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Service Manual
Applicable models
UR-BC123CM-ST
UR-BC123CM-ST
UR-BC123CM-ST
UR-BC123CM-ST
(The picture is only for reference, and specific appearance and configuration are subject to the real
product)
Prepared by
Reviewed by
Approved by
Service Manual, 2017-02
Model Code
22031010001241
22031010000481
92031010Z00017
92031010Z00019
R&D:Zhang Suqin
QA:WangTao
SVC:ChenLei
R&D:Tang Tao
SVC:GuangTaoshuai
1 / 36
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Summary of Contents for Midea UR-BC123CM-ST
- Page 1 Service Manual, 2017-02 Service Manual Applicable models Model Code UR-BC123CM-ST 22031010001241 UR-BC123CM-ST 22031010000481 UR-BC123CM-ST 92031010Z00017 UR-BC123CM-ST 92031010Z00019 (The picture is only for reference, and specific appearance and configuration are subject to the real product) Prepared by R&D:Zhang Suqin QA:WangTao Reviewed by SVC:ChenLei R&D:Tang Tao...
- Page 2 Midea Refrigerators Technical Maintenance Manual Copyright @2016 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 of Midea Refrigerators. 2 / 36...
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Page 3: Table Of Contents
Service Manual, 2017-02 Contents 1.SAFETY WARNING CODE ......................5 ....................5 1.1W ARNING FOR OPERATION SAFETY ..................8 1.2S AFETY INSTRUCTION FOR REFRIGERANT 2.DESCRIPTION FOR PRODUCT FEATURES ................9 3.INSTALLATION AND COMMISSIONING ................10 ............................. 10 3.1H ANDLING ) ........................10 3.2D ISASSEMBLY ...................... - Page 4 Service Manual, 2017-02 ............... 21 8.6E VAPORATOR AND TEMPERATURE SENSING SYSTEM ........................22 8.6C OMPRESSOR CASE ) .................. 23 8.7D ISPLAY AND MAIN CONTROL PANEL ) ........................23 8.8 B AR COUNTER ) ......................24 8.9 W ATER DISPENSER ) ........................24 8.10 I CE MAKER 9.
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Page 5: Safety Warning Code
Service Manual, 2017-02 1.Safety Warning Code 1.1Warning for operation safety 5 / 36... - Page 6 Service Manual, 2017-02 6 / 36...
- Page 7 Service Manual, 2017-02 7 / 36...
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Page 8: Safety Instruction For Refrigerant
Service Manual, 2017-02 1.2Safety instruction for refrigerant 8 / 36... -
Page 9: Description For Product Features
Service Manual, 2017-02 2.Description for product features This product is provided with following features: (The picture is only for reference, and specific appearance and configuration are subject to the real product) Mechanical temperature control 1） Freezer room around the tube evaporator, cooling evenly and quickly; 2）... -
Page 10: Installation And Commissioning
Service Manual, 2017-02 3.Installation and commissioning 3.1Handling 1) Protecttherefrigeratorinmovingit Sameasshownasleftphoto,pleasemoveitbyhandcartwi thcushion 2) Removeallpackingmaterialsandbottomcushion,then moveintohouseforplacement 3) Aftermovingittoappropriatelocation,waitfor2hoursbe forepoweron. 3.2Disassembly (None) The refrigerator door needs to be dismantled if it cannot enter the room in the whole. 3.3 Installation location Location that is easy for ventilation shall be chosen to facilitate heat dissipation, enhance its performance and reduce the energy consumption. -
Page 11: Change The Door Opening Direction
Service Manual, 2017-02 3.5Change the door opening direction 1) Remove the hinge cover. Unscrew screws. Remove the upper hinge, Insert pins . 2) Remove the bottom door. Unscrew screws and levelling feet. Remove the lower hinge adjust feet assembly. 3) Fix the levelling feet, lower hinge adjust feet assembly and screws in the opposite side. -
Page 12: Installation Of Handle
Service Manual, 2017-02 3.6 Installation of handle 1. dismantle the screw hole cover of door by blade or hard sheet 2. align the hole of handle with the hole on the door 3. use screwdriver to fix the screws through the hole of handle until the handle is fixed tightly 4. -
Page 13: Terms
Service Manual, 2017-02 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) 13 / 36... -
Page 14: Product Specification
Service Manual, 2017-02 5.Product specification 5.1 Typespecification(None) 5.2 Electrical parameters UR-BC123CM-SQ UR-BC123CM-SQ Product Name 22031010000481 22031010001241 92031010Z00017 Product Code 92031010Z00019 Name Item Type Specification Specification FZ40C1J-U FZ40C1J-U Compressor QP2-4R7 Starter QP2-4R7 Overload protector DRB20T61A1 DRB20T61A1 Compressor Rmc：2.5～14.5Ω Rmc:2.5-14.5Ω Winding resistance of Rsc：7.4～21.4Ω... -
Page 15: Circuit Diagram
Service Manual, 2017-02 Defrosting sensor Defrosting temperature controller Thermal fuse Defrosting heater in freezing chamber 5.5Circuit diagram UR-BC123CM-SQ _22031010001241 UR-BC123CM-SQ _22031010000481、92031010Z00017、92031010Z00019 15 / 36... -
Page 16: Internal View And Dimension
Service Manual, 2017-02 6.Internal view and dimension 6.1Main parts and their names (The picture is only for reference, and specific appearance and configuration are subject to the real product) 1. TEMP control box and knob 8. hinge cover guardrail 2. Freezer door 9. - Page 17 Service Manual, 2017-02 Down view Open Door Maximum open angle of door (The picture is only for reference, and specific appearance and configuration are subject to the real product) 17 / 36...
