Viking service manual Models DMOC205SS VMOC205SS, Table of Contents

Page 1

DMOC205SS

VMOC205SS

SERVICE MANUAL

S14M227DMO205

MICROWAVE OVEN

MODELS DMOC205SS

VMOC205SS

(VMOC205SS model shown)

In the interest of user-safety the oven should be restored to its original condition and only parts identical to those specified should be used.

WARNING TO SERVICE PERSONNEL: Microwave ovens contain circuitry capable of producing very high voltage and current. Contact with the following parts may result in a severe, possibly fatal, electrical shock. (Inverter unit that includes High Voltage Capacitor, High Voltage Power Transformer, High Voltage Rectifier and Heat sink etc., and Magnetron, High Voltage Harness etc..)

TABLE OF CONTENTS

 

 

Page

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO

 

AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY

INSIDE FRONT COVER

BEFORE SERVICING

INSIDE FRONT COVER

WARNING TO SERVICE PERSONNEL

2

MICROWAVE MEASUREMENT PROCEDURE (Canada)

3

MICROWAVE MEASUREMENT PROCEDURE (USA)

4

FOREWORD AND WARNING

5

PRODUCT SPECIFICATIONS

6

GENERAL INFORMATION

6

OPERATION

8

TROUBLESHOOTING GUIDE

14

TEST PROCEDURE

16

TOUCH CONTROL PANEL ASSEMBLY

23

COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE

29

PICTORIAL DIAGRAM

36

POWER UNIT CIRCUIT

37

PRINTED WIRING BOARD

38

PARTS LIST

39

PACKING AND ACCESSORIES

44

Range Corporation

111 Front St., Greenwood, MS 38930

Tel: (888) 845-4641

This document has been published to be used for after sales service only.

The contents are subject to change without notice.

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Contents Models DMOC205SS VMOC205SS Table of ContentsBefore Servicing DMOC205SS VMOC205SS Before Servicing When the testing is completedLeakage test with enclosure installed Microwave Measurement Procedure CanadaRequirements Leakage test without enclosureLeakage test Microwave Measurement Procedure USAViking Range Corporation If provided, Vent Hood, Fan assembly, Cooling Fan MotorMicrowave Ovens DMOC205SS VMOC205SS Foreword Description SpecificationHigh MIX. Roast VMOC205SS Oven DiagramOperation Power Level P-0 to P-90 CookingDescription of Operating Sequence OFF ConditionAutomatic MIX Cooking Condition Convection Cooking ConditionSensor Cooking Condition Preheating ConditionCompu Defrost Cooking Fire Sensing Feature Microwave ModeCompu BROIL/ Compu ROAST/ Compu Bake Cooking SequenceFigure O-1. Oven Schematic-OFF Condition Schematic DiagramFigure O-3. Oven Schematic-Automatic Mix Cooking Condition Description and Function of Components Damper OPEN-CLOSE Mechanism Troubleshooting GuideMicrowave Cooking Damper OperationProblem Test ProcedureHigh Voltage Rectifier Test Power Transformer TestHigh Voltage Capacitor Test Primary Interlock Switch and Third Door Switch Test Test Procedures Letter Component TestMonitor Switch Secondary Interlock System TestChecking Temperature in the Convection Mode Damper Switch TestHeating Element Test Thermistor TestNoise Filter Test Touch Control Panel Assembly TestWeight 1ST Stage 2ND Stage 3RD Stage 4TH Stage Level Time Test Procedures Letter Component Test KEY Unit TestRelay Test Compu Defrost TestAH Sensor Test Steps Occurrence Cause or CorrectionChecking the initial sensor cooking condition Water load cooking testChecking Control Unit Testing Method for AH Sensor AND/OR Control UnitDescription of LSI Touch Control Panel AssemblyThermistor LSIIXA103DRDigit selection signal Temperature measurement input Oven ThermistorConvection motor driving signal Cooling fan motor driving signalTOR Segment data signal Segment data signalsKey strobe signal Structure of Absolute Humidity Sensor Absolute Humidity Sensor CircuitServicing Power Transformer Removal Component Replacement and Adjustment ProcedureOuter Case Removal Magnetron RemovalPositive Lock Connector NO-CASE Type Removal High Voltage Rectifier Assembly RemovalDamper Assembly Removal High Voltage Capacitor RemovalFAN Motor Removal Oven Lamp and Lamp Socket RemovalThermistor Removal Heating Element RemovalControl Panel Assembly and Control Unit Removal Power Supply Cord ReplacementControl Unit and KEY Unit Adjustment Door Replacement and AdjustmentAfter adjustment, check the following RemovalDoor Adjustment Door DisassemblyAfter adjustment, make sure of the following Preparation For Testing Microwave Measurement ProcedureLeakage test Leakage Test with Enclosure Installed RequirementFigure S-1. Pictorial Diagram SFigureControl Panel DIP Electrical Parts Parts ListCabinet Parts Control Panel PartsMiscellaneous Door PartsScrews Nuts and Washers LX-NZ0029YBE0 Oven and Cabinet Parts Control Panel Parts Door Parts Packing and Accessories DMOC205SS VMOC205SS Copyright 2004 by Viking

VMOC205SS, DMOC205SS specifications

The Viking DMOC205SS and VMOC205SS are two state-of-the-art microwave ovens that redefine cooking convenience and efficiency. Designed for modern kitchens, these appliances come equipped with a range of features and technologies that enhance their usability and performance.

One of the most notable aspects of the Viking DMOC205SS and VMOC205SS is their powerful cooking capabilities. Both models utilize an advanced cooking system that ensures even heat distribution, resulting in perfectly cooked meals every time. With a robust wattage of up to 1,200 watts, these microwaves can quickly and efficiently prepare a wide variety of dishes.

The DMOC205SS features a spacious interior, offering 2.1 cubic feet of cooking space, making it ideal for larger families or those who frequently entertain guests. The VMOC205SS variant also shares a similar capacity but comes with additional features tailored for versatility. The interior design of both models includes a stainless steel finish that not only enhances durability but also adds a touch of elegance to any kitchen.

Functionality is at the forefront of the Viking DMOC205SS and VMOC205SS. Both models are equipped with multiple cooking modes, including microwave, convection, and grilling options. This multi-functional capability allows users to seamlessly switch between cooking methods, ensuring optimal results for various recipes. The intuitive control panel features easy-to-read buttons and a digital display, making it user-friendly for all cooking levels.

In terms of technology, these Viking microwaves incorporate sensor cooking, which automatically detects the moisture and temperature of food, adjusting cooking times accordingly. This feature not only prevents overcooking but also ensures consistently delicious results. The models also come with pre-programmed cooking settings for popular dishes, making meal preparation simpler and quicker.

Energy efficiency is another critical aspect of the Viking DMOC205SS and VMOC205SS. Both models are designed to minimize energy consumption while maximizing performance, which is beneficial for both the environment and the homeowner’s energy bills.

Safety features are embedded within the design of these microwaves. They include a child lock function to prevent accidental use, as well as a timer that ensures food is cooked for the precise amount of time needed.

In summary, the Viking DMOC205SS and VMOC205SS are exceptional microwave ovens that combine advanced technology, practical features, and stylish design. Their powerful cooking capabilities, user-friendly controls, and energy-efficient operation make them a perfect addition to any modern kitchen. These appliances empower users to explore a wide range of cooking possibilities, bringing convenience and quality to meal preparation.