Midea HS-129WE(N) User manual

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Service Manual
Wine Cooler SERIES
Applicable Models
Model Code
Applicable Models
HS-129WE(N)
UR-JC99GE-DQ
22033010001682
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.

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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 parts to
prevent shock, fire or other hazards. Do not modify the original design without permission 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 mechanical field.
Any attempt 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 of Midea Refrigerators.

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Contents
1. SIGNIFICANT UPDATE NOTES (NONE) .........................................................................................................5
2. SAFETY WARNING CODE....................................................................................................................................6
2.1 WARNING FOR OPERATION SAFETY ........................................................................................................................... 6
2.2 SAFETY INSTRUCTION FOR REFRIGERANT................................................................................................................. 8
3. TRANSPORT ..........................................................................................................................................................9
3.1 HANDLING................................................................................................................................................................... 9
4. INSTALLATION AND COMMISSIONING ...........................................................................................................10
4.1 DOOR DISASSEMBLY AND ASSEMBLY ...................................................................................................................... 10
4.2 INSTALLATION LOCATION .......................................................................................................................................... 10
4.3 LEVELING OF THE REFRIGERATOR ........................................................................................................................... 10
4.4 LEFT OR RIGHT OPEN DOOR REVERSAL ................................................................................................................... 11
4.5 INSTALLATION OF HANDLE（NONE）....................................................................................................................... 12
4.6 INSTALLATION OF DOOR LOCK（NONE）................................................................................................................ 12
5. PRODUCT CONFIGURATION AND DIMENSION.............................................................................................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 DIAGRAM .................................................................................................................................................... 17
7. REFRIGERATING PIPING SYSTEM AND CIRCULATING ROUTE OF COOLING AIR................................18
7.1 REFRIGERATING PIPING SYSTEM.............................................................................................................................. 18
8. DISMANTLING OF PARTS..................................................................................................................................19
8.1 PARTS ON THE DOOR ............................................................................................................................................... 19
8.2 PARTS INSIDE THE REFRIGERATOR .......................................................................................................................... 19
8.3 LIGHT SYSTEM.......................................................................................................................................................... 20
8.4 EVAPORATOR AND TEMPERATURE SENSING SYSTEM .............................................................................................. 21
8.5 COMPRESSOR CASE................................................................................................................................................. 21
8.6 DISPLAY CONTROL BOARD ....................................................................................................................................... 26
8.7 MAIN CONTROL BOARD ............................................................................................................................................ 27
9. FUNCTION AND OPERATION............................................................................................................................28
9.1 OPERATION PANEL ................................................................................................................................................... 28
9.2 TEMPERATURE CONTROL......................................................................................................................................... 28
9.3 OPEN DOOR ALARM (NONE)..................................................................................................................................... 29
9.4 FAILURE CODE AND SOLUTIONS ............................................................................................................................... 29

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9.5 DEFROST FUNCTION................................................................................................................................................. 29
9.6 BACKUP DATA FOR POWER FAIL ............................................................................................................................... 29
10. COMPRESSOR ..................................................................................................................................................31
10.1 COMPRESSOR ON AND OFF CONTROL SPECIFICATIONS........................................................................................ 31
11. TROUBLESHOOTING METHOD ......................................................................................................................32
11.1 NO COOLING (AIR COOLING-ELECTRONIC)............................................................................................................ 32
11.2 NO WORKING OF COMPRESSOR............................................................................................................................. 34
11.3 INSIDE FROSTING, NO DEFROSTING ....................................................................................................................... 35
11.4 INSIDE FROSTING, NO DEFROSTING-MAINTENANCE GUIDELINES.......................................................................... 36
11.5 LIGHT IS NOT ON..................................................................................................................................................... 37
11.6 FAN FAILURE........................................................................................................................................................... 38
11.7 DEFECTIVE DEFROST CIRCUIT ............................................................................................................................... 38
11.8 NOISE ..................................................................................................................................................................... 39
12. FIGURES AND DETAILS OF REPAIR PARTS................................................................................................40

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1. Significant update notes (None)

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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.
WARNING
1) Read these instructions.
2) Keep these instructions.
3) Heed all warnings.
4) Follow all instructions.
5) Do not use this appliance near water.
6) Clean only with a damp cloth.
7) Do not block any ventilation openings.
8) Install in accordance with the manufacturer’s instructions.
9) Do not install 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 into your outlet, consult an electrician for
replacement of the obsolete outlet.
11) Protect the power cord from being walked on or pinched, particularly at plugs,
convenience receptacles, and the point where they exit from the appliance.
12) Do not attempt to modify or extend the power cord of this appliance.
13) Unplug this appliance during lightning storms or when it will not be used for long
periods of time.
14) Make sure that the available AC power matches the voltage requirements of this
appliance.

