Roberts Gorden 45, 75, 100, 125, 30, 60 service manual User Instructions, Heater Operation

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SECTION 11: USER INSTRUCTIONS

SECTION 11: USER INSTRUCTIONS

WARNING

Explosion Hazard

Installation, service and annual inspection must be done by a contractor qualified in the installation and service of gas-fired heating equipment or your gas supplier.

Turn off gas and electrical supplies before performing service or maintenance.

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

11.1 User Instructions

The UHA[X][S] Series heaters are fully automatic and operate from the external controls fitted on site. The only user control at the heater is the Manual

Reset Limit Switch - See Page 33, Section 11.3.1

11.2 Heater Operation

When the heater has been switched on by the thermostat installed on site, the main burner will automatically turn on.

The burner control box will control the safe ignition of the flame.

All heaters require a constant gas and electricity supply which must not be interrupted during the normal operation of this heater.

11.3Common User Controls 11.3.1 Manual Reset Limit Switch

WARNING

Explosion Hazard

Do not make more than one attempt to restart the heater if manual reset limit switch locks out.

The vent or heat exchanger may be blocked.

The fault must be traced and repaired.

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

On residentially approved models, the limit thermostat is located inside the access door of the heater. See Page 44, Section 14.3. This control protects against excessive heat build-up inside the burner compartment.

Figure 19: Manual Reset Limit Switch

Reset Button

To reset manual reset limit switch, press reset button. NOTE: To reset, the switch must be cool.

Description

Part Number

Manual Reset Limit Switch

90412106

11.4Lighting Instructions 11.4.1 To Turn On Heater

1. Ensure that the electrical and gas supplies to the heater are on. Check that the on site controls are "ON".

IMPORTANT: The thermostat setting must be above the ambient temperature for the heater to operate.

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Contents Blackheat Page Roberts-Gordon LLC Page Table of Figures Page Heater Safety Manpower RequirementsSafety Labels and Their Placement UHA 30 45 Label Placement UHA 60 75 Label Placement UHA 100 125 Label Placement National Standards and Applicable Codes Installer ResponsibilityWall Tag Corrosive ChemicalsClearances to Combustibles Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information Manufactured UnitsGas Supply Electrical SupplyVent National Standards and Applicable Codes High Altitude Major Components 5.1 General Shelf Mounting and SuspensionWall Mounting Suspension Methods Wall Shelf Mounting and Hanging Suspension Vertical Louvers Optional United States Requirements Vent InstallationVenting Changing Vent and Air Intake OrientationHorizontal Venting Standard Vented Heaters Models Uhax 30Separated Combustion Heaters Models Uhaxs 30 Unvented OperationVent Material Vertical VentingLength Requirements Maximum Vent LengthsVent and Roof Detail Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box Vertical Building Ventilation Separated Combustion InstallationUnvented Installation AIR SupplyConnections GAS PipingLow Voltage Thermostat with One Heater WiringPositioning Thermostats Fan ControlLow Voltage Thermostat with Multiple Heaters 30 Low Voltage Thermostat with Multiple Heaters 60 Transformer Internal Wiring DiagramFlame Ladder Wiring DiagramElectrical Connection to the Heater Operation and Maintenance Pressure Regulator Gas Outlet Outlet Pressure Pressure Switch Check Gas RateTurning Off the Heater Instruction to the User Complete Start-UpLighting Instructions 11.4.1 To Turn On Heater User InstructionsUser Instructions Heater OperationSimple Troubleshooting Simple Troubleshooting Burner FaultsTo Turn the Heater Off Servicing Vehicles and Other Maintenance ChecklistVenting and Air Intake Pipe Vicinity of the HeaterHeat Exchanger When installed Wall TagCombustion Air Intake PipeTroubleshooting 13.1 General Conduct start-up procedure as shown on Page 29, Section Troubleshooting For Automatic Ignition Burner SystemsTroubleshooting for Flame Supervision System Troubleshooting for Flue Blower Troubleshooting for Gas ValvesBurner Components Replacement PartsBurner Injectors Burner CompartmentIgnition Electrode and Flame Probe Re-used Louver and Louver SpringsFlue Blower Vertical Installation Ignition Control Axial Fan/Guard/Motor AssemblyFan Removal and Replacement To Replace the Fan AssemblyLimit Switches Removal and Replacement Model Uhaxs Specifications 15.1 Dimension DataTechnical Data Table All Models General Technical Data Table All ModelsLimitations on Authority Representatives Warranty is Void ifRoberts Gordon will not PAY for Roberts-GordonPage Owner Warranty Registration Card Page Page Some objects can catch fire or explode when placed
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60, 30, 45, 125, 100 specifications

Roberts Gordon is a recognized leader in the manufacturing of innovative heating solutions, with a diverse product line including the 100, 125, 75, 45, and 60 series of radiant tube heaters. Each model is designed to meet specific heating needs while emphasizing efficiency, durability, and performance.

The Robert Gordon 100 series is known for its high efficiency and ability to provide consistent warmth in large industrial spaces. It features advanced infrared technology, which heats objects and surfaces directly, resulting in quicker temperature increases and enhanced comfort. This model is equipped with modulating burners that allow for optimal gas usage and can be easily integrated into existing systems.

The 125 series builds upon the efficiency of the 100 model while offering increased heating capacity. Its robust design ensures it can handle the demands of larger applications, such as warehouses and manufacturing facilities. With enhanced control options, users can tailor the heating output to match specific operational requirements, reducing energy consumption.

The 75 series offers a compact solution for smaller commercial spaces, providing a reliable heating source without taking up excessive floor space. Its lightweight design facilitates easy installation, while the modular approach allows for scalability to meet changing heating demands. This series emphasizes sustainability, utilizing advanced combustion technologies that minimize emissions.

For smaller applications, the 45 series stands out with its efficient heating capabilities in confined spaces. This series features simple, yet effective controls, enabling straightforward operation. The robust construction ensures durability, making it well-suited for different commercial environments, including retail settings or small workshops.

Finally, the 60 series combines the best features of the range with energy conservation as a primary focus. Its innovative design incorporates smart technology to monitor energy usage and optimize performance. The heaters are equipped with the latest in safety features, providing peace of mind for users.

Overall, Roberts Gordon’s radiant tube heaters showcase a commitment to high-quality heating solutions that cater to a variety of industrial and commercial applications. With energy efficiency, superior durability, and advanced heating technologies as core characteristics, Roberts Gordon remains a trusted choice for businesses looking to enhance their heating performance.
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