Midea Compact Series Service Manual
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Service Manual_2018-V2.0
Service Manual
COMPACT SERIES
Applicable Models
Model Code
Applicable Models
HS-121LN
UR-BC93CM1-ST
22031010003303
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.
1
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Table of Contents
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Summary of Contents for Midea Compact Series
- Page 1 Service Manual_2018-V2.0 Service Manual COMPACT SERIES Applicable Models Model Code Applicable Models HS-121LN UR-BC93CM1-ST 22031010003303 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...
- 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.
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Page 3: Table Of Contents
Service Manual_2018-V2.0 Contents 1. SIGNIFICANT UPDATE NOTES (NONE) ......................5 2. SAFETY WARNING CODE ........................... 6 2.1 W ........................... 6 ARNING FOR OPERATION SAFETY ......................... 8 2.2 S AFETY INSTRUCTION FOR REFRIGERANT 3. TRANSPORT ................................. 9 ................................... 9 3.1 H ANDLING 4. - Page 4 Service Manual_2018-V2.0 10.3 O ) ..........................26 PEN DOOR ALARML ............................26 10.4 D EFROSTING FUNCTION 11. COMPRESSOR ..............................27 ..................27 11.1 C OMPRESSOR ON AND OFF ONTROL SPECIFICATIONS 12. TROUBLESHOOTING METHOD ........................28 12.1 N ................................. 28 OT COOLING ..........................
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Page 5: Significant Update Notes (None)
Service Manual_2018-V2.0 1. Significant update notes (None) -
Page 6: Safety Warning Code
Service Manual_2018-V2.0 2. Safety Warning Code 2.1 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 7 Service Manual_2018-V2.0 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.
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Page 8: Safety Instruction For Refrigerant
Service Manual_2018-V2.0 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. Use of an extension cord can negatively affect the freezer’s performance. -
Page 9: Transport
Service Manual_2018-V2.0 3. Transport 3.1 Handling Handling 1)Protect 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: Installation And Commissioning
Service Manual_2018-V2.0 4. Installation and commissioning 4.1 Door Disassembly and Assembly The refrigerator door needs to be dismantled if it cannot enter the room in the whole. 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. -
Page 11: Left Or Right Open Door Reversal（None
Service Manual_2018-V2.0 4.4 Left or right open door reversal（None） 4.5 Installation of handle（Optional） Installation of handle Installation of handle 4.6 Installation of door lock（None）... -
Page 12: Product Configuration And Dimension
Service Manual_2018-V2.0 5. Product configuration and dimension 5.1 Main parts and their names (The picture is only for reference, and specific appearance and configuration are subject to the real product) Freezer chamber Refrigerator chamber None 1、Temperature control mdodule 2、Wicket 3、Glass shelf 4、Glass shelf 5、Fruits and vegetables box 6、... -
Page 13: External Dimension
Service Manual_2018-V2.0 5.2 External dimension Description Code Size (mm) Height to Top of Case Width Depth w/Cabinet Depth w/Door Depth w/Handle Depth (Door open 90 deg. w) Depth (Door open 135 deg. w) Width (Door open 135 deg. w) (The picture is only for reference) -
Page 14: Location Of S/N
Service Manual_2018-V2.0 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: Product Specification
Service Manual_2018-V2.0 6. Product specification 6.1 Electrical parameters Applicable Models HS-121LN Product Name UR-BC93CM1-ST Product Code 22031010003303 Item Specification Specification Refrigerant R600a Compressor DG40BY1A Starter(PTC) QP2-4R7 Overload protector(OLP) DRB21N61A2 Integrate PTC+OLP ZHB60-120P4.7 Variable frequency driver board None Capacitor None Power filter None Rmc: 15.8±7%Ω... -
Page 16: Circuit Diagram
Service Manual_2018-V2.0 6.3 Circuit diagram... -
Page 17: Refrigerating Piping System And Circulating Route Of Cooling Air
Service Manual_2018-V2.0 7. Refrigerating piping system and circulating route of cooling air 7.1 Refrigerating piping system ❶Compressor❷Condenser❸Dry filter❹Capillary tube❺Evaporator❻Suction tube❶Compressor... -
Page 18: Dismantling Of Parts
Service Manual_2018-V2.0 8. Dismantling of parts 8.1 Parts on the door Door seal It's more convenient to pull out from the corner. When reloading, the door must be installed into the tank, carefully pressed flat, and check whether there is a gap between the door seal and the box body. -
Page 19: Light System（None
Service Manual_2018-V2.0 Glass shelf assembly of refrigerator Used to place vegetables，fruits and other items. Freezer Drawer Used to place vegetables，fruits and other items. None Freezer Drawer 8.3 Light system（None） 8.4 Evaporator and Defrost system Evaporator in freezing chamber Evaporator in freezing chamber 8.5 Compressor case Rear cover and compressor case None... - Page 20 Service Manual_2018-V2.0 1） Cut off the power, remove the goods in the refrigerator, with the tape to make the door fixed firmly and prevent the door dropping when the refrigerator dumping. 2） Slowly tilt the refrigerator forward, relying on the wall or a solid enough object, leaving space to facilitate the operation.
- Page 21 Service Manual_2018-V2.0 4-2）Remove the metal clamp(for some models) -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 part, -Pull it out and remove it.
- Page 22 Service Manual_2018-V2.0 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 23 Service Manual_2018-V2.0 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. Piping system in the compressor case ❶ Compressor ❸ Dry filter ❷ Right condenser ❹...
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Page 24: Display Control Board（None
Service Manual_2018-V2.0 8.6 Display control board（None）... -
Page 25: Temperature Sensing System
Service Manual_2018-V2.0 9. Temperature sensing system 9.1 Thermostat Thermostat 1.Figure, the thermostat pull out form the evaporator in the first. 2.Remove the screws of the fixed temperature control box with a screwdriver. 3Pull out the knod,remove the socket the terminal,replace the thermostat... -
Page 26: Function And Operation
Service Manual_2018-V2.0 10. Function and operation 10.1 Operation panel Direct cooling mechanical refrigerator, through the thermostat knob to adjust the stalls. 10.2 Temperature setting Turn the temperature control knob to COLDER, the internal temperature of the refrigerator becomes lower. Turn the temperature control knob to COLD, the internal temperature of the refrigerator becomes higher. NOTE:Please adjusting and using between "COLD"and"COLDER"... -
Page 27: Compressor
Service Manual_2018-V2.0 11. Compressor 11.1 Compressor on and off Control specifications 1.1 When one of the following conditions is met, the compressor stops: 1) Tr ≤ Trt； 1.2 When all the following conditions are met, the compressor starts up: 1) Tr ≥Trk; ★When 1.1 and 1.2 are not satisfied, the compressor maintains the original state... -
Page 28: Troubleshooting Method
Service Manual_2018-V2.0 12. Troubleshooting Method 12.1 Not cooling... -
Page 29: No Working Of Compressor
Service Manual_2018-V2.0 12.2 No working of compressor 12.3Thermostat malfunction-Undercooling... -
Page 30: Inside Frosting, No Defrosting
Service Manual_2018-V2.0 12.4 Inside frosting, no defrosting 12.5 Inside frosting, no defrosting-Maintenance guidelines... -
Page 31: Light Is Not On
Service Manual_2018-V2.0 12.6 Light is not on... -
Page 32: Noise
Service Manual_2018-V2.0 12.7 Noise... -
Page 33: Figures And Details Of Repair Parts
Service Manual_2018-V2.0 13. Figures and details of repair parts See this section in the TSP. - Page 34 MIDEA appliances after sales website tsp.midea.com 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...
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