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Service Manual

, 2016-12

Important Safety Notice

The Maintenance Manual is only for the use of maintenance personnel with certain experience and background in

electrical, electronic and mechanical field.

Any attempt to repair main devices may lead to personal injury and property loss.

Manufacturers or distributors are not responsible for the content of the Manual and interpretation thereof.

Midea Refrigerators

Technical Maintenance Manual

by the Overseas Sales Corporation of Midea Refrigerators.

Содержание CE-BCD505WE-ST

Страница 1: ...1 54 SBS SERIES Service Manual 2016...

Страница 2: ...ls Model Code CE BCD505WE ST 22031050000381 The picture is only for reference and specific appearance and configuration are subject to the real product Prepared by R D HuDahong Reviewed by QA WangTao...

Страница 3: ...to repair main devices may lead to personal injury and property loss Manufacturers or distributors are not responsible for the content of the Manual and interpretation thereof Midea Refrigerators Tech...

Страница 4: ...ion 17 5 1 Typespecification None 17 5 2 Electrical parameters 17 5 3 Inside temperature 18 5 4 Defrosting parts 18 5 5 Circuit diagram 18 6 Internal view and dimension 19 6 1Main parts and their name...

Страница 5: ...n motor circuit None 40 10 7Damper motor circuit 40 10 8Sensor resistance R T 40 11 Troubleshooting Method 41 11 1No cooling Air cooling Electronic 41 11 2No working of compressor 42 11 3Inside frosti...

Страница 6: ...Service Manual 2016 12 5 51 1 Safety Warning Code 1 1Warning for operation safety...

Страница 7: ...Service Manual 2016 12 6 51...

Страница 8: ...Service Manual 2016 12 7 51...

Страница 9: ...Service Manual 2016 12 8 51 1 2Safety instruction for refrigerant...

Страница 10: ...th following features The picture is only for reference and specific appearance and configuration are subject to the real product 1 Frost free design 2 Electronic temperature control more accurate tem...

Страница 11: ...repoweron 3 2 Door Disassembly and Assembly The refrigerator door needs to be dismantled if it cannot enter the room in the whole disassembly Disassembly of Freezer door 1 Use cross screwdriver to rem...

Страница 12: ...up the freezer door until the hinge axis separated from the axis hole of door then carry the door to a suitable place Disassembly of refrigerator door 1 Use screwdriver to remove the 2 pcs screws and...

Страница 13: ...uitable position then use cross screwdriver or socket spanner to fix the 2 pcs M5 screws and 1 pc grounding screw by clockwise and connect the 6 pcs fast connectors 3 Put the cover of upper hinge on s...

Страница 14: ...e axis of hinge inserted into the axis hole of door completely and then closes the door to make sure the refrigerator door fit the cabinet closely 2 Put the upper hinge on suitable position then use c...

Страница 15: ...onsumption 3 4 Leveling of the refrigerator If the refrigerator cannot be placed steadily adjust the footing to level it 3 5Door reversal None 3 6 Installation of handle Note Figures in the user manua...

Страница 16: ...ck None 3 8 Adjustment to level the door a Refrigerator door lower loosen locking nut counterclockwise then rotate the adjusting nut counterclockwise to adjust the height of door at last tighten the l...

Страница 17: ...Service Manual 2016 12 16 51 4 Terms 4 1 Definition of model None 4 2Location of nameplate The picture is only for reference and specific appearance and configuration are subject to the real product...

Страница 18: ...ding resistance of compressor wiring terminal U W 12 4 5 U V 12 4 5 W V 12 4 5 Variable frequency driver board Motor Fan motor of the freezing chamber BLDC DC12V 4W Ventilation door of the refrigerati...

Страница 19: ...Variable temperature 5 4 Defrosting parts Defrosting period Initial defrosting period Normal defrosting period Temperature is lower than 0 o C 6 24 hours Defrosting sensor NTC B3839 Defrosting temper...

Страница 20: ...ames The picture is only for reference and specific appearance and configuration are subject to the real product 1 2 3 4 5 6 7 8 9 10 11 Freezer Refrigerator 1 door rack 2 door rack 3 ice tank 4 shelf...

Страница 21: ...2016 12 20 51 6 2External dimension Front view Side view Down view Open Door Maximum open angle of door 135 The picture is only for reference and specific appearance and configuration are subject to t...

Страница 22: ...Transition pipe 3 Back Condenser 4 Left Condenser 5 Anti water condensed pipe 6 Right Condenser 7 Drier 8 Capillary Tube 9 Evaporator 10 Suction Pipe 11 Suction conection Pipe 1 Compressor The pictur...

Страница 23: ...Service Manual 2016 12 22 51 The picture is only for reference and specific appearance and configuration are subject to the real product 8 8 Dismantling of parts 8 1 Parts on the door Door seal...

Страница 24: ...or Take the door seal out of door liner Door tray While squeezing it inward lift up the baffle and take it out from refrigerator liner Door stopper None rollover beam None 8 2 Parts inside the refrige...

Страница 25: ...wo flat blade screwdrivers at two grooves marked with red circles shown in the picture and take it down 2Push away the hook with your hand along the arrow direction shown in the picture and separate L...

Страница 26: ...r duct to the right along horizontal direction until air duct decoration cover completely falls off from refrigerator body and air duct foam and take out the decoration cover of refrigerating air duct...

