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Website:  www.midea.com/us 

 
 
 
 

 

Laundry 

 

 
 
 
 
 
 

Washer and dryer combo 

 

Service Manual 

 
 
 
 

 

Factory Model:

 

 

 

MFC120-DU1321DS/C14E-US

 

 
 

 

Customer Model: 

 

MCSCWD27W5 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

CAUTION

 

 

READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES CORRECTLY BEFORE OFFERING SERVICE. 

Summary of Contents for MFC120-DU1321DS/C14E-US

Page 1: ...midea com us Laundry Washer and dryer combo Service Manual Factory Model MFC120 DU1321DS C14E US Customer Model MCSCWD27W5 CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES CORRECTLY BEFORE OFFE...

Page 2: ...Cycle guide with option settings 8 2 3 Detergent 8 2 4 Cleaning and Maintenance 9 3 DIMENSION and INSTALLATION 11 3 1 Unit dimension 11 3 2 Installation 11 4 TROUBLE SHOOTING 14 4 1 Test mode by Cont...

Page 3: ...or 2 weeks or more HYDROGEN GAS IS EXPLOSIVE If the hot water system has not been used for 2 weeks or more before using a washer or combination washer dryer turn on all hot water faucets and let the w...

Page 4: ...s propane gas LP gas etc ventilate the area immediately Do not turn any appliance or light on or off Do not use a ventilating fan A spark may result in an explosion or fire Do not force the washer lid...

Page 5: ...water supply hose connectors are properly tightened Open the faucet and check if the water supply hose connector is firmly tightened and that there is no water leaking before using the product Do not...

Page 6: ...Highest 5 selections Soil level button Press this button to set the soil level for wash cycle Heavy Medium and Light Dry level button Press this button to add drying step just after washing cycle This...

Page 7: ...Service manual for Wash and Dry Combo product Midea America Company 7 locking...

Page 8: ...Service manual for Wash and Dry Combo product Midea America Company 8 Displays...

Page 9: ...Only N Low Med High Highest N N Y N Y N Rinse Spin N Low Med High Highest N N Y N Y N Tub Clean Hot N N N Y N Y N Timed Dry N Low Med High Highest N Light Middle He avy Y N Y N Auto Dry N Low Med Hig...

Page 10: ...d immerse it in warm water 4 Pour warm water into washing drum and wait for 10 minutes 5 Reconnect inlet pipe to the tap and check whether inlet and outlet are working normally Anti freeze If your was...

Page 11: ...afety pins coins etc blocking the pump The Service panel proceed as follows 1 After the power is dis connected open the filter cover by hand 2 Turn the filter down as shown with the figure and take ou...

Page 12: ...undry room closet or recessed area Companion appliance location requirements should also be considered The requirements include 1 A grounded electrical outlet located within 6 feet 1 8 m 2 Hot and col...

Page 13: ...rench and then remove them 2 Cover the holes with transport hole plugs 3 Keep the transport bolts properly for future use Connect the inlet hose and drainage hose Connect the inlet hose Be sure the ho...

Page 14: ...th hand until it closely contacts with the floor Press the leg with one hand and fasten the nut closely to the cabinet with the other hand 4 After being locked properly press four corners again to mak...

Page 15: ...temp soil then the unit enters test mode and t01 displayed 4 2 Test modes Test mode list Code Function Code Function Code Function t01 Model Setting t06 Water Switch Test t11 Factory Test Mode t02 Er...

Page 16: ...f the drum Until there is no water in the machine t06 When t06 is displayed on LED Water Switch check function can be activated by pressing the Start Pause button The water valve will be opened And wa...

Page 17: ...ll be displayed with hot water valve opened for 5 seconds Press the Start Pause button the fourth time U4 will be displayed with only condensing valve opened for 5 seconds Press the Start Pause button...

Page 18: ...t valve A water lever control switch controls how much water enters the washing machine by PCB If the water level control switch is defective or more commonly if the small air pipe attached to the air...

Page 19: ...No voltage on the water inlet valve A water lever control switch controls how much water enters the washing machine by PCB If the water level control switch is defective or more commonly if the small...

Page 20: ...de display Door Lock If the door won unlock the door lock assembly might be defective If the door won t latch check the door to see if the door is closed before replace it PCB If the washer door won t...

Page 21: ...part of the temperature sensor before checking Check the inner wire on PCB Fan motor heater temperature sensor Check the heater resistance should be a certain value Lint on fan wheel and condenser Ch...

Page 22: ...re between Inverter module and Main Control PCB Unit will stop operation E50 E5B Inverter module failure Unit will stop operation E50 E5C Over voltage inverter module Unit will stop operation E50 E5D...

Page 23: ...Service manual for Wash and Dry Combo product Midea America Company 22 4 4 Wiring diagram and terminals 1 9 2 3 4 6 7 8...

