Midea SBS Series Bedienungsanleitung

Service Manual_2018-V2.0

Service Manual SBSSERIES

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.

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.

Service Manual_2018-V2.0

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

approval by the Overseas Sales Corporation of Midea Refrigerators.

Service Manual_2018-V2.0

Contents

1. 重要更新说明 SIGNIFICANT UPDATE NOTES(NONE) .............................................................................6

2. 安全警示规范 SAFETY WARNING CODE.....................................................................................................7

2.1 作业安全警告 WARNING FOR OPERATION SAFETY ........................................................................................7

2.2 冷媒安全须知 SAFETY INSTRUCTION FOR REFRIGERANT...............................................................................9

3. 运输 TRANSPORT ......................................................................................................................................10

3.1 搬运 HANDLING ........................................................................................................................................10

4. 安装和调试 INSTALLATION AND COMMISSIONING.................................................................................11

4.1 门体拆装 DOOR DISASSEMBLYAND ASSEMBLY ...........................................................................................11

4.2 安装位置 INSTALLATION LOCATION .............................................................................................................14

4.3 箱体调平 LEVELING OF THE REFRIGERATOR................................................................................................15

4.4 左、右开门更换 LEFT OR RIGHT OPEN DOOR REVERSAL (NONE)..................................................................15

4.5 把手安装 INSTALLATION OF HANDLE (NONE) ...............................................................................................15

4.6 门锁安装 INSTALLATION OF DOOR LOCK（NONE）......................................................................................15

4.7 门不平调整 ADJUSTMENT TO LEVEL THE DOOR ...........................................................................................15

5. 产品配置和尺寸 PRODUCTCONFIGURATION AND DIMENSION .............................................................18

5.1 主要部件及名称 MAIN PARTS AND THEIR NAMES ........................................................................................18

5.2 外观尺寸 EXTERNAL DIMENSION................................................................................................................18

5.3 序列号的位置 LOCATION OF S/N...............................................................................................................20

6. 产品规格 PRODUCT SPECIFICATION .......................................................................................................21

Service Manual_2018-V2.0

6.1 电气参数 ELECTRICAL PARAMETERS ..........................................................................................................21

6.2 制冷温度设置范围 COOLING TEMPERATURE SETTING RANGE ......................................................................22

6.3 除霜部件 DEFROSTING PARTS ...................................................................................................................22

6.4 电路图 CIRCUIT DIAGRAM..........................................................................................................................22

6.5 主控板结构图 MAIN CONTROL BOARDSTRUCTURE DIAGRAM ........................................................................23

6.6 电磁阀 ELECTRIC EXCHANGE VALVE（NONE）...........................................................................................23

6.7 水阀 WATER VALVE（NONE）....................................................................................................................23

7.制冷管路系统和冷气循环路线 REFRIGERATING PIPING SYSTEM AND CIRCULATING ROUTE OF

COOLING AIR..................................................................................................................................................25

7.1 制冷管路系统 REFRIGERATING PIPING SYSTEM..........................................................................................25

7.2 特殊焊点位置 SPECIAL SOLDERING POSITION (NONE).................................................................................25

7.3 冷气循环路线 CIRCULATING ROUTE OF COOLING AIR...................................................................................26

8. 部件拆装 DISMANTLING OF PARTS..........................................................................................................27

8.1 门上部件 PARTS ON THE DOOR .................................................................................................................27

8.2 箱内部件 PARTS INSIDE THE REFRIGERATOR...............................................................................................27

8.3 灯系统 LIGHT SYSTEM ..............................................................................................................................28

8.4 冷藏风道及风扇电机 AIR DUCT COMPONENTS REFRIGERATING CHAMBERAND FAN MOTOR............................29

8.5 冷冻风道及风扇电机 AIR DUCT COMPONENTS IN FREEZING CHAMBER AND FAN MOTOR.................................30

8.6 蒸发器及化霜系统 EVAPORATOR AND DEFROST SYSTEM............................................................................31

