Roberts Gorden DAT75, DAT90, DAT100, DAT115 service manual

Contents DualAir Page 2005 Page Table of Figures Page Product Approval Corrosive Chemicals Clearances to CombustiblesNational Standards and Applicable Codes Minimum Required Installation Clearances Critical Considerations 3.1 Basic InformationElectrical Supply FlueInstallation Clearances and Clearances to Combustibles Specifications 4.1 DAT all models Front View Left VersionGeneral Technical Data Table all models Model 100 115 Fan DataModel 100 115 2 DAT100 and 115 4 kW motor Handling Heater Installation 5.1 GeneralShelf Mounting and Suspension Flue Installation 6.1 Flue Installation Type B22 ApplianceAir Intake Terminal Cover Flue ConversionControl Section & Upper Panel Vertical and Horizontal Flue Termination Type B22 Appliance Room Sealed Installation Open Flued InstallationHeaters Installed Within the Heated Space Building VentilationOptional Heater Configurations 8.1 Distribution Duct 14, .1 and to ensure that there isDepartment for recommendations regarding Duct resistance and design. Tel +44 0Gas Connection with Stainless Steel Flex Connector ConnectionsRemote Frost Thermostat Remote ControlSee Page 17, .3 through Page 18, Section Number DAT Wiring Diagram Models See Page 20, SectionSite wiring connections shown DAT Site Connections at Main Circuit Board Gas Fired Heater Cooling Coils/CondensersLouvers Electrical ChecksAutomatic Burner Control Box Sequence Combustion Testing all models Commissioning the Gas ValvesCommissioning the Gas Valve Set Minimum PressurePressure Switch Turning Off the DualAir UnitComplete the Commissioning Instruction to the UserSee Page 26, Section See Page 25, SectionHeater Operation See Page 7, .3 and Page 8, FigureBurner Lockout Reset Button Simple Fault Finding all modelsSimple Fault Finding burner faults Cooling Section OperationBurner Maintenance 13.3 Fan/Motor Assembly MaintenanceHeat Exchanger Maintenance Servicing 13.1 Servicing InstructionsGas Control Valve Maintenance all models Burner Conversion Conversion Between Gases 14.1 GeneralGas Valves Conduct Commissioning procedure as shown on Page 21, Section Troubleshooting For Automatic Ignition Burner Systems Result in death or electrical shockTroubleshooting for Flame Supervision System StartTroubleshooting for Solenoid Valves Troubleshooting for Main FanTroubleshooting for Fan Contactor Conduct Commissioning procedure as on Page 21, SectionGas Valve Replacement all models Burner ComponentsSee Page 5, Section Gas ValveBurner Compartment Burner InjectorsIgnition Electrode and Flame Probe Remove screws securing outlet flange to the flue adapter Heater Pressure Switch See Page 21, SectionCoil Pressure Switch Pressure SwitchesFilter Pressure Switch 16.7.1 S4563C Models 75 to Ignition ControlFan Motor Removal Fan Removal and Replacement Combination Fan/Limit Thermostat Page Page Some objects can catch fire or explode when placed