Raypak 1334001 operating instructions Piping Diagram-Type WH Unitemp 80 System

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Piping Diagram—Type WH - Unitemp 80 System

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Contents Raytherm Hot Water Supply Heaters Page Contents If Propane is Present or Suspected General Safety Temperature limiting valves are available, see manualTemperature Time to Produce Serious Burn Feel water before bathing or show- eringTime/Temperature Relationships in Scalds Receiving EquipmentModel Identification Installation Installation Clearances All Dimensions are in Inches ClearancesModel Part Number Specifications and Dimensions ModelModels 0182-0400 Models MBHMBH GPH Outdoor Water Heaters High Wind Conditions Outdoor Units OnlyOutdoor Installations Vent Terminal Outdoor Stackless Top InstallationVenting Models 0181-0401Indoor Installations Indoor Top Installation Models 0181-0401 Vent Terminal/Indoor Stack Installation Vent Piping Vent PipingVent Damper Installation Models 0133 Through 0180 Where RequiredLocation MountingInstallation Vent DamperPlumbing GeneralGas Supply Connections Gas Pressure Regulator Venting of Diaphragm Gas ComponentsFlow Rates Maximum and Minimum Flow RatesPiping-Domestic Hot Water Supply Heaters Soft Medium HardPiping Diagram-Type WH Unitemp 80 System Pump Time Delay Controls-GeneralRelief Valve Electronic IgnitionFlow Switch Limit ControlsHigh Limit 100% Pilot Safety High and Low Gas Pressure Switches OptionalElectrical Connections Low Water Cut-Off OptionalLocation of Controls 0824 START-UP Procedures Before Start-UpGeneral Initial Start-Up Pump and MotorFor Your Safety Read Before Operating Inspection Procedures BurnersControls After Start-UpInspection Procedures Start-Up Procedures S8610b Ignition ModuleOperation Should be checked monthly. Takes approximately 15 minutesBurner Adjustment High Gas Pressure SwitchVisual Inspection ElectricalMain burner And Orifice Removal Pilot RemovalCombustion Fan Removal Electrical-Electronic Ignition IID Intermittent Pilot System Honeywell S8600Mechanical Problem Possible Cause Corrective Action MechanicalWiring Diagrams Wiring Diagram-W2/WH2Wiring Diagram-WH1 0181/0261 Wiring Diagram-WH1 0331/0401 Wiring Diagram-WH1 Wiring Diagram-WH1 Wiring Diagram-WH1 Wiring Diagram-WH1 Service Maintenance Procedures Troubleshooting-PumpsTube Cleaning Combination Flame SENSOR/ Igniter and Pilot Burner Pilot Removal and Cleaning Heat Exchanger Re-AssemblyHigh Limit or Tankstat Removal Heat Exchanger RemovalReplacement Parts Control Well ReplacementTube Replacement Cleaning Flue Gas PassagewaysScope Page