Midea CE-BD290-FT, Service Manual

Page 1: ...d the specific work skill needs engineer to accumulate through the daily work WARNING Important Safety Notice There are special components used in this equipment which are important for safety These parts are marked by in the Schematic Diagrams Circuit Board Diagrams Exploded Views and Replacement Parts List It is essential that these critical parts should be replaced with manufacturer s specified...

Page 2: ...empt 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 Copyright 2017 All rights reserved Replication of all or part of the Manual in any forms shall not be allowed without written approval by the Overseas Sales Corporation o...

Page 3: ...12 5 1 MAIN PARTS AND THEIR NAMES 12 5 2 EXTERNAL DIMENSION 13 5 3 LOCATION OF S N 14 6 PRODUCT SPECIFICATION 15 6 1 ELECTRICAL PARAMETERS 15 6 2 COOLING TEMPERATURE SETTING RANGE 15 6 3 CIRCUIT DIAGRAM 16 7 REFRIGERATING PIPING SYSTEM AND CIRCULATING ROUTE OF COOLING AIR 17 7 1 REFRIGERATING PIPING SYSTEM 17 7 2 SPECIAL SOLDERING POSITION 17 8 DISMANTLING OF PARTS 18 8 1 PARTS ON THE DOOR 18 8 2P...

Page 4: ...OMPRESSOR ON AND OFF CONTROL SPECIFICATIONS 29 11 TROUBLESHOOTING METHOD 30 11 1NOT COOLING 30 11 2 NO WORKING OF COMPRESSOR 31 11 3THERMOSTAT MALFUNCTION UNDERCOOLING 31 11 4 LIGHT IS NOT ON 32 11 5 NOISE 32 13 FIGURES AND DETAILS OF REPAIR PARTS 33 ...

Page 5: ...Service Manual_2018 V2 0 5 1 Significant update notes None ...

Page 6: ...near any heat sources such as radiators heat registers stoves or other apparatus that produce heat 10 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If the provided plug does not fit i...

Page 7: ...ve the shelves in place so that children may not easily climb inside 7 Unplug the freezer before carrying out user maintenance on it 8 This freezer can be used by children age eight years and older and persons with reduced physical or mental capabilities or lack of experience and knowledge if they are given supervision or instruction concerning the use of the freezer in a safe way and understand t...

Page 8: ...ctions are not completely understood or if doubt exists as to whether the freezer is properly grounded 2 2 Safety instruction for refrigerant Explosion Hazard Keep flammable materials and vapors such as gasoline away from freezer Failure to do so can result in fire explosion or death Safety instruction for refrigerant DANGER Risk of Fire or Explosion Flammable Refrigerant Used To Be Repaired Only ...

Page 9: ...rotect the refrigerator in moving it Same as shown as lef t photo please move it by handcart with cushion 2 Remove all packing materials and bottom cushion the m ove into house for placement 3 After moving it to appropriate location wait for 2 hours bef ore power on ...

Page 10: ...ole 4 2 Installation location Installation location Location that is easy for ventilation shall be chosen to facilitate heat dissipation enhance its performance and reduce the energy consumption 4 3 Leveling of the refrigerator Leveling of the refrigerator If the refrigerator cannot be placed steadily adjust the footing to level it 4 4 Installation of handle Installation of handle ...

Page 11: ... lock loop with its countersunk side facing outwards 2 Hold the handle with the left hand and aim its mounting hole at the mounting hole of the door Insert the key into the keyhole with the right hand and then turn the key clockwise to drive the rotation of the lock hook Meanwhile adjust the position of the handle from side to side in a proper manner to ensure the lock hook can hook the lock loop ...

Page 12: ... only for reference and specific appearance and configuration are subject to the real product Freezer chamber Refrigerator chamber Door shell The door end cover Door gasket Door liner Cabinet assembly Drain pipe cover Levelling feet Compressor mounting panel Temperature control panel Hinge Lamp cover Door handle ...

Page 13: ...ce Manual_2018 V2 0 13 5 2 External dimension Description Code HS 185CNSize mm Height to Top of Case A 850 Width B 1115 Depth Hinge C 672 Depth D 645 Height Door open E 1455 The picture is only for reference ...

Page 14: ...Service Manual_2018 V2 0 14 5 3 Location of S N Some products also have S N on the lower part of the right side of the Cabinet ...

Page 15: ...PTC OLP QPS2 B15MG1 DRB20T61A1 Variable frequency driver board None Capacitor None Winding resistance of compressor wiring terminal Rmc 20 81 7 Ω Rsc 20 81 7 Ω Rms Rmc Rsc Winding resistance picture The input power of compressor 160W Lights inside the refrigerator Door lamp None Indicator lamp Power run Super Switch of the refrigerator door Mechanical switch Magnetism control switch 6 2 Cooling te...

Page 16: ...Service Manual_2018 V2 0 16 6 3 Circuit diagram ...

