Roberts Gorden 75, 100, 125, 45, 30, 60 Fan Removal and Replacement, To Replace the Fan Assembly

Page 54

UHA LOW PROFILE UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL

14.9.1 Fan Removal and Replacement

the mounting hardware.

Removemove the screws

and washers.

Description

Part Number

Quantity

Axial Fan UHA[X][S] 30

12011910

1

Axial Fan UHA[X][S] 45

12011911

1

Axial Fan UHA[X][S] 60

12011920

1

Axial Fan UHA[X][S] 75

12011921

1

Axial Fan UHA[X][S] 100 and UHA[X][S]

12011922

1

125

 

 

14.9.2 To Replace the Fan Assembly

To replace the fan assembly, reverse the procedure shown above.

Check that the fan blades are free to rotate before turning on the power to the fan.

Strictly comply with the color code of the fan wires to ensure correct operation. See Page 26, Section 9.5 wiring diagram.

Use only replacement parts sold and supplied by Roberts-Gordon.

14.10 Limit Switches

14.10.1 Removal and Replacement

1.Remove the electrical connections to the switch.

2.Unscrew the two screws securing the switch.

3.Fit a new switch with two screws.

4.Reconnect the electrical connections and test operation.

48

Image 54
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 Corrosive Chemicals Installer ResponsibilityWall Tag National Standards and Applicable CodesManufactured Units Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information Clearances to CombustiblesGas 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 Changing Vent and Air Intake Orientation Vent InstallationVenting United States RequirementsUnvented Operation Standard Vented Heaters Models Uhax 30Separated Combustion Heaters Models Uhaxs 30 Horizontal VentingMaximum Vent Lengths Vertical VentingLength Requirements Vent MaterialVent and Roof Detail Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box Vertical AIR Supply Separated Combustion InstallationUnvented Installation Building VentilationGAS Piping ConnectionsFan Control WiringPositioning Thermostats Low Voltage Thermostat with One HeaterLow Voltage Thermostat with Multiple Heaters 30 Low Voltage Thermostat with Multiple Heaters 60 Internal Wiring Diagram TransformerLadder Wiring Diagram FlameElectrical Connection to the Heater Operation and Maintenance Pressure Regulator Gas Outlet Outlet Pressure Pressure Switch Check Gas RateTurning Off the Heater Complete Start-Up Instruction to the UserHeater Operation User InstructionsUser Instructions Lighting Instructions 11.4.1 To Turn On HeaterSimple Troubleshooting Simple Troubleshooting Burner FaultsTo Turn the Heater Off Servicing Vicinity of the Heater Maintenance ChecklistVenting and Air Intake Pipe Vehicles and OtherPipe When installed Wall TagCombustion Air Intake Heat ExchangerTroubleshooting 13.1 General Troubleshooting For Automatic Ignition Burner Systems Conduct start-up procedure as shown on Page 29, SectionTroubleshooting for Flame Supervision System Troubleshooting for Gas Valves Troubleshooting for Flue BlowerReplacement Parts Burner ComponentsBurner Compartment Burner InjectorsIgnition Electrode and Flame Probe Louver and Louver Springs Re-usedFlue Blower Vertical Installation Axial Fan/Guard/Motor Assembly Ignition ControlFan Removal and Replacement To Replace the Fan AssemblyLimit Switches Removal and Replacement Specifications 15.1 Dimension Data Model UhaxsGeneral Technical Data Table All Models Technical Data Table All ModelsRoberts-Gordon Warranty is Void ifRoberts Gordon will not PAY for Limitations on Authority RepresentativesPage Owner Warranty Registration Card Page Page Some objects can catch fire or explode when placed
Related manuals
Manual 60 pages 21.77 Kb

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.