Midea CHEST WINE Series User manual

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

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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. SAFETY WARNING CODE................................................................................................................................... 5
1.1WARNING FOR OPERATION SAFETY ........................................................................................................................... 5
1.2 SAFETY INSTRUCTION FOR REFRIGERANT................................................................................................................. 7
2. DESCRIPTION FOR PRODUCT FEATURES..................................................................................................... 8
3. INSTALLATION AND COMMISSIONING............................................................................................................ 9
3.1 HANDLING................................................................................................................................................................... 9
3.2 DOOR DISASSEMBLY AND ASSEMBLY ........................................................................................................................ 9
3.3 INSTALLATION LOCATION ............................................................................................................................................ 9
3.4 LEVELING OF THE REFRIGERATOR........................................................................................................................... 10
3.5 DOOR REVERSAL...................................................................................................................................................... 10
3.6 INSTALLATION OF HANDLE........................................................................................................................................ 13
3.7 INSTALLATION OF DOOR LOCK.................................................................................................................................. 14
3.8ADJUSTMENT TO LEVEL THE DOOR .......................................................................................................................... 14
3.9ADJUSTMENT TO SHELVES ....................................................................................................................................... 14
4. TERMS...................................................................................................................................................................15
4.1 DEFINITION OF MODEL(NONE)................................................................................................................................. 15
4.2 LOCATION OF NAMEPLATE(NONE)............................................................................................................................ 15
5. PRODUCT SPECIFICATION...............................................................................................................................16
5.1 TYPE SPECIFICATION(NONE)................................................................................................................................... 16
5.2 ELECTRICAL PARAMETERS....................................................................................................................................... 16
5.3 INSIDE TEMPERATURE.............................................................................................................................................. 17
5.4 DEFROSTING PARTS................................................................................................................................................. 17
5.5 CIRCUIT DIAGRAM .................................................................................................................................................... 17
6. INTERNAL VIEW AND DIMENSION ..................................................................................................................18
6.1 MAIN PARTS AND THEIR NAMES................................................................................................................................ 18
6.2 EXTERNAL DIMENSION ............................................................................................................................................. 18
7.REFRIGERATING PIPING SYSTEM AND CIRCULATING ROUTE OF COOLING AIR.................................20
7.1 REFRIGERATING PIPING SYSTEM ............................................................................................................................. 20
7.2 CIRCULATING ROUTE OF COOLING AIR..................................................................................................................... 20
8. DISMANTLING OF PARTS..................................................................................................................................21
8.1 PARTS ON THE DOOR................................................................................................................................................ 21
8.2 PARTS INSIDE THE REFRIGERATOR .......................................................................................................................... 21
8.3 LIGHT SYSTEM.......................................................................................................................................................... 22
8.4AIR DUCT COMPONENTS REFRIGERATING CHAMBER AND FAN MOTOR .................................................................... 23
8.5 EVAPORATOR AND TEMPERATURE SENSING SYSTEM .............................................................................................. 24
8.6 COMPRESSOR CASE ................................................................................................................................................ 25

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8.7 DISPLAY CONTROL BOARD ....................................................................................................................................... 32
8.8 MAIN CONTROL BOARD ............................................................................................................................................ 32
8.9 BAR COUNTER.......................................................................................................................................................... 33
8.10WATER DISPENSER................................................................................................................................................ 33
8.11ICE MAKER............................................................................................................................................................... 33
9. FUNCTION AND OPERATION............................................................................................................................35
9.1 OPERATION PANEL ................................................................................................................................................... 35
9.2 DISPLAY CONTROL ................................................................................................................................................... 35
9.3TEMPERATURE CONTROL.......................................................................................................................................... 35
9.4 CONTROL OF STANDBY FUNCTION ........................................................................................................................... 35
9.5 CONTROL OF ICE MAKER (NONE)............................................................................................................................. 36
9.6 FAULT CODE AND SOLUTIONS................................................................................................................................... 36
9.7 DEFROSTING FUNCTION(NONE).............................................................................................................................. 36
9.8 TEST MODE(NONE).................................................................................................................................................. 36
10. CIRCUIT DESCRIPTION ...................................................................................................................................37
10.1 POWER SUPPLY..................................................................................................................................................... 37
10.2 DOOR TRIP TEST CIRCUIT....................................................................................................................................... 38
10.3 TEMPERATURE TEST CIRCUIT ................................................................................................................................ 39
10.4 FAN MOTOR CIRCUIT OF THE FREEZING CHAMBER(NONE).................................................................................... 40
10.5 REFRIGERATOR FAN MOTOR CIRCUIT (NONE)....................................................................................................... 40
10.6 CONDENSER FAN MOTOR CIRCUIT(NONE)............................................................................................................. 40
10.7 DAMPER MOTOR CIRCUIT(NONE).......................................................................................................................... 40
10.8 SENSOR RESISTANCE(R/T) ................................................................................................................................... 40
11. TROUBLESHOOTING METHOD......................................................................................................................42
11.1 NO COOLING(AIR COOLING-ELECTRONIC)............................................................................................................ 42
11.2 NO WORKING OF COMPRESSOR............................................................................................................................. 43
11.3 INSIDE FROSTING,NO DEFROSTING....................................................................................................................... 43
11.4 INSIDE FROSTING,NO DEFROSTING-MAINTENANCE GUIDELINES.......................................................................... 44
11.5 LIGHT IS NOT ON..................................................................................................................................................... 45
11.6AIR DUCT NOT OPERATED(ELECTRONICALLY)(NONE)........................................................................................... 45
11.7 FAN FAILURE........................................................................................................................................................... 45
11.8 DEFECTIVE DEFROST CIRCUIT ............................................................................................................................... 46
11.9 NOISE..................................................................................................................................................................... 46
12. FIGURES AND DETAILS OF REPAIR PARTS(DOCUMENTS ARE PROVIDED SEPARATELY) .............47
12.1 FIGURES................................................................................................................................................................. 47
12.2 LIST OF PARTS AND COMPONENTS......................................................................................................................... 47
13. APPENDIX...........................................................................................................................................................48
13.1 MAINTENANCE TOOLINGAND EQUIPMENT AND MATERIAL ..................................................................................... 48

