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Lochinvar GAS HEATER FOR COMMERICAL POOL APPLICATIONS service manual Wiring Box Connections

Models: GAS HEATER FOR COMMERICAL POOL APPLICATIONS

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Commercial Pool Heaters

WIRING BOX CONNECTIONS

Page 54

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Lochinvar GAS HEATER FOR COMMERICAL POOL APPLICATIONS service manual Wiring Box Connections, Commercial Pool Heaters

Contents

WHAT TO DO IF YOU SMELL GAS INSTALLATION AND SERVICE MANUALSave this manual for future reference •Do not try to light any applianceTable of Contents Table of ContentsCommercial Pool Heaters Safety InformationWarranty Installation and Service ManualSAFETY INFORMATION GENERAL PRODUCT INFORMATIONCommercial Pool Heaters •do not try to light any applianceFigure 1A - Standard Horizontal Piping Loop PRODUCT IDENTIFICATIONInstallation and Service Manual Figure 1B - Optional Vertical Piping LoopBase for Combustible Floors INSTALLATIONClearances from Combustible Construction Commercial Pool HeatersTABLE - A COMBUSTIBLE FLOOR KITS FREEZE PROTECTIONCOMBUSTION AND VENTILATION AIR Input Btu/hrOne Opening INSTALLATION ContinuedCombustion Air Options Two Openings2. Outside Combustion Air, Using Ducts Exhaust FansInstallation and Service Manual 3. Outside Combustion Air, Using Direct VentingVenting Support VENTINGGeneral Information Vertical Vent Termination Clearances and LocationSidewall Vent Termination Clearances and Location Installation and Service ManualTABLE - B Flue and Air Inlet Pipe Sizes Sidewall Air Inlet Combustion Air Inlet PipingLength of Air Inlet Pipe INSTALLATION ContinuedClearances Vertical Rooftop Air InletCombined Air Inlet Points Installation and Service ManualNegative Draft Vent System Options1.Conventional Negative Draft Venting INSTALLATION ContinuedMasonry Chimney Installations Flue Outlet PipingInstallation and Service Manual Common Venting SystemsINSTALLATION Continued 2. Vertical DirectAire VentingDraft Venting, page Commercial Pool HeatersVenting of Flue Products Vent Kits3. Sidewall Venting Installation and Service ManualSidewall Venting Termination Drain Tee InstallationSidewall Fan Sidewall Venting Without FanMasonry Chimney Installation Installation and Service ManualFigure 22B – Sidewall Venting INSTALLATION Continued 4. Horizontal DirectAire VentingClearances and Location page Commercial Pool HeatersDrain Tee Installation 5. Direct VentingInstallation and Service Manual Flue Outlet PipingCommercial Pool Heaters INSTALLATION ContinuedMasonry Chimney Installation Vertical DV Venting TerminationInstallation and Service Manual Figure 24 – Attaching DV Box Adapter to UnitINSTALLATION Continued Commercial Pool HeatersFigure 26 – Vertical Rooftop Air Inlet Vertical Combustion Air Inlet Clearances 6. Outdoor Installation VentingMultiple Sidewall Direct Vent Installations Horizontal Combustion Air Inlet ClearancesGas Pressure Test Combustion Air Fan Adjustment for startupCONNECTING TO GAS SUPPLY INSTALLATION ContinuedGas Train and Controls Connecting Gas Piping to the Pool HeaterGas Piping Installation and Service ManualChecking Gas Supply Pressure Combination Gas ValvesVenting of Combination Gas Valves TABLE-JWARNING: After completing any testing on TABLE - KInstallation and Service Manual Combination Gas ValveAdjustment Gas Manifold Pressure AdjustmentMaintenance, page 49 for Combustion Air Fan Follow the procedure to adjust thePumped Automatic Bypass POOL HEATER PIPING INSTALLATIONAuxiliary Mixed Water Limit Control Installation and Service ManualCommercial Pool Heaters INSTALLATION ContinuedFigure 33 – 3-WayValve Cover Connection Diagram Figure 32 – 3-WayValve CoverInstallation and Service Manual Figure 34 - Heater is Within 15 Feet of Pool PipingINSTALLATION Continued Commercial Pool HeatersFigure 36 - Heaters are within 15 feet Perpendicular of Pool Piping Automatic Chlorinator and Chemical Feeders Water Flow SwitchRelief Valve Installation and Service ManualService Indicator Option PUMP PURGE / MAINTENANCE TIMER OPTIONCONNECTING TO ELECTRICAL SUPPLY 3-WayAutomatic Bypass Valve WiringTABLE-M Remote Wire Connection Terminal Strip Connection OptionsInstallation and Service Manual Lighting Instructions FOR YOUR SAFETY READ BEFORE OPERATINGOPERATION INSTALLATION ContinuedStarting the Filter System Pre-StartChecklistTo Turn Off Gas To Pool Heater Commercial Pool HeatersOPERATION Continued OPERATING TEMPERATURE CONTROLCommercial Pool Heaters Programming Mode Installation and Service ManualHot Surface Ignition Control Module HOT SURFACE IGNITION SYSTEMHot Surface Igniter and Ignition Control Module Commercial Pool HeatersRemoving the Control Panel Access to Internal Control PanelTABLE-N Ignition Control Diagnostic Codes Hot Surface Ignition Module Timings NominalWater Chemistry OPERATION AND DIAGNOSTIC INDICATORSTABLE-O Status LED Diagnostic Codes Commercial Pool HeatersTest TABLE-Q AMP Draw DataTABLE-P Recommended Water Chemistry Recommended LevelCirculating Pump TABLE-R Pipe Sizing ChartPipe Size Requirements Minimum Pump PerformanceHigh Water Temperature Limit Control CLEANING AND MAINTENANCEFlue Gas Passageways Cleaning Procedures Appliance AreaHeat Exchanger Cleaning CLEANING AND MAINTENANCE ContinuedBurner Removal and Cleaning ElectricalAdjusting Differential Air Pressure Ignition System Checkout Adjustment ProcedureServicing Hot Surface Igniter and Ignition Module CLEANING AND MAINTENANCE ContinuedSEQUENCE OF OPERATION ENERGY SAVING RECOMMENDATIONSInstallation and Service Manual GLOSSARY Commercial Pool HeatersIGNITER WARM-UPAND PROVING Installation and Service ManualPREPURGE IGNITERWIRING BOX CONNECTIONS Commercial Pool HeatersInstallation and Service Manual WIRING BOX CONNECTIONSLADDER DIAGRAM Commercial Pool HeatersCONTROL BOX CONNECTIONS Installation and Service ManualUnit Start Up Checklist Appendix ACommercial Pool Heaters Advanced settings Installation and Service Manual Appendix BAdjust Menu Settings for Operating Modes View Menu Information6/06-Printedin U.S.A