Midea UR-JC46GE-FR User manual

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Service Manual
Applicable Models
Model Code
UR-JC46GE-FR
22033010000461
CE-JC46GE-FR
22033010000361
(The picture is only for reference, and specific appearance and configuration are subject to the real product)
Prepared by
R&D：Chen Feixiang
Reviewed by
QA：Wang Tao
SVC：Zhang Kun
Approved by
R&D：Zhang Huawei
SVC：Guang Taoshuai

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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 @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.

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Contents
1.Safety Warning Code................................................................................................................................. 5
1.1Warning for operation safety........................................................................................................... 5
1.2 冷媒安全须知 Safety instruction for refrigerant ........................................................................... 8
2.Description for product features................................................................................................................ 9
3.Installation and commissioning............................................................................................................... 10
3.1Handling........................................................................................................................................ 10
3.2 Door Disassembly and Assembly（None）................................................................................ 10
3.3 Installation location...................................................................................................................... 10
3.4Leveling of the refrigerator ........................................................................................................... 11
3.5Door reversal (None)..................................................................................................................... 11
3.6Installation of handle（None）.................................................................................................... 11
3.7 Installation of door lock(None).................................................................................................... 11
3.8 Adjustment to level the door（None）........................................................................................ 11
4.Terms....................................................................................................................................................... 11
4.1 Definition of model （None）..................................................................................................... 11
4.2Location of nameplate................................................................................................................... 11
5.Product specification............................................................................................................................... 12
5.1 Type specification（None）........................................................................................................ 12
5.2 Electrical parameters.................................................................................................................... 12
5.3Inside temperature......................................................................................................................... 12
5.4Defrosting parts（None）............................................................................................................ 13
5.5Circuit diagram.............................................................................................................................. 13
6.Internal view and dimension ................................................................................................................... 14
6.1Main parts and their names ........................................................................................................... 14
6.2External dimension........................................................................................................................ 14
7.Refrigerating piping system and circulating route of cooling air............................................................ 16
7.1 Refrigerating piping system ......................................................................................................... 16
7.2Circulating route of c ooling air.................................................................................................... 16
8.Dismantling of parts................................................................................................................................ 17
8.1 Parts on the door........................................................................................................................... 17
8.2Parts inside the wine cabinet......................................................................................................... 17
8.3Light system.................................................................................................................................. 17
8.4Air duct components refrigeratingchamber(None)........................................................................ 18
8.5Air duct components in freezing chamber and fan motor(None).................................................. 18
8.6Evaporator and temperature sensing system ................................................................................. 18
8.7Compressor case............................................................................................................................ 19
8.8Display control board.................................................................................................................... 21
8.10 Bar counter(None)...................................................................................................................... 23
8.11 Water dispenser(None) ............................................................................................................... 23
8.12Ice maker(None).......................................................................................................................... 23
9. Function and operation........................................................................................................................... 24

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9.1operation panel.............................................................................................................................. 24
9.2Temperature control ...................................................................................................................... 24
9.3Alarm(None) ................................................................................................................................. 25
9.4Failure code and solutions............................................................................................................. 25
9.5Defrost function............................................................................................................................. 25
9.6Compressor fan control (None)..................................................................................................... 25
9.7Self-diagnosis (None).................................................................................................................... 25
10.Circuit description................................................................................................................................. 26
10.1 Power Supply ............................................................................................................................. 26
10.2Door trip test circuit(None)......................................................................................................... 26
10.3Temperature test circuit............................................................................................................... 26
10.4Fan motor circuit of the freezing chamber(None)....................................................................... 27
10.5Refrigerator fan motor circuit (None)......................................................................................... 27
10.6Condensing fan motor circuit (None).......................................................................................... 27
10.7Damper motor circuit (None)...................................................................................................... 27
10.8（R/T）Resistance value of the sensor (R/T)............................................................................. 27
11.Trouble shooting Method...................................................................................................................... 28
11.1No cooling................................................................................................................................... 28
11.2No working of compressor.......................................................................................................... 29
11.3Inside frosting, no defrosting....................................................................................................... 29
11.5Lights inside the refrigerator don’t light up................................................................................. 31
11.6Air duct not operated(None)........................................................................................................ 31
11.7Fan failure（None）................................................................................................................... 31
11.8Defective defrost circuit（None）.............................................................................................. 31
11.9Noise............................................................................................................................................ 31
12. Figures and details of repair parts(Documents are provided separately) ............................................. 32
12.1Figures......................................................................................................................................... 32
12.2List of parts and components....................................................................................................... 32
13Appendix:............................................................................................................................................... 32
13.1Electrical Schematic Diagram..................................................................................................... 32
13.2Refrigerator maintenance tooling and equipment and material................................................... 32

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1.Safety Warning Code
1.1Warning for operation safety

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1.2 冷媒安全须知 Safety instruction for refrigerant

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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)
1) Electronic temperature control, more accurate.
2) Advantageous touch control for users.
3) Slide-out chrome shelf (Wooden shelf optional)

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3.Installation and commissioning
3.1Handling
1) Protect the refrigerator in moving it
Same as shown as left photo, please move it by
handcart with cushion
2) Remove all packing materials and bottom
cushion, then move into house for placement
3) After moving it to appropriate location, wait for
2 hours before power on.
3.2 Door Disassembly and Assembly（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.

