Manuals / Lochinvar / Household Appliance / Water Heater

Lochinvar 151 operation manual Installation & Operation Manual

Models: 151

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Installation & Operation Manual

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Lochinvar 151 operation manual Installation & Operation Manual

Contents

Save this manual for future reference Installation&OperationManual Models: 151 -AWII-I-ORev C WHAT TO DO IF YOU SMELL GASContents Hazard definitionsDANGER CAUTION CAUTION NOTICEWater heater operation – When servicing the water heater –Installation & Operation Manual Please read before proceedingInstallation & Operation Manual The Armor Water Heater - How it worksRear View - Model Models 151 -Rear View - Models 151 - Left Side inside unit - Models 151 -Left Side inside unit - Models 400 - Models 400 -Models 601 - Rear View - Models 400 -Ratings NotesInstallation & Operation Manual 1 Determine water heater location Installation must comply withCloset and alcove installations Clearances for service accessInstallation & Operation Manual 1 Determine water heater location continuedVent and air piping Residential garage installationPrecautions Provide air openings to room1 Determine water heater location continued Table 1A Corrosive Contaminants and SourcesProducts to avoid Areas likely to have contaminants1 Determine water heater location Installation & Operation ManualModels 151 - 2 Prepare water heaterGas conversions Remove water heater from wood palletInstallation & Operation Manual Figure 2-3 Installing Propane Orifice - ModelFigure 2-4 Gas Valve Adjustment - Model ModelLeveling the water heater Figure 2-5 Gas Valve Adjustment - Models 601 -2 Prepare water heater continued Models 601 -Direct venting options - Sidewall Vent 3 General ventingInstallation & Operation Manual 3 General venting continuedDirect venting options - Vertical Vent Figure 3-7 PVC/CPVC Vertical Vent, Sidewall AirPVC/CPVC Vent piping materials Install vent and combustion air pipingRequirements for installation in Canada Installing vent or air piping3 General venting continued PVC/CPVC Air intake/vent connectionsTable 3A Vent Pipe, and Fittings Installation & Operation Manual3 General venting Air inlet pipe materialsStainless steel vent Installation & Operation ManualSaf-TVent Z FlexModel FasNSealRemoving from existing vent Kit NumberEquivalent Vent LengthDescription Optional room airVent, air piping and