Manual De UsuarioTabla de contenidosSECTION 1: Heater Safety110.2 Low Voltage Thermostat with One Heater211.1 Manpower Requirements110.3 UHD[X][S] Series Internal Wiring Diagram221.2 Safety Labels and Their Placement110.4 UHD[X][S] Series Ladder Wiring Diagram231.3 California Proposition 65110.5 Electrical Connection to the Heater24SECTION 2: Installer Responsibility4SECTION 11: Operation and Maintenance252.1 Wall Tag411.1 Pre-Start-Up Checks252.2 Corrosive Chemicals411.2 Begin Start-Up252.3 National Standards and Applicable Codes411.3 Complete Start-Up27SECTION 3: Critical Considerations5SECTION 12: User Instructions283.1 Basic Information512.1 Heater Operation283.2 Manufactured Units512.2 Common User Controls283.3 Location and Suspension512.3 Lighting Instructions293.4 Minimum Required Installation Clearances512.4 Simple Troubleshooting293.5 Ventilation5SECTION 13: Servicing303.6 Gas Supply513.1 Servicing Instructions303.7 Electrical Supply513.2 Burner Maintenance303.8 Vent513.3 Heat Exchanger Maintenance30SECTION 4: Clearances to Combustibles613.4 Gas Valve Maintenance304.1 Required Clearances to Combustibles613.5 Flue Blower304.2 Clearances to Combustibles613.6 Venting and Air Intake Pipe30SECTION 5: National Standards and Applicable Codes713.7 Maintenance Checklist315.1 Gas Codes7SECTION 14: Troubleshooting335.2 Aircraft Hangars714.1 General345.3 Parking Structures and Repair Garages75.4 Electrical7Systems355.5 Venting714.3 Troubleshooting for Flame Supervision System365.6 High Altitude814.4 Troubleshooting for Gas Valves37SECTION 6: Duct Heater Installation914.5 Troubleshooting for Flue Blower376.1 General9SECTION 15: Replacement Parts386.2 Shelf Mounting and Suspension1015.1 Gas Valve386.3 Wall Mounting1015.2 Burner Compartment39SECTION 7: Venting1215.3 Ignition Electrode and Flame Probe407.1 Changing Vent and Air Intake Orientation1215.4 Heat Exchanger407.2 Venting1215.5 Flue Blower Vertical Installation417.3 Vent Installation1215.6 Pressure Switch427.4 Unvented Operation1315.7 Ignition Control427.5 Horizontal Venting1315.8 Limit Switches427.6 Vertical Venting13SECTION 16: Specifications437.7 Length Requirements1316.1 Dimension Data437.8 Vent Material1416.2 General Technical Data Table447.9 Replacing an Existing Heater in a Venting System1416.3 Technical Data Table44SECTION 8: Air Supply188.1 Separated Combustion Installation18UHD-Series Warranty468.2 Unvented Installation188.3 Building Ventilation188.4 Outside Combustion Air Supply18SECTION 9: Gas Piping199.1 Connections19SECTION 10: Wiring2110.1 Positioning Thermostats21Figure 1: UHD [X][S] 75 Label Placement2Figure 2: UHD [X][S] 100-125 Label Placement3Figure 3: Clearances to Combustibles6Figure 4: Air Flow Direction9Figure 5: Suspension Methods10Figure 6: Shelf-Mounting Methods11Figure 7: Wall Shelf Mounting and Suspension11Figure 8: Vent and Roof Detail14Vent Termination15Vent Termination15Horizontal Vent Termination16Figure 12: Concentric Vent Box16Termination - Separated Combustion Heater17Figure 14: Gas Connection20Figure 15: Automatic Burner Control Sequence26Figure 16: Gas Valve for Models UDH[X][S] 75 – 12526Figure 17: Manual Reset Limit Switch29Figure 18: LED Diagnostic Codes29Tamaño: 6 MBPáginas: 60Language: EnglishManuales abiertas