Delta PG PLUS-25 warranty Field wiring with zone circulators

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External Wiring

Fig. 34: Field wiring with zone circulators.

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Contents PG PLUS-25/30/35/40 Gas Fired Combination Heaters For Your SafetyTable of Contents Section V Primary Piping Section VI Vent / Combustion AIR InstallationSection X START-UP Preparation Section Viii Internal WiringSection IX External Wiring Section VII GAS PipingSection XIV Installation Record Section XI START-UP ProceduresSection XII Temperature Limits Section Xiii CHECK-OUT ProceduresProduct Specifications Section Xvii Replacement PartsProduct & Safety Information To Protect Against Excessive Temperature and Pressure What to do if YOU Smell GAS Do not try to light any applianceHomeowner Operating Restrictions Determining Product Location Pre-Installation Items Section I Pre-Installation ItemsBoiler Replacement Code ComplianceResidential Garage Installations Pre-Installation ItemsVenting Combustion Air and Venting Section II Combustion AirAir Openings Methods of Accessing Combustion Air Into a SpaceCombustion Air and Venting Combustion Air RequirementsEquipment Located in Confined Spaces One Permanent Air Inlet Outdoor Combustion AirVent System Combination of Indoor and Outdoor Combustion AirRemoval of an Existing Boiler f rom a Common Vent System Hydrostatic Pressure Test Hydrostatic Test ProceduresUnit Preparation Section III Unit Preparation Handling InstructionsCompletion of Hydrostatic Test and Draining Unit PreparationDomestic Piping Section IV Domestic Piping Domestic Piping Mixing Valve Assembly Multiple Units InstallationTR/SMART Series Application Domestic Piping DiagramsPerformance Plus With Recirculation Performance Plus with Storage Tank Primary Piping Section V Primary Piping Sizing Primary Piping Primary PipingCloset Zero Clearance Applications System Piping Zone CirculatorsPersonal injury, death or substantial property damage System Piping Radiant Heating with Mixing ValvePrimary Piping Near Appliance Piping Primary piping Zoning with Circulators Primary Piping Low Temperature Radiant System Primary Piping General Requirements Venting and Combustion Air Installation Section VI VentingCategory IV Vent Termination Clearances Venting and Combustion Air InstallationMultiple Vent Terminations Locating the Combustion Air InletVenting Option Non Direct Vent / Vertical Venting Option Non-Direct Vent / Horizontal Venting Option Direct Vent / VerticalHorizontal Wall Thimble Kit Venting Option Direct Vent / HorizontalExcessive Horizontal Vent Runs Vent Appliance AdaptersDetermining Piping Lengths Allowable Equivalent Length Combined Vent and Combustion Air Standard Horizontal Venting Installation Location of Air Inlet Termination Venting and Combustion Air Installation Recommended Gas Supply Piping Section VII Gas PipingNatural GAS Pipe Sizing Natural GasNatural Gas Supply Pressure Requirements Propane GAS Pipe Sizing Propane GasPropane Gas Supply Pressure Requirements Wiring must be N.E.C Class Internal Wiring Section Viii Internal WiringFactory Wiring Schematic Internal WiringFactory Internal Wiring Line Voltage Connections External Wiring Section IX External WiringInstallation Compliance Outdoor Temperature LimitMultiple Zone Field Wiring Using Zone Valves External WiringField wiring with zone circulators Typical Zone Relay Panel Wiring Performance Plus Section X Start Up PreparationFilling the Outer Primary Tank and System Check Low Water Cut-Off Device Verify Correct Pressure Switch Air Shutter SettingsCheck Thermostat Circuit If Performance Plus Does Not Start Correctly Start-Up ProceduresFinal Checks Before Start-up Performance Plus Start-upOperating Instructions For Your Safety Read Before LightingFollowing instructions must be followed exactly, a fire or Or loss of lifeNatural Gas Propane Recommended Secondary Thermostat Setting Temperature Limits Section XII Temperature LimitsTemperature Limits Section XIII- Check-Out Procedures Section XIV Installation Record General Section XV Maintenance ScheduleService Technician Owner MaintenanceSection XVI Maintenance Procedures Check the Surrounding AreaInspect the Burner Area Check Expansion Tank Check Combustion/ Ventilation Air OpeningsInspect Vent System and Combustion Air Piping Check Domestic SystemCheck Thermostat Limit Settings Check Temperature / Pressure Relief ValveCheck Ignition Wiring and Ground Wiring Check Control WiringCheck Burner Flame Flame Signal Check Combustion LevelsReview With Owner Section Xvii Replacement Parts Jacket Components Control Panel Components Electrical Panel Components Burner Components Specifications Graph 1 Performance Plus Pressure Loss Primary Side Maxi-flo Pool and Spa Heat Exchangers TTP Brazed Plate Heat Exchangers