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Samsung RB2055SW User Manual

Samsung RB2055SW
63 pages
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RB1855SW
RB1855SL
RB2055SW
RB2055SL
Model:
Bottom-Mounted Freezer
SAMSUNG Home Appliance Service
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Samsung RB2055SW Specifications

General IconGeneral
CategoryRefrigerator
ColorWhite
Energy Star CertifiedNo
Energy RatingA+
Noise Level42 dB
TypeFreestanding

Summary

Safety Information

Important Safety Notice

Provides essential safety precautions for service personnel handling appliance repair.

Installation

Nomenclature

Product Specifications

Electrical Part Specifications & Standard

Interior Views and Dimensions

5-1) Shelves and Bins

Details the various shelves and bins within the refrigerator and freezer compartments.

5-2) Dimensions of Refrigerator (mm)

Provides specific external dimensions of the refrigerator models in millimeters.

Refrigeration Cycle and Cool Air Circulation Route

6-1) Refrigerant Route in Refrigeration cycle

Illustrates the path refrigerant takes through the cooling system.

6-2) Cool Air Circulation

Diagrams how cold air is circulated within the refrigerator and freezer.

Mechanical Disassembly

Control Panel

Step-by-step guide for disassembling the refrigerator's control panel.

Refrigerator Light

Procedure for removing and replacing the refrigerator compartment light.

Freezer Light

Procedure for removing and replacing the freezer compartment light.

Evaporator Cover in the Refrigerator

Instructions for removing the evaporator cover in the refrigerator section.

Evaporator Cover in the Freezer

Instructions for removing the evaporator cover in the freezer section.

Evaporator in the Refrigerator

Guide on how to remove the evaporator from the refrigerator.

Evaporator in the Freezer

Guide on how to remove the evaporator from the freezer.

Machine Compartment & Electric Box

Steps for accessing and disassembling the machine compartment and electric box.

Operation Function

8-1) Display design

Explains the interactive display layout and features of the appliance.

8-2) Temperature control function

Details how to set and adjust temperatures for freezer and refrigerator compartments.

8-3) Buzzer alarm function

Describes the functions and triggers for the appliance's buzzer alarms.

8-4) Defrost function

Explains the automatic defrost cycle operation and timing.

8-5) Test function

Outlines the procedure for using the test functions for product inspection.

8-6) Function of initial Power ON

Describes the appliance's behavior and self-test sequence upon initial power-up.

8-7) Power failure compensating Function

Explains how the appliance recovers and maintains settings after a power interruption.

8-8) Self-test function

Details the process and indicators for the appliance's self-diagnostic testing.

8-9) Display function of the presently operating parts

Describes how the display shows the status of currently operating components.

8-10) Actual temperature and selected temperature in display function

Explains how actual and set temperatures are displayed under various conditions.

Circuit Descriptions

9-1) Power Circuit

Details the power supply circuit, including voltage regulators and distribution.

9-2) Oscillator

Describes the oscillator circuit responsible for clock generation and timing.

9-3) Reset Circuit

Explains the function of the reset circuit in initializing the appliance's system.

9-4) Door S/W Circuit

Details the circuit for door switches and their interaction with the main control.

9-5) Temperature Sensor

Describes the temperature sensors and their input to the control system.

9-6) Button Scan and Display Circuit

Explains how button inputs are scanned and displayed on the appliance interface.

9-7) Load Operation

Describes how various loads like compressor and heaters are controlled.

9-8) Other Option Functions

Covers adjustable temperature settings and other optional functions via PCB diodes.

Diagnostics

10-1) If power is not ON

Troubleshooting flowchart for when the appliance does not power on.

10-2) If there is a trouble with self-diagnosis

Guides for diagnosing issues indicated by the appliance's self-diagnosis system.

10-3) If the compressor is not working properly

Troubleshooting steps for a compressor that is not operating correctly.

10-4) If cooling fan doesn't work

Diagnostic procedures for when the freezer cooling fan fails to operate.

10-5) If the refrigerator fan doesn't work

Diagnostic procedures for when the refrigerator cooling fan fails to operate.

10-6) If the compressor cooling fan motor doesn't work

Troubleshooting for the compressor cooling fan motor not functioning.

10-7) No defrosting

Troubleshooting steps for the appliance failing to perform the defrost cycle.

10-8) Alarm continuously

Diagnostic steps for resolving continuous alarm or beep issues.

Illustrated Parts Catalog.

11-1) Freezer

Catalog of all parts specific to the freezer compartment with part numbers.

11-2) Refrigerator

Catalog of all parts specific to the refrigerator compartment with part numbers.

11-3) Disassembly of Door

Illustrated parts list for the refrigerator door components.

11-4) Cabinet

Catalog of cabinet parts and external components with part numbers.

Appendix I (Reference for circuit diagnostics)

Ref.1) Wire connector on the cabinet door.

Diagram showing wire connections on the main PCB and cabinet door.

Ref. 2) How to check relay failure

Procedure for checking relay operation and continuity for failure diagnosis.

Ref. 3) Check a load

Methodology for testing various loads like fans and heaters for proper function.

Ref. 4) Check sensors

Instructions on how to measure resistance of temperature and defrost sensors.

Ref. 5) Check Door S/W

Guidance on testing door switches and their signals to the control unit.

Ref. 6) Forced Operation and Forced Defrosting

Explains the use of test buttons for forced compressor and defrost operations.

Ref. 7) Table of temperature sensor according to resistance and voltage conversion.

A table correlating temperature sensor resistance and voltage readings.

Appendix II (Circuit diagram)

Safety Instructions on Service

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