Viking VMOC205SS, DMOC205SS Figure O-3. Oven Schematic-Automatic Mix Cooking Condition

Page 14

DMOC205SS

VMOC205SS

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED.

2.MIX COOKING PAD TOUCHED.

3.COOKING TIME PROGRAMMED.

4.“START” PAD TOUCHED.

5.RY2 AND RY3 WILL ALTERNATELY CLOSE. DURING COOK CYCLE.

 

NOISE FILTER

 

FUSE

NOISE SUPPRESSION COIL

0.022µ/AC250V

0.0033µ/AC125V 0.0033µ/AC125V

117V

60Hz

CONV.

MAGNETRON

OVEN

THERMAL

THERMAL

THERMAL

CUT-OUT

CUT-OUT

CUT-OUT

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

 

 

 

 

COM.

 

 

PRIMARY INTERLOCK

 

 

 

 

 

 

A1

A3

A5

 

(RY1)

 

N.O.

 

 

TTM

 

CM

 

 

 

 

 

 

 

(RY1)

 

 

MOTOR

 

MOTOR

 

 

RY4

RY5

RY6

RY1

 

COM.

 

 

 

 

A-7

 

(RY3)

 

 

TURNTABLE

 

CONVECTION

 

 

 

 

 

 

 

 

OL

FM

 

DM

 

 

 

RY2

 

COM.

 

MONITOR SWITCH

OVEN LAMP

FAN MOTOR

DAMPER MOTOR

 

 

 

 

 

 

A-9

 

 

 

 

SECONDARY

(RY2)

 

 

RY3

 

 

INTERLOCK

N.O.

 

CONTROL UNIT

 

 

RERAY

 

 

 

 

(RY2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.O.

ELEMENT

E-1 E-2 E-3 E-4 E-5 E-6

 

F-3

F-2 F-1

(RY3)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DOOR

THER-

DAMPER

 

 

 

HEATIMG

 

THIRD DOOR

 

 

 

SENSING

AH SENSOR

 

 

 

 

 

SWITCH

MISTOR

SWITCH

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

TRANSFORMER

CAPACITOR

0.94µ

H.V. RECTIFIER

MAGNETRON

Figure O-3. Oven Schematic-Automatic Mix Cooking Condition

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED.

2.CONVECTION PAD TOUCHED.

3.DESIRED TEMP. TOUCHED.

4.COOKING TIME PROGRAMMED.

5.“START” PAD TOUCHED.

 

NOISE FILTER

 

FUSE

NOISE SUPPRESSION COIL

0.022µ/AC250V

0.0033µ/AC125V 0.0033µ/AC125V

117V

60Hz

CONV.

MAGNETRON

OVEN

THERMAL

THERMAL

THERMAL

CUT-OUT

CUT-OUT

CUT-OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COM.

 

 

 

 

 

 

 

A1

 

A3

 

A5

(RY1)

 

N.O.

 

TTM

 

CM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(RY1)

 

MOTOR

 

MOTOR

 

 

RY4

 

RY5

RY6

RY1

 

COM.

LAMPOVEN

TURNTABLE

MOTORFAN

CONVECTION

MOTORDAMPER

E-1

E-2

E-3 E-4 E-5

E-6

F-3

F-2 F-1

 

 

 

 

 

A-7

 

 

 

 

 

 

(RY3)

OL

 

FM

 

 

DM

 

 

 

 

RY2

 

COM.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A-9

 

 

 

 

 

SECONDARY

(RY2)

 

 

 

 

 

 

 

RY3

 

INTERLOCK

N.O.

 

 

 

 

 

CONTROL UNIT

 

RERAY

 

 

 

 

 

 

 

 

(RY2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.O.

 

 

 

 

 

 

 

 

 

 

 

 

(RY3)

 

 

 

 

 

DOOR

 

THER-

DAMPER

 

 

 

THIRD DOOR

 

 

 

SENSING

 

AH SENSOR

 

 

 

 

SWITCH

 

MISTOR

SWITCH

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

PRIMARY INTERLOCK SWITCH

HEATIMG ELEMENT

MONITOR SWITCH

POWER TRANSFORMER

CAPACITOR 0.94µ

H.V. RECTIFIER

MAGNETRON

Figure O-4. Oven Schematic-Convection Cooking Condition

12

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Contents
Table of Contents Models DMOC205SS VMOC205SSBefore Servicing DMOC205SS VMOC205SS When the testing is completed Before ServicingRequirements Microwave Measurement Procedure CanadaLeakage test with enclosure installed Leakage test without enclosureMicrowave Measurement Procedure USA Leakage testMicrowave Ovens DMOC205SS VMOC205SS Foreword If provided, Vent Hood, Fan assembly, Cooling Fan MotorViking Range Corporation High MIX. Roast SpecificationDescription Oven Diagram VMOC205SS Description of Operating Sequence Power Level P-0 to P-90 Cooking Operation OFF ConditionSensor Cooking Condition Convection Cooking ConditionAutomatic MIX Cooking Condition Preheating ConditionCompu BROIL/ Compu ROAST/ Compu Bake Fire Sensing Feature Microwave ModeCompu Defrost Cooking Cooking SequenceSchematic Diagram Figure O-1. Oven Schematic-OFF ConditionFigure O-3. Oven Schematic-Automatic Mix Cooking Condition Description and Function of Components Microwave Cooking Troubleshooting GuideDamper OPEN-CLOSE Mechanism Damper OperationTest Procedure ProblemHigh Voltage Capacitor Test Power Transformer TestHigh Voltage Rectifier Test Monitor Switch Test Procedures Letter Component TestPrimary Interlock Switch and Third Door Switch Test Secondary Interlock System TestHeating Element Test Damper Switch TestChecking Temperature in the Convection Mode Thermistor TestTouch Control Panel Assembly Test Noise Filter TestRelay Test Test Procedures Letter Component Test KEY Unit TestWeight 1ST Stage 2ND Stage 3RD Stage 4TH Stage Level Time Compu Defrost TestChecking the initial sensor cooking condition Steps Occurrence Cause or CorrectionAH Sensor Test Water load cooking testTesting Method for AH Sensor AND/OR Control Unit Checking Control UnitThermistor Touch Control Panel AssemblyDescription of LSI LSIIXA103DRConvection motor driving signal Temperature measurement input Oven ThermistorDigit selection signal Cooling fan motor driving signalTOR Key strobe signal Segment data signalsSegment data signal Absolute Humidity Sensor Circuit Structure of Absolute Humidity SensorServicing Outer Case Removal Component Replacement and Adjustment ProcedurePower Transformer Removal Magnetron RemovalDamper Assembly Removal High Voltage Rectifier Assembly RemovalPositive Lock Connector NO-CASE Type Removal High Voltage Capacitor RemovalThermistor Removal Oven Lamp and Lamp Socket RemovalFAN Motor Removal Heating Element RemovalControl Unit and KEY Unit Power Supply Cord ReplacementControl Panel Assembly and Control Unit Removal After adjustment, check the following Door Replacement and AdjustmentAdjustment RemovalAfter adjustment, make sure of the following Door DisassemblyDoor Adjustment Leakage test Leakage Test with Enclosure Installed Microwave Measurement ProcedurePreparation For Testing RequirementFigure S-1. Pictorial Diagram SFigureControl Panel DIP Cabinet Parts Parts ListElectrical Parts Control Panel PartsScrews Nuts and Washers Door PartsMiscellaneous LX-NZ0029YBE0 Oven and Cabinet Parts Control Panel Parts Door Parts Packing and Accessories DMOC205SS VMOC205SS Copyright 2004 by Viking
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