Roberts Gorden 150, 200, 350, 400, 250, 300, 225 Heater Installation 6.1 General, Suspension Methods

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UHA STANDARD UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL

SECTION 6: HEATER INSTALLATION 6.1 General

Heaters are designed for installation above 6'

(1.8 m). These heaters must be installed within the heated space. Duct delivery systems are not permitted with axial fan units. When handling or supporting the heater from below, ensure that the weight is taken at the support points.

The gas or electrical supply lines must not be used to support the heater.

Do not locate the gas or electrical supply lines directly over the path of the flue products from the heater.

The heater must be installed in a location that is readily accessible for servicing.

The heater must be installed in accordance with clearances to combustibles as indicated on the wall tag and in this manual.

6.2 Suspension

WARNING

Crush Hazard

Use 3/8" threaded rod minimum.

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

Four suspension points (3/8" nuts) are located on the top of the heater. Drop rods must be 3/8" diameter mild steel minimum.

When handling or supporting the heater from below, ensure that the weight is taken at the support points. For typical suspension, See Page 10, Figure 5.

Figure 5: Suspension Methods

10 of 51

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Contents Combat Page Gamme standard Page Roberts-Gordon LLC Page Table of Figures Page Safety Labels and Their Placement Heater SafetyManpower Requirements California PropositionUHAXS150 175 Label Placement UHAXS200 250 Label Placement UHAXS300 400 Label Placement Installer Responsibility Wall TagNational Standards and Applicable Codes Manufactured Units Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information VentilationInstallation Clearances and Clearances to Combustibles Clearances To CombustiblesNational Standards and Applicable Codes High Altitude Heater Installation 6.1 General Suspension MethodsUnited States Requirements Vent InstallationVenting Canadian RequirementsVertical Venting Standard Vented Heaters Models Uhax 150Horizontal Venting Length RequirementsMaximum Vent Lengths Table Vent MaterialReplacing an Existing Heater in a Venting System Model Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box Vertical Building Ventilation Unvented InstallationAIR Supply Outside Combustion Air SupplyGAS Piping ConnectionsDo not bend flexible gas connector Positioning Thermostats WiringLow Voltage Thermostat with One Heater Fan ControlLow Voltage Thermostat with Multiple Heaters Models UHAXS150 Low Voltage Thermostat with Multiple Heaters Models UHAXS300 Uhaxs Series Internal Wiring Diagram TransformerUhaxs Series Ladder Wiring Diagram FlameElectrical Connection to the Heater Louvers Operation and MaintenanceElectrical Checks Mechanical ChecksBegin Start-Up Before Operating the Heater Automatic Burner Control SequencePressure Switch Check Gas RateTurning Off the Heater External Controls Complete the Start-UpInstruction to the User User Instructions Servicing Annual Fall Start-Up Maintenance ChecklistVenting and Air Intake Pipe Vicinity of the HeaterGas Line and Shut-off When installed Wall TagHeat Exchanger Valves Burner ObservationTroubleshooting General Troubleshooting For Automatic Ignition Burner Systems Conduct start-up procedure as shown on Page 27, SectionTroubleshooting for Flame Supervision System StartTroubleshooting for Gas Valves Troubleshooting for Flue BlowerReplacement Parts Burner ComponentsBurner Compartment Burner InjectorsIgnition Electrode and Flame Probe Louvers and Louver Spring Horizontal Louvers LouversUhaxs Axial Fan/Guard/Motor Assembly Ignition ControlTo Replace the Fan Assembly Specifications 16.1 Dimension Data General Technical Data Table Technical Data TableROBERTS-GORDON LLC will not PAY for Warranty is Void ifROBERTS-GORDON LLC will PAY for Limitations on Authority RepresentativesPage Owner Warranty Registration Card Mail or Fax toPage
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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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