Vulcan-Hart SG4D service manual Oven Doors and Bearings

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FRONT VIEW OF MOTOR

FROM INSIDE OVEN CAVITY

MOTOR ROTATES CLOCKWISE

PL-56051

12.Slide blower onto motor shaft until hub is flush with end of shaft, then tighten setscrews.

13.Adjust motor position until blower is parallel to motor mounting plate as outlined in Blower Adjustment under Service Procedures and Adjustments.

14.Position motor mounting plate on the rear wall and secure with nuts and washers.

15.Replace the baffle panel and snorkel.

16.Replace the air baffle on the rear wall at the lower right hand corner.

17.Remove cardboard from the bottom of the oven cavity.

18.Install racks.

19.Check oven for proper operation.

OVEN DOORS AND BEARINGS

Disconnect the electrical power to the machine and follow lockout / tagout procedures.

1.Remove the top front cover and bottom front cover as outlined under Covers and Panels.

2.Remove the door switch lever.

3.Remove the lower door seal strip to expose the mounting screws of the door assembly.

4.Remove the two lower sill bolts by the lower door shaft and the four countersunk screws from the lower sill.

A.The door assembly is heavy and will drop down once the last screw is removed. If removing the door assembly without assistance, the ignition cable, flame sense lead and gas manifold should also be removed to avoid damage to these components.

5.Tilt the top of the door slightly forward and lift the door up until the bottom of the door shaft clears the opening in the sill.

6.Lay the door flat to prevent damage.

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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