Midea CHEST WINE Series Service Manual
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Service Manual
(The picture in this service manual is
only for reference, and specific
appearance and configuration are
subject to the real product)
CHEST WINE SERIES
Applicable Models
UR-LC155GE-DR
CE-LC155GE-FR
Prepared by
Reviewed by
Approved by
1
ServiceManual_2018-V1.0
Model Code
22033010000701
22033010000821
R&D:
Gao Yu
QA:
Ke Bing Fei
SVC:
Zhang Kun
R&D:
ZhangHuawei
SVC:Guang Taoshuai

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Summary of Contents for Midea CHEST WINE Series

  • Page 1 ServiceManual_2018-V1.0 Service Manual CHEST WINE SERIES Applicable Models Model Code UR-LC155GE-DR 22033010000701 CE-LC155GE-FR 22033010000821 (The picture in this service manual is only for reference, and specific appearance and configuration are Prepared by R&D: Gao Yu subject to the real product)
  • Page 2 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 of Midea Refrigerators.
  • Page 3: Table Of Contents

    ServiceManual_2018-V1.0 Contents 1. SAFETY WARNING CODE ........................... 5 ........................... 5 1.1 W ARNING FOR OPERATION SAFETY 1.2 S ......................... 7 AFETY INSTRUCTION FOR REFRIGERANT 2. DESCRIPTION FOR PRODUCT FEATURES ..................... 8 3. INSTALLATION AND COMMISSIONING ......................9 3.1 H ................................... 9 ANDLING ........................
  • Page 4 ServiceManual_2018-V1.0 8.7 D ............................32 ISPLAY CONTROL BOARD ............................32 8.8 M AIN CONTROL BOARD 8.9 B ................................33 AR COUNTER ..............................33 8.10 W ATER DISPENSER 8.11I ................................33 CE MAKER 9. FUNCTION AND OPERATION ..........................35 ..............................35 9.1 O PERATION PANEL 9.2 D...
  • Page 5: Safety Warning Code

    ServiceManual_2018-V1.0 1. Safety Warning Code 1.1 Warning for operation safety Important Safety Instructions CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol indicates that dangerous voltage constituting a risk of electric shock is present within your freezer. This symbol indicates that there are important operating and maintenance instructions in the literature accompanying your freezer.
  • Page 6 ServiceManual_2018-V1.0 CONNECTING ELECTRICITY Electrical Shock Hazard. Failure to follow these instructions can Plug into a grounded 3-prong outlet. result in death, fire, or electrical shock. Do not remove the ground prong. Do not use an adapter. WARNING Electric Shock Hazard Failure to follow these instructions can result in electric shock, fire, or death.
  • Page 7: Safety Instruction For Refrigerant

    ServiceManual_2018-V1.0 12) This freezer is intended to be used in household and similar environments. 13) Do not store or use gasoline or any flammable liquids inside or in the vicinity of this freezer. 14) Do not use extension cords or ungrounded (two-prong) adapters with this freezer. If the power cord is too short, have a qualified electrician install an outlet near the freezer.
  • Page 8: Description For Product Features

    ServiceManual_2018-V1.0 2. Description for product features This product is provided with following features: Electronic temperature control Steel wire wine rack Fashionable Stainless Steel 4) Air-cooling design beneficial to cooling equably and quickly...
  • Page 9: Installation And Commissioning

    ServiceManual_2018-V1.0 3. Installation and commissioning 3.1 Handling Handling 1)Protect the wine in moving it,Same as shown as left ph oto, p-lease move it by handcart with cushion. 2)Remove all packing materials and bottom cushion, the n mo-ve into house for placement. 3)After moving it to appropriate location, wait for 2 hours bef-ore power on.
  • Page 10: Leveling Of The Refrigerator

    ServiceManual_2018-V1.0 3.4 Leveling of the refrigerator Leveling of the refrigerator If the refrigerator cannot be placed steadily, adjust the footing to level it. 3.5 Door reversal Door reversal (Cross handle) 1)Dismantle the upper right hinge screw①,and remove the door body. 2)Remove the 3 screws②...
  • Page 11 ServiceManual_2018-V1.0 3 ) Fix the left upper hinge shaft ⒀ attached in the accessory bag on the left upper part of the tank, the 3 plastic caps④ in right upper part, then the lower hinge shaft⑿ in the left hole on the lower hinge⑾.Install the lower hinge⑾...
  • Page 12 ServiceManual_2018-V1.0 5)Install the door, and fix the upper hinge shaft①.Thus, the whole door is replaced. Collected unused right upper hinge③. Door reversal (Vertical handle) 1)Dismantle the shaft hole cap and the upper sleeve of the upper part of the glass door assembly,and dismantle screws③, the door light switch block④, the door stopper ⑤and screws, and the lower sleeve ⑥of the lower part of the assembly.
  • Page 13: Installation Of Handle

