Roberts Gorden UHD[X][S][R] 125, UHD[X][S][R] 75 specs

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Roberts Gorden UHD[X][S][R] 125, UHD[X][S][R] 75 service manual

Contents

Combat Page Roberts-Gordon LLC Page Table of Figures Page Manpower Requirements Heater Safety Corrosive Chemicals Installer ResponsibilityNational Standards and Applicable Codes Wall Tag Critical Considerations 3.1 Basic Information Minimum Required Installation ClearancesManufactured Units Clearances to Combustibles Electrical Supply VentilationGas Supply Vent National Standards and Applicable Codes High Altitude Temperature Rise and Pressure Drop Ranges Duct Heater Installation 5.1 GeneralAir Flow and Temperature Rise Ranges Minimum Inlet Duct Length Wall Mounting Shelf Mounting and Suspension Shelf-Mounting Methods Venting Vent InstallationChanging Vent and Air Intake Orientation United States Requirements Separated Combustion Heaters Models Uhdxsr 75 Standard Vented Heaters Models Uhdxr 75Unvented Operation Horizontal Venting Replacing an Existing Heater in a Venting System Maximum Vent LengthsVent Material Vent and Roof Detail Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box UHVK1 Unvented Installation Separated Combustion InstallationAIR Supply Building Ventilation Connections GAS Piping Positioning Thermostats WiringLow Voltage Thermostat with One Heater L2 L1 Internal Wiring Diagram Flue Blower Transformer GAS Valve Flame Sensor Electrode Ladder Wiring Diagram Electrical Connection to the Heater Begin Start-Up Before Operating the Heater Operation and MaintenancePre-Start-Up Checks Electrical Checks END View Check Gas Rate Pressure SwitchTurning Off the Heater External Controls User Instructions User InstructionsHeater Operation Lighting Instructions 11.4.1 To Turn On Heater To Turn Heater Off Simple TroubleshootingSimple Troubleshooting Burner Faults Servicing Vicinity of the Heater Maintenance ChecklistVehicles and Other Objects Gas Line and Shut-off When installed DuctworkValves Burner Observation Troubleshooting 13.1 General Conduct start-up procedure as shown on Page 23, Section Troubleshooting For Automatic Ignition Burner Systems Troubleshooting for Flame Supervision System Troubleshooting for Flue Blower Troubleshooting for Gas Valves Burner Components Replacement Parts Burner Injectors Burner Compartment Ignition Electrode and Flame Probe Top, remove the blower and mounting plate as above Flue Blower Vertical Installation Ignition Control Limit Switches Removal and Replacement TOP View Specifications 15.1 Dimension Data Technical Data Table General Technical Data TablePage Roberts Gordon will not PAY for Warranty is Void ifRoberts-Gordon Limitations on Authority RepresentativesPage Owner Warranty Registration Card Page Page Clearances to Combustibles