Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar 399, 999 - 750 Product Identification, Front View Rear View Front and Rear View

Models: 399 CF-CH(E)-i&s-08 999 - 750

1 72

Download 72 pages 15.81 Kb

Page 5

Image 5

Installation and

Service Manual

PRODUCT

IDENTIFICATION

Front View

Rear View

FIG. 1 Front and Rear View

Page 5

Image 5

Lochinvar 399, 999 - 750 Product Identification, Front View Rear View Front and Rear View, Installation and Service Manual

Contents

Save this manual for future reference INSTALLATION AND SERVICE MANUALWHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Immediately call your gas supplier from aHydronic Heating Boilers and Domestic Water Heaters Table of ContentsTable of Contents Programming Temperature Control Quick Programming OverviewGENERAL PRODUCT INFORMATION WarrantySpecial Instructions CodesHydronic Heating Boilers and Domestic Water Heaters SAFETY INFORMATIONDANGER Carbon Monoxide poisoning may lead to death Installation and Service Manual PRODUCT IDENTIFICATIONFront View Rear View FIG. 1 Front and Rear View LOCATING UNIT INSTALLATIONClearances from Combustible Construction Right SideLocation Outdoor Boiler InstallationFREEZE PROTECTION Pump OperationShut-Down and Draining INSTALLATION ContinuedFreeze Protection for a Heating Boiler System if required COMBUSTION AND VENTILATION AIRCombustion Air Options FIG. 5 Moving Air Filter/Bracket Assembly from Rear of Unit to Side1. Outside Combustion Air, No Ducts FIG. 4 Metal Panel Covering Side Combustion Air Inlet3. Outside Combustion Air - Using Direct Venting 2. Outside Combustion Air, Using DuctsFIG. 7 Outside Combustion Air - Two Openings 4. Combustion Air from Interior SpaceExhaust Fans VENTINGGeneral Information Vertical Vent Termination Clearances and LocationFIG. 11 Vent Termination from Peaked Roof More Than 10’ From Ridge Sidewall Vent Termination Clearances and LocationFIG. 12 Vent Termination from Flat Roof 10’ or Less from Parapet Wall INSTALLATION ContinuedLength of Air Inlet Pipe Combustion Air Inlet PipingSidewall Air Inlet FIG. 14 Sidewall Combustion Air InletVertical Rooftop Air Inlet ContinuedFIG. 15 Air Inlet Cap for Sidewall Termination FIG. 16 Roof Top Combustion Air InletBarometric Damper Location Vent System OptionsCombined Air Inlet Points Negative Draft 1. Conventional Negative Draft VentingFlue Outlet Piping INSTALLATION ContinuedInstallation and Service Manual 2. Vertical DirectAire VentingVertical Vent Termination Clearances and Location Venting of Flue Products INSTALLATION Continued Vent KitsFIG. 19 Air Inlet Cap for Sidewall Termination Hydronic Heating Boilers and Domestic Water HeatersSidewall Fan 3. Sidewall VentingSidewall Venting Termination Sidewall Venting Without FanVenting Guidelines Drain Tee InstallationFIG. 22 Sidewall Vent INSTALLATION Continued4. Horizontal DirectAire Venting Masonry Chimney InstallationInstallation and Service Manual Sidewall Vent Termination Clearances and Location5. Direct Venting Vent KitsINSTALLATION Continued Hydronic Heating Boilers and Domestic Water HeatersInstallation and Service Manual Vertical DV Venting TerminationDrain Tee Installation Masonry Chimney InstallationHorizontal DV Venting Termination Connecting the Air Inlet Pipe to the UnitHorizontal Vent Termination Clearances and Location Flue Pipe MaterialsAir Inlet Piping Materials FIG. 25 Moving Air Filter Assembly and DV Box AdapterSealing Type-B Double-Wall Vent Pipe or Galvanized Vent Pipe Sealing PVC, CPVC, ABS, Dryer Vent, and Flex Duct Vent PipeMultiple Sidewall Direct Vent Installations 6. Outdoor Installation Venting6 MAXIMUM Vertical Combustion Air Inlet ClearancesOutdoor Vent/Air Inlet Location FIG. 27 Outdoor Vent Cap Installed on Rear of UnitThe Outdoor Vent Cap Kit Installation and Service ManualConnecting Gas Piping to Unit CONNECTING TO GAS SUPPLYGas Piping Gas Pressure TestFIG. 28 Gas Line Connection Gas Train and ControlsFIG. 29 Typical Boiler Gas Train Drawing TABLE-JChecking Gas Supply Pressure Combination Gas ValvesVenting of Combination Gas Valves INSTALLATION ContinuedTABLE - L Multiple Unit Installations Gas Supply Pipe Sizing Gas Manifold Pressure AdjustmentFIG. 