Roberts Gorden DAT115, DAT75, DAT90, DAT100 service manual

Contents DualAir Page 2005 Page Table of Figures Page Product Approval Clearances to Combustibles Corrosive ChemicalsNational Standards and Applicable Codes Flue Minimum Required Installation ClearancesCritical Considerations 3.1 Basic Information Electrical SupplyInstallation Clearances and Clearances to Combustibles Front View Left Version Specifications 4.1 DAT all modelsModel 100 115 Fan Data General Technical Data Table all modelsModel 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 Heaters Installed Within the Heated SpaceDuct resistance and design. Tel +44 0 Optional Heater Configurations 8.1 Distribution Duct14, .1 and to ensure that there is Department for recommendations regardingConnections Gas Connection with Stainless Steel Flex ConnectorRemote Control Remote Frost ThermostatSee Page 17, .3 through Page 18, Section Number See Page 20, Section DAT Wiring Diagram ModelsSite wiring connections shown DAT Site Connections at Main Circuit Board Electrical Checks Gas Fired HeaterCooling Coils/Condensers LouversAutomatic Burner Control Box Sequence Set Minimum Pressure Combustion Testing all modelsCommissioning the Gas Valves Commissioning the Gas ValveInstruction to the User Pressure SwitchTurning Off the DualAir Unit Complete the CommissioningSee Page 7, .3 and Page 8, Figure See Page 26, SectionSee Page 25, Section Heater OperationCooling Section Operation Burner Lockout Reset ButtonSimple Fault Finding all models Simple Fault Finding burner faultsServicing 13.1 Servicing Instructions Burner Maintenance13.3 Fan/Motor Assembly Maintenance Heat Exchanger MaintenanceGas Control Valve Maintenance all models 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 Gas Valve Replacement all modelsBurner Components See Page 5, SectionBurner 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 S4563C Models 75 toFan Motor Removal Fan Removal and Replacement Combination Fan/Limit Thermostat Page Page Some objects can catch fire or explode when placed