Manuals / Raypak / Household Appliance / Boiler

Raypak 302A-902A manual

Models: 302A-902A

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Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468 Raypak Canada Limited, 2805 Slough St., Mississauga, Ontario, Canada L4T 1G2 (905) 677-7999 Fax (905) 677-8036 Litho in U.S.A.

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Contents

Models INSTALLATION AND OPERATING INSTRUCTIONS302A-902ATypes H, WH & P WHAT TO DO IF YOU SMELL GASPage CONTENTS WARNINGS Pay Attention to These TermsDANGER WARNING - CALIFORNIA PROPOSITIONBEFORE INSTALLATION Product ReceiptModel Identification Ratings and CertificationsComponent Locations Fig. 1 Component Locations - BackFig. 2: Component Locations - Left Side Panels removed for clarityGeneral Information GENERAL SAFETY Time/Temperature Relationships in ScaldsINSTALLATION Installation CodesEquipment Base StackingOutdoor Installations ClearancesIndoor Installations Table G Vent/Air Inlet Termination Clearances U.S. Installations1Canadian Installations2 Combustion and Ventilation Air Indoor UnitsReversing Air Filter Direct VentConventional Combustion Air Supply U.S. InstallationsTruSeal Combustion Air All Air from Inside the BuildingWater Piping Canadian InstallationsGeneral Reversing Water ConnectionsCold Water Operation Relief Valve PipingHydrostatic Test Hydronic Heating P ftP ft P ftPressure Drop in Feet of Head Feedwater Regulator PipingAir-Separation/ExpansionTank Three-WayValvesPotable Water and Space Heating Automatic Chlorinators and Chemical Feeders Winterizing Your HeaterGas Supply Pool/Spa Water ChemistryWater Hardness pH of WaterTable J Maximum Equivalent Pipe Length Gas Supply ConnectionReversing Gas Supply Connection Electrical Power Connections Check the Power SourceGas Supply Pressure Field-ConnectedControllersField Wiring Connection Making the Electrical ConnectionsFig. 21 Wiring Connections DANGER SHOCK HAZARDVenting Appliance CategoriesSupport of Vent Stack Vent Terminal LocationCanadian Installations Changing the Flue OutletU.S. Installations Venting Installation Tips Venting ConfigurationsInstallation Natural Draft Vertical Venting CategoryCertified Vertical VentingCombustion Air Air InletTermination InstallationHorizontal Through-the-WallVenting Category Model CertifiedMaximum CombustionInstallation TerminationSee Table L for Category I venting guidelines TerminationFreeze Protection Outdoor InstallationControls Heater Sequence of Operation Models 302A, 402A, 502A, 652A, 752A and 902AExternal Lights LightColor IndicationCondition Ignition ModuleCode High Limit Manual Reset Flow SwitchHigh and Low Gas Pressure Switches Operating ControlFig. 36 Blocked Vent Switch Fig. 34 High/Low Gas Pressure SwitchFig. 35 Fan-ProvingSwitch 87%-EfficiencyBoilers - Special Instructions Water PipingVenting Appliance CategoriesVertical Venting Category Vent Terminal LocationCondensate Management Common Venting SystemCertified InstallationCommon Venting System Common Venting System Installation40’ of straight flue pipe Direct Vent - Vertical Wiring Diagram START-UP Pre Start-upWHAT TO DO IF YOU SMELL GAS Tools NeededStart-Up Check Power SupplyPreparation Attach Manometers to Measure PressuresSafety Inspection Leak Test Procedure Dual-SeatGas ValvesFollow-Up Pilot Turn-DownTestPost Start-UpCheck To Turn Off Gas To Appliance OPERATIONLighting Instructions TROUBLESHOOTING Step Step Step Step Step Step StepPreventive Maintenance Schedule MAINTENANCESuggested Minimum Maintenance Schedule Weekly MonthlySemi-Annually AnnuallyAPPENDIX Inside Air ContaminationLIMITED PARTS WARRANTY HI DELTA - TYPES H AND WH HEAT EXCHANGER WARRANTYADDITIONAL WARRANTY EXCLUSIONS PARTS REPLACEMENTLIMITED PARTS WARRANTY HI DELTA - TYPE P HEAT EXCHANGER WARRANTYADDITIONAL WARRANTY EXCLUSIONS PARTS REPLACEMENT