Midea C03 Service Manual
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Midea C03 Service Manual

Midea C03 Service Manual

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Washing Machine

Model:C03

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 C03

  • Page 1: Washing Machine

    Washing Machine Model:C03 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 PRODUCT SPECIFICATIONS ……………………………………………………………….. 3 USER MANUAL …………………………………………………………………………………. 17 4 WIRING DIAGRAM /PCB LAYOUT ………………………………………………………… 18 5 FACTORY PATT DETECTION …………….…………………………………………………… 20 6 MALFUNCTIONS CODES AND EXPLANATIONS ……………………………………… 24 7 TROUBLESHOOTING ……………………………………………………………………………...

  • Page 3: Safety Precautions

    1 PRECAUTION When performing troubleshooting and part replacement during servicing, note the following safety precautions: 1.1 Safety Precautions 1.1.1 Use Genuine Parts The components of the washing machine have safety features such as non-combustibility and voltage with standing. Therefore, always use the same part as suggested by the maker. In particular be sure to use only designated parts in case of major safety parts identified by the marker.

  • Page 4: Cautions For Safety

    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 5 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 6 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 7: Product Specifications

    2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name EU(A3)-FC80-S12/C1903E EU(A3)-FC80-S14/C1903E IR(A3)-FC80-S14S/C1903E Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2000W Rated Current Max. Spin Speed 1200RPM/1400RPM/1400RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class A+++...
  • Page 8 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name MFC80-S1403/C14E-AE(5) Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2000W Rated Current Max. Spin Speed 1400RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class UAE ★★★★★...
  • Page 9 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name SA(4)-FC75-S12/C1903E MFC75-S1403/C14E-SA(4) Color White Features Washing Capacity 7.5kg Rated Spinning Capacity 7.5kg Power Supply 220-230 V Rated Frequency 60Hz Rated Power 2000W Rated Current Max. Spin Speed 1200RPM/1400RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class...
  • Page 10 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name EU(A3)-FC70-S12/C1903E EU(A3)-FC70-S14/C1903E IR(A3)-FC70-S14S/C1903E Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2050W Rated Current Max. Spin Speed 1200RPM/1400RPM/1400RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class A+++...
  • Page 11 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name MFC70-S1203/C14E-AE(5) AE(5)-FC70-S12/C1903E Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2050W Rated Current Max. Spin Speed 1200RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class UAE ★★★★★...
  • Page 12 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name MFC60-S1203/C14E-SA(4) Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-230 V Rated Frequency 60Hz Rated Power 2000W Rated Current Max. Spin Speed 1200RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class SA ★★★★...
  • Page 13 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name MFC60-ES1001/C1457E MFC60-ES1201/C1457E MFC60-ES1401/C1457E Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2000W Rated Current Max. Spin Speed 1000RPM/1200RPM/1400RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class A+++...
  • Page 14 2 PRODUCT SPECIFICATIONS Product Specifications Model Series Model Name MFC60-S1203/C14E-AE(5) Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2000W Rated Current Max. Spin Speed 1200RPM Display Type Motor Universal Motor Energy Rating Energy Efficiency Class UAE ★★★★★...
  • Page 15 2 PRODUCT SPECIFICATIONS Product Specifications Model Series EU(A31)-FC90-S14D/C1903E Model Name Color White Features Washing Capacity Rated Spinning Capacity Power Supply 220-240 V Rated Frequency 50Hz Rated Power 2000W Rated Current Max. Spin Speed 1400RPM Display Type Motor Inverter Motor Energy Rating Energy Efficiency Class A+++ Washing Performance Class...
  • Page 16 2 PRODUCT SPECIFICATIONS Product Specifications Model Series EU(A33)-FC100-U16B/C1903E Model Name EU(A33)-FC120-U14B/C1903E Color White Features Washing Capacity 10kg/12kg Rated Spinning Capacity 10kg/12kg Power Supply 220-240 V Rated Frequency 50Hz Rated Power 1950W/2000W Rated Current Max. Spin Speed 1600RPM/1400RPM Display Type Motor Inverter Motor Energy Rating Energy Efficiency Class...