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3.4Leveling of the refrigerator
If the refrigerator cannot be placed
steadily, adjust the footing to level it.
3.5Door reversal (None)
3.6Installation of handle（None）
3.7 Installation of door lock(None)
3.8 Adjustment to level the door（None）
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)

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5.Product specification
5.1 Type specification（None）
5.2 Electrical parameters
Product Name
UR-JC46GE-FR
CE-JC46GE-FR
/
Product Code
22033010000461
22033010000361
/
Name
Item
Type
Specification
Specification
Specification
Compressor
Compressor
/
FZ40E1J-1SUL
QD35Y
/
Starter
PTC
QP2-4R7
QP2-15
/
Overload
protector
OLP
DRB17N61A1
DRB16N61A1
/
Winding
resistance of
compressor
wiring
terminal
Rmc: 14.4±7%Ω
Rsc: 9.5±7%Ω
Rms=Rmc+Rsc
(20℃)
Rmc:73.6±7 ％Ω
Rsc:23.1±7 ％Ω
Rms=Rmc+Rsc
(20℃)
/
Motor
Fan motor of
the freezing
chamber
/
/
/
/
Ventilation
door of the
refrigerating
chamber
/
/
/
/
Condensation
fan
/
/
/
/
Light inside
the
refrigerator
Lights inside
the
refrigerating
chamber
LED
12V/0.6W
12V/0.6W
/
Switch of the
refrigerator
door
/
/
/
/
Indicator
lamp
/
/
/
/
5.3Inside temperature
Temperature tolerance ≤ 2°C
Compartment
The highest (°C)
Lowest (°C)
Freezing
/
/

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Refrigerating
18
5
Variable temperature
/
/
5.4Defrosting parts（None）
5.5Circuit diagram

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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.temperature display control panel
2.wine shelf
6.2External dimension
Front view
Side view
Down view
Open Door

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Maximum open angle of door(135°)
(The picture is only for reference, and specific appearance and configuration are subject to the real
product)

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7.Refrigerating piping system and circulating route of cooling air
7.1 Refrigerating piping system
1Compressor→2Exhaust transition pipe→3condenser→4Dry filter →5Capillary tube→ 6Evaporator→7Return
transition pipe→1Compressor
(The picture is only for reference, and specific appearance and configuration are subject to the real
product)
7.2Circulating route of c ooling air

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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.
8.2Parts inside the wine cabinet
wine rack
1）Lift up the wine rack with a proper force
and pull it out towards yourself.
Guardrail
1)Lift up the guardrail with a proper force and
pull it out towards yourself.
8.3Light system
Light

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1) Push the lampshade inner and take it
down
2) Take down the screw on LED light panel,
then light.
3) Remove the connecting harness terminals
on LED light panel and take down the
LED light panel.
8.4Air duct components refrigeratingchamber(None)
Air duct components refrigeratingchamber
None
8.5Air duct components in freezing chamber and fan motor(None)
Disassembly and installation of Air duct
None
Fan motor of air duct
None
8.6Evaporator and temperature sensing system
Evaporator in freezing chamber
None
Components on the evaporator
Defrost thermostat
Fuse
None
Defrost sensor
None
Defrost heater
None

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Evaporator in refrigerating chamber
1）Take down screws and gaskets on the
evaporator.
2）Remove the welding on inlet and outlet
tubes.
Components on the evaporator
Defrost sensor(Not replace)
The defrost sensor is located on back of the
evaporator.
Sensor
Sensor in freezing chamber
None
Sensor in refrigerating chamber
1）To remove the sensor cover, you may
squeeze it up and down;Take the sensor
out from card slot.
Sensor in Variable temperature chamber
None
Ambient temperature sensor
None
Thermostat
None
8.7Compressor case
Rear cover and compressor case

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Rear cover and compressor case
1)Remove by cross screwdriver the screws fixing
back cover plate of compressor chamber
anticlockwise
2)Take the back cover plate of compressor
chamber upward.
Starter and protector of the compressor
1）Remove the screwsTwo screws
outsideOne screw inside
Remove the clipping stripSlowly pull it out
1. Remove the protective cover
1）Pry the protective cover slowly from the
upper part,
2）Pull it out and remove it.
2. Remove the starter
and protector
Unplug the starter and protector (you can use a
screwdriver to pry it slowly)
1. The reverse process can complete
installation.
/
Piping system in the compressor case↓