Page 24: ...1 CN4 2 CN4 3 CN4 4 CN4 1 MOTER_INVERTER_N CN4 2 COOLING VALVE _N FAN_N COLD VALVE _N HOT VALVE _N PRE VALVE _N CN4 3 WATER VALVE RETURN 5 CN5 1 CN5 2 CN5 1 DOOR LOCK OUT CN5 2 HTR_N 6 CN6 1 CN6 2 CN6...

Page 25: ...ing You can check for a quick solution as following table Description Solution The washing machine does not work Close the washing machine s door Water leakage Correctly connect the inlet water pipe T...

Page 26: ...he same time Make sure the end of the drainage pipe to be higher Check if the drainage pipe and sewage have been sealed if they have been there will be the poor ventilation to cause the sip hon age ef...

Page 27: ...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 operates and takes in the air and at this time there is th...

Page 28: ...45 2500 60 1024 1228 1180 80 609 3 626 592 7 Water Heater does NOT run E34 E35 E36 Heater does NOT run E34 E35 E36 Check Wiring connection For Washing Heater there should be enough water in the drum s...

Page 29: ...e in range from 30 to 100 Otherwise the lock is failure Step 2 Hold the Locker Slip Left as figure above Give a power pulse to the Lock between Pin 2 and Pin 3 Then release the Slipper It should take...

Page 30: ...ck the faucet for fully open Check the water pressure The water pressure should be in range from 0 05MPa to 1MPa Check the drainage hose If the unit is draining water at the same time check the pump f...

Page 31: ...ck the wires for open cycled If the wires are open cycled replace the harness Check the pressure switch Step 1 Check the resistance between terminal 1 and 3 with universal meter The switch resistance...

Page 32: ...heck sound of motor Check the driving belt Replace if loosen or broken Yes Check the wiring connection of motor Check the wires for open cycled Replace the harness if open cycled Check the motor Repla...

Page 33: ...ped off Push it ON if jumped Normal resistance less than 5m Open circuit temperature 165 5 329 9 F Check all wires connected Drying Heater assembly Include wires to all temperature sensors heaters Fan...

Page 34: ...0 2573 2500 2645 45 2111 2055 2166 50 1741 1699 1783 55 1444 1412 1476 60 1204 1180 1228 65 1008 985 9 1031 70 848 7 828 3 869 0 75 717 6 699 2 736 0 80 609 3 592 7 626 0 85 519 7 504 7 534 6 90 444 9...

Page 35: ...failure Yes Does the load lean toward oneside or is the load a few items Yes The few items of clothing will clump together and their weight will be in one place on the drum Throwing the weight off dur...

Page 36: ...manually Clean the filter if blocked Is the temperature of the drum higher than 50o C Wait for the temperature drops down Check if the unit can unlock the door Use a stick to unlock the door as follo...

Page 37: ...rness if failure Replace the PCBs Detergent Softener does not flow in Detergent Softener does not flow in Is water supplied Refer to No water inlet or water inlet overtime E10 s detergent softener put...

Page 38: ...n wash detergent bleach Additive fabric softener Clean the drawer and dispenser Refer to page 9 Are the gasket seal and door cleaned regularly Clean the periphery of Gasket and Door regularly Is the d...

Page 39: ...emove Phillip screwdriver 1 2 Remove the Drawer Assembly No tools needed 1 3 Disconnect the Control Panel Subassembly and drawer Remove the two screws fixing the drawing Phillip screwdriver 1 4 Remove...

Page 40: ...ter valves are on the left Hot one is on the right Phillip screwdriver 2 3 Check the Water Level Switch Water Level Switch Phillip screwdriver Water Level Switch 2 4 Check the Capacitor and the Electr...

Page 41: ...cumulated in the fan channel Phillip screwdriver 3 4 Check and replace the heater temperature sensors Remove the Eight screws fixing the cover Phillip screwdriver Check and Replace the Door Lock Water...

Page 42: ...Water Heater NTC 4 5 Remove the Service Panel Open the Lint Filter Door Phillip screwdriver 5 6 Remove the Front panel Remove the Four screws fixing the Front Panel at top and bottom corners and lift...

Page 43: ...Service manual for Wash and Dry Combo product Midea America Company 42 6 EXPLODED VIEWS...

Page 44: ...74 12 2 Front Panel 1 0 12238100005781 12 3 Door Hinge Assemble Bracket 1 0 12238100003382 13 Door Gasket Spring Clip Spring 1 0 12938100000049 14 Fireproofing Plate 1 0 12238200002276 15 Cabinet Asse...

Page 45: ...Damper Pin 8 0 12138100002987 39 Internal Wire Assembly 1 0 17438100004325 40 Three phase asynchronous motor 1 0 11002013003115 41 Bearing 1 0 12938100000132 42 Bearing 1 0 12938100000137 43 Shaft_se...

Page 46: ...Heavy Duty Timed Dry Auto Dry Options Start Pause Time Save Delay Temp Spin Soil Dry Level Add a garment water level selection Auto Temperature selection 5 Soil selection 3 Spin speed selection 4 Max...

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