Wolf WKGX 126623, WKGDX 126624 service manual WKG Series Full Size GAS Convection Ovens

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SERVICE MANUAL

WKG SERIES

FULL SIZE

GAS CONVECTION OVENS

MODEL ML

WKG 126620

WKGD 126621

WKGC 126622

WKGX 126623

WKGDX 126624

WKGCX 126625

WKGD2 WITH ROAST & HOLD

SHOWN

- NOTICE -

This Manual is prepared for the use of trained Wolf Range Service Technicians and should not be used by those not properly qualified. If you have attended a Wolf Range Service School for this product, you may be qualified to perform all the procedures described in this manual.

This manual is not intended to be all encompassing. If you have not attended a Wolf Range Service School for this product, you should read, in its entirety, the repair procedure you wish to perform to determine if you have the necessary tools, instruments and skills required to perform the procedure. Procedures for which you do not have the necessary tools, instruments and skills should be performed by a trained Vulcan Service Technician.

Reproduction or other use of this Manual, without the express written consent of Wolf Range, is prohibited.

For additional information on Wolf Range or to locate an authorized parts and service provider in your area, visit our website at www.wolfrange.com.

WOLF RANGE

DIVISION OF ITW FOOD EQUIPMENT GROUP, LLCLOUISVILLE, KY 40201-0696 F32700 (February 2006)

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Contents WKG Series Full Size GAS Convection Ovens Table of Contents Computer Control Models Only Specifications Installation Operation Cleaning LubricationIntroduction ToolsTop Front Cover Covers and PanelsBottom Front Cover Control PanelControl Panel Components Removable Components ProcedureComponent Panel Components GAS Burner Temperature Probe WKGD/WKGDXGAS Solenoid Valve GAS OrificeSpark Igniter Flame Sense Ignition Control ModuleBlower and Motor Oven Doors and Bearings Independent Doors Oven Doors Simultaneous Doors Assembly RemovalDisassembly Door Catch Ball Assembly Independent DoorsDoor Window Door Switch Interior Lights High Limit ThermostatLamp Cooling FAN Lamp AssemblySolid State Temperature Control Calibration WKGD/WKGDX Service Procedures and AdjustmentsMechanical Thermostat Calibration WKG/WKGX Solid State TemperatureTemperature Probe Test WKGD/WKGDX Temperature Probe Test WKGD/WKGDXTemp F Ohms GAS Pressure AdjustmentVerification of Spark AT Ignitor Door Switch AdjustmentBlower Adjustment Door Catch Ball Adjustment Independent Doors Door AdjustmentIntroduction ProcedureComputer Control WKGC/WKGCX Operation Setup ModeProbe Test Computer Control Calibration WKGC/WKGCXSolid State Relay Test Door Switch Function Switch S3Component Function Blower Motor Solid State Temperature ControlMotor Speed Relay R1 Computer ControlMechanical Temperature Control Temperature ProbeComponent Location Gas Valve Dual SolenoidWKG/WKGX Plug, Socket and Components Standard Controls WKGD/WKGDX Plug, Socket and Components Standard Controls Full Size GAS Convection Ovens Electrical Operation WKGC/WKGCX Plug, Socket and Components Roast & Hold Standard WKG, Wkgx With Roast & Hold Option Mechanical KX Thermostat Sequence of OperationNormal Roast Cycle Roast and Hold Cycle Timer Cycle Normal Roast CookingFull Size GAS Convection Ovens Electrical Operation Timer Cycle Roast & Hold Cooking WKGD, Wkgdx With Roast & Hold Option Solid State Temperature ControlTimer Cycle Normal Roast Cooking Roast and Hold Cycle Timer Cycle Roast & Hold Cooking Oven Cool Cycle Solid State Temperature Control Roast Cycle Normal Cooking Roast & Hold Standard on Computer ModelFull Size GAS Convection Ovens Electrical Operation Oven Cool Cycle Computer Control Model Temperature and Time Cycle CookingWKG, Wkgx Mechanical KX Controls SchematicsWKG, Wkgx Mechanical KX Controls, Roast & Hold Option WKGD, Wkgdx Solid State Temperature Control Full Size GAS Convection Ovens Electrical Operation WKGC, Wkgcx Computer Control Roast & Hold Standard Wiring Diagrams Full Size GAS Convection Ovens Electrical Operation WKG, Wkgx Mechanical KX Controls, Roast & Hold Option Full Size GAS Convection Ovens Electrical Operation WKGD, Wkgdx Solid State Temperature Control Full Size GAS Convection Ovens Electrical Operation Full Size GAS Convection Ovens Electrical Operation Full Size GAS Convection Ovens Electrical Operation WKGC, Wkgcx Computer Control Roast & Hold Standard Full Size GAS Convection Ovens Electrical Operation ALL Models TroubleshootingComputer Control Models only Error CodesDescription Condensed Spare Parts List