Vulcan-Hart MHB24E, ML-126857, ML-126853, VHX24E5, ML-126852 manual Descaler Cathodic Protector

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VHX SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS

LEFT SIDE VIEW SHOWN

18.Separate union at boiler drain.

19.On models with cooking compartments:

A.Remove the left and right access panels between the cooking compartments and boiler base.

B.Disconnect flexible steam supply line from boiler tee to cooking compartments and remove the line.

C.Disconnect both drain lines from cooking compartments to condenser drain box and remove the lines.

20.On models with steam generator base only, disconnect steam supply line from boiler tee.

21.Loosen conduit nut on field connection box and slide nut down onto conduit.

22.Remove cover from field terminal box and disconnect lead wires from terminal block.

LEFT SIDE VIEW SHOWN

23.Remove main control box and pressure switch control box from boiler base.

24.Remove bolts securing boiler to base frame then slide boiler forward to remove.

25.Remove all plumbing components from boiler and install on replacement boiler.

26.Install replacement boiler but hand tighten mounting bolts only.

27.To complete boiler installation, reverse procedure from main control box and pressure switch control box removal.

28.When all connections to boiler are made, tighten boiler mounting bolts to secure boiler to base frame.

29.Check for proper operation.

DESCALER (Cathodic Protector)

NOTE: The descalers are accessible only through the heating element mounting plate opening in boiler.

1.Remove heating element mounting plate as outlined under HEATING ELEMENT MOUNTING PLATE.

2.Remove the two descalers hanging from the front horizontal support rod.

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F25154 (February 2004)

 

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Contents VHX24E Shown VHX Boiler Base Series High Efficiency Electric SteamerTable of Contents VHX Series Steamers General INSTALLATION, Operation Cleaning IntroductionModel Number of Pans PAN Depth PER Compartment Inches Water Conditioning SpecificationsBoiler Code Descriptions Boiler PressureElectrical ToolsStandard SpecialPressure Switch Control BOX Components Removal and Replacement of PartsMain Control BOX Components Left Side View Shown Water Level Gauge AssemblyHeating Elements Heating Elements Heating Element Mounting PlateRight Side View Shown Boiler AssemblyDescaler Cathodic Protector Removal Cooking Compartment DoorsGasket HandleLatch Assembly Boiler Service Procedures and AdjustmentsWater Level Controls Test Water Level Probe Housing BlowdownMain Water Level Control Auxiliary Low level Cut-Off Control Cycling Pressure Switch Adjustment Boiler Fill and Cold Water Condenser Solenoid Valves High Limit Pressure Switch AdjustmentCold Water Condenser Thermostat Adjustment Heating Element Test Intake Shut-Off Valve Adjustment Steam FlowCooking Compartment Door Latch Adjustment Door Sealing AdjustmentElectrical Operation Reset Switch ManualComponent Function Cold Water CondenserBlowdown/Drain Compartment Pressure SwitchSteam Solenoid Valve Boiler Base Controls Component LocationsBoiler Base Controls Cooking Compartment Controls Low Level Cut-Off & Differential Control Water Level ControlsAuxiliary Low Level Cut-Off Relay Board Layout, Legend & Diagnostic Test PointsSchematic Initial Fill and Preheat Sequence of OperationBoiler Blowdown/drain Water Refill After Initial FillVHX Series Steamer Electrical Operation Schematics Cooking Compartment Controls Wiring Diagrams VHX Series Steamer Electrical Operation Heating Element Circuits Cooking Compartment Controls Symptom Possible Causes TroubleshootingBoiler Base Controls Symptom Possible Causes Symptom Possible Causes Cooking Compartment Controls VHX Series Steamer VHX Series Steamer VHX24E, VHX24E5, MHB24E Condensed Spare Parts ListPart Number Description