Midea COMPACT Series User manual

Service Manual_2018-V2.0
1
维修手册 Service Manual
COMPACT SERIES
市场型号
Applicable Models
工厂型号
Model Code
基准编码
Applicable Models
HS-109FN
UR-BD84CM-ST
22031010000072
HS-109FN
UR-BD84CM-ST
92031010Z01165
HS-109FN
UR-BD84CM-ST
92031010Z01162
本手册中图片均为参考示意图，具体外观和配置以实物为准。
The picture in this service manual is only for reference, and specific appearance
and configuration are subject to the real product.
本手册主要讲授方法，具体的作业技能需要工程师通过日常工作积累。
This manual mainly teaches the method, the specific work skill needs engineer to
accumulate through the daily work.
编制
毕岗
审核
评价工程师 QA:吴信兵
SVC:刘记成
会签
陈龙
批准
经营长:张华伟
SVC:光陶帅

Service Manual_2018-V2.0
2
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.

Service Manual_2018-V2.0
3
Contents
1. 重要更新说明 SIGNIFICANT UPDATE NOTES(NONE).....................................................................................5
2. 安全警示规范 SAFETY WARNING CODE...........................................................................................................6
2.1 作业安全警告 WARNING FOR OPERATION SAFETY.................................................................................................. 6
2.2 冷媒安全须知 SAFETY INSTRUCTION FOR REFRIGERANT ....................................................................................... 8
3. 运输 TRANSPORT.................................................................................................................................................9
3.1 搬运 HANDLING......................................................................................................................................................... 9
4. 安装和调试 INSTALLATION AND COMMISSIONING......................................................................................10
4.1 门体拆装 DOOR DISASSEMBLY AND ASSEMBLY(NONE)......................................................................................... 10
4.2 安装位置 INSTALLATION LOCATION......................................................................................................................... 10
4.3 箱体调平 LEVELING OF THE REFRIGERATOR.......................................................................................................... 10
4.4 左、右开门更换 LEFT OR RIGHT OPEN DOOR REVERSAL ..................................................................................... 11
4.5 把手安装 INSTALLATION OF HANDLE(NONE).......................................................................................................... 11
4.6 门锁安装 INSTALLATION OF DOOR LOCK（NONE）............................................................................................... 12
5. 产品配置和尺寸 PRODUCT CONFIGURATION AND DIMENSION ................................................................13
5.1 主要部件及名称 MAIN PARTS AND THEIR NAMES .................................................................................................. 13
5.2 外观尺寸 EXTERNAL DIMENSION............................................................................................................................ 14
5.3 序列号的位置 LOCATION OF S/N........................................................................................................................... 15
6. 产品规格 PRODUCT SPECIFICATION..............................................................................................................16
6.1 电气参数 ELECTRICAL PARAMETERS ..................................................................................................................... 16
6.2 制冷温度设置范围 COOLING TEMPERATURE SETTING RANGE ............................................................................. 16
6.3 电路图 CIRCUIT DIAGRAM....................................................................................................................................... 17
7. 制冷管路系统和冷气循环路线 REFRIGERATING PIPING SYSTEM AND CIRCULATING ROUTE OF
COOLING AIR...........................................................................................................................................................18
7.1 制冷管路系统 REFRIGERATING PIPING SYSTEM.................................................................................................... 18
7.2 特殊焊点位置 SPECIAL SOLDERING POSITION （NONE）................................................................................... 18
8. 部件拆装 DISMANTLING OF PARTS.................................................................................................................19
8.1 门上部件 PARTS ON THE DOOR.............................................................................................................................. 19
8.2 箱内部件 PARTS INSIDE THE REFRIGERATOR......................................................................................................... 19
8.3 灯系统 LIGHT SYSTEM ............................................................................................................................................ 20
8.4 蒸发器及化霜系统 EVAPORATORAND DEFROST SYSTEM.................................................................................... 20
8.5 压缩机仓 COMPRESSOR CASE............................................................................................................................... 20
9. 感温系统 TEMPERATURE SENSING SYSTEM................................................................................................25
9.1 温控器 THERMOSTAT.............................................................................................................................................. 25
10. 功能和操作 FUNCTION AND OPERATION.....................................................................................................26
10.1 操作面板 OPERATION PANEL................................................................................................................................ 26