Page 17: ...18 V2 0 17 7 Refrigerating piping system and circulating route of cooling air 7 1 Refrigerating piping system Compressor Right condenser Left Condenser Dry filter Capillary tube Evaporator 7 2 Special soldering position ...

Page 18: ...g smoothly The hinge cover The hinge cover teardown 1 Strongly apart a proper angle with your hands along the side wall of the lower hinge cover when the refrigerator door is open to separate the hinge cover boss from the hinge hole and outwardly remove the lower hinge cover Note represents the upper hinge cover and represents the lower hinge cover 2 Remove the upper hinge cover in the same way Th...

Page 19: ... cover boss is fully and correctly inserted into the hinge holes Then the upper and lower hinge covers are all installed in place Door lamp line 1 Remove the two screws 2 Press the clip with your hand to disconnect the block terminal and separate the wiring harness Note represents the door lamp line represents the wiring harness connecting the refrigerator 8 2Parts inside the refrigerator Basket O...

Page 20: ...the incandescent lamp 2 Screw off the screws to remove the incandescent lamp holder or LED lamp panel Note The incandescent lamp is shown in the left picture and the LED lamp is shown in the right picture which is mounted on the mounting panel 3 Screw the lamp off the holder or remove the LED lamp panel Pilot light Pilot light POWER RUN ALARM 8 4 Compressor case shutter Pull down the screw open th...

Page 21: ...xhaust pipe 2 1 Remove the screws for some models Two screws outside One screw inside 2 2 Remove the metal clamp for some models Disassembly the metal clamp that is fix the electric appliance shield 3 Remove the clipping strip Slowly pull it out 4 Remove the protective cover Pry the protective cover slowly from the upper part Pull it out and remove it ...

Page 22: ... slowly 6 Loosen the screw of the compressor bottom plate remove the floor together with the compressor from the box 7 Use the wrench to remove the bolts by steps replace the compressor and reverse process can complete installation 8 Use Pipe cutter cut off the condenser tube then Shear off capillary by the capillary tube scissors ...

Page 23: ...the high pressure exhaust pipe 10 Replace the filter Cu Fe tubes welding used Ag welding rod Cu Cu tubes welding used Cu welding rod 11 Vacuum system The degree of vacuum below 6Pa 12 Perfusion refrigerant 13 Use the vise grip pliers clamp the middle of the process pipe then seal welding process tube Piping system in the compressor case Capacitor Compressor ...

Page 24: ...bly Drying filter Capillary Protective cover Wires Suction Pipe 1 Rear condenser pipeline 1 2 Front condenser pipeline 2 2Anti dew pipe 2 Compressor Assembly Board 8 5Temperature control box assembly Temperature control box assembly screw Temperature control box Thermostat Temperature control panel TEMP control knob Indicator light ...

Page 25: ...nds Note there are four shrapnels separately in the four corners require enough strength to press shrapnel Suggest pressing one and pushing toward the corner as the above one by one 2 Take out of temperature control box assembly after four corner pushed out 3 Remove the control box screw take out the control box cover ...

Page 26: ..._2018 V2 0 26 4 Pull out the wiring harness and indicator light 5 Pull out the control knob 6 Pull out the fixed nut of the thermostat 7 remove the indicator light and thermostat the reverse operation is for assembly ...

Page 27: ...nect the freezer to power supply and Power indicator will shine Run indicator will shine in operation Fast freeze indicator will shine in quick freezing 2 The temperature of the chamber is adjusted through the thermostat knob The number 1 2 3 4 5 6 7 8 do not mean a specific temperatures the lower the number is the higher the temperature inside will be and verse versa 3 Some models 1 2 3 stands fo...

Page 28: ...e temperature is too high 9 4Defrosting function Unplug the freezer and open the freezer door remove foods and drawers before defrosting Open the outflow holes and drainage holes and place water container at the outflow holes indoor frost will naturally melt wipe the defrost water with a dry soft cloth When the frost softens an ice scraper might be used to the accelerate de icing process Please re...

Page 29: ...g conditions is met the compressor stops 1 Tr Trt 2 The compressor runs continuously for more than 3 hours Stop 5 minutes 1 2 When all the following conditions are met the compressor starts up 1 Tr Trk 2 Compressor downtime is more than 5min When 1 1 and 1 2 are not satisfied the compressor maintains the original state ...

Page 30: ...Service Manual_2018 V2 0 30 11 Troubleshooting Method 11 1Not cooling ...

Page 31: ...Service Manual_2018 V2 0 31 11 2 No working of compressor 11 3Thermostat malfunction Undercooling ...

Page 32: ...Service Manual_2018 V2 0 32 11 4 Light is not on 11 5 Noise ...

Page 33: ...Service Manual_2018 V2 0 33 13 Figures and details of repair parts See this section in the TSP ...

Page 34: ...ng please contact your local authority or where you purchased your product MIDEA appliances after sales website For more information about Midea appliances after sales please visit the tsp midea com For more information about the service manual please visit the tsp midea com For more information about the EV and SBOM please visit the tsp midea com How to login TSP system Use Google browser visit t...