Midea 22031020005681 Service Manual Download

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Service Manual_2018-V2.0

Service Manual

TMF SERIES

Applicable Models

Model Code

Applicable Models

HD-377FWEN

UR-BCD290WE-DQ

22031020005681

The picture in this service manual is only for reference, and specific appearance

and configuration are subject to the real product.

This manual mainly teaches the method, the specific work skill needs engineer to

accumulate through the daily work.

Summary of Contents for 22031020005681

Page 1: ...Models HD 377FWEN UR BCD290WE DQ 22031020005681 The picture in this service manual is only for reference and specific appearance and configuration are subject to the real product This manual mainly te...

Page 2: ...rmission of manufacturer WARNING Important Safety Notice The Maintenance Manual is only for the use of maintenance personnel with certain experience and background in electrical electronic and mechani...

Page 3: ...13 5 1 MAIN PARTS AND THEIR NAMES 13 5 2 EXTERNAL DIMENSION 14 5 3 LOCATION OF S N 15 6 PRODUCT SPECIFICATION 16 6 1 ELECTRICAL PARAMETERS 16 6 2 COOLING TEMPERATURE SETTING RANGE 16 6 3 CIRCUIT DIAG...

Page 4: ...TEST MODE 31 10 6SENSOR FAULT DISPLAY 31 10 7BACKUP DATA FOR POWER FAIL NONE 31 11 COMPRESSOR 32 11 1COMPRESSOR ON AND OFF CONTROL SPECIFICATIONS 32 12 TROUBLESHOOTING METHOD 33 12 1NOT COOLING 33 12...

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

Page 6: ...ear 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 b...

Page 7: ...e 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...

Page 8: ...tions 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 a...

Page 9: ...otect 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 mo...

Page 10: ...y of Freezer door None Disassembly of refrigerator door Disassembly of refrigerator door None 4 2 Installation location Installation location Location that is easy for ventilation shall be chosen to f...

Page 11: ...he screw hole caps and remove the refrigerating door Dismantle the bottom hinge hole caps and screws Install the bottom hinge shaft and adjust foot on the other side of the bottom hinge then install t...

Page 12: ...d door on the lower hinge install the middle hinge cover screw and screw cap Put the refrigerating door on the middle hinge install the upper hinge hinge cover and hole cap 4 5 Installation of handle...

Page 13: ...nly for reference and specific appearance and configuration are subject to the real product FRZ chamber REF chamber 1 Steel wire shelf of freezer 2 F large tray 3 LED light 4 Temperature controller pa...

Page 14: ...scription Code Size mm Height to Top of Case A 1523 Width B 545 Depth w Cabinet C 625 Depth w Door D 693 Depth w Handle E Depth Door open 90 deg w F 1194 Depth Door open 145 deg w G 1117 Width Door op...

Page 15: ...Service Manual_2018 V2 0 15 5 3 Location of S N Some products also have S N on the lower part of the right side of the Cabinet...

Page 16: ...y driver board None Capacitor None Power filter None Winding resistance of compressor wiring terminal Rmc 7 28 7 Rsc 9 29 7 Rms Rmc Rsc Winding resistance picture The input power of compressor 70 2W L...

Page 17: ...Service Manual_2018 V2 0 17 6 3 Circuit diagram...

Page 18: ...em 1 Compressor 2 Exhaust transition pipe 3 Left condenser 4 Anti condensationg tube 5 Right condenser 6 Dry filter 7 Capillary tube 8 Evaporator 9 Return pipe 10 Return transition pipe The picture is...

Page 19: ...2 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 8 2Parts inside the refrigerator Refrigerator Fruit box cover Rem...

Page 20: ...Use the flat screwdriver to open the light cover 2 Use hands to remove the clip fixing the light board 3 Pull out the LED terminal Light switch There is a light switch on the side wall of the refriger...

Page 21: ...h two Phillips screwdrivers 3 Use a flat screwdriver to pry out from the duct opening 4 Unplug the terminal 5 Remove the air duct Fan motor of air duct Breaking the clips on the side of the air duct r...

Page 22: ...r and remove the evaporator Components on the evaporator None 1 FuseDisconnect the fuse connector 2 Cut off the band which fixes the fuse 3 Separate the fuse and the evaporator Don t break the welding...

Page 23: ...onents on the evaporator None Temperature Controller None 8 6 Compressor case Rear cover None Compressor and the cooling system pipe 1 Cut off the power remove the goods in the refrigerator with the t...

Page 24: ...dels Disassembly the metal clamp that is fix the electric appliance shield 5 Remove the clipping strip Slowly pull it out 6 Remove the protective cover Pry the protective cover slowly from the upper p...

Page 25: ...emove the bolts by steps replace the compressor and reverse process can complete installation 10 Use Pipe cutter cut off the condenser tube then Shear off capillary by the capillary tube scissors 11 R...

Page 26: ...The degree of vacuum below 6Pa 14 Perfusion refrigerant 15 Use the vise grip pliers clamp the middle of the process p ipe then seal welding process tube Piping system in the compressor case 1 Drain pi...

Page 27: ...t of the compressor bottom plate installation hole 8 7Main control boardl 1 Main control board mounting box assembly is located inside the air duct of refrigerator Open the cover with a flat screwdriv...

Page 28: ...xes the fuse 3 Separate the fuse and the evaporator Don t break the welding of the evaporator in case that only the fuse needs to be replaced Position of sensors Have 3sensors Sensor in freezing chamb...

Page 29: ...orator Don t break the welding of the evaporator in case that only the sensor needs to be replaced 2 Sensor in refrigerating chamber Sensor in refrigerating chamber Before remove the sensor the freeze...

Page 30: ...pearance and configuration are subject to the real product Icons Gear 1 Gear 2 Gear 3 Gear 4 Gear 5 Button A gear setting key 10 2 Temperature setting The gear will be changed once every time when you...

Page 31: ...orced operation for 72 hours the system exits and the test mode interface is displayed The system enters the normal mode Product forced defrosting mode In the test mode press the button for the second...

Page 32: ...the following 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 star...

Page 33: ...Service Manual_2018 V2 0 33 12 Troubleshooting Method 12 1Not cooling...

Page 34: ...Service Manual_2018 V2 0 34 12 2 No working of compressor 12 3Inside frosting no defrosting Maintenance guidelines...

Page 35: ...Service Manual_2018 V2 0 35 12 4 Light is not on 12 5 Noise...

Page 36: ...Service Manual_2018 V2 0 36 13 Figures and details of repair parts See this section in the TSP...

Page 37: ...g 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 Fo...

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