Midea NTH15-18MR Manual de usuario

维修手册 Service Manual, 2017 v1.0

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维修手册 Service Manual

适用机型 Applicable Models

机型编码 Model No.

NTH15-18MR

92057014Z00041

（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)

编制 Prepared by

陈洋

审核 Reviewed by

梁义忠

批准 Approved by

孙彬

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重要安全通知

本维修手册仅用于具有适当电气、电子和机械经验背景的维修人员使用。

任何修理主要装置的测试均可能导致人身伤害和财产损失。

制造商或经销商不对本资料的内容和解释负责。

美的环境电器

技术手册

版权@2017

保留全部版权。未经美的环境电器海外销售公司书面批准，不得以任何形式全部或部分复制本手

册。

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 Environment Appliance

Technical Maintenance Manual

written approval by the Overseas Sales Corporation of Midea Environment Appliance.

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1. 安全警示规范 Safety Warning Code

WARNING

1Read these instructions.

2Keep these instructions.

3Follow all instructions.

4Do not use this appliance near water. This appliance is intended to be used in

household and similar environments.

5Clean only with a damp cloth.

6Install in accordance with the manufacturer’s instructions.

7Do 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.

8Protect the power cord from being walked on or pinched, particularly at plugs,

convenience receptacles, and the point where the exit from the appliance.

9Do not attempt to modify or extend the power cord of this appliance.

10 Unplug this appliance during lightning storms or when it will not be used for long

periods of time.

11 Make sure that the available AC power matches the voltage requirements of this

appliance.

12 Do not handle the plug with wet hands. This could result in an electric shock.

13 Unplug the power cord by holding the plug, never by pulling the cord.

14 Do not turn the appliance on or off by plugging or unplugging the power cord.

15 Refer all servicing to qualified service personnel. Servicing is required when the

appliance has been damaged in any way, such as the power-supply cord or plug is

damaged, liquid has been spilled or objects have fallen into the appliance, the

appliance has been exposed to rain or moisture, does not operate normally, or has

been dropped.

16 To reduce the risk of fire or electric shock, do not expose this appliance to rain,

moisture, dripping, or splashing.

17 This appliance is not intended for use by persons (including children) with reduced

physical, sensory or mental capabilities, or lack of experience and knowledge, unless

they have been given supervision or instruction concerning use of the appliance by a

person responsible for their safety.

18 Children should be supervised to ensure that they do not play with the appliance.

19 If the supply cord is damaged, it must be replaced by the manufacturer, its service

agent, or similarly qualified person, in order to avoid a hazard.

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2. 整机拆卸 Dismantling of appliance

2.1 拆后壳 Open the back shell

拆出图示的 6颗螺丝后将后壳拆出

Remove the 6 screws shown to remove the back

cover

2.2 风机组件、PTC 发热体、前网及出风口拆卸 Fan assembly, PTC heater, front net and

outlet.

1拆出图示 4颗螺钉，将风机组件拆出，下面

为PTC 发热体；

2.拆出图示两颗凸缘螺钉将 PTC 拆出；

3.如图示，用螺丝刀轻按前壳卡扣及扳开上下

网脚，拆出前网；

4.拆出图示两颗螺钉，将出风口拆出。

1 disassemble 4 screws and disassemble the fan

assembly. The following is the PTC heating

element.

2. disassemble two flange screws to remove

PTC.

3. as illustrated, use a screwdriver to press the

front shell button and pull the upper and lower

web feet to pull out the front net.

4. disassemble two screws and pull out the air

outlet.

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2.3 同步电机拆卸 Dismantle synchronous motor

拆出图示 3颗螺钉，将同步电机以及连杆拆出

Pull out 3 screws and pull out the synchronous

motor and connecting rod.

2.4 底座拆卸 Dismantle the base

拆出图示 3颗螺钉，拆出底盖

Pull out 3 screws and remove the bottom cover.

2.5 拆电路板和功能板 Dismantling circuit board

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1.拆出图示 1颗螺钉，拆出通用电路板；

2.拆出图示 3颗螺钉，拆出控制电路板

1 disassemble 1 screws and disassemble the

general circuit board.

2. disassemble 3 screws and remove the control

circuit board.