    ServiceManual_2018-V1.0 2)Rotate the door assembly 180 degrees, exchange the position of the upper sleeve and the shaft plug , and move the door stopper and the lower sleeve from the lower right to the lower left. 3)Assemble the sleeves, the shaft hole cap, the stopper and the switch block.
  • Page 14: Installation Of Door Lock

    ServiceManual_2018-V1.0 2)Use allen wrench to fix the handle bolts,make sure the screw hole is downward. 3.7 Installation of door lock Installation of door lock Installation of door lock None 3.8 Adjustment to level the door Adjustment to level the door Adjustment to level the door None 3.9 Adjustment to shelves...
  • Page 15: Terms

    ServiceManual_2018-V1.0 4. Terms 4.1 Definition of model(None) 4.2 Location of nameplate(None)
  • Page 16: Product Specification

    ServiceManual_2018-V1.0 5. Product specification 5.1 Type specification(None) 5.2 Electrical parameters Product Name None None None UR-JC145GE-FR Product Code 22033010000801 None None None Item Specification Specification Specification Specification Compressor Compressor HDL100D None None None Starter(PTC) ZHB73-120P4.7* None None None (一体式两器) 一体式两器(同 Overload None None...
  • Page 17: Inside Temperature

    ServiceManual_2018-V1.0 freezing chamber Lights inside the None None None 12V/≤2.5W refrigerating chamber Switch of the wine Pillar switch None None None door 5.3 Inside temperature Temperature tolerance ≤ 2 The highest ( Lowest ( Compartment None None Freezing upper room Refrigerating Variable temperature None...
  • Page 18: Internal View And Dimension

    ServiceManual_2018-V1.0 6. Internal view and dimension 6.1 Main parts and their names Refrigerating chamber Freezer chamber ❶ Display control panel None ❷ Steel wire wine rack ❸ Outlet mask ❹ Glass door 6.2 External dimension Description Code Size (mm) Height to Top of Case Width Depth (Total with Door Open) Depth w/Handles...
  • Page 19 ServiceManual_2018-V1.0...
  • Page 20: Refrigerating Piping System And Circulating Route Of Cooling Air

    ServiceManual_2018-V1.0 7.Refrigerating piping system and circulating route of cooling air 7.1 Refrigerating piping system ❶Compressor→❷Parallel flow condenser→❸Auxiliary condenser→❹Dry filter→❺Capillary tube→❻Evaporator→❶Compressor 7.2 Circulating route of cooling air...
  • Page 21: Dismantling Of Parts

    ServiceManual_2018-V1.0 8. Dismantling of parts 8.1 Parts on the door Door seal Door seal is installed into door liner groove. 1) Open the wine door; 2) Take the door seal ①out of door liner; Door stopper The door lamp switch stopper is installed in the lower part of the door.
  • Page 22: Light System

    ServiceManual_2018-V1.0 All accessories in the refrigerating chamber should be removed before dismantling the air duct mask. 1) 2)Disconnect the wiring connector and dismantle the air duct mask. Ice tray Ice tray None 8.3 Light system Light Light of the refrigerating chamber is located upper chamber.
  • Page 23: Air Duct Components Refrigerating Chamber And Fan Motor

    ServiceManual_2018-V1.0 2) Pull out the mounting box horizontally and unplug the wiring terminal on the LED lamp. 3) Invert the main control panel mounting box.Remove the lampshades and LED lights in turn (buckle installation, manual operation). Pilot light Pilot light None Fresh light Fresh light...
  • Page 24: Evaporator And Temperature Sensing System

    ServiceManual_2018-V1.0 The air duct mask should be removed before dismantling the fan motor. 1)Remove the aluminized tape around the fan; 2)Separate the 4 rubber pop-rivet fixing the fan and take it down. Damper assembly Damper assembly None 8.5 Evaporator and temperature sensing system Evaporator in freezing chamber Evaporator in freezing chamber None...
  • Page 25: Compressor Case

