Lochinvar CF-CH(E)-i&s-08, 999 - 750, 399 service manual Installation

Page 67

Installation and

Service Manual

WIRING BOX CONNECTIONS - WIRING DIAGRAM B (CONTINUED) 399,999 - 750,000 BTU/HR MODELS

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Contents Domestic Water Heaters Hydronic Heating Boilers and Domestic Water Heaters Unpacking General Product InformationSafety Information Installation Clearances from Combustible Construction InstallationPump Operation Outdoor Boiler InstallationLocation Freeze ProtectionCombustion Air Filter Shut-Down and DrainingFreeze Protection for a Heating Boiler System if required Combustion and Ventilation AIROutside Combustion Air, No Ducts Combustion Air OptionsCombustion Air from Interior Space Vertical Vent Termination Clearances and Location VentingExhaust Fans General InformationChimney Sidewall Vent Termination Clearances and LocationLength of Air Inlet Pipe Combustion Air Inlet PipingSidewall Air Inlet Clearances Vertical Rooftop Air InletCombined Air Inlet Points Vent System OptionsBarometric Damper Location Negative Draft Conventional Negative Draft VentingFlue Outlet Piping Vertical Vent Termination Clearances and Location Vertical DirectAire VentingVenting of Flue Products Installation Vent KitsSidewall Venting Without Fan Sidewall VentingSidewall Fan Sidewall Venting TerminationVenting Guidelines Horizontal DirectAire Venting Masonry Chimney InstallationDirect Venting Vent KitsVertical DV Venting Termination Combustion Air Inlet Piping Connecting the Air Inlet Pipe to the UnitHorizontal DV Venting Termination Flue Pipe MaterialsSealing PVC, CPVC, ABS, Dryer Vent, and Flex Duct Vent Pipe Air Inlet Piping MaterialsMaximum Outdoor Installation VentingOutdoor Vent Cap Kit Outdoor Vent/Air Inlet LocationGas Pressure Test Connecting to GAS SupplyConnecting Gas Piping to Unit Gas PipingInput 51-100 101-200 201-300 301-500 Gas Train and ControlsTABLE-J Btu/hr Distance From Meter in feetChecking Gas Supply Pressure Combination Gas ValvesVenting of Combination Gas Valves Multiple Unit Installations Gas Supply Pipe Sizing Gas Manifold Pressure AdjustmentTable L Connecting to Water Supply Relief Valve Water Flow SwitchLow Water Cutoff Water Connections Heating Boilers Only General Plumbing RulesCirculator Pump Requirements Primary/Secondary Boiler Piping Heat Exchanger Pressure Drop ChartCirculator Pump Specifications Pump Installation and MaintenanceTable O LTV Valve Kits Low Temperature Return Water SystemsInput LTV Valve Kit Btu/hr 10ºF 20ºF 30ºF 40ºF Radiant Floor and Snow Melt Heating SystemsBoiler Bypass Requirements Temperature/Pressure GaugeBoiler Flow Rate Placing the Boiler in OperationBoiler Operating Temperature Control Installation with a Chilled Water SystemTerminal Strip Connection Options Water TreatmentRemote ON/OFF Boiler or Water Heater For Your Safety Read Before OperatingOperation Standard Btu/hr Models Power UpQuick Programming Overview To Turn Off Gas To ApplianceTABLE-R Adjust Menu Setting DescriptionsAdjust Menu Settings for Operating Modes TABLE-QOperating Modes Ignition Systems and StagesProgramming Buttons Temperature Control Access LevelsPlacement of Sensors Programming For Mode 1, Boiler Operation Graphic SymbolsStaging Logic TABLE-S Programming For Mode 2, Water Heating OperationProgramming For Mode 3, Sequenced Operation Remote Mounting of SensorsHot Surface Ignition Control Module Error and Warning MessagesHOT Surface Ignition System Hot Surface Igniter and Ignition Control ModuleRemoving the Control Panel Diagnostic Status IndicationAccess to Internal Control Panel Ignition Control Diagnostic CodesHot Surface Ignition Module Timings Nominal Operation and Diagnostic LightsStatus LED Diagnostic Codes Ignition and Control TimingsWater Chemistry Required Temperature RiseTemperature Rise Chart Water Velocity Control399,999 750,000 Btu/hr Models Pipe Size RequirementsCirculating Pump TABLE-XTABLE-Y Potable Hot Water Temperature Control SettingsMinimum Pump Performance Heat ExchangerLocation of Cold Water Supply Piping Connections High Water Temperature Limit ControlOptional Relief Valve Thermal ExpansionWater Circulating Pump Flue Gas Passageways Cleaning ProceduresBurner Removal and Cleaning Appliance AreaElectrical Heat Exchanger CleaningCombustion and Ventilation Air Set Up Procedure Adjusting Differential Air PressureAdjustment Procedure Ignition System Checkout Servicing Hot Surface Igniter and Ignition ModuleSequence of Operation Ignition Troubleshooting Guide 990,000 2,070,000 Btu/hr Models Domestic Water Heaters Hydronic Heating Boilers Ladder Diagram 399,999 750,000 BTU/HR Models Hydronic Heating Boilers and Domestic Water Heaters Installation Ladder Diagram 990,000 2,070,000 BTU/HR Models Models Wiring Diagram Hydronic Heating Boilers and Domestic Water Heaters BTU/HR Models
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399, CF-CH(E)-i&s-08, 999 - 750 specifications

Lochinvar 999 - 750, CF-CH(E)-i&s-08,399 is a cutting-edge boiler designed for commercial heating applications. With its robust construction and high efficiency, this model stands out in the crowded market of heating solutions.

One of the main features of the Lochinvar 999 - 750 is its exceptional thermal efficiency rating. The unit incorporates advanced condensing technology that allows it to recover heat from flue gases, which helps in achieving efficiency levels of up to 99%. This efficiency not only reduces energy consumption but also lowers operational costs, making it an excellent investment for businesses looking to minimize their carbon footprint.

The boiler is designed to provide a powerful output of 750 kW, ensuring it meets the heating demands of larger buildings or commercial spaces. Its capacity makes it suitable for a range of applications including schools, hospitals, and industrial facilities. Moreover, the unit features a built-in cascading system that enables multiple boilers to be connected, enhancing system reliability and flexibility.

In terms of technology, the Lochinvar 999 - 750 is equipped with a user-friendly touchscreen interface. This innovative control system allows operators to monitor and adjust settings with ease, providing real-time performance data and alerts for maintenance needs. The intelligent controls optimize operation to match the heating load, further enhancing energy efficiency.

Safety is a top priority with this model. It is built with multiple safety features such as automatic shut-off valves, pressure relief valves, and flame monitoring systems, ensuring safe operation under various conditions. The unit also adheres to stringent industry standards and regulations, making it a reliable choice for commercial applications.

Furthermore, the Lochinvar 999 - 750 is designed with serviceability in mind. Its compact footprint and accessible components simplify maintenance, reducing downtime and associated costs. The unit also supports a variety of fuel sources, including natural gas, propane, and biodiesel, providing flexibility to meet different facility requirements.

In summary, the Lochinvar 999 - 750, CF-CH(E)-i&s-08,399 represents a blend of efficiency, reliability, and safety in commercial heating. Its advanced technologies and thoughtful design make it a powerful solution for various heating needs, making it an ideal choice for businesses aiming for excellence in energy management and operational efficiency.