Manuals / Raypak / Household Appliance / Boiler

Raypak 751 manual Component Locations

Models: 751

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Component Locations

Component Locations

Fig. 1: Component Locations

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Raypak 751 manual Component Locations

Contents

Models 751, 1001 & 1501 - Types H, WH & P INSTALLATION AND OPERATING INSTRUCTIONSAdvanced Design Boiler WHAT TO DO IF YOU SMELL GASPage GENERAL SAFETY CONTENTSBEFORE INSTALLATION INSTALLATIONDANGER WARNINGSPay Attention to These Terms WARNING - CALIFORNIA PROPOSITIONProduct Receipt BEFORE INSTALLATIONInstallations at Elevation Model IdentificationComponent Locations Fig. 1 Component LocationsWater GENERAL SAFETYTime/Temperature Relationships in Scalds Time to Produce SeriousIndoor Installations INSTALLATIONInstallation Codes Equipment BaseIndoor Units Outdoor InstallationsCombustion and Ventilation Air Direct VentU.S. Installations1 Canadian Installations2Table D Vent/Air Inlet Termination Clearances Conventional Combustion Air Supply U.S. InstallationsCanadian Installations All Air from Inside the BuildingWATER PIPING Low Temperature SystemTemperature & Pressure Gauge GeneralPressure Drop in Feet of Head Feedwater Regulator HYDRONIC HEATINGPump Selection Piping - Heating BoilersFig. 4 Single Boiler - Primary/Secondary Piping Fig. 6 Dual Boiler Piping Fig. 7 Dual Boiler - Piping with CHXDOMESTIC 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 Winterizing Your Heater POOL HEATINGAutomatic Chlorinators and Chemical Feeders Pool and Spa Water ChemistryFig. 13 Single Boiler - Pool Application GAS SUPPLY CONNECTIONS Model Gas Supply ConnectionGas Supply Pressure 1-1/2”Gas Pressure Regulator ELECTRICAL POWER CONNECTIONSCheck the Power Source Venting of Diaphragm Gas ComponentsElectrical Connections - Domestic Hot Water VENTING CONNECTIONS GeneralDefinition of Appliance Categories Support of Vent Stack Vent Terminal LocationU.S. Installations Venting Installation Tips Venting ConfigurationsCanadian Installations ADB-1501 Natural Draft Vertical Vent Termination ADB-1501 Horizontal Thru-wallDirect Vent Termination Horizontal Thru-wallDirect Vent Termination ·45′ of straight flue pipeThis 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 Venting System Installation Vertical Direct Vent TerminationModel Model Condensing Heat Exchanger Category Condensing Heat ExchangerThese installations utilize the boiler mounted blower to draw combustion air from outdoors and vent combus- tion products to the outdoors Vertical Direct Venting System With Outdoor Installation with Add-OnCategory IV Installation Add-onCondensing Heat ExchangerCONDENSATE DRAIN The CPW Board Central Point Wiring CPWCONTROLS LightBlower Fan Pre-purge Pump Turn-offDelayFreeze Protection Feature Blower Fan Post-purgeColor U-2Diagnostics BoardLight IndicationWIRING DIAGRAM Figure L-2 WIRING DIAGRAMHigh Limit - Auto Reset Flow SwitchHigh Limit - Manual Reset Ignition Control ModulePRE-START-UP High and Low Gas Pressure Switches - Manual ResetFor Your Safety - Read Before Lighting Low Water Cut Off OptionalPre-Start-upCheck Pilot Adjustment Check Power SupplyBlower Adjustment ADB INITIAL START-UP6.If you have spark, turn off unit POST START-UPCHECK Main Burner AdjustmentSafety Inspection Follow-upOPERATION MAINTENANCESuggested Minimum Maintenance Schedule Operating InstructionsDaily CONNECTING THE CONDENSING HEAT EXCHANGER CHXCleaning Boiler Heating Surfaces MonthlyVent Switch Adjustment APPENDIX Inside Combustion Air ContaminationNominal Factory Recommended Settings START-UPCHECKLIST FOR FAN-ASSISTEDEMISSIONS SETTINGS AND TEST INFORMATION RAYPAK PRODUCTS ADB, HI-DELTA& MVBBLUFF HEAD BODY BURNER WARRANTY LIMITED PARTS WARRANTY ADVANCED DESIGN BOILERHEAT EXCHANGER WARRANTY ADDITIONAL WARRANTY EXCLUSIONS