Service Manual_2018-V2.0
4
10.2 档位设定 TEMPERATURE SETTING....................................................................................................................... 26
10.3 门开提示和门开报警 OPEN DOOR ALARM(NONE).............................................................................................. 26
10.4 除霜功能 DEFROSTING FUNCTION....................................................................................................................... 26
11. 压缩机 COMPRESSOR .....................................................................................................................................27
11.1 压缩机的开停控制规则 COMPRESSOR ON AND OFF CONTROL SPECIFICATIONS............................................... 27
12. 故障排除方法 TROUBLESHOOTING METHOD.............................................................................................28
12.1 不制冷 NOT COOLING............................................................................................................................................ 28
12.2 压缩机不工作 NO WORKING OF COMPRESSOR................................................................................................... 29
12.3 温控器故障-过冷 THERMOSTAT MALFUNCTION-UNDERCOOLING........................................................................ 29
12.4 内部结冰霜、不化霜 INSIDE FROSTING,NO DEFROSTING ................................................................................. 30
12.5 内部结冰霜、不化霜-维修指引 INSIDE FROSTING,NO DEFROSTING-MAINTENANCE GUIDELINES................... 30
12.6 灯不亮 LIGHT IS NOT ON....................................................................................................................................... 31
12.7 噪音 NOISE ........................................................................................................................................................... 32
13. 维修零部件图示和明细 FIGURES AND DETAILS OF REPAIR PARTS........................................................33

Service Manual_2018-V2.0
5
1. 重要更新说明 Significant update notes(None)
涉及 C、D类重要设计变更时，需要在本章节添加相应的内容或文件，且以下情况的变更必须
体现:1)电控件结构、原理发生变更时；

Service Manual_2018-V2.0
6
2. 安全警示规范 Safety Warning Code
2.1 作业安全警告 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. Agrounding 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.

Service Manual_2018-V2.0
7
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.
12) This freezer is intended to be used in household and similar environments.

Service Manual_2018-V2.0
8
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 冷媒安全须知 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.

Service Manual_2018-V2.0
9
3. 运输 Transport
3.1 搬运 Handling
搬运 Handling
1) 在移动中保护冰箱，如图所示，使用加垫的手推车。
2) 拆除冰箱所有包装材料和底垫再搬运到室内安放。
3) 放置 2小时再通电运行。
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.

Service Manual_2018-V2.0
10
4. 安装和调试 Installation and commissioning
4.1 门体拆装 Door Disassembly and Assembly(None)
当整机无法进入室内时，需要对门体拆除。The refrigerator door needs to be dismantled if it cannot enter
the room in the whole.
4.2 安装位置 Installation location
安装位置 Installation location
需要选择通风的位置，有利于散热提升性能、降低能耗。
Location that is easy for ventilation shall be chosen to
facilitate heat dissipation, enhance its performance and
reduce the energy consumption.
4.3 箱体调平 Leveling of the refrigerator
箱体调平 Leveling of the refrigerator
产品无法放置平稳时，可以通过调节底脚的方式解决。If
the refrigerator cannot be placed steadily, adjust the
footing to level it.

Service Manual_2018-V2.0
11
4.4 左、右开门更换 Left or right open door reversal
左右换门 Door reversal
1) 断开冰箱电源，移除门搁架上面的所有食物；Unplug
your refrigerator and remove all food from the door shelves.
2) 用一字螺丝刀拆下左边的孔盖和右上铰链罩，然后用十
字螺丝刀拆下固定上铰链的 3个螺栓，拆下上铰链。
Remove the left cover plate and the right top hinge cover,
then unscrew and remove the right top hinge. Keep the
screws to reuse
3) 地上放上垫块，把冰箱卧倒，用套筒拆除固定下铰链的
3颗螺栓，移除下铰链和调节脚。
Put on the cushion block, lie down the refrigerator, remo
ve the 3 bolts fixed the lower hinge with the sleeve, remo
ve the lower hinge and adjust the foot.
4) 拆下冷藏室门体冷冻室门体右下端的门止档，并将其安
装到门体左下端。Remove the door block from the bottom,
right side of the door and attach it to the other side.
5) 用螺栓将下铰链固定在冰箱左侧，调节脚安装到右侧。
6) 将冷藏室门在开门状态下垂直放在下铰链轴上。
5) Fix the lower hinge on the left side of the refrigerator
with the bolts and adjust the foot to the right side.
6) Place the refrigerator door vertically on the lower hing
e shaft in the open door state.
7)安装上铰链，用三个螺丝固定，盖上左上铰链罩，箱体
右侧安装上之前拆下的孔盖。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.
4.5 把手安装 Installation of handle(None)
把手安装 Installation of handle
把手安装 Installation of handle

Service Manual_2018-V2.0
12
1)安装门把手之前，请注意安全，以防把手脱落造成人身
伤害。Precautions shall be taken to prevent fall of the
handle from causing any personal injury.
2)安装步骤 Assembly steps
a、用自备工具内六角扳手将螺钉安进门体螺丝孔并拧紧。
Use allen wrench to fix screws into the screw hole tightly.
b、把手拆卸请参照安装逆方向。The reverse operation is
for disassembly.
④
4.6 门锁安装 Installation of door lock（None）

Service Manual_2018-V2.0
13
5. 产品配置和尺寸 Product configuration and dimension
5.1 主要部件及名称 Main parts and their names
（本图片为参考示意图，具体外观和配置以实物为准）(The picture is only for reference, and specific
appearance and configuration are subject to the real product)
冷冻室 Freezer chamber
冷藏室 Refrigerator chamber
1. 冷冻上抽屉 F upper drawer
2. 冷冻下抽屉 F bottom drawer
3. 冷冻室门体总成 Freezer door assembly
None