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CONNECTING ELECTRICITY
Electrical Shock
Hazard.
Plug into a grounded 3-prong outlet.
Do not remove the ground prong.
Do not use an adapter.
Failure to follow these instructions can
result in death, fire, or electrical shock.
WARNING
Electric Shock Hazard
Failure to follow these instructions can result in electric shock, fire, or
death.
1) WARNING–Keep ventilation openings, in both the freezer and the built-in structure,
clear of obstruction.
2) WARNING–Do not touch the interior of the freezer with wet hands. This could result
in frost bite.
3) WARNING–Do not use mechanical devices or other means to accelerate the
defrosting process, other than those recommended by the manufacturer.
4) WARNING–Do not damage the refrigerant circuit.
5) WARNING–Do not damage the refrigerant tubing when handling, moving, or using
the freezer.
6) WARNING–DANGER–Never allow children to play with, operate, or crawl inside the
freezer. Risk of child entrapment. Before you throw away your old freezer:
6-1) Take off the doors
6-2) Leave 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 the hazards involved. Children should not play with the freezer. Cleaning and
maintenance should not be performed by children without supervision.
9) If a component part is damaged, it must be replaced by the manufacturer, its service
agent, or similar qualified persons in order to avoid a hazard.
10) Please dispose of the freezer according to local regulations as the freezer contains
flammable gas and refrigerant.
11) Follow local regulations regarding disposal of the freezer due to flammable
refrigerant and gas. All refrigeration products contain refrigerants, which under the
guidelines of federal law must be removed before disposal. It is the consumer's

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responsibility to comply with federal and local regulations when disposing of this product.
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.
Use of an extension cord can negatively affect the freezer’s performance.
Grounding requirement
This freezer must be grounded. This freezer is equipped with a cord having a
grounding wire with a grounding plug. The plug must be inserted into an outlet that is
properly installed and grounded.
Improper use of the grounding plug can result in a risk of electric shock. Consult a
qualified electrician or service person if the grounding instructions 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
By Trained Service Personnel. Do Not Use Mechanical Devices. Do Not Puncture
Refrigerant Tubing. CAUTION–Risk of Fire or Explosion. Flammable Refrigerant Used.
Consult Repair Manual/Owner’s Guide Before Attempting To Service This Product. All
Safety Precautions Must be Followed. CAUTION–Risk of Fire or Explosion. Dispose of
Properly In Accordance With Federal Or Local Regulations. Flammable Refrigerant
Used. CAUTION–Risk of Fire or Explosion Due To Puncture Of Refrigerant Tubing;
Follow Handling Instructions Carefully.
Flammable Refrigerant Used.

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3. Transport
3.1 Handling
Handling
1)Protect the refrigerator in moving it,Same as shown as lef
tphoto, 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 2hours bef
ore power on.

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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.
4.3 Leveling of the refrigerator
Leveling of the refrigerator
If the refrigerator cannot be placed steadily, adjust the
footing to level it.

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4.4 Left or right open door reversal
1）Change the installation location of the upper hinge⑤
of the beverage cabinet, then the opening direction of
the door could be changed at will. Please follow the
following instructions for the change of the opening
direction of the beverage cabinet's door (for instance:
from right-handed door to left-handed door): close the
glass door of the beverage cabinet, use a blade to
remove the rivet②carefully, loose the mounting cover③
of the door hinge and three positioning bolts④ and
remove the upper hinge⑤.
2）Open the door of the beverage cabinet and detach
the glass door of which with tremendous care.
3）Dismantle the door axle sleeve⑥at lower part of the
glass door, door stopper block screws⑧and
door stopper⑦, and fix them to left side.
4）Dismantle the adjustable foot⑪, positioning bolts④
and lower hinge⑩, then exchange the
parts of right and left sides and later use the reverse
method to install the adjustable foot, lower hinge and
positioning bolts.

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5）Put the aforesaid glass door on the lower hinge, and
fix the upper hinge⑤. Align the door with
the cabinet and check the tightness of gasket, and then
install all the ornaments②③.
4.5 Installation of handle（None）
4.6 Installation of door lock（None）

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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)

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5.2 External dimension
Description
Code
HS-125WN
Size (mm)
Height to Top of Case
A
845
Width
B
470
Depth w/Cabinet
C
390
Depth w/Door
D
440
Depth (Door open 90 deg. w)
F
873
Depth (Door open 135 deg. w)
G
753
Width (Door open 135 deg. w)
H
791
(The picture is only for reference)

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5.3 Location of S/N
Some products also have S/N on the lower part of the right side of the Cabinet.

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6. Product specification
6.1 Electrical parameters
Product Name
UR-JC99GE- DQ
Applicable Models
HS-129WE(N)
Item
Specification
Refrigerant
R600a
Compressor
FZ35S1L-U
Starter(PTC)
QPS2-B4R7MG1
Overload protector(OLP)
DRB18T61A1
Integrate PTC+OLP
None
Capacitor
None
Power filter
None
Winding resistance of compressor wiring terminal
(20℃)
Rmc:14.8Ω±7%
Rsc: 8.4Ω±7%
Rms=Rmc+Rsc
Winding resistance picture
The input power of compressor
56.5W
Lights inside the refrigerator
Lights inside the refrigerating chamber
LED DC12V/2W
Lights others
None
Switch of the refrigerator door
None
6.2 Cooling temperature setting range
Compartment
The highest (oC)
Lowest (oC)
Refrigerating
18
5

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6.3 Circuit diagram

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7. Refrigerating piping system and circulating route of cooling air
7.1 Refrigerating piping system
❶Compressor→❷Whole condenser→❸Dry filter tube→❹Capillary
tube→❺Evaporator→❻Suction tube→❶Compressor

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8. Dismantling of parts
8.1 Parts on the door
Door seal
Door seal is installed into door liner groove.
1）Open the wine cabinet door;
2) Take the door seal ①out of door liner.
8.2 Parts inside the refrigerator
wine rack
1）Lift up the division plate with a proper force and pull it
out towards yourself;

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8.3 Light system
Light
Light of the refrigerating chamber is located chamber.
1)Remove two fixed screws from the main control board
in refrigerator.
2)Pull out the mounting box horizontally and unplug the
wiring terminal on the LED lamp;
3)Invert the main control panel mounting box;
4)Remove the lampshades and LED lights in turn
(buckle installation, manual operation).
Light switch
Light switch
None