Roberts Gorden 125, 75 Combustion Air Intake, Pipe, Heat Exchanger, Gas Line and Shut-off, Valves

Page 41

 

SECTION 13: SERVICING

 

Combustion Air Intake

Intake pipe and inlet must be intact. Look for obstructions, cracks on the pipe,

Pipe

gaps in the sealed areas or corrosion.

 

The area must be free of dirt and dust.

 

Clean and reinstall as required.

 

See Page 19, Section 8

 

 

Heat Exchanger

Make sure there are no cracks.

 

Make sure there is no sagging, bending or distortion.

 

Clean or replace as required.

 

 

Gas Line and Shut-off

Check for gas leaks.

Valves

See Page 20, Section 9.

 

 

 

Burner Observation

Make sure it is clean and free of cracks or holes.

Window

Clean and replace as required.

 

 

 

Flue Blower Scroll, Wheel

Compressed air or a vacuum cleaner may be used to clean dust and dirt.

and Motor

 

 

 

 

Inshot Burners and

Clear obstructions (even spider webs will cause problems).

Orifices

Carefully remove any dust and debris from the burner.

 

 

 

Direct-Spark Igniter

Replace if there are cracked ceramics, excessive carbon residue, or erosion

 

of the electrode.

 

The electrode gap should be 1/8" (3.2 mm).

 

 

Thermostat

There should be no exposed wire or damage to the device or wiring.

 

See Page 22, Section 10.

 

 

Suspension Points

Make sure the heater is hanging securely.

 

Look for signs of wear on the suspension materials or ceiling.

 

See Page 10, Figure 5.

 

 

Silicone Tubing

Ensure tight, secure fit on all pressure fittings at pressure switch,

 

burner partition, and blower outlet.

 

 

Gas Valve

Verify that cap covering pressure regulator adjustment screw is secure and

 

has not been tampered with.

 

Verify all wiring connections.

 

 

Condensate Drain

Flush drain and clear any obstructions.

(when installed)

 

 

 

 

Ductwork

Consult an indoor air quality professional for proper cleaning procedures.

 

 

Air Circulation Blower

For a complete inspection, refer to the manufacturers installation, operation

 

and service manual.

 

 

Wall Tag

If wall tag is present, make sure it is legible and accurate. Please contact

 

Roberts-Gordon LLC or your ROBERTS GORDON® independent distributor if

 

you need a wall tag. See Page 4, Section 2.1.

 

 

 

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Contents Combat Page Combat Page Roberts-Gordon LLC Page Table of Figures Page Manpower Requirements Heater SafetySafety Labels and Their Placement California PropositionUhdxs 75 Label Placement Combat Wall Tag Installer ResponsibilityCorrosive Chemicals National Standards and Applicable CodesCritical Considerations Clearances to Combustibles National Standards and Applicable Codes High Altitude Temperature Rise and Pressure Drop Ranges Duct Heater Installation 6.1 GeneralAir Flow and Temperature Rise Ranges Minimum Inlet Duct LengthSuspension Methods Wall MountingShelf-Mounting Methods Venting Vent InstallationUnited States Requirements Canadian RequirementsHorizontal Venting Standard Vented Heaters Models Uhdx 75Vertical Venting Length RequirementsReplacing an Existing Heater in a Venting System Maximum Vent LengthsVent Material Model Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box UHVK1 AIR Supply Unvented InstallationBuilding Ventilation Outside Combustion Air SupplyConnections GAS PipingFire Hazard Connect gas supply according to Figure Hold gas nipple securely with pip wrench When attaching flexible gass connectorProduct Damage Hazard Wiring L2 L1 Uhdxs Series Internal Wiring DiagramFlue Blower Transformer GAS Valve Flame Sensor Electrode Uhdxs Series Ladder Wiring DiagramElectrical Connection to the Heater Pre-Start-Up Checks Operation and MaintenanceElectrical Checks Begin Start-Up Before Operating the HeaterEND View Automatic Burner Control SequenceCheck Gas Rate Pressure SwitchTurning Off the Heater External ControlsHeater Operation User InstructionsSimple Troubleshooting Burner Faults Simple TroubleshootingLighting Instructions 12.3.1 To Turn On Heater To Turn Heater OffServicing Vicinity of the Heater Annual Fall Start-upVehicles and Other ObjectsCombustion Air Intake When installed DuctworkPipe Heat ExchangerTroubleshooting Start GeneralConduct start-up procedure as shown on Page 26, 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 Flue Blower Vertical Installation Ignition Control Limit Switches Removal and ReplacementTOP View Specifications 16.1 Dimension DataTechnical Data Table General Technical Data TablePage ROBERTS-GORDON LLC will not PAY for Warranty is Void ifRoberts-Gordon LLC Limitations on Authority RepresentativesPage Mail or Fax to Owner Warranty Registration CardPage
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125, 100, 75 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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