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Viking VDB325 User Manual

Viking VDB325
59 pages
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Preferred Service
SMK-0003
January, 2011
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Service
Manual
This Base Manual covers general and
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limited to the following models:
VDB325
VDB450
(From 5/26/2010)
Built-In
Dishwasher

Table of Contents

Questions and Answers:

Viking VDB325 Specifications

General IconGeneral
TypeBuilt-In
Number of Racks2
Wash Cycles6
Capacity14 place settings
Energy Star CertifiedYes
Number of Programs6
Noise Level45 dB
Control TypeElectronic

Summary

Viking Service Manual Overview

Built-In Dishwasher Models

Covers general and specific information for Viking Built-In Dishwasher models VDB325 and VDB450.

Important Information

Safety Information and Alerts

Provides crucial safety messages and alerts to prevent potential risks of fire, electric shock, and injury.

Warranty Service Procedures

General Warnings - Water and Electrical

Water Supply and Electrical Connection Safety

Provides warnings on water supply connections, electrical safety, and proper grounding for safe dishwasher operation.

General Warnings - Hazard Types

Electrical Shock, Weight, and Tip-Over Hazards

Highlights electrical shock, excessive weight, and tip-over hazards, with essential safety precautions.

Service Diagnostics - VDB325

Entering Diagnostic Mode for VDB325

Provides step-by-step instructions to activate the diagnostic test mode for the Viking VDB325 dishwasher.

Service Diagnostics - VDB450

Entering Diagnostic Mode for VDB450

Provides step-by-step instructions to activate the diagnostic test mode for the Viking VDB450 dishwasher.

Troubleshooting - Fail Codes Part 1

Dishwasher Error Codes and Causes Analysis

Lists common error codes, their probable causes, and recommended actions for troubleshooting dishwasher issues.

Troubleshooting - Fail Codes Part 2

Continued Error Code Analysis and Actions

Continues the list of fail codes, causes, and troubleshooting actions for various dishwasher components.

Troubleshooting - Fail Codes Part 3

Advanced Fail Code Scenarios

Further details fail codes for dispenser, inlet valve, vent, blower, and heater errors, including AC power loss.

Control Board Identification

Control Board Diagnostics

Control Board Test Point Measurements

Details test points on the control board for diagnosing components, with typical resistance and voltage readings.

Component Diagnosis - Door and Dispenser

Door Switch and Detergent Dispenser Diagnosis

Explains diagnosing the door switch and detergent dispenser via control board connectors and voltage checks.

Component Diagnosis - Vent and Motor

Door Vent and Circulation Motor Diagnosis

Details diagnosing the door vent (450 model) and circulation motor, including voltage checks and connector locations.

Component Diagnosis - Water Valves

Fill Valve and Drain Motor Diagnosis

Covers diagnosing the fill valve and drain motor, including voltage, resistance, and disassembly.

Component Diagnosis - Water Flow

Wash Diverter and Moisture Sensor Diagnosis

Explains diagnosing the wash diverter and moisture sensor via resistance checks and component locations.

Component Diagnosis - Sensors and Heater

Pressure Sensor, Water Heater, and UI Diagnosis

Details diagnosing pressure sensor, water heater, and user interface, including voltage and resistance checks.

Component Diagnosis - Drying System

Dryer Motor and Heater Diagnosis (450 Model)

Covers diagnosing the dryer motor and dryer heater (450 model) via voltage checks and connector locations.

Door Disassembly Procedures

Base Unit Components - VDB325

Base Unit Components - VDB450

Component Disassembly - Water Removal

Component Disassembly - Water Flow Control

Component Disassembly - Water Heating

Component Disassembly - Sensors and Valves

Control Board Removal

Main Control Board Disassembly Steps

Details removing the main control board, emphasizing caution for electronic circuits and static discharge.

Electronic Component Removal

Dryer Assembly Removal

Dryer Assembly Disassembly - VDB450

Dryer Motor and Heater Details

Water Level Sensor Procedures

Troubleshooting Guide

Common Dishwasher Problems and Solutions

Lists common problems, probable causes, and suggested corrections for dishwasher diagnosis and repair.

Wiring Diagrams

Wiring Schematics - Motor Controller

Wiring Schematics - Control Board

Wiring Schematics - Specifications

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