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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.
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
responsibility to comply with federal and local regulations when disposing of this product.

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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.
1.2 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 InAccordance
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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2. Description for product features
This product is provided with following features:
1) Electronic temperature control
2) Steel wire wine rack3) Fashionable Stainless Steel
4) Air-cooling design beneficial to cooling equably and quickly

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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.
3.2 Door Disassembly and Assembly
The wine door needs to be dismantled if it cannot enter the room in the whole.
Disassembly of Freezer door
Disassembly of Freezer door
None
Disassembly of refrigerator door
Disassembly of refrigerator door
None
3.3 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.

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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 screws②from the upper hinge on the
right side and the upper hinge③, remove the 3 plastic
caps④on the left side, remove the 2 screws⑤and the
sleeve⑥from the air cover⑦, remove the 2 screws⑧
and the door support⑨, remove the 3 screws⑩from the
lower hinge⑾and the lower hinge shaft⑿.;

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3）Fix the left upper hinge shaft⒀attached in the
accessory bag on the left upper part of the tank, the 3
plastic caps④in right upper part, then the lower hinge
shaft⑿in the left hole on the lower hinge⑾.Install the
lower hinge⑾on the left lower part with screws⑩, the
door support⑨on the right lower part with screws⑧,
and the air cover⑦on the lower part with screws⑤and
sleeve⑥.
4）Remove the shaft sleeve⒁and shaft hole cap⒂of
the door, and change their positions. Take the door limit
⒃,screws⒄and the lower shaft sleeve⒅, and install
them in the left lower corner of the door;

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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.

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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. Install the door on the cabinet.
3.6 Installation of handle
Installation of handle
1）Put the handle on glass door through the bolts.

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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
Adjustment to shelves
Adjustment to shelves
None

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4. Terms
4.1 Definition of model(None)
4.2 Location of nameplate(None)

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5. Product specification
5.1 Type specification(None)
5.2 Electrical parameters
Product Name
UR-JC145GE-FR
None
None
None
Product Code
22033010000801
None
None
None
Item
Specification
Specification
Specification
Specification
Compressor
Compressor
HDL100D
None
None
None
Starter(PTC)
（一体式两器）
ZHB73-120P4.7*
None
None
None
Overload
protector(OLP)
一体式两器（同
上）
None
None
None
Winding resistance of
compressor wiring
terminal
Rmc:9.2±7%Ω
Rsc:8.6±7%Ω
Rms=Rmc+Rsc
None
None
None
Winding resistance
picture
None
None
None
Variable frequency
driver board
None
None
None
None
The input power of
compressor
70W
None
None
None
Motor
Fan motor of the
freezing chamber
None
None
None
None
Ventilation upper room
fan
无刷直流电机
12V 1.0W
Brushless DC
motor
None
None
None
Condensation fan
无刷直流电机
12V 4.0W
Brushless DC
motor
None
None
None
ice output motor
None
None
None
None
Open door motor
None
None
None
None
Lights inside the refrigerator
Lights inside the
None
None
None
None

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freezing chamber
Lights inside the
refrigerating chamber
12V/≤2.5W
None
None
None
Switch of the wine
door
Pillar switch
None
None
None
5.3 Inside temperature
Temperature tolerance ≤ 2 oC
Compartment
The highest (oC)
Lowest (oC)
Freezing
None
None
Refrigerating upper room
10
1
Variable temperature
None
None
5.4 Defrosting parts
Item
Initial defrosting period
Normal defrosting period
Defrosting period
None
None
Defrosting sensor
None
None
Defrosting temperature
controller
None
None
Thermal fuse
None
None
Defrosting heater in freezing
chamber
None
None
5.5 Circuit diagram

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6. Internal view and dimension
6.1 Main parts and their names
Refrigerating chamber
Freezer chamber
❶Display control panel
❷Steel wire wine rack
❸Outlet mask
❹Glass door
None
6.2 External dimension
Description
Code
Size (mm)
Height to Top of Case
A
878
Width
B
595
Depth (Total with Door Open)
C
601
Depth w/Handles
D
655
Width (door open 90 deg. w/ handle)
E
1165

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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