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Raypak 751 manual Single Boiler - Domestic Hot Water with One Storage Tank

Models: 751

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Fig. 9: Single Boiler - Domestic Hot Water with One Storage Tank

Fig. 9: Single Boiler - Domestic Hot Water with One Storage Tank

Fig. 10: Single Boiler - Domestic Hot Water with One Storage Tank and CHX

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Image 17

Raypak 751 manual Single Boiler - Domestic Hot Water with One Storage Tank

Contents

Advanced Design Boiler INSTALLATION AND OPERATING INSTRUCTIONSModels 751, 1001 & 1501 - Types H, WH & P WHAT TO DO IF YOU SMELL GASPage BEFORE INSTALLATION CONTENTSGENERAL SAFETY INSTALLATIONPay Attention to These Terms WARNINGSDANGER WARNING - CALIFORNIA PROPOSITIONInstallations at Elevation BEFORE INSTALLATIONProduct Receipt Model IdentificationFig. 1 Component Locations Component LocationsTime/Temperature Relationships in Scalds GENERAL SAFETYWater Time to Produce SeriousInstallation Codes INSTALLATIONIndoor Installations Equipment BaseCombustion and Ventilation Air Outdoor InstallationsIndoor Units Direct VentTable D Vent/Air Inlet Termination Clearances U.S. Installations1Canadian Installations2 Canadian Installations U.S. InstallationsConventional Combustion Air Supply All Air from Inside the BuildingTemperature & Pressure Gauge Low Temperature SystemWATER PIPING GeneralPump Selection HYDRONIC HEATINGPressure Drop in Feet of Head Feedwater Regulator Piping - Heating BoilersFig. 4 Single Boiler - Primary/Secondary Piping Fig. 7 Dual Boiler - Piping with CHX Fig. 6 Dual Boiler PipingDOMESTIC HOT WATER PIPING Fig. 9 Single Boiler - Domestic Hot Water with One Storage Tank Fig. 11 Single Boiler - Domestic Hot Water with One Storage Tank and CHX 2 pump system Automatic Chlorinators and Chemical Feeders POOL HEATINGWinterizing Your Heater Pool and Spa Water ChemistryFig. 13 Single Boiler - Pool Application GAS SUPPLY CONNECTIONS Gas Supply Pressure Gas Supply ConnectionModel 1-1/2”Check the Power Source ELECTRICAL POWER CONNECTIONSGas Pressure Regulator Venting of Diaphragm Gas ComponentsElectrical Connections - Domestic Hot Water Definition of Appliance Categories VENTING CONNECTIONSGeneral U.S. Installations Support of Vent StackVent Terminal Location Canadian Installations Venting Installation TipsVenting Configurations ADB-1501 Natural Draft Vertical Vent Termination ADB-1501 Horizontal Thru-wallDirect Vent Termination ·45′ of straight flue pipe Horizontal Thru-wallDirect Vent TerminationThis type of installation can cause non warrantable problems with components and poor operation of the unit due to the recirculation of flue products. Multiple direct vent caps, when installed in the same horizontal plane, should have three 3 foot clearance from the side of one vent cap to the side of the adjacent vent caps Vertical Direct Vent Termination Vertical Direct Venting System InstallationModel Model Condensing Heat Exchanger Condensing Heat Exchanger CategoryThese installations utilize the boiler mounted blower to draw combustion air from outdoors and vent combus- tion products to the outdoors Category IV Installation Outdoor Installation with Add-OnVertical Direct Venting System With Add-onCondensing Heat ExchangerCONDENSATE DRAIN CONTROLS Central Point Wiring CPWThe CPW Board LightFreeze Protection Feature Pump Turn-offDelayBlower Fan Pre-purge Blower Fan Post-purgeLight U-2Diagnostics BoardColor IndicationFigure L-2 WIRING DIAGRAM WIRING DIAGRAMHigh Limit - Manual Reset Flow SwitchHigh Limit - Auto Reset Ignition Control ModuleFor Your Safety - Read Before Lighting High and Low Gas Pressure Switches - Manual ResetPRE-START-UP Low Water Cut Off OptionalPre-Start-upCheck Blower Adjustment Check Power SupplyPilot Adjustment ADB INITIAL START-UP6.If you have spark, turn off unit Safety Inspection Main Burner AdjustmentPOST START-UPCHECK Follow-upSuggested Minimum Maintenance Schedule MAINTENANCEOPERATION Operating InstructionsCleaning Boiler Heating Surfaces CONNECTING THE CONDENSING HEAT EXCHANGER CHXDaily MonthlyVent Switch Adjustment Inside Combustion Air Contamination APPENDIXEMISSIONS SETTINGS AND TEST INFORMATION START-UPCHECKLIST FOR FAN-ASSISTEDNominal Factory Recommended Settings RAYPAK PRODUCTS ADB, HI-DELTA& MVBHEAT EXCHANGER WARRANTY LIMITED PARTS WARRANTY ADVANCED DESIGN BOILERBLUFF HEAD BODY BURNER WARRANTY ADDITIONAL WARRANTY EXCLUSIONS