  • Page 17: User Manual

    3 USER MANUAL NOTE： Please check the user manual about the installation，operation，and spec etc.

  • Page 18: Wiring Diagram/Pcb Layout

    4 WIRING DIAGRAM/PCB LAYOUT 4.1 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 potential static by grounding the humans or touching the plugs.
  • Page 19 4 WIRING DIAGRAM/PCB LAYOUT 4.3 PCB Layout(Universal Motor ) 1 Moto 2 Inlet Valve & Drain Pump & Door Lock 3 Moto Tacho 4 Temp Sensor & Water Sensor 5 Noise Filter & Heater 6 Noise Filter & Drain Pump & Door Lock 4.4 PCB Layout(Inverter Motor) 1 Inverter Motor communications 2 Inverter Motor...

  • Page 20: Factory Patt Detection

    5 FACTORY PATTEN DETECTION 5.1 Service mode Before entering into service mode, make sure no water remains in the inner drum, if not, select drain only program to drain them out. Turn on the machine and take turns [K3] [K5] [K3] [K5] buttons in 10s. Press [K1] or [K2] to select test program.
  • Page 21 5 FACTORY PATTEN DETECTION 5.1 Service mode Check Check Method Check Item Target Display The whole LED UI Checking Press [K8] button display flashes Press [K8] button to drain out all the Drain-pump remaining water. If all water drained out, LED LED displays “PPt”...
  • Page 22 5 FACTORY PATTEN DETECTION 5.1 Service mode Check Check Method Check Item Display Target Press [K8] button, inner drum rotates in Rotating 45r/m clockwise for 15s and stop for 10s then LED displays checking rotates counterclockwise for 15s, over and over “tUB”...
  • Page 23 5 FACTORY PATTEN DETECTION 5.2 Self-check - Turn on the machine , to take turns 【K3】【K5】【K3】【K5】,the door locked, enter the test mode, display the T01, press the 【K1】or 【K2】 to show “T15”. - Press [K8] button, put into the function test mode, display TST, then press again, display version number and project number;...

  • Page 24: Malfunctions Codes And Explanations

    6. MALFUNCTION CODES AND EXPLANATIONS Malfunction Reason Possible cause Solution code If the washer fills very slowly, the The water level water pressure from the house doesn’t changed in 3 might be too low. If the water inlet minutes during filling valve isn't leaking and there are the water.
  • Page 25 6. MALFUNCTION CODES AND EXPLANATIONS If the washer won't drain water check the drain hose. Be sure the hose did not get kinked behind Drain hose the washer. Also, remove the hose from the pump and check it for obstructions. In 3 minutes, If the washer won't drain water the water level...
  • Page 26 6. MALFUNCTION CODES AND EXPLANATIONS 1.Check the speed transmit line of The PCB can’t get the motor to prevent fall of The speed don’t speed transmit signal 2.Check the PCB and the motor transmit signal when the motor drive 3.Check the motor communicate wire 1.Check the speed transmit line The speed...

  • Page 27: Troubleshooting

    7 TROUBLE SHOOTING Fault tree 1. Maintenance non-heating malfunction Non-heating Whether NTC is short or open Change NTC circuit Whether the connection is Reliable connection correct Whether the Change the heater heater is well Change the PCB...

  • Page 28: Door Non-Locked & Its Maintenance

    7 TROUBLE SHOOTING 2. Door non-locked & its maintenance Door non-locked Close the door Whether the door correctly is closed correctly Whether the inner Connect the PCB and wire between the door lock correctly PCB and the door lock is correct Check the door lock is well，or Change the door lock...
  • Page 29 7 TROUBLE SHOOTING 3. No water inlet or water inlet overtime No water inlet or water inlet overtime Whether the tap is Open the tap open Whether the water Wait the water pressure is between pressure meet the 0.05MPa~1MPa standard Whether the Drain Hang up the drain Hose is hung up...
  • Page 30 7 TROUBLE SHOOTING 4. Over heating Over heating circuit open circuit Whether NTC is well Change the NTC Change the PCB...

  • Page 31: Maintenance Of Non-Drain Or Drain Exceed The Setting Time

    7 TROUBLE SHOOTING 5. Maintenance of non-drain or drain exceed the setting time Non-drain or overtime drain Whether the Drain Hose is hung up Hang up the drain beyond the height hose of 100cm Whether the Clean the filter pump is blocked Whether the Change the pump is well...

