Midea SO-BCD595WM-UT User manual

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Service Manual
Applicable models
Model Code
SO-BCD595WM-UT
22031020000462
UL-BCD595WM-SQ
22031020000113
(The picture is only for reference, and specific appearance and configuration are subject to the real product)
Prepared by
R&D:Qing chunyu
Reviewed by
QA:Li jiangli
SVC:Chen Lei
Approved by
R&D:Geng Xiuhua
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
1.2Safety instruction for refrigerant.....................................................................................................................8
2.Description for product features..........................................................................................................................9
3.Installation and commissioning .........................................................................................................................10
3.1Handling ....................................................................................................................................................10
3.2Disassembly (None) ....................................................................................................................................10
3.3 Installation location....................................................................................................................................10
3.4 Leveling of the refrigerator .........................................................................................................................10
3.5Change the door opening direction ...............................................................................................................11
3.6 Installation of handle ..................................................................................................................................13
3.7 Installation of door lock(None)....................................................................................................................14
3.8 Adjustment to level the door(None) .............................................................................................................14
3.9 Adjustment to shelves(None) ......................................................................................................................14
4.Terms................................................................................................................................................................15
4.1 Definition of model(None)..........................................................................................................................15
4.2Location of nameplate .................................................................................................................................15
5.Product specification.........................................................................................................................................16
5.1 Typespecification(None).............................................................................................................................16
5.2 Electrical parameters ..................................................................................................................................16
5.3Inside temperature.......................................................................................................................................16
5.4Defrosting parts ..........................................................................................................................................16
5.5Circuit diagram...........................................................................................................................................17
6.Internal view and dimension..............................................................................................................................18
6.1Main parts and their names ..........................................................................................................................18
6.2External dimension......................................................................................................................................18
7.Refrigerating piping system and circulating route of cooling air........................................................................21
7.1 Refrigerating piping system ........................................................................................................................21
7.2Circulating route of cooling air.....................................................................................................................22
8. Dismantling of parts.........................................................................................................................................23
8.1 Parts on the door ........................................................................................................................................23
8.2 Parts inside the refrigerator .........................................................................................................................23
8.3 Light system ..............................................................................................................................................23
8.4Air duct and fan motor.................................................................................................................................24
8.5Evaporator and temperature sensing system...................................................................................................25
8.6Compressor case .........................................................................................................................................27

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8.7Display and main control panel(None) ..........................................................................................................29
8.8 Bar counter(None)......................................................................................................................................29
8.9 Water dispenser(None) ...............................................................................................................................29
8.10 Ice maker.................................................................................................................................................29
9. Function and operation.................................................................................................................................36
9.1Operation panel...........................................................................................................................................36
9.2 Button(None).............................................................................................................................................36
9.3 Display screen(None) .................................................................................................................................36
9.4 Display(None) ...........................................................................................................................................36
9.5 Setting of the gear ......................................................................................................................................36
9.6Control of standby function(None) ...............................................................................................................36
9.7Control of ice maker(None) .........................................................................................................................36
9.8Fault code and solutions(None) ....................................................................................................................36
9.9Defrosting function .....................................................................................................................................36
10.Circuit description...........................................................................................................................................37
10.1 Power Supply (None) ...............................................................................................................................37
10.2Door trip test circuit(None) ........................................................................................................................37
10.3Temperature test circuit (None) ..................................................................................................................37
10.4Fan motor circuit of the freezing chamber (None) ........................................................................................37
10.5Refrigerator fan motor circuit (None)..........................................................................................................37
10.6Condensing fan motor circuit (None) ..........................................................................................................37
10.7Damper motor circuit (None) .....................................................................................................................37
10.8Resistance value of the sensor (R/T) (None) ................................................................................................37
11.Troubleshooting Method .................................................................................................................................37
11.1 No refrigeration........................................................................................................................................37
11.2 Compressor failure ...................................................................................................................................38
11.3 Defrosting is not working..........................................................................................................................39
11.4 Fan in the freezing chamber is abnormal.....................................................................................................40
11.5 Damper is abnormal(None)11.6 Lights inside the refrigerator dont light up ...................................................41
12. Figures and details of repair parts(Documents are provided separately).........................................................41
12.1 Figure......................................................................................................................................................41
12.2 List of parts and components.....................................................................................................................41
13Appendix: ...................................................................................................................................................41
13.1Electrical Schematic Diagram(None) ..........................................................................................................41
13.2refrigerator maintenance tooling and equipment and material........................................................................42

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1.Safety Warning Code
1.1Warning for operation safety

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1.2Safety 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）Full air cooling frost-free design
2）Electronic temperature control system with more accurate temperature control.
3）The crisper for fruits and vegetables can be adjusted in humidity.
4）Space is reserved for ice maker and customers can purchase the matching ice maker to install.

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3.Installation and commissioning
3.1Handling
1) Protecttherefrigeratorinmovingit
Sameasshownasleftphoto,pleasemoveitbyhandcartwi
thcushion
2) Removeallpackingmaterialsandbottomcushion,then
moveintohouseforplacement
3) Aftermovingittoappropriatelocation,waitfor2hoursbe
forepoweron.
3.2Disassembly (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.
3.4 Leveling of the refrigerator
If the refrigerator cannot be placed steadily, adjust
the footing to level it.