    ServiceManual_2018-V1.0 Before remove the sensor, the refrigerating duct assembly should be removed1)Remove the air duct assembly from the refrigerating. 2)Remove the sponge tape on the surface and remove the sensor. The sensor position is on the back of the duct cover. Ambient temperature sensor None Sensor in Variable temperature chamber...
  • Page 26 ServiceManual_2018-V1.0 1) Cut off the power, remove the goods in the wine cooler, with the tape to make the door fixed firmly and prevent the door dropping when the wine cooler dumping. 2)Slowly tilt the wine cooler forward, relying on the wall or a solid enough object, leaving space to facilitate the operation.
  • Page 27 ServiceManual_2018-V1.0 5)Remove the clipping strip Slowly pull it out 6)Remove the protective cover -Pry the protective cover slowly from the upper part, -Pull it out and remove it. 7)Remove the starter and protector Unplug the starter and protector (you can use a screwdriver to pry it slowly) 8)Loosen the screw of the compressor bottom plate, remove the floor together with the compressor from the...
  • Page 28 ServiceManual_2018-V1.0 9)Use the wrench to remove the bolts by steps❹❺❻❼, replace the compressor and reverse process can complete installation. 10)Use Pipe cutter cut off the condenser tube❽, then Shear off capillary ❾ by the capillary tube scissors. 11)Replace the compressorand welding the compressor pipeline.-❿Welding the process pipeline.-⓫Welding the low-pressure muffler.-⓬Welding the high-pressure exhaust pipe.
  • Page 29 ServiceManual_2018-V1.0 13)Vacuum system,The degree of vacuum below 6Pa. 14)Perfusion refrigerant. 15)Use the vise grip pliers clamp the middle of the process pipe, then seal welding process tube⓯⓰. Condenser fan motor The condenser fan motor is behind the condenser;...
  • Page 30 ServiceManual_2018-V1.0 Unplug the wiring connector of condenser fan motor.; Remove the two screws fixing the fan and dismantle the condenser fan motor from the base. Standby condenser Standby condenser None Piping system in the compressor case Condenser-1(in)Drier Main control board box CompressorDrain trayCondenser Capillary TubeTransition pipe fanSuction conection...
  • Page 31 ServiceManual_2018-V1.0 Drain tray 1)Disengage the drain tray buckle out of the compressor bottom plate installation hole. 2 ) Replace the drain tray, the reverse process can complete installation.
  • Page 32: Display Control Board

    ServiceManual_2018-V1.0 8.7 Display control board Display control board 1) Remove two screws from the refrigerating air duct with a cross screwdriver; Remove the wine door and two fixed screws from the main control board in refrigerator,And pull out the mounting box horizontally. 2)...
  • Page 33: Bar Counter

    ServiceManual_2018-V1.0 2) Take out main control panel cover 3) Disconnect the fast connector 4) Take screws on main control panel 8.9 Bar counter Bar counter Disassembly and installation of bar counter None Disassembly and installation bar doorseal None 8.10 Water dispenser Water dispenser Disassembly and installation of water valve None...
  • Page 34 ServiceManual_2018-V1.0 Disassembly and installation of ice maker None Disassembly and installation of water system None Disassembly and installation ice machine sensor None...
  • Page 35: Function And Operation

    ServiceManual_2018-V1.0 9. Function and operation 9.1 Operation panel Icons Button ❻℉/℃ button ❶ Standby button ❷ Lighting button ❸ Display area ❹ Temperature increase button ❺ Temperature decrease button 9.2 Display control If power on for 1st time,the display area will shine fully last for 3 seconds with the start-up tone,then enter in normal running state,the default set temperature is 12℃,14℃.
  • Page 36: Control Of Ice Maker (None)

    ServiceManual_2018-V1.0 9.5 Control of ice maker (None) 9.6 Fault code and solutions Fault code Failure Type Failure Type Solution Step 1: Check whether the terminal CN1 is well stuck, pull out the terminal and re-stick it in place Temperature Step 2: Check to see if there’re foreign matters on the Temperature value of sensor fault in...
  • Page 37: Circuit Description

    ServiceManual_2018-V1.0 10. Circuit description 10.1 Power Supply AC input power is reduced into 12V by means of TOP chip switch on/off and T1 transformer, then output stable DC12V by LC filtering, ,DC12V is for provide power to relay(control strong electricity),lamp, electric valve and so on, the relay controls on-off of the compressor, defrost heater, and some strong electric components.
  • Page 38: Door Trip Test Circuit