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Page 18: Refrigerating Piping System And Circulating Route Of Cooling Air
Service Manual, 2017-02 7.Refrigerating piping system and circulating route of cooling air 7.1 Refrigerating piping system Compressor→condenser→Dry filter→Capillary tube→Evaporator→Return pipe→Compressor (The picture is only for reference, and specific appearance and configuration are subject to the real product) 7.2Circulating route of cooling air(None) 18 / 36... -
Page 19: Dismantling Of Parts
Service Manual, 2017-02 8. 8. Dismantling of parts 8.1 Parts on the door Door seal Door seal is installed into door liner groove. 1） Open the refrigerator door; 2） Take the door seal ①out of door liner; Guardrail 1） Guardrail 1 、 2 、 3 Grab the Guardrail and squeeze it sideways Pull out and remove from the refrigerator... -
Page 20: Light System
Service Manual, 2017-02 1） Lift up the division plate with a proper force and pull it out towards yourself; Drawer The drawer is located at the bottom of freezing and refrigerating chambers; 1） Pull the drawer out completely; 2） Lift it up slightly and take it out from the refrigerator. -
Page 21: Air Duct Components Refrigeratingchamber
Service Manual, 2017-02 There is a light switch on the side wall of the refrigerating chamber. 1） Loosen the hook with small normal screwdriver and pull out the switch until the wire connector reveals. Pilot light None Fresh light None Air duct components refrigeratingchamber Air duct components refrigeratingchamber None... -
Page 22: Compressor Case
Service Manual, 2017-02 Sensor Sensor in freezing chamber None Sensor in refrigerating chamber None Sensor in chamber None Variable temperature ambient temperature senser None T hermostat 1. as shown in the picture, dismantle the temperature induced tube from the evaporator 2. -
Page 23: Display And Main Control Panel(None)
Service Manual, 2017-02 2.left condenser 6.dry filter 3.suction connect pipe 4.right condenser Starter and protector of the compressor 1. Remove the screws 1） Two screws outside 2） One screw inside 2. Remove the clipping strip Slowly pull it out 3. Remove the protective cover 1）Pry the protective cover slowly from the upper part, 2）Pull it out and remove it. -
Page 24: Water Dispenser(None)
Service Manual, 2017-02 Disassembly and installation bar doorseal None Water dispenser(None) Disassembly and installation of water valve None Disassembly and installation of water tank None Ice maker(None) 8.10 Disassembly and installation of ice maker None Disassembly and installation of water system None Disassembly and installation ice machine sensor None... -
Page 25: Function And Operation
Service Manual, 2017-02 9. Function and operation Operation panel Direct cooling mechanical refrigerator, through the thermostat knob to adjust the stalls. 9.2Temperature control If the ambient temperature is too high or the case of summer, according to actual needs, the thermostat adjusted to Min. -
Page 26: Circuit Description
Service Manual, 2017-02 10.Circuit description Power Supply(None) 10.1 Test circuit for door switch(None) 10.2 10.3 Temperature test circuit(None) 10.4Freezer fan motor circuit (None) chamber 10.5 fan motor circuit (None) refrigerating chamber 10.6 Condensation fan circuit (None) 10.5 Fan motor circuit of the ventilation door(None) 10.6Resistance value of the sensor (R/T) 26 / 36... -
Page 27: Troubleshooting Method
Service Manual, 2017-02 11.Troubleshooting Method 11.1 Not cooling 27 / 36... -
Page 28: Not Working Of Compressor
Service Manual, 2017-02 11.2 Not working of compressor 28 / 36... -
Page 29: Thermostat Malfunction-Undercooling
Service Manual, 2017-02 11.3 -Thermostat malfunction-Undercooling 11.4 Light is not on 29 / 36... -
Page 30: Noise
Service Manual, 2017-02 11.5 Noise 30 / 36... -
Page 31: Figures And Details Of Repair Parts(Documentsareprovidedseparately)
Service Manual, 2017-02 12. Figures and details of repair parts( Documentsareprovidedseparately 12.1Figures 12.2List of parts and components 31 / 36... -
Page 32: 13Appendix
Service Manual, 2017-02 13Appendix: 13.1Electrical Schematic Diagram(None) （Model：***） 13.2Refrigerator maintenance tooling and equipment and material Tooling Name Photo Main Usage Phillips screwdriver screw assemble and disassemble screw and rivet assemble and slotted screwdriver/scraper disassemble hinge and compressor screw Socket spanner 5/16″ assemble and disassemble display panel and air duct Sucker... - Page 33 Service Manual, 2017-02 Vise grip pliers sealing process tube Pipe cutter pipe cutting Knife assistive tool Nipper pliers assistive tool Capillary tube scissors Shear capillary Equipment Name Photo Main Usage Vacuum pump vacuum pumping 33 / 36...
- Page 34 Service Manual, 2017-02 Electronic scale weighing refrigerant/gas pipe and cooling High pressure nitrogen with system(condenser, evaporator, piezometer etc) impurities clean Soldering gun heating and welding connection process pipeline， Quick coupling vacuum or charge refrigerant wi ll be used. welding point leakage detect, if hand leak detector no, use soap-suds material...
- Page 35 Service Manual, 2017-02 Involving a system failure to be Dry filter replaced Copper welding rod tube welding Refrigerant/gas Add refrigerant to the system door fixing for reversible door Sealing tape option 35 / 36...
- Page 36 Service Manual, 2017-02 Midea Refrigerators 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-Technological Development Area, Hefei, Anhui, China 36 / 36...
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