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3.5Change the door opening direction
1、Unplug your refrigerator and remove all food
from the door shelves. Remove all food from the
inner door liner. Tape the door shut with masking
tape.
2、Remove the left cover plate and the right top
hinge cover, then unscrew screws and remove
the right top hinge. Keep the screws to reuse.
3、Lift the freezer door up and away from your
refrigerator.
4、Unscrew screws holding the center hinge, remove
the hinge, then lift the refrigerator door up and away
from your refrigerator. Save the screws to reuse.
5、Unscrew screws holding the bottom hinge,
then remove the bottom hinge
from the bottom right side of the refrigerator.
6、Unscrew the hinge pin from the right side of the
bottom hinge and move it to the left side,then secure
the bottom hinge to the bottom left side of the
refrigerator, using the screws you removed
previously.

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7、Remove the hole cap from the top left of the
refrigerator door and insert it in the other side.
8、Remove the door block from the bottom right
side of the freezer and refrigerator door and attach it
to the other side.
9、Remove the two hole caps from the left side,
where the center hinge will go,and insert them into
the other side.
10、Attach the refrigerator door on the bottom
hinge, then attach the center left hinge to the left
side of the refrigerator.
11、Put the freezer door onto the center left hinge,
then attach the top left hinge to
the top of refrigerator. Cover the hinge with the top
left hinge cover and cover the screw
holes on the right side of the top with the cover plate
you previously removed.

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12、Remove the screw caps on the door handles,
then remove the fourAllen-screws securing
the handles to the left side of the doors with the
Allen wrench. Remove the handles.
13、Remove the four Phillips-head screws from the
left side of the door.
14、Screw the four Phillips-head screws into the
holes on the right side of the door.
15、Attach the handles to the right sides of doors
with theAllen-head screws you just removed.
Tighten with the Allen wrench and replace the screw
caps.
3.6 Installation of handle
Note: Figures in the user manual are only for reference. The actual product may differ slightly.
The refrigerator must be disconnected from the source of electrical supply before attempting the installation of
accessory.
Schematic diagram of handle installation
Design sketch of installed handle

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(Pictures and objects are not consistent, in order to prevail in kind)
①Take out the two crisscross-screw; and install them into the door holes; turn the screws till to the bottom;
Aim at screws to install the handle;The screws in the hole at the side of the handle and turn the screws till them
very tight;Screw cap should be put on the screw.
3.7 Installation of door lock(None)
3.8 Adjustment to level the door(None)
3.9 Adjustment to shelves(None)

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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)
Label

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5.Product specification
5.1 Typespecification(None)
5.2 Electrical parameters
Product Name
SO-BCD595WM-UT
UL-BCD595WM-SQ
Product Code
22031020000462
22031020000113
Name
Item
Type
Specification
Specification
Compressor
Compressor
/
PZ99H1C-4
E50H1B-U
Starter
PTC
QP2-15/QP2-15
MPT36A04
Overload protector
OLP
3TM197TF2/DRB22T61A1
4TM302TFBYY
Winding resistance of
compressor wiring
terminal
Rmc:10-20Ω
Rsc:30-50Ω
Rms=Rmc+Rsc
Rmc:10-20Ω
Rsc:30-50Ω
Rms=Rmc+Rsc
Motor
Fan motor of the
freezing chamber
BLDC
AC≤6.5W
AC-DC≤2.5W
Ventilation door of the
refrigerating chamber
/
/
/
Condensation fan
/
AC-DC≤3W
AC-DC≤3W
Lights inside the
refrigerator
Lights inside the
freezing chamber
/
/
/
Lights inside the
refrigerating chamber
/
LED/2W
40W
Switch of the
refrigerator door
mechanicalswitch
secto
secto
5.3Inside temperature
Temperature tolerance ≤2oC
Compartment
The highest (oC)
Lowest (oC)
Freezing
-14
-24
Refrigerating
9
1
Variable temperature
/
/
5.4Defrosting parts
Defrosting period
Initial defrosting period
Normal defrosting period
Temperature is lower than 0oC
6~24 hours
Defrosting sensor
NTC
B3839
Thermal fuse
Cant be restored
77oC
Defrosting heater in freezing
chamber
Steel pipe
22031020000462
230V/200W
22031020000113
115V/200W

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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.Air duct components in freezing chamber
2Steel wire shelf
3.Air duct components in refrigerating chamber
4.Glass shelf
5.Cover plate of crisper
6.Crisper for fruit and vegetable
7.Regulating foot
8.Bottle frame in freezing chamber
9.Storage box
10.Small bottle frame in refrigerating chamber
6.2External dimension
Front view
Side view
1
2
3
4
5
6
7
8
9
10

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Down view
Open Door
Maximum open angle of door
734
818
606.7
1012.7
1687 1 4 .4
837
734
1598
837

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(The picture is only for reference, and specific appearance and configuration are subject to the real product)