30 Measuring Gas Supply Pressure at Combination Gas Valve Installation and Service ManualInlet and Outlet Connections CONNECTING TO WATER SUPPLYRetain this cap for future use FIG. 31 Measuring Manifold Gas PressureWater Flow Switch CONNECTING TO ELECTRICAL SUPPLYRelief Valve Low Water CutoffTABLE-N AMP Draw Data BOILER SYSTEM PIPINGGeneral Plumbing Rules Water Connections Heating Boilers OnlyCirculator Pump Specifications Heat Exchanger Pressure Drop ChartPump Installation and Maintenance FIG. 34 Pressure Drop Chart 399,999 - 750,000Table - O LTV Valve Kits Low Temperature Return Water SystemsInput LTV Valve Kit Btu/hr 399,999 - 750,000VAL3048 990,000 - 2,070,000 VAL3047Radiant Floor and Snow Melt Heating Systems TABLE-P System Temperature Rise Chart Based on Btu/hr Input10ºF 20ºFBoiler Flow Rate Temperature/Pressure GaugePlacing the Boiler in Operation Boiler Bypass RequirementsBoiler Operating Temperature Control Installation with a Chilled Water SystemFIG. 41 Installation with a Chilled Water System Installation and Service ManualTerminal Strip Connection Options WATER TREATMENTINSTALLATION Continued Hydronic Heating Boilers and Domestic Water HeatersOPERATION FOR YOUR SAFETY READ BEFORE OPERATINGFigure 42C Figure 42BOPERATION Continued FIG. 43 Control Panel Cover FIG. 44 ON/OFF SwitchLIGHTING INSTRUCTIONS WHAT TO DO IF YOU SMELL GAS Do not try to light any appliancePROGRAMMING TEMPERATURE CONTROL Power UpQuick Programming Overview To Turn Off Gas To ApplianceTABLE-Q Adjust Menu Settings for Operating Modes Adjust Menu Setting DescriptionsTABLE-R View Menu Information Menu DescriptionFIG. 48 Adjust Menu Adjust MenuIgnition Systems and Stages Operating ModesTemperature Control Access LevelsPlacement of Sensors FIG. 49 User Access Level Dip Switch LocationSettings Graphic SymbolsFIG. 50 Graphic Symbols Staging LogicProgramming For Mode 3, Sequenced Operation Programming For Mode 2, Water Heating OperationRemote Mounting of Sensors TABLE-S Programming WorksheetTABLE-T Remote Wire Connection Error and Warning MessagesHOT SURFACE IGNITION SYSTEM Hot Surface Igniter and Ignition Control ModuleAccess to Internal Control Panel Diagnostic Status IndicationIgnition Control Diagnostic Codes Removing the Control PanelTime Delay Between Stages 1&2 and 3&4 OPERATION AND DIAGNOSTIC LIGHTSPump Delay Timing Status LED Diagnostic CodesTemperature Rise Chart Required Temperature RiseDOMESTIC WATER HEATERS Water Velocity ControlCirculating Pump Pipe Size RequirementsTABLE-X FIG. 54 Typical Water Heater Piping with Storage TankDomestic Water Temperatures Potable Hot Water Temperature Control SettingsDOMESTIC WATER HEATERS ContinuedOptional Relief Valve High Water Temperature Limit ControlThermal Expansion Location of Cold Water Supply Piping ConnectionsFlue Gas Passageways Cleaning Procedures CLEANING AND MAINTENANCEBurner Removal and Cleaning Appliance AreaFan Cleaning Heat Exchanger CleaningCombustion Air Fan Adjustment ElectricalAdjusting Differential Air Pressure CLEANING AND MAINTENANCE ContinuedFIG. 56 Adjusting Air Shutter 399,999 - 750,000 Btu/hr Models FIG. 58 Adjusting Air Shutter 990,000 - 2,070,000 Btu/hr ModelsON/OFF ROCKER SWITCH POWER SUPPLYSEQUENCE OF OPERATION Servicing Hot Surface Igniter and Ignition ModuleSAFETY DEVICE TERMINALS MANUAL RESET HIGH-LIMIT THERMOSTATELECTRONIC TEMPERATURE CONTROLLER PRESSURE SWITCHHEAT TRANSFER PROCESS IGNITIONPOST-PURGE IDLEHydronic Heating Boilers and Domestic Water Heaters TROUBLESHOOTING GUIDE 399,999 - 750,000 Btu/hr ModelsStep StepInstallation and Service Manual TROUBLESHOOTING GUIDE 990,000 - 2,070,000 Btu/hr ModelsStep StepDIAGRAM A WIRING BOX CONNECTIONS - WIRINGDomestic Water Heaters Hydronic Heating BoilersLBL20008 REV A LADDER DIAGRAM 399,999 - 750,000 BTU/HR MODELSInstallation and Service Manual SCHEMATIC DIAGRAMHydronic Heating Boilers and Domestic Water Heaters Installation and Service Manual LBL20012 REV A LADDER DIAGRAM 990,000 - 2,070,000 BTU/HR MODELSHydronic Heating Boilers and Domestic Water Heaters 120 VAC 15AMPSMODELS WIRING DIAGRAMCONNECTOR CONNECTION DIAGRAM AHydronic Heating Boilers and Domestic Water Heaters BTU/HR MODELS CONTINUED DIAGRAM B CONNECTIONS 990,000 - 2,070,000CF-CHE-i&s-08 1/09