8.7 压缩机仓 COMPRESSOR CASE ..................................................................................................................33

8.8 显控板 DISPLAY CONTROL BOARD..............................................................................................................38

8.9 主控板 MAIN CONTROL BOARD ..................................................................................................................38

Service Manual_2018-V2.0

8.10 吧台 BAR COUNTER（NONE）................................................................................................................39

8.11 饮水机 WATER DISPENSER（NONE）......................................................................................................39

8.12 制冰机 ICE MAKER（NONE）..................................................................................................................39

8.13 水过滤器 WATER FILTER COMPONENT（NONE）.......................................................................................39

9.感温系统 TEMPERATURE SENSING SYSTEM ...........................................................................................40

9.1 传感器的位置 POSITION OF SENSORS .......................................................................................................40

9.2 传感器拆换 REPLACEMENT OF SENSORS...................................................................................................40

9.3传感器的更换 SENSOR REPLACEMENT.......................................................................................................41

9.4 传感器阻值 SENSOR RESISTANCE(R/T) .....................................................................................................42

10. 功能和操作 FUNCTION AND OPERATION...............................................................................................44

10.1 操作面板 OPERATION PANEL...................................................................................................................44

10.2 显示 DISPLAY.........................................................................................................................................45

10.3 温度控制 TEMPERATURE CONTROL..........................................................................................................45

10.4 门开提示和门开报警 OPEN DOOR ALARM................................................................................................45

10.5 功能选择 FUNCTION SELECTION..............................................................................................................45

10.6 制冰机控制 CONTROL OF ICE MAKER（NONE）.......................................................................................46

10.7 故障代码及解决方法 FAULT CODE AND SOLUTIONS...................................................................................46

10.8 除霜功能 DEFROSTING FUNCTION............................................................................................................48

10.9 测试模式 TEST MODE .............................................................................................................................48

10.10 记忆功能 BACKUP DATA FOR POWER FAIL ...............................................................................................49

11. 压缩机 COMPRESSOR .............................................................................................................................50

Service Manual_2018-V2.0

11.1 压缩机的开停控制规则 COMPRESSOR ONAND OFF CONTROL SPECIFICATIONS ..........................................50

11.2 变频板故障分析 VARIABLE FREQUENCY DRIVER BOARD FAULTANALYSIS.....................................................50

12. 故障排除方法 TROUBLESHOOTING METHOD .......................................................................................51

12.1 不制冷（风冷电控式）NO COOLING(AIR COOLING-ELECTRONIC).............................................................51

12.2 压缩机不工作 NO WORKING OF COMPRESSOR.........................................................................................52

12.3 内部结冰霜、不化霜 INSIDE FROSTING,NO DEFROSTING .........................................................................52

12.4 内部结冰霜、不化霜-维修指引 INSIDE FROSTING,NO DEFROSTING-MAINTENANCE GUIDELINES.................53

12.5 灯不亮 LIGHT IS NOT ON .........................................................................................................................54

12.6 风扇不良 FAN FAILURE............................................................................................................................54

12.7 除霜回路不良 DEFECTIVE DEFROST CIRCUIT............................................................................................54

12.8 噪音 NOISE ............................................................................................................................................55

12.9 风门不动作（电控式）AIR DUCT NOT OPERATED(ELECTRONICALLY) .........................................................55

12.10 制冰机不制冰 ICE MAKERNOT MAKE ICE .................................................................................................55

13. 维修零部件图示和明细 FIGURES AND DETAILS OF REPAIR PARTS ....................................................56

1. Significant update notes(None)

Service Manual_2018-V2.0

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.

Service Manual_2018-V2.0

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

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.

Service Manual_2018-V2.0

3. Transport

3.1Handling

Handling

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, the

move into house for placement

3)After moving it to appropriate location, wait for 2 hours

before power on.

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