Vent and Roof Detail | Roberts Gorden UHD[X][S][R] 125 guide

SECTION 6: VENTING

Figure 6: Vent and Roof Detail

Figure 7: Standard Vented Heater - Vertical and Horizontal Vent Termination

Model	Vent Diameter	Part Number
UHD[X][R] 75 - 125	4" (10 cm)	90502102

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Roberts Gorden UHD[X][S][R] 125, UHD[X][S][R] 75 service manual Vent and Roof Detail

Contents

Combat Page Roberts-Gordon LLC Page Table of Figures Page Manpower Requirements Heater Safety Wall Tag Installer ResponsibilityCorrosive Chemicals National Standards and Applicable Codes Clearances to Combustibles Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information Manufactured Units Vent VentilationElectrical Supply Gas Supply National Standards and Applicable Codes High Altitude Minimum Inlet Duct Length Duct Heater Installation 5.1 GeneralTemperature Rise and Pressure Drop Ranges Air Flow and Temperature Rise Ranges Wall Mounting Shelf Mounting and Suspension Shelf-Mounting Methods United States Requirements Vent InstallationVenting Changing Vent and Air Intake Orientation Horizontal Venting Standard Vented Heaters Models Uhdxr 75Separated Combustion Heaters Models Uhdxsr 75 Unvented Operation Vent Material Maximum Vent LengthsReplacing an Existing Heater in a Venting System Vent and Roof Detail Standard Vented Heater Common Vertical Vent Termination Concentric Vent Box UHVK1 Building Ventilation Separated Combustion InstallationUnvented Installation AIR Supply Connections GAS Piping Low Voltage Thermostat with One Heater WiringPositioning Thermostats L2 L1 Internal Wiring Diagram Flue Blower Transformer GAS Valve Flame Sensor Electrode Ladder Wiring Diagram Electrical Connection to the Heater Electrical Checks Operation and MaintenanceBegin Start-Up Before Operating the Heater Pre-Start-Up Checks END View External Controls Pressure SwitchCheck Gas Rate Turning Off the Heater Lighting Instructions 11.4.1 To Turn On Heater User InstructionsUser Instructions Heater Operation Simple Troubleshooting Burner Faults Simple TroubleshootingTo Turn Heater Off Servicing Objects Maintenance ChecklistVicinity of the Heater Vehicles and Other Burner Observation When installed DuctworkGas Line and Shut-off Valves 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 Limitations on Authority Representatives Warranty is Void ifRoberts Gordon will not PAY for Roberts-GordonPage Owner Warranty Registration Card Page Page Clearances to Combustibles