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EdgeStar CWB8420DZ User Manual

EdgeStar CWB8420DZ
57 pages
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EdgeStar, 8606 Wall St, Suite 1800, Austin, TX 78754
support.edgestar.com • service@edgestar.com • edgestar.com
*Warranty service should be performed by an authorized service representative only.
SERVICE MANUAL
CWB1760FD
CWB8420DZ
EdgeStar 24 Inch Built-In
Wine and Beverage Cooler
with French Doors
EdgeStar 24 Inch Built-In Wine
and Beverage Cooler
Document Type: Service Manual
Version: V1.0 04102018
CAUTION: READ ALL SAFETY PRECAUTIONS IN THIS
MANUAL BEFORE SERVICING THE UNIT

Table of Contents

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EdgeStar CWB8420DZ Specifications

General IconGeneral
BrandEdgeStar
ModelCWB8420DZ
TypeWine Cooler
Dual ZoneYes
Control TypeDigital
Shelf MaterialWood
Door StyleGlass
Locking DoorYes
Door MaterialGlass
Energy SourceElectric
Voltage115V
RefrigerantR134A
Cooling SystemCompressor

Summary

Safety and Handling

General Safety Instructions

Essential safety guidelines for appliance operation and maintenance.

R600a Refrigerant Safety

Specific precautions for handling R600a refrigerant to prevent fire or explosion hazards.

Refrigeration System Overview

Refrigerant Leak Detection

Methods and precautions for identifying leaks in the sealed refrigeration system.

Electronic Controls and Schematics

Service and Repair Procedures

Replacing Control and Power PCBs

Procedures for replacing the main electronic control and power boards.

Troubleshooting and Diagnostics

General Troubleshooting Guide

Table of common problems, causes, and solutions for appliance issues.

Diagnostic Guide by Symptom

A guide to diagnose issues based on observed symptoms and component checks.

Troubleshooting the Refrigerant System

Steps to diagnose and resolve problems related to the refrigerant circuit.

Detailed Component Diagnosis

In-depth testing procedures for PCBs, fans, sensors, and other components.

Understanding Error Codes

Explanation of displayed error codes and troubleshooting steps for each.

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