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Midea HD-663FWEN User Manual

Midea HD-663FWEN
53 pages
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Service Manual_2020-V1.0
1
Service Manual
TMF No Frost Series
Applicable Models
Product Models
Applicable Models
HD-663FWEN
UR-BCD510WE-SQ
22031020006981
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.

Table of Contents

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Midea HD-663FWEN Specifications

General IconGeneral
BrandMidea
ModelHD-663FWEN
CategoryRefrigerator
LanguageEnglish

Summary

Safety and Precautions

Warning for Operation Safety

General safety instructions for operating the appliance, covering electrical hazards and user precautions.

Safety Instruction for Refrigerant

Precautions related to handling flammable refrigerant and explosion hazards.

Installation and Commissioning

Handling and Installation Location

Guidance on moving, placing, and leveling the refrigerator for proper heat dissipation.

Door Reversal Procedure

Step-by-step instructions to change the direction of the refrigerator door opening.

Handle Installation (Optional)

Instructions for attaching the optional door handle to the appliance.

System Components and Specifications

Main Parts and External Dimensions

Identification of key internal components and detailed physical measurements of the appliance.

Electrical Parts Parameters

Specifications for electrical components like compressor, motors, sensors, and defrost heaters.

Circuit Diagram

Visual representation of the refrigerator's electrical circuit diagram.

PCB Terminal Connection Diagram

Diagram showing terminal connections for the main Printed Circuit Board.

Refrigeration System Principles

Explanation of the working principle of the cooling system, including component flow.

Welding Points and Pipelines

Details on pipe connections and specific welding points within the refrigeration system.

Dismantling and Maintenance Procedures

Dismantling Door and Interior Parts

Steps for removing door seals, trays, and interior components like fruit box covers.

Light System and Air Duct Components

Procedures for disassembling lighting systems and air duct components.

Evaporator and Defrost System

Instructions for removing the evaporator and related defrost system components.

Compressor Case Servicing

Steps for accessing and replacing compressor case parts.

Display Control Board Replacement

Detailed steps for replacing the display control board.

Main Control Board and Other Components

Steps for replacing the main control board, driver board, and water dispenser.

Operation and Troubleshooting

Operation Panel and Temperature Control

How to use the appliance's control panel and adjust temperature settings for different chambers.

Defrosting Function and Mode Settings

Understanding the defrosting process, theory, steps, and various operational modes.

Error Code and Solutions

Table of error codes and their corresponding troubleshooting steps.

Test Mode Operations

Procedures for entering and using diagnostic test modes for the appliance.

Troubleshooting: Cooling and Compressor Issues

Diagnostic flowchart for addressing no cooling and compressor non-working faults.

Troubleshooting: Frosting and Defrosting

Guidance for resolving problems related to inside frosting and defrosting system failures.

Troubleshooting: Light, Fan, and Noise

Procedures for diagnosing and fixing malfunctions with the interior light, fan, and operational noise.

Troubleshooting: Air Duct and Ice Maker

Methods for diagnosing and resolving issues with the air duct system and ice maker functionality.

Product Information and Support

Exploded View and Spare Parts List Access

Information on how to log into a system to view exploded diagrams and order spare parts.

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