  • Page 32: Water Inlet Overflow Malfunction Maintenance

    7 TROUBLE SHOOTING 6. Water inlet overflow malfunction maintenance Water inlet overflow whether the inlet Change the inlet valve valve is well Whether the Change pressure pressure switch is switch well Change the PCB...

  • Page 33: Drum Non-Rotating Malfunction Maintenance

    7 TROUBLE SHOOTING 7. Drum non-rotating malfunction maintenance Drum non-rotating Whether the belt is Installed the belt installed correctly correctly Whether the inner wire connection is Reliable the connection correct Shut down the power, open the door and Rotate the drum . The drum is blocked check the drum rotate flexibly or not.
  • Page 34 7 TROUBLE SHOOTING 8. Maintenance water inflow and drain off water at the same time Water inflow and drain off water at the same time Whether the drain hose is hung up Hang the hose well too low Whether the washer is Normal phenomenon disposing the...
  • Page 35 7 TROUBLE SHOOTING 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 36 7 TROUBLE SHOOTING 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 37: Check Point Of Circuit

    8 CHECK POINT OF CIRCUIT (Universal Motor) Before repairing, use multimeter to judge circuit stand of fail No Parts Picture Test Description Parameter Remarks 1.Measuring two Water straight line Break over after blow- Level terminals PASS Switch 2.Measuring two vertical terminals 2 seconds after the power supply can automatically locked...
  • Page 38 8 CHECK POINT OF CIRCUIT (Inverter Motor-9KG) Before repairing, use multimeter to judge circuit stand of fail No Parts Picture Test Description Parameter Remarks 1.Measuring two Water straight line Break over after blow- Level terminals PASS Switch 2.Measuring two vertical terminals 2 seconds after the power supply can automatically locked...
  • Page 39 8 CHECK POINT OF CIRCUIT (Inverter Motor-10/12KG) Before repairing, use multimeter to judge circuit stand of fail No Parts Picture Test Description Parameter Remarks 1.Measuring two Water straight line Break over after blow- Level terminals PASS Switch 2.Measuring two vertical terminals 2 seconds after the power supply can automatically locked...

  • Page 40: Unpacking Ways Of Main Parts

    9 UNPACKING WAYS OF MAIN PARTS UNPACKING WAYS OF MAIN PARTS 1. Undo the back cover 2. Undo top cover 3. Undo the control panel and PCB 4. Undo the door assembly 5. Undo the front plate 6. Undo the detergent box 7.

  • Page 41: Undo The

    9 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 42: Undo The Door Assembly

    9 UNPACKING WAYS OF MAIN PARTS 4.Undo the door assembly Undo the door I.Open the door of washing machine. II.Take the outer gasket III.Remove two screws on the door and take down the door . Undo the door gasket I.Remove the outer gasket clamp between the door seal and the front plate.

  • Page 43: Undo The Detergent Box

    9 UNPACKING WAYS OF MAIN PARTS 6. Undo the detergent box I.Release the hose clamp and pull out the inlet hose. II.Release the hose clamp and pull out the detergent box hose, and then take out the detergent box. 1. 7.

  • Page 44: Undo The Drain Pump

    9 UNPACKING WAYS OF MAIN PARTS 9. Undo the drain pump I.Pull out the terminal behind the drain pump. II.Nip out clamp between drain hose and the drain pump, and then pull out the drain hose. III.Loosen the screws fitted on the drain pump, and then pull out the drain pump.

  • Page 45: Undo The Absorber Pin From The Cabinet

    9 UNPACKING WAYS OF MAIN PARTS 11. Undo the absorber pin from the cabinet Use pliers to pinch the absorber pin’s protuberance, and knock the absorber pin out from back lightly; in the same way, remove the other one 12.Undo the drum tub assembly Undo the upper and façade counterweight...

  • Page 46: Undo The Absorber Pin From The Drum

    9 UNPACKING WAYS OF MAIN PARTS Undo the drum tub Remove the screws fixing the pulley, and th V.Remove the screws fixing the front and rear tub, and then remove the tub. VI.Remove the inner drum kit. 13. Undo the absorber from the drum I.Lift out the outer tub kit.

  • Page 47: Service Tools

    10 SERVICE TOOLS...
  • Page 48 The end!

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