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Midea RW145 Service Manual

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Washing Machine
Model: E Products
Service Manual
Note：
Before service the unit, please read this manual first.
Contact with your service center if meet problem

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Summary of Contents for Midea RW145

  • Page 1 Washing Machine Model: E Products Service Manual Note： Before service the unit, please read this manual first. Contact with your service center if meet problem...

  • Page 2: Table Of Contents

    Contents 1 PRECAUTION………………….………………..…………………………………………………. 3 1.1 Safety Precautions 1.2 Servicing Precaution 1.3 Cautions For Safety 2 FACTORY PATTEN DETECTION …………….………………………………………………. 7 3 UNPACKING WAYS OF MAIN PARTS……………………………………………………… 10 4 MALFUNCTIONS CODES AND EXPLANATIONS ……………………………………… 18 5 TROUBLESHOOTING …………………………………………………………………………… 20 5.1 Maintenance non-heating malfunction 5.2 Door non-locked &...

  • Page 3: Precaution

    1 Precaution 1.3 CAUTIONS FOR SAFETY Please observe the following notes for safety. • The symbols indicate as follows. • Symbol Meaning Indicates possibility of death or serious injury of a repair technician and a person nearby through the misconducted WARNING work , or of a user by a defect of the product after the work performed by the technician.
  • Page 4 1 Precaution WARNING After repair, measure insulation resistance between the charging part(power cord plug) and the non-charging metallic part (ground) with an insulation resistance meter (500V).The resistance shall be 10M or more. CHECK INSULATION Failing to check the insulation resistance may cause a short RESISTANCE circuit, electric shock or other diseases to the customer.
  • Page 5 1 Precaution WARNING Do not touch the laundry before the spin basket stops completely. The laundry entangles your hand causing an injury even if DO NOT TOUCH the basket rotates slowly. Pay special attention to children. Ask an electric work shop to install the product. Install the product securely and safely according to the electrical equipment technical standard and the wiring INSTALL...

  • Page 6: Factory Patten Detection

    2 FACTORY PATTEN DETECTION 2. Service mode Prewash Extra Rinse No Spin Pause Start Door Lock Child Lock 2.1 Versions information checking Rotate the nob to any program from “ON/OFF”, Press the“L1“,“L3”,L1“,“L3”button in order in 10 seconds, then the door will be locked(L5 turns on), L4 turns on.
  • Page 7 2 FACTORY PATTEN DETECTION 2.3 The user interface testing(T04) 1. After entering service testing mode, press L1,untill L2 turns on, the others turn off, that means T04. 2. Press L4 two times. 3. Display project number about 2 seconds, L6 will turn on simultaneously. And the project number will be showed by the four lights in the bottom in binary format.

  • Page 8: Unpacking Ways Of Main Parts

    3 UNPACKING WAYS OF MAIN PARTS 3. UNPACKING WAYS OF MAIN PARTS 1. Undo the back cover 2. Undo top cover 3. Undo the control panel 4. Undo the lower panel 5. Undo the door lock 6. Undo the front plate 7.
  • Page 9 3 UNPACKING WAYS OF MAIN PARTS Operation Picture 1. Undo the back cover Undo four screws fit between back plate and cabinet, and then pull out. 2. Undo the top cover I.Undo 2 screws fit back Cabinet. II.Push back the top cover 15mm until it leaves away from the control panel, and then take it down.
  • Page 10 3 UNPACKING WAYS OF MAIN PARTS 4. Undo the lower panel I.Open filter cover, release the screw on the lower panel. II.Turn the washing machin back at an angle, pinch the clasp ,and push it out. 5. Undo the door lock I.Open the door of washing machine.
  • Page 11 3 UNPACKING WAYS OF MAIN PARTS 8. Undo the gasket I.Undo the top cover, control panel, lower cover, machine door and the front plate. II.Remove the outer gasket clamp between the door seal and the front plate. III.Loosen the inner gasket clamp between the door seal and the front of the outer tub.
  • Page 12 3 UNPACKING WAYS OF MAIN PARTS 12. Undo the pressure switch I.Undo the top cover II.Pull out the plugs on the pressure switch. II. Loosen the screw of pressure switch III. Disconnect the pressure switch from air pipe. 13.Undo the pulley I.Undo the back cover II.Rotate the pulley and at the same time pull out the...
  • Page 13 3 UNPACKING WAYS OF MAIN PARTS 16.Undo the filter Open the filter cover. Rotate the filter knob anticlockwise, and then pull out the filter. 17. Undo the drain pump I.Undo the top cover, control panel, lower cover and front plate. II.Nip out clamp between drain hose and the drain pump, and then pullout...
  • Page 14 3 UNPACKING WAYS OF MAIN PARTS 19. Undo the NTC I.Undo the top cover, control panel, lower cover and front plate. II.Undo the NTC with special tools. 20.Undo the door glass I. Open the door, remove two screws fixing the hinge and front plate, and then remove the door.
  • Page 15 3 UNPACKING WAYS OF MAIN PARTS 23.Undo the absorber I.Lift out the outer tub kit. II.Undo the absorber pin between absorber and rear tub, remove the absorber. 24.Undo the motor I.First let the machine lie down on the back and then pullout the motor wire and grounding wire.

