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Electric Steamer
Vulcan-Hart
ML-126852 Vhx Series Steamer - Electrical Operation, Page 39 of, F25154 February
Models:
ML-126852
MHB24E
VHX24E5
ML-126853
ML-126857
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Troubleshooting
Specification
Install
Parts list
Schematic
Removal And Replacement Of Parts
Symptom
Reset Switch Manual
Layout, Legend & Diagnostic Test Points
Water Level Gauge Assembly
Page 39
Image 39
VHX SERIES STEAMER - ELECTRICAL OPERATION
Page 39 of 48
F25154 (February 2004)
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Contents
VHX24E ML-126852 VHX24E5 ML-126853
VHX BOILER BASE SERIES HIGH EFFICIENCY
ELECTRIC STEAMER
VHX24E SHOWN NOTICE
TABLE OF CONTENTS
F25154 February
VHX SERIES STEAMERS
VULCAN
Page 3 of
Steam Cooking
INSTALLATION, OPERATION AND CLEANING
GENERAL
INTRODUCTION
Boiler Pressure
SPECIFICATIONS
WATER CONDITIONING
Boiler Code Descriptions
Special
TOOLS
Electrical
Standard
PRESSURE SWITCH CONTROL BOX COMPONENTS
REMOVAL AND REPLACEMENT OF PARTS
MAIN CONTROL BOX COMPONENTS
LEFT SIDE VIEW SHOWN
WATER LEVEL GAUGE ASSEMBLY
HEATING ELEMENTS
HEATING ELEMENT MOUNTING PLATE
BOILER ASSEMBLY
RIGHT SIDE VIEW SHOWN
LEFT SIDE VIEW SHOWN
DESCALER Cathodic Protector
LEFT SIDE VIEW SHOWN
LEFT SIDE VIEW SHOWN
Handle
COOKING COMPARTMENT DOORS
Removal
Gasket
Latch Assembly
Inspection
SERVICE PROCEDURES AND ADJUSTMENTS
Clean-Out
BOILER
WATER LEVEL PROBE HOUSING BLOWDOWN
WATER LEVEL CONTROLS TEST
Main Water Level Control
Auxiliary Low level Cut-OffControl
CYCLING PRESSURE SWITCH ADJUSTMENT
HIGH LIMIT PRESSURE SWITCH ADJUSTMENT
COLD WATER CONDENSER THERMOSTAT ADJUSTMENT
Intake Shut-OffValve Adjustment Steam Flow
HEATING ELEMENT TEST
COOKING COMPARTMENT
Door Latch Adjustment
Door Sealing Adjustment
ELECTRICAL OPERATION
Reset Switch Manual
Cycling Pressure Switch
High Limit Pressure Switch
Steam Solenoid Valve
Compartment Pressure Switch
COOKING COMPARTMENT CONTROLS
Blowdown/Drain
Boiler Base Controls
COMPONENT LOCATIONS
F25154 February
Boiler Base Controls Continued
VHX SERIES STEAMER - ELECTRICAL OPERATION
Page 27 of
Page 28 of
Cooking Compartment Controls
VHX SERIES STEAMER - ELECTRICAL OPERATION
F25154 February
Low Level Cut-Off& Differential Control
WATER LEVEL CONTROLS
Auxiliary Low Level Cut-Off
RELAY BOARD
Layout, Legend & Diagnostic Test Points
Page 32 of
Schematic
VHX SERIES STEAMER - ELECTRICAL OPERATION
F25154 February
Initial Fill and Preheat
SEQUENCE OF OPERATION
Boiler Blowdown/drain
Water Refill After Initial Fill
VHX SERIES STEAMER - ELECTRICAL OPERATION
4.Time expires on timer
5.Timer manually turned off A.Contacts 1/4 open
B.Alarm Buzzer de-energizedand stops buzzing
F25154 February
SCHEMATICS
VHX SERIES STEAMER - ELECTRICAL OPERATION
Boiler Base Controls
F25154 February
VHX SERIES STEAMER - ELECTRICAL OPERATION
Cooking Compartment Controls
Page 37 of
F25154 February
WIRING DIAGRAMS
VHX SERIES STEAMER - ELECTRICAL OPERATION
Boiler Base Controls
VHX SERIES STEAMER - ELECTRICAL OPERATION
Page 39 of
F25154 February
Page 40 of
Heating Element Circuits
VHX SERIES STEAMER - ELECTRICAL OPERATION
F25154 February
F25154 February
VHX SERIES STEAMER - ELECTRICAL OPERATION
Cooking Compartment Controls
Page 41 of
POSSIBLE CAUSES
TROUBLESHOOTING
SYMPTOM
BOILER BASE CONTROLS
VHX SERIES STEAMER - TROUBLESHOOTING
SYMPTOM
POSSIBLE CAUSES
VHX SERIES STEAMER - TROUBLESHOOTING
SYMPTOM
POSSIBLE CAUSES
COOKING COMPARTMENT CONTROLS
SYMPTOM
POSSIBLE CAUSES
VHX SERIES STEAMER
F25154 February
Page 46 of
VHX SERIES STEAMER
Page 47 of
F25154 February
DESCRIPTION
CONDENSED SPARE PARTS LIST
VHX24E, VHX24E5, MHB24E
PART NUMBER
