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Samsung RB1955SH User Manual

Samsung RB1955SH
62 pages
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RB1955SW
RB1955SH
RB1955VQ
RB2155SW
RB2155SH
RB2155BB
Model:
Bottom-Mounted Freezer
SAMSUNG Home Appliance Service
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Samsung RB1955SH Specifications

General IconGeneral
BrandSamsung
ModelRB1955SH
CategoryRefrigerator
LanguageEnglish

Summary

1. Installation

2. Nomenclature

3. Product Specifications

4. Electrical Part Specifications & Standard

Temperature Control and Defrosting

Details temperature settings for freezer/refrigerator and defrost cycle operation.

Sensor and Heater Specifications

Information on various sensors and heater specifications for the appliance.

Electrical Components

Specifications for components like fuses, capacitors, relays, motors, and lamps.

5. Warranty Information

6. Interior Views and Dimensions

Shelves and Bins

Instructions for removing and disassembling interior shelves and bins.

Refrigerator Dimensions

Provides detailed measurements of the refrigerator in inches for installation.

7. Refrigeration Cycle and Cool Air Circulation

Refrigerant Route

Outlines the path of the refrigerant through the cooling system components.

Cool Air Circulation

Illustrates how cool air is distributed within the refrigerator and freezer compartments.

8. Mechanical Disassembly

Control Panel Removal

Steps to remove and disconnect the control panel.

Light Replacement

Procedures for replacing refrigerator and freezer lamps, including safety.

Evaporator Cover Removal

Steps to remove the evaporator cover in the refrigerator compartment.

Evaporator Cover Removal (Freezer)

Steps to remove the evaporator cover in the freezer compartment.

Evaporator Replacement

Detailed instructions for removing and replacing refrigerator and freezer evaporators.

Machine Compartment & Electric Box Access

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

9. Operation Function

Digital Panel and Controls

Explanation of the digital display and control panel functions.

Temperature Adjustment

Details on how to adjust and control refrigerator and freezer temperatures.

Special Cooling Modes

How to use Power Freeze and Power Cool features for rapid cooling.

Sound Alerts and Defrosting

Information on sound alerts, door alarms, and defrost cycle operation.

Forced Operation and Diagnostics

Instructions for forced operation modes and self-diagnostic tests.

Other Operational Modes

Power failure, exhibition, and fan delay functions.

Component Load Operation Check

Procedure to check component operation status via LED indicators.

10. Circuit Descriptions

Power Supply and Oscillator Circuits

Details power supply, voltage regulation, and oscillator functions.

Reset and Door Sensing Circuits

Explains reset initialization and door switch signal processing.

Temperature Sensing Circuit

Details thermistor-based temperature sensing for different zones.

Key Scan and Load Drive Circuits

Describes input scanning and how relays control major loads.

Option Circuitry

Details circuitry for adjusting temperature and function values via diodes.

11. Diagnostics

Power-On and Sensor Troubleshooting

Flowcharts for power issues and ambient/temperature sensor faults.

Defrost and Compressor Faults

Troubleshooting steps for defrost sensor, compressor, and cooling fan issues.

Cooling Fan and Defrosting Problems

Troubleshooting for cooling fan malfunctions and lack of defrosting.

Alarm, Beep, and Display Issues

Diagnosis for continuous alarms, beeps, and non-illuminating panels.

Button and Lamp Failures

Troubleshooting for unresponsive buttons and refrigerator lamp failures.

12. Illustrated Parts Catalog

Freezer Section Parts

Visual catalog of parts for the freezer compartment.

Refrigerator Section Parts

Visual catalog of parts for the refrigerator compartment.

Door Assembly Parts

Visual guide for parts related to refrigerator door disassembly.

Cabinet Components

Visual catalog of parts associated with the refrigerator cabinet.

13. Safety Instructions on Service

Appendix I: Circuit Diagnostics References

Wire Connector and Relay Checks

Identifying connectors and testing relay failures.

Load, Sensor, and Switch Tests

Procedures for checking loads, sensors, and door switches.

Forced Operation and Temp. Conversion

Using forced modes and temperature conversion tables for diagnostics.

Appendix II: PCB Circuit Diagram

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