drum When clothes rise close to the top because the speed of motor is low and the centrifugal force is not enough to overcome the gravity clothes fall and impinge with washing liquid like manual throwing knocking washing The second force is the extrusion force of clothes like manual extrusion The last force is the friction between clothes clothes and lifters like
16. ll out the outlet hose 4 Loosen the screws fitted on the drain pump and then pull out the drain pump 18 Undo the heater 1 Undo the top cover control panel lower cover and front plate methods as followed 2 Pull out the heater plug Pay attention to the position of the plug so as to not connect a wrong circuit next time 3 Release the screw fixing the heater 4 Take out the heater In the red circle it is the heater support clamping the heater 19 Undo the NTC temperature sensor 1 Undo the top cover control panel lower cover and front plate methods as followed 2 Undo the NTC with special tools P 24 4 UNPACKING WAYS OF MAIN PARTS 20 Undo the door glass 1 Open the door remove two screws fixing the hinge and front plate and then remove the door 2 Remove six screws on the inner door 3 Remove the outer door and the inner door with special tool 4 Take out the door glass 21 Undo the panel support 1 Undo the top cover methods as followed 2 Undo the control panel 8 Remove two screws fixing the panel support and then remove it 22 Undo the drum tub assembly U Remove the motor in 24 methods as followed 2 Pull out the heater 3 Remove the belt 4 Remove the screws fixing the pulley and then take out the pulley P23 4 UNPACKING WAYS OF MAIN PARTS Remove the screws fixing the front and rear tub and then remove the
17. llowed 2 Remove six screws pull out the facade counterweight 8 Undo the gasket 1 Undo the top cover control panel lower cover machine door and the front plate methods as followed 2 Remove the outer gasket clamp between the door seal and the front plate 83 Loosen the inner gasket clamp between the door seal and the front of the outer tub and take out the gasket 9 Undo the PCB panel Undo the top cover and control panel methods as followed P20 4 UNPACKING WAYS OF MAIN PARTS Operation step Picture Undo the PCB from the E housing PCB panel draw out the plug after remove the screws and then undo the PCB panel 10 Undo the detergent box 1 Undo the top cover and the control panel methods as followed 2 Release the hose clamp and pull out the inlet hose 8 Release the hose clamp and pull out the detergent box hose and then take out the detergent box 11 Undo the inlet valve 1 Remove the top cover methods as followed 2 Undo 2 screws between cabinet and inlet valve P21 4 UNPACKING WAYS OF MAIN PARTS 3 Release the clamp fixing the inlet valve and the inlet hose and then pull out the inlet hose Take out the inlet valve and plug Pay attention to the position of the plug so asnot to connect a wrong circuit next time 12 Undo the pressure switch 1 Undo the top cover methods as followed 2 Pull out the plugs on the pressure switch Mind the
18. rogram N Push start pause button Door lock is invalid and should be replaced AE R DORE Y Y Y Whether the door is closed correctly Whether door lock 3 and 2 is connected correctly Whether the voltage between door lock 1 and 3 is 220V Whether the connection is well Whether the electromagnetic valve buzz Whether the tap is opend Connect connections Whether the connections of inlet valve is well Whether the inlet pipe is fold or the water is cut off Whether the inlet valve coil is well Whether the inlet filter net is blocked Change the inlet valve Y Whether the pressure switch is well Cleaning with brush Whether the connection of pressure switch is well N Change the pressure switch lt N Change the control panel P 11 3 TROUBLESHOOTING 4 Heating beyond the setting temperature its maintenance Over heating Whether NTC is short circuit or open circuit Change NTC Whether the connection is well Y Change the control panel P 12 3 TROUBLESHOOTING 5 Maintenance of non drain or drain exceed the setting time Close the door Cleaning the Y filter Non drain or overtime drain Y Whether it is in the state of pause Whether the door is closed Whether the door lock is well Whether the pump is vibrat
19. water pressure is insufficient Put through the feed water Close the washing machine s door To checkit the inlet water pipe is bent or blocked Make sure the end of the drainage pipe to be higher than the water level of the inside the machine Check if the drainage pipe and sewage have been sealed if they have been there will be the poor The washing machine fills and empties at the same time ventilation to cause the siphonage effect Check if the drainage pumps is blocked Check if the drainage pipe 1s bent or blocked Check the height of the drainage nozzle make sure it 1s 0 6 1 meter from the bottom of the washing machine No drainage of the washing machine Level the washing machine Fasten the footing To check if the internal packing for the transportation have all been removed Vibration of the washing machine Check if the detergent is excessive if it is the specialized detergent for the cylinder washing machine The bubble spills from the detergent Dip one scoop of the softener mixed with 1 2 liter of box water to the detergent box II Reduce the usage amount of the detergent in the next time s wash P 06 3 TROUBLESHOOTING The machine stops when the l ne Power failure or water cut procedure has not been finished The inner barrel water of the washing machine has been drained but there is still a small amount of water in the drainage pump and pipe The drainage pump continuously oper
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