Roberts Gorden DAT115, DAT75, DAT90, DAT100 service manual

Contents DualAir Page Roberts-Gordon, LLC Page Table of Figures Page Product Approval Corrosive Chemicals Heater SafetyInstaller Responsibility Clearances to CombustiblesVentilation Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information Location and Suspension All modelsInstallation Clearances and Clearances to Combustibles Front View Left Version Specifications 4.1 DATModel 100 115 Fan Data General Technical Data TableModel 100 115 2 DAT100 and 115 4 kW motor Heater Installation 5.1 General HandlingShelf Mounting and Suspension Flue Conversion Flue Installation 6.1 Flue InstallationType B22 Appliance Air Intake Terminal CoverControl Section & Upper Panel Vertical and Horizontal Flue Termination Type B22 Appliance Building Ventilation Room Sealed InstallationOpen Flued Installation AIR Supply7700 Optional Heater Configurations 8.1 Distribution DuctDepartment for recommendations regarding Duct resistance and design. Tel +44 0 121Connections GAS PipingModels Wiring and Electrical InformationRemote Control See Page 17, .3 through Page 18, SectionNumber See Page 20, Section DAT Wiring DiagramSite wiring connections shown DAT Site Connections at Main Circuit Board Commissioning Automatic Burner Control Box Sequence Set Minimum Pressure Combustion TestingCommissioning the Gas Valves Commissioning the Gas ValveInstruction to the User Pressure SwitchTurning Off the DualAir Unit Complete the CommissioningSecondary Limit Thermostat Heater OperationCommon User Controls Combination Fan/Limit Thermostat See Page 7, .3 and Page 8, FigureCooling Section Operation Burner Lockout Reset ButtonSimple Fault Finding Simple Fault Finding burner faultsIf you smell gas Servicing 13.1 Servicing Instructions Burner Maintenance13.3 Fan/Motor Assembly Maintenance Heat Exchanger MaintenanceGas Control Valve Maintenance Conversion Between Gases 14.1 General Burner ConversionGas Valves Conduct Commissioning procedure as shown on Page 21, Section Result in death or electrical shock Troubleshooting For Automatic Ignition Burner SystemsStart Troubleshooting for Flame Supervision SystemTroubleshooting for Main Fan Troubleshooting for Solenoid ValvesConduct Commissioning procedure as on Page 21, Section Troubleshooting for Fan ContactorGas Valve Removal and Replacement PartsGas Valve Replacement all models Burner ComponentsBurner Injectors Burner CompartmentIgnition Electrode and Flame Probe Remove screws securing outlet flange to the flue adapter See Page 21, Section Heater Pressure SwitchPressure Switches Coil Pressure SwitchFilter Pressure Switch Ignition Control 16.7.1 S4563CFan Motor Removal Fan Removal and Replacement BREAK-OFF Link Must be Removed Page Some objects can catch fire or explode when placed