Страница 27: ...ir duct is separated from refrigerator body remove the connecting harness between fan and refrigerator body and take down freezing air duct 3 Pull the snap joint of upper air duct outward to make cove...

Страница 28: ...ross screwdriver the two fixing screws anticlockwise Complete disassembly of the motor 8 6Evaporator and temperature sensing system Evaporator in freezing chamber Evaporator in freezing chamber Remove...

Страница 29: ...elding of the evaporator in case that only the sensor needs to be replaced Defrost heater The defrost heater is located at bottom of the evaporator Disconnect the connector of defrost heater Cut off t...

Страница 30: ...rigerating chamber door 8 7Compressor case Rear cover and compressor case 1 Remove by cross screwdriver the screws fixing back cover plate of compressor chamber anticlockwise 2 Take the back cover pla...

Страница 31: ...ack Condenser 4 Left Condenser 5 Anti water condensed pipe 6 Right Condenser 7 Drier 8 Capillary Tube 9 Suction conection Pipe 8 8Display control board 1 Use vacuum cap to pull the control panel outwa...

Страница 32: ...ockwise then remove the PCB housing cover 2 Pull the lock of fast connector upwards then disconnect the fast connector 3 Remove the screw anticlockwise then remove the PCB and variable frequency drive...

Страница 33: ...llation of bar counter 1 Find the position of counter shaft hole as shown in the right picture 2 Use the tool knife to raise the plug hole of the counter bar along the arrow position 3 Using a flat bl...

Страница 34: ...orage box assembly and pull it out then the ice storage box can be taken out 2 Pull the ice tray assembly outwards forcefully and disconnect the wiring connector then the ice tray assembly can be take...

Страница 35: ...e The filter is located in the upper right of the refrigerator rotate 90 in the direction of the arrow to remove the filter Disassembly of filter outside Pull out the plug Turn off the water intake Ta...

Страница 36: ...R F LOCK UNLOCK 9 2Temperature control 1 Temperature adjustment of refrigerator compartment Press REF TEMP button the display digital of cooling temperature will blink then press REF TEMP to adjust se...

Страница 37: ...Note When open the door the display panel is light on when the door is closed the display panel will be light off after 30s if there is no any operation on display panel 9 4 Defrosting Defrosting the...

Страница 38: ...er on If failure happens it will display the error code immediately During normal working if the failure happens last for 1 minute it will display the error code The ice maker will conduct self diagno...

Страница 39: ...ol the RPM of motor lowest voltage is 8V DC12V power is changed into DC5V power by regulator to provide main control chip with power monitoring the temperature status of refrigerator 10 2Test circuit...

Страница 40: ...ion circuit constitute voltage divider circuit MCU figure out the Ohmic value by the divider value and conclude the freezer compartment temperature according to Ohmic value temperature value table 10...

Страница 41: ...41 30 1 617 29 31 85 14 13 55 1 6 175 16 2 999 31 1 55 28 30 01 13 12 83 2 5 873 17 2 865 32 1 486 27 28 29 12 12 16 3 5 587 18 2 737 33 1 426 26 26 68 11 11 52 4 5 315 19 2 616 34 1 368 25 25 17 10 1...

Страница 42: ...Service Manual 2016 12 41 51 11 Troubleshooting Method 11 1No cooling Air cooling Electronic...

Страница 43: ...Service Manual 2016 12 42 51 11 2No working of compressor 11 3Inside frosting no defrosting...

Страница 44: ...Service Manual 2016 12 43 51 11 4 Inside frosting no defrosting Maintenance guidelines...

Страница 45: ...Service Manual 2016 12 44 51 11 5Light is not on 11 6Air duct not operated electronically...

Страница 46: ...Service Manual 2016 12 45 51 11 7Fan failure 11 8Defective defrost circuit...

Страница 47: ...rvice Manual 2016 12 46 51 11 9Noise 12 Figures and details of repair parts Documentsareprovidedseparately 12 1Figures 12 2List of parts and components 13Appendix 13 1Electrical Schematic Diagram Mode...

Страница 48: ...51 13 2Refrigerator maintenance tooling and equipment and material Tooling No Name Photo Main Usage 1 Phillips screwdriver screw assemble and disassemble 2 slotted screwdriver scraper screw and rivet...

Страница 49: ......

Страница 50: ...036684 Display control panel 1 9 17431000000228 LED lamp 1 10 12131000005957 R middle tray 3 11 12131000006004 F small tray 1 12 12131000005702 R small tray 2 13 12131000011278 Sealed case assembly 1...

Страница 51: ...1000001228 Cover plate 1 42 12131000018245 Main control board mounting box assembly 1 43 17431000001017 Wires 1 44 17131000000168 Main control board 1 45 17131000002002 Variable frequency driver board...

Страница 52: ...ing Compressor 1 63 12131000005870 Drain pipe 1 64 15531000001181 Venting Connection tube 1 65 17431000000246 Power filter 1 66 12231000010143 Compressor mounting panel assembly 1 67 17431000001483 Wa...

Страница 53: ...erators If you need to get detailed technical information from the manufacturer please contact xxx midea com Refrigeration Division Overseas Sales Company Address No 176 Jinxiu Avenue Economic Technol...

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