    ServiceManual_2018-V1.0 10.2 Door trip test circuit As for using the normally-closed door switch, when the door is closed, the chip detects the voltage of 5V, and determines that the door is in the closed state; when the door is open, the chip detects the voltage of 0V, and determines the door is in the open state.
  • Page 39: Temperature Test Circuit

    ServiceManual_2018-V1.0 10.3 Temperature test circuit The characteristic that resistance value reduces as the temperature increases is deemed to have negative slope or negative temperature coefficient (NTC), and such thermostat is called as NTC thermostat. The resistance value changes sensitively with temperature and typically changes 7% ~ 3% per degree centigrade. Sensor used in the refrigerator is NTC thermostat.
  • Page 40: Fan Motor Circuit Of The Freezing Chamber(None)

    ServiceManual_2018-V1.0 10.4 Fan motor circuit of the freezing chamber(None) 10.5 Refrigerator fan motor circuit (None) The fan in the freezing chamber is running when the compressor is operating. Check FAN 与 GND to see if there is a voltage of 12V. When in normal operation, the fan is in low level and the voltage between 12V and FAN is more than 6V.
  • Page 41 ServiceManual_2018-V1.0 28.29 12.16 5.587 2.737 1.426 26.68 11.52 5.315 2.616 1.368 25.17 10.92 5.06 2.501 1.312 23.76 10.35 4.818 2.391 1.259 22.43 9.82 4.589 2.287 1.209 21.18 9.316 4.372 2.188 1.161 20.01 8.841 4.167 2.094 1.115 18.9 8.392 3.972 2.005 1.071 17.87 7.968...
  • Page 42: Troubleshooting Method

    ServiceManual_2018-V1.0 11. Troubleshooting Method 11.1 No cooling(Air cooling-Electronic)
  • Page 43: No Working Of Compressor

    ServiceManual_2018-V1.0 11.2 No working of compressor 11.3 Inside frosting, no defrosting...
  • Page 44: Inside Frosting, No Defrosting-Maintenance Guidelines

    ServiceManual_2018-V1.0 11.4 Inside frosting, no defrosting-Maintenance guidelines...
  • Page 45: Light Is Not On

    ServiceManual_2018-V1.0 11.5 Light is not on 11.6 Air duct not operated(electronically) (None) 11.7 Fan failure...
  • Page 46: Defective Defrost Circuit

    ServiceManual_2018-V1.0 11.8 Defective defrost circuit 11.9 Noise...
  • Page 47: Figures And Details Of Repair Parts(Documents Are Provided Separately)

    ServiceManual_2018-V1.0 12. Figures and details of repair parts(Documents are provided separately) 12.1 Figures 12.2 List of parts and components...
  • Page 48: Appendix

    ServiceManual_2018-V1.0 13. Appendix 13.1 Maintenance tooling and equipment and material Tooling Name Main Usage Photo screw assemble and Phillips screwdriver disassemble slotted screw and rivet assemble and screwdriver/scraper disassemble hinge and compressor screw Socket spanner 5/16″ assemble and disassemble display panel and air duct cover Sucker disassemble Allen wrench...
  • Page 49 ServiceManual_2018-V1.0 Nipper Assistive tooling pliers/diagonal pliers Capillary tube scissors Shear capillary Knife assistive tool Pipe cutter, Flaring Pipe cutting,flaring device Electronic digital Test temperature thermometer Measurement with resistance, Multi meter voltage, current and so on. Equipment Name Main Usage Photo Vacuum pump with vacuum pumping gauge...
  • Page 50 ServiceManual_2018-V1.0 High pressure pipe and cooling nitrogen with system(condenser, evaporator, piezometer etc) impurities clean Connection process pipeline, Quick coupling vacuum or charge refrigerant will be used. Soldering gun heating and welding welding point leakage detect, if hand leak detector no, use soap-suds Material Name Main Usage...
  • Page 51 ServiceManual_2018-V1.0 Adhesive tape Door fixing for reversing door Aluminium-Aluminium tubes Transition copper pipe welding, maintain lengthen tubes...
  • Page 52 MIDEA appliances after sales website tsp.midea.com For more information about Midea appliances after sales, please visit the For more information about the service manual, please visit the tsp.midea.com tsp.midea.com For more information about the EV and SBOM, please visit the...

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