Service Manual_2018-V2.0
14
5.2 外观尺寸 External dimension
描述Description
代码Code
尺寸 Size (mm)
高度Height to Top of Case
A
860
宽度Width
B
501
深度/箱体Depth w/Cabinet
C
540
深度/含门体Depth w/Door
D
560
深度/含门把手Depth w/Handle
E
560
深度/开门90°Depth (Door open 90 deg. w)
F
1078
深度/开门135°Depth (Door open 135 deg. w)
G
890
宽度/开门135°Width (Door open 135 deg. w)
H
935
（本图片为参考示意图）(The picture is only for reference)

Service Manual_2018-V2.0
15
5.3 序列号的位置 Location of S/N
有些产品在箱体的右侧的下部也有 S/N. Some products also have S/N on the lower part of the right side of
the Cabinet.

Service Manual_2018-V2.0
16
6. 产品规格 Product specification
6.1 电气参数 Electrical parameters
市场型号 Applicable Models
HS-109FN
产品名称 Product Name
UR-BD84CM-ST
产品编码 Product Code
22031010000072
项目 Item
规格 Specification
规格 Specification
制冷剂 Refrigerant
R600a
压缩机 Compressor
FZ40E1J
启动器 Starter(PTC)
QP2-4R7
过载保护器 Overload protector(OLP)
DRB17N61A1
整体式启动器+保护器 Integrate PTC+OLP
None
变频驱动板 Variable frequency driver
board
None
电容 Capacitor
None
电源滤波器 Power filter
None
压缩机接线柱绕组值 Winding resistance
of compressor wiring terminal
Rmc:14.4±7%Ω
Rsc:9.5±7%Ω
Rms=Rmc+Rsc
绕组图示 Winding resistance picture
压缩机输入功率 The input power of
compressor
51.5W
箱内灯 Lights inside the refrigerator
冷藏室内灯 Lights inside the
refrigerating chamber
None
冰箱灯开关 Switch of the refrigerator
door
None
6.2 制冷温度设置范围 Cooling temperature setting range
间室 Compartment
最高 The highest (oC)
最低 Lowest (oC)
冷冻 Freezing
-15
-23
冷藏 Refrigerating
None
None

Service Manual_2018-V2.0
17
6.3 电路图 Circuit diagram

Service Manual_2018-V2.0
18
7. 制冷管路系统和冷气循环路线 Refrigerating piping system and
circulating route of cooling air
7.1 制冷管路系统 Refrigerating piping system
压缩机 Compressor---右冷凝器 Right condenser----防凝露管 Right condenser---左冷凝器 Left
condenser---干燥过滤器 Dry filter---毛细管 Capillary tube---冷冻蒸发器 F evaporator---回气管 Suction
tube---压缩机 Compressor
7.2 特殊焊点位置 Special soldering position （None）

Service Manual_2018-V2.0
19
8. 部件拆装 Dismantling of parts
8.1 门上部件 Parts on the door
门封条 Door seal
从拐角拉出更加方便 It's more convenient to pull out from
the corner.
重新装入时，必须装到门胆槽内，仔细压平，并检查门封
条是否与箱体间有缝隙。 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.
门托盘 Door tray
None
8.2 箱内部件 Parts inside the refrigerator
翻盖面罩 Drawer flip
None
None
搁板 Shelves
None
None
冷冻室抽屉 Freezer Drawer
按以下顺序拆除冰箱的冷冻室抽屉 Remove the freezer
drawer according to below steps:
1）首先，将抽屉拉出 Pull out the drawer
2）向上抬起，从冰箱中取出 Lift it up and take it out from
the refrigerator.

Service Manual_2018-V2.0
20
8.3 灯系统 Light system
灯Light
冷藏室顶灯 Light of the refrigerating
None
冷冻室灯 Light of the freezing
None
灯开关 Light switch
None
8.4 蒸发器及化霜系统 Evaporator and Defrost system
8.5 压缩机仓 Compressor case
后盖板 Rear cover and compressor case
后盖板 Rear cover and compressor case
None
压缩机和制冷系统管路 Compressor and the cooling system pipe
1）切断电源,取出冰箱内的物品，用胶带把全部门体固定
牢靠，防止冰箱倾倒时门体掉落。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）将冰箱缓慢向前倾斜，依靠在墙壁或足够牢靠的物体上,
留出空间以利于作业。安全起见，要有人协助扶持冰箱防
止倾倒。Slowly tilt the refrigerator forward, relying on the
wall or a solid enough object, leaving space to facilitate
the operation. For safety, it should be carried by
someone to prevent its falling.
冷冻室蒸发器 Evaporator in freezing chamber
不可拆 not replaceable
不可拆 not replaceable