Vulcan-Hart SG4D service manual Table of Contents

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TABLE OF CONTENTS

 

GENERAL

5

Introduction

5

Installation

5

Operation

5

Cleaning

5

Lubrication

5

Specifications

5

Electrical Data

5

Gas Data

5

Tools

5

Standard

5

Special

5

REMOVAL AND REPLACEMENT OF PARTS

6

Component Location

6

Covers and Panels

7

Top Front Cover

7

Bottom Front Cover

7

Control Panel

7

Right Side Panel

7

Control Panel Components

8

Procedure

8

Component Panel Components

9

Procedure

9

Temperature Probe

10

Gas Burners

11

Gas Orifice

12

Gas Solenoid Valve

12

Ignition Control Module

13

Spark Igniter and Flame Sense

13

Blower and Motor

14

Oven Doors and Bearings

15

Roller Latch Assembly

16

Door Catch Assembly

16

Door Window

16

Door Switch

17

High Limit Thermostat

18

Interior Lights

18

Lamp Assembly

18

Cooling Fan

19

Fan Installation Tips

19

SERVICE PROCEDURES AND ADJUSTMENTS

20

Solid State Temperature Controller Test (SG4D/SG6D)

20

Test Steps

20

Solid State Temperature Controller Calibration (SG4D/SG6D)

21

Calibration Steps

21

Calibration Tips

21

Temperature Probe Test (SG4D/SG6D)

22

Test Steps

22

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Contents SG4 & SG6 Series Full Size GAS Convection Ovens VULCAN-HART Table of Contents Table of Contents General Component Location Removal and Replacement of PartsRight Side Panel Covers and PanelsTop Front Cover Bottom Front CoverSG4D/SG6D SG4C/SG6C Control Panel ComponentsComponent Panel Components SG4C/SG6C Temperature Probe Shown Temperature ProbeGAS Burners GAS Solenoid Valve GAS OrificeSpark Igniter and Flame Sense Ignition Control ModuleBlower and Motor Oven Doors and Bearings Roller Latch Assembly Independent Doors Door Catch Roller Assembly Independent DoorsDoor Window Door Switch Lamp Assembly High Limit ThermostatInterior Lights Cooling FAN Fan Installation TipsService Procedures and Adjustments Solid State Temperature Controller Test SG4D/SG6DTest Steps Calibration Steps Solid State Temperature Control Calibration SG4D/SG6DTemp F Ohms Temperature Probe Test SG4D/SG6DOperation Setup Mode Computer Controller SG4C/SG6CProbe Test Solid State Relay Test Computer Control Calibration SG4C/SG6CGAS Pressure Adjustment Verification of Spark AT Ignitor Door Switch AdjustmentFlame Current Measurement Blower AdjustmentDoor Strike Adjustment Independent Doors Door AdjustmentDoor Catch Roller Adjustment Component Description Electrical OperationPlug, Socket and Components SG4D/SG6D Front ViewControl Panel Component Panel Front ViewPlug, Socket and Components SG4C/SG6C SG4D/SG6D with Solid State Temperature Controller Sequence of OperationsCook Cycle Cool Down Cycle Solid State Temperature Controller Timer CycleNormal Cook Cycle SG4C/SG6C with Computer ControllerPage Roast and Hold Cycle Temperature and Time Cycle Normal CookingWiring Diagrams 426574 Rev. C Thermostat SchematicsGAS Convection Oven SG4 with Watlow 734 Control Symptoms Possible Causes TroubleshootingSymptoms Possible Causes Computer Control Models only Symptom Possible CausesError Codes Probable Cause Solution Problem