Roberts Gorden 400, 200 Operation and Maintenance, Electrical Checks, Louvers, Mechanical Checks

Page 35

SECTION 11: OPERATION AND MAINTENANCE

SECTION 11: OPERATION AND MAINTENANCE

DANGER

 

WARNING

 

Electrical Shock Hazard

Explosion Hazard

Burn Hazard

Cut/Pinch Hazard

Disconnect electric

Turn off gas supply to

Allow heater to cool

Wear protective gear

heater before service.

before service.

during installation,

before service.

 

 

operation and service.

Heater must be

 

Tubing may still be hot

 

 

connected to a properly

 

after operation.

Edges are sharp.

grounded electrical

 

 

 

source.

 

 

 

Failure to follow these instructions can result in death, electric shock, injury or property damage.

Read this manual carefully before installation, operation, or service of this equipment. All components are accessed via hinged door secured by tooled access. Opening the door exposes live electrical connections and hot components.

11.1.2 Electrical Checks

All pre-start-up checks must be carried out before start-up the heater.

1.Check that all site wiring is connected in accordance with the appropriate wiring diagram on Page 24, Section 10.5.

WARNING

Severe Injury Hazard

Turn off gas and electrical supply before service.

Fan can start automatically at any time.

Failure to follow these instructions can result in severe injury or product damage.

11.1 Pre-Start-Up Checks

All pre-start-up checks must be carried out before lighting the heater.

Ensure that the heater and all controls are suitable for the gas, pressure and electrical supply to which they are to be connected.

11.1.1 Louvers

Where fitted, the air delivery louvers need to be set during start-up to give the required air distribution.

11.1.3 Gas Supply

All aspects of the gas installation including the gas meter must be inspected, tested for gas tightness and purged in accordance with local and national codes.

Ensure that the air is fully purged from the heater inlet pipe up to the main gas valve inlet test nipple.

11.1.4 Mechanical Checks

1.Check that the fan is free to run and delivery louvers are turned to give required air deflection.

2.Check that the flue (and air intake for separated combustion units) is installed in accordance with the instructions in this manual and local regulations. See Page 11, Section 7.

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Contents Combat Page Gamme standard Page Roberts-Gordon LLC Page Table of Figures Page California Proposition Heater SafetyManpower Requirements Safety Labels and Their PlacementUHAXS150 175 Label Placement UHAXS200 250 Label Placement UHAXS300 400 Label Placement National Standards and Applicable Codes Installer ResponsibilityWall Tag Ventilation Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information Manufactured UnitsClearances To Combustibles Installation Clearances and Clearances to CombustiblesNational Standards and Applicable Codes High Altitude Suspension Methods Heater Installation 6.1 GeneralCanadian Requirements Vent InstallationVenting United States RequirementsLength Requirements Standard Vented Heaters Models Uhax 150Horizontal Venting Vertical VentingReplacing an Existing Heater in a Venting System Maximum Vent Lengths TableVent Material Model Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box Vertical Outside Combustion Air Supply Unvented InstallationAIR Supply Building VentilationConnections GAS PipingDo not bend flexible gas connector Fan Control WiringLow Voltage Thermostat with One Heater Positioning ThermostatsLow Voltage Thermostat with Multiple Heaters Models UHAXS150 Low Voltage Thermostat with Multiple Heaters Models UHAXS300 Transformer Uhaxs Series Internal Wiring DiagramFlame Uhaxs Series Ladder Wiring DiagramElectrical Connection to the Heater Mechanical Checks Operation and MaintenanceElectrical Checks LouversAutomatic Burner Control Sequence Begin Start-Up Before Operating the HeaterTurning Off the Heater Pressure SwitchCheck Gas Rate Instruction to the User External ControlsComplete the Start-Up User Instructions Servicing Vicinity of the Heater Maintenance ChecklistVenting and Air Intake Pipe Annual Fall Start-UpValves Burner Observation When installed Wall TagHeat Exchanger Gas Line and Shut-offTroubleshooting General Conduct start-up procedure as shown on Page 27, Section Troubleshooting For Automatic Ignition Burner SystemsStart Troubleshooting for Flame Supervision SystemTroubleshooting for Flue Blower Troubleshooting for Gas ValvesBurner Components Replacement PartsBurner Injectors Burner CompartmentIgnition Electrode and Flame Probe Horizontal Louvers Louvers Louvers and Louver SpringUhaxs Ignition Control Axial Fan/Guard/Motor AssemblyTo Replace the Fan Assembly Specifications 16.1 Dimension Data Technical Data Table General Technical Data TableLimitations on Authority Representatives Warranty is Void ifROBERTS-GORDON LLC will PAY for ROBERTS-GORDON LLC will not PAY forPage Mail or Fax to Owner Warranty Registration CardPage
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175, 225, 300, 250, 400 specifications

Roberts Gorden is a recognized leader in the field of heating solutions, particularly renowned for the development of its innovative radiant heating systems. The lineup of models including the Roberts Gorden 250, 300, 400, 150, and 225 features a blend of advanced technology, exceptional efficiency, and versatile applications that cater to various industrial and commercial needs.

At the core of Roberts Gorden products is their radiant heating technology. Unlike conventional heating systems that warm the air, radiant heaters emit infrared radiation, which directly heats objects and people within a space. This method not only provides a comfortable environment but also reduces energy consumption and minimizes the loss of heat, making it an environmentally friendly choice.

The Roberts Gorden 250 model is specifically designed for smaller spaces, offering compact efficiency without sacrificing power. It features an adjustable output, allowing for tailored heating based on specific requirements. The advanced burner technology ensures optimum combustion efficiency, translating to cost savings on fuel consumption.

Moving on to the Roberts Gorden 300, this unit is well-suited for medium-sized facilities. With enhanced capabilities, the 300 model offers improved heating distribution, making it ideal for warehouses and production floors. The ease of installation and maintenance further enhances its appeal, allowing businesses to focus on their operations rather than on complicated heating systems.

The Roberts Gorden 400 is a powerhouse in the lineup, engineered for larger spaces that demand high-performance heating. Its robust construction and powerful output provide effective warmth even in challenging environments. The unit is equipped with sophisticated controls that promote energy efficiency while maintaining optimum comfort levels.

In the mid-range spectrum, the Roberts Gorden 150 and 225 models cater to businesses needing versatile heating solutions. Both models are designed with user-friendly interfaces and include safety features that comply with industry standards. Their lightweight design allows for easy installation and mobility, making them suitable for temporary or permanent heating applications.

Overall, Roberts Gorden's commitment to innovation and efficiency is evident across its product range. With a focus on sustainability and advanced heating technologies, the Roberts Gorden 250, 300, 400, 150, and 225 models provide reliable heating solutions that meet the diverse preferences of industrial and commercial users. These products are not just about warmth; they are about creating a comfortable and productive environment while minimizing energy costs and environmental impact.
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