Subzero WOLF ICB WS Series - User Manual

General Information 2
Installation Information 6
Controls & Operation 14
Sealed System 34
Air Flow & Fan Blade Spacing 39
Component Access & Removal 40
Troubleshooting Guide 58
Technical Data 71
Wiring Diagrams 72
subzero.com 800.222.7820
ICB WS Series
Service Manual

Summary

General Information

IMPORTANT SAFETY INFORMATION

Critical safety warnings and precautions for handling the appliance.

Installation Information

Finished Rough Opening Specifications

Anti-Tip Bracket Installation

Flush Inset Installation Procedure

Electrical Requirements

Leveling the Unit

Door Adjustments

Anchoring the Unit

Electronic Control System

WINE STORAGE CONTROL BOARD LAYOUT AND SUMMARY TABLE

Adjusting Set-Points (Temperature Adjustments)

Lighting System ON;OFF

Temperature Alarm ON;OFF

FUNCTION OF THE WINE STORAGE ELECTRONIC CONTROL SYSTEM

Display Average Compartment Temperatures

Control Compressor, Condenser Fan, Dual Refrigerant Valve and Evaporator Fan Motors

Monitor and Control Off-cycle Defrost

POSSIBLE WINE STORAGE ERROR;FAULT INDICATORS

Warm Temperature Alarm

Cold Temperature Alarm

Thermistor Malfunction Error;Fault Indicators

WINE STORAGE TROUBLESHOOTING INPUT OPERATIONS

Diagnostic Mode

Diagnostic Mode Alerts

Manual Valve Activation Mode

Temperature Log Recall Mode

Temperature Log Event Alerts

Sealed System Information

HFC-134 a REFRIGERANT SERVICE INFORMATION

General rules for working with HFC-134a refrigerant.

WINE STORAGE SEALED SYSTEM REPAIR PROCEDURES

Troubleshooting steps for sealed system issues.

WINE STORAGE SEALED SYSTEM

Evaporator(s)

REFRIGERANT FLOW DIAGRAMS

Airflow; Fan Blade Spacing

AIRFLOW; EVAPORATOR FAN-BLADE SPACING

Component Access;Removal

WARNINGS and CAUTIONS

Safety warnings and precautions for component handling.

Model ICBWS-30 Exterior Cosmetic; Mechanical Components

Top Door Hinge Assembly

Door Assembly

Bottom Cabinet Hinge Assembly

Model ICBWS-30 Interior Cosmetic; Mechanical Components

Upper Evaporator Fan Assembly

Upper Evaporator Thermistor

Upper Compartment Thermistor

Lower Evaporator Fan Assembly

Lower Evaporator Thermistor

Lower Compartment Thermistor

Electronic Control Board

Control Panel Assembly

Model ICBWS-30 Compressor Area Mechanical Components

Refrigerant Solenoid Valve Removal

Model ICBWS-30 Sealed System Components

Refrigerant Valve Assembly (Includes Filter-Drier)

Compressor

Condenser

Evaporator

Heat Exchanger

Troubleshooting Guides

Temperature Problem Diagnostic Worksheet

Guide for diagnosing temperature issues.

Wine Storage Error Code Troubleshooting Guide Instructions

How to use error code guides.

TEMPERATURE PROBLEM DIAGNOSTIC WORKSHEET

Wine Storage Error Code Troubleshooting Guide Instructions

Wine Storage Error Code Troubleshooting Guide

General Troubleshooting Guide

SEALED SYSTEM DIAGNOSTIC INFORMATION

WINE STORAGE MEMBRANE SWITCH; RIBBON CABLE TEST PROCEDURE

FAN RELAY CONTINUITY TESTS

Technical Data

Wire Diagrams & Schematics

WIRING DIAGRAM

WIRING SCHEMATIC

Subzero WOLF ICB WS Series Specifications

General

Finish	Stainless steel
Lighting	LED
Temperature Zones	Dual Zone
Door Style	Glass door
Installation Type	Built-in or Freestanding
Temperature Range	40°F (4°C) to 65°F (18°C)
Shelves	Adjustable
Refrigerant	R600a
Voltage	115V