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Daewoo FR-520NT User Manual

Daewoo FR-520NT
30 pages
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Service Manual
Refrigerator
Model: FR-520NT
FR-550NT
DAEWOO ELECTRONICS CO., LTD.
S/M No. : FR520NT010
Caution
: In this Manual, some parts can be changed for improving, their
performance without notice in the parts list. So, if you need the
latest parts information,please refer to PPL(Parts Price List) in
Service Information Center (http://svc.dwe.co.kr).
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Daewoo FR-520NT Specifications

General IconGeneral
ColorWhite
Number of Doors2
Defrost SystemManual
TypeTop Freezer
Total Capacity520 liters
Cooling SystemDirect Cool
Width70 cm
Energy efficiency classA+

Summary

External Views

FR-520NT

Details external dimensions and named parts for the FR-520NT model.

FR-550NT

Details external dimensions and named parts for the FR-550NT model.

Specifications

1. Outline

Provides general specifications, including model name, capacity, dimensions, and refrigerant.

2. Electric Parts

Lists electrical components like compressors, relays, capacitors, and motors with part codes and specifications.

3. Power Cord

Details various power cord types, their part codes, and intended regions of use.

4. Door Color

Specifies available door color options and corresponding part codes for different models.

Operation and Functions

1. Temperature Regulation

Explains temperature control for fresh food and freezer compartments using levers and sensors.

2. Control of Temperature

Details how the compressor and fan are controlled based on R-Sensor readings and operating modes.

3. Optional Function

Describes options for weak refrigeration, middle off point, on/off difference, and fan delay settings.

4. Defrosting Period

Explains the determination and explanation of the defrosting period based on compressor runtime and errors.

5. Defrosting Mode

Outlines the normal and compulsory defrosting procedures, including pre-cool, heater defrosting, pause, and fan delay.

6. Action for Low Temperature of Compartments

Describes how the system acts when low temperatures are detected in the compartments.

7. Initial Defrosting

Details the conditions and behavior of initial defrosting upon power input.

8. Prevention of Comp

Explains the mechanism to prevent the compressor from restarting immediately after turning off.

9. Option Circuit

Discusses option circuits, specifically for weak refrigeration, involving R-Sensor and switch settings.

10. Error Display and How to Control it

Explains error codes (R1, D1, D2, C1) and their corresponding display modes and control methods.

Diagram

1. Wiring Diagram

Illustrates the electrical connections and layout of components within the refrigerator.

2. Partial Wiring Diagram

Provides a simplified or partial view of the wiring connections for clarity.

3. Circuit Diagram

Shows the detailed electronic circuit schematic of the main control board and associated components.

4. Air Flow Diagram

Depicts the path of air circulation within the refrigerator and freezer compartments.

5. Refrigerant Cycle Diagram

Illustrates the flow of refrigerant through the cooling system components.

Disassembly and Assembly

1. Freezer Louver Disassembly

Step-by-step guide for removing and disassembling the freezer louver.

2. Refrigerator Room Control Switch Disassembly

Instructions for removing the control switch assembly from the refrigerator compartment.

Exploded View and Parts List

1. Total Exploded View

A comprehensive exploded view showing all refrigerator components and their assembly.

2. Total Parts List

A detailed list of all parts with part codes, names, descriptions, and quantities.

3. Machine Room Exploded View and Parts List

Focuses on the exploded view and parts list specific to the machine room components.

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