Lochinvar GAS HEATER FOR COMMERICAL POOL APPLICATIONS specs

Installation and Service Manual

Figure 34 - Heater is Within 15 Feet of Pool Piping

Figure 35 - Heater is Beyond 15 Feet of Pool Piping

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Lochinvar GAS HEATER FOR COMMERICAL POOL APPLICATIONS service manual Heater is Within 15 Feet of Pool Piping

Contents

GAS Heaters for Commercial Pool Applications Commercial Pool Heaters Unpacking General Product Information Commercial Pool Heaters Product Identification Base for Combustible Floors Clearances from Combustible Construction Combustion Air Filter Freeze Protection Combustion Air Options Installation Combustion Air from Interior Space Exhaust Fans General Information Venting SupportVertical Vent Termination Clearances and Location Table B Sidewall Vent Termination Clearances and Location Combustion Air Inlet Piping Length of Air Inlet PipeSidewall Air Inlet Combined Air Inlet Points Vertical Rooftop Air Inlet Vent System Options Conventional Negative Draft VentingNegative Draft Masonry Chimney Installations Flue Outlet PipingCommon Venting Systems Inspection of a Masonry Chimney Vertical DirectAire Venting Vent Kits Sidewall VentingVenting of Flue Products Sidewall Fan Sidewall Venting TerminationSidewall Venting Without Fan Masonry Chimney Installation TABLE-E Horizontal DirectAire Venting Direct Venting Horizontal DV Venting Termination Flue Pipe MaterialsCombustion Air Inlet Piping Length of Air Inlet Pipe Air Inlet Piping MaterialsSealing Type-B Doublewall Vent Pipe or Galvanized Vent Pipe Vertical Rooftop Air Inlet Combined Combustion Air Inlet Points Outdoor Vent/Air Inlet Location Outdoor Installation Venting 3-Way Valve Cover Installation Combustion Air Fan Adjustment for startupGas Pressure Test Outdoor Vent Cap Kit Connecting Gas Piping to the Pool Heater Gas PipingGas Train and Controls Venting of Combination Gas Valves Combination Gas ValvesChecking Gas Supply Pressure TABLE-J Table K Multiple Unit Installations Gas Supply Pipe Sizing Measuring Net Manifold Gas Pressure Gas Manifold Pressure Adjustment Pumped Automatic Bypass Auxiliary Mixed Water Limit Control Way Valve Cover Heater is Within 15 Feet of Pool Piping Heaters are within 15 feet Perpendicular of Pool Piping Water Flow Switch Relief ValveAutomatic Chlorinator and Chemical Feeders Pump Purge Delay Option Service Indicator OptionWay Automatic Bypass Valve Wiring TABLE-M Terminal Strip Connection Options Lighting Instructions Operation Pre-Start Checklist To Turn Off Gas To Pool HeaterStarting the Filter System Operation Error Messages Displayed by the Temperature Controller Programming Mode Hot Surface Igniter and Ignition Control Module Diagnostic Status IndicationHot Surface Ignition Control Module Ignition Module Lockout Functions Access to Internal Control Panel TABLE-NIgnition and Control Timings TABLE-O Water Chemistry Test Recommended Level TABLE-P Circulating Pump Pipe Size RequirementsMinimum Pump Performance Heat Exchanger Flue Gas Passageways Cleaning Procedures High Water Temperature Limit ControlAppliance Area Water Circulating Pump Heat Exchanger Cleaning Burner Removal and CleaningElectrical Combustion and Ventilation Air Fan Cleaning Adjusting Differential Air PressureCombustion Air Fan Adjustment Set-Up Procedure Adjustment Procedure Servicing Hot Surface Igniter and Ignition ModuleIgnition System Checkout Sequence of Operation Glossary Prepurge Wiring BOX Connections Wiring BOX Connections Ladder Diagram Control BOX Connections Commercial Pool Heaters Appendix a View Menu Item Menu Description Appendix B