  • Page 16: Malfunctions Codes And Explanations

    4 MALFUNCTION CODES AND EXPLANATIONS Schedule of failure alarm Malfunction Reason Description Solution code Open the water tap, to check if the The water level inlet hose is squashed or kinked, doesn’t changed in 3 Inlet water minutes during filling check the filter in the inlet valve is overtime the water.
  • Page 17 4 MALFUNCTION CODES AND EXPLANATIONS Malfunction Reason Description Solution code Check the speed transmit line The speed of the motor to prevent fall of don’t transmit Check the PCB and the motor Triac get broken signal Check the motor communicate abnormality wire The button get...

  • Page 18: Troubleshooting

    5 TROUBLESHOOTING Fault tree 1. Maintenance non-heating malfunction Non-heating Whether to set up Choosing new heating non-heating temperature Whether the pressure switch is well or not well or not Whether NTC is short or open Change NTC circuit Whether the connect is well well Reliable connection heating...

  • Page 19: Door Non-Locked & Its Maintenance

    5 TROUBLESHOOTING 2. Door non-locked & its maintenance Door non-locked Close the door Whether the door correctly is closed correctly Whether push the Push the start button start /pause to start the program button The door lock is Whether the voltage open between harness 1 harness 3 invalid and should be is about 220vand circuit...
  • Page 20 5 TROUBLESHOOTING 3. No water inlet or water inlet overtime No water inlet or water inlet overtime Whether press Push start/pause start/pause button button after choosing the program Door lock is invalid Whether the door Change main and should be is closed correctly board replaced...
  • Page 21 5 TROUBLESHOOTING 4. Cleaning with brush Over heating circuit open Whether NTC is circuit short circuit or open Change NTC circuit Whether the connection is well Whether the connection is well or not...

  • Page 22: Maintenance Of Non-Drain Or Drain Exceed The Setting Time

    5 TROUBLESHOOTING 5. Maintenance of non-drain or drain exceed the setting time Non-drain or overtime drain Whether it is in Push start/pause the state of pause button Close Whether the door is closed door The means of detecting door switch refers to the paragraph of "no water inlet".

  • Page 23: Water Inlet Overflow Malfunction Maintenance

    5 TROUBLESHOOTING 6. Water inlet overflow malfunction maintenance Water inlet overflow Whether the drain Hang the hose well hose is hung up Whether the water is in Change the inlet valve without power Whether the gas pipe or the Change or revive the connection is gas pipe leaking or dead...

  • Page 24: Drum Non-Rotating Malfunction Maintenance

    5 TROUBLESHOOTING 7. Drum non-rotating malfunction maintenance Drum non-rotating Whether the door is Close the door closed correctly Whether the door Change the door lock lock is well Waiting inlet or inspect Whether the inlet is overtime water inlet correct malfunction Whether the pressure switch is...

  • Page 25: Maintenance Water Inlet And Water Outlet At The Same Time

    5 TROUBLESHOOTING 8. Maintenance water inlet and water outlet at the same time Water inlet and water outlet at the same time Whether the drain hose is hung too Hang the hose well Whether the washer is Normal phenomenon disposing the foam in the drum Change the control panel...
  • Page 26 5 TROUBLESHOOTING Malfunction and solution Description Solution The washing machine Close the washing machine's door. does not work Water leakage Correctly connect the inlet water pipe. The speed of the clothes is Reload and distribute the laundry evenly in the drum. abnormal There is the peculiar smell Run a Self clean(Drum clean) cycle without any clothes.
  • Page 27 5 TROUBLESHOOTING Level the washing machine. Level the washing machine. Vibration of the washing Fasten the footing. machine To check if the internal packing for the transportation have all been removed. Check if the detergent is excessive, if it is the specialized detergent for the cylinder washing machine.

  • Page 28: Check Point Of Circuit

    6 CHECK POINT OF CIRCUIT Before repairing, use multimeter to judge circuit stand of fail Parts Picture Test Description Parameter The display or light is Control not show board The washing don’t Check the PCB running The water level is higher or lower than Water Level Check the water level...

  • Page 29: Service Tools

    7 SERVICE TOOLS...

  • Page 30: Appendix

    8 APPENDIX...
  • Page 31 The end!

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