3. 整机的安装 Function and operation

3.1 电路板、功能板安装 Circuit board and function board installation

1.安装图示 1颗螺钉，固定通用电路板；

2.安装图示 3颗螺钉，固定控制电路板

1. install 1 screws and fix general circuit

boards.

2. installation of 3 screws, fixed control circuit

board.

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3.2 安装底座 Mounting base

安装图示 3颗螺钉，紧固底盖

Install 3 screws and tighten the bottom cover.

3.3 同步电机安装 Synchronous motor installation

紧固图示三颗螺钉，将同步电机固定在摇头

支架及底座上

Tighten three screws and fix the synchronous

motor on the shaking head bracket and the base.

3.4 风机组件、PTC 发热体、前网及出风口安装 Fan assembly, PTC heater, front

network and outlet installation.

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1.紧固图示两颗螺钉，将出风口安装到前壳上

2.将前网图示扣脚扣到前壳相对应的扣位处

紧固

3.紧固图示两个大垫圈头螺钉，紧固 PTC 与

出风格栅

4.将风机组件放到前壳上相应位置，紧固图示

4颗螺钉，固定风机组件

1. tighten the two screws and install the outlet

on the front shell.

2. fasten the front buckle to the buckle position

of the front shell.

3. fastening diagram showing two large

washers head screws, fastening PTC and air

outlet grille.

4. put the fan assembly in the corresponding

position on the front shell, tighten the

illustration of the 4 screws, and fix the fan

assembly.

3.5 紧固前后壳 Fastening front and rear shells

紧固图示位置 6颗螺钉，固定前后壳

Fastening position 6 screws, fixing the front

and rear shells.

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3.8 4. 常见及解决方法 Fault code and solutions

故障代

码Fault

code

故障内容

Fault

content

代码可

见Code

visible

显示 Display

维修方法步骤 Steps for maintenance methods

温度传感器

短路

Temperatur

e sensor

short circuit

是

Yes

数码管双 8

持续以 1HZ

的频率闪烁

显示“E1”

Digital tube

double 8

continuously

flashes "E1"

at a frequency

of 1HZ

温度传感器短路，拆机检测弱电连接线组与通用功能

板连接是否故障

Short circuit of temperature sensor, disassemble to

detect whether the connection between weak current

connection wire group and general function board fails

温度传感器

断路

Temperatur

e sensor cut

off

是

Yes

数码管双 8

持续以 1HZ

的频率闪烁

显示“E2”

Digital

double 8

continuously

flashes "E2"

at a frequency

of 1HZ

温度传感器短路，拆机检测弱电连接线组与通用功能

板连接是否故障

Short circuit of temperature sensor, disassemble to

detect whether the connection between weak current

connection wire group and general function board fails

倾倒保护状

态

Toppling

state

是

Yes

数码管双 8

持续以 1HZ

的频率闪烁

显示“E3”

Digital tube

double 8

continuously

flashes "E3"

at a frequency

of 1HZ

检查机器是否倾倒放置，如无，需拆机检查电路板总

成倾倒元件是否失效、需要更换电路板

Check if the machine is placed upside down. If not,

dismantle the machine to check if the circuit board

assembly has failed and the circuit board needs to be

replaced

高温保护

High

temperature

protection

是

Yes

数码管双 8

持续以 1HZ

的频率闪烁

显示“FF”

Digital tube

double 8

continuously

flashes "FF"

at a frequency

of 1HZ

检查机器是否处于非正常工作状态（倾倒、对墙、进

出风口被堵住等），将机器恢复至正常状态后重新插

电正常工作

Check whether the machine is in abnormal working

state (dumping, wall, air inlet and outlet are blocked,

etc.), restore the machine to normal state and then

replug it into normal working state

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5附录 Appendix:

5.1 整机接线图 Electrical Schematic Diagram

5.2 暖风机维修常用工具、设备和材料 refrigerator maintenance tooling and equipment

and material

工具 Tooling

No.

名称 Name

图片 Photo

主要用途 Main Usage

十字螺丝刀 Phillips

screwdriver

拆卸螺钉 screw assemble and

disassemble

平口螺丝刀/小铲刀

slotted screwdriver/scraper

拆卸螺钉和铆钉 screw and

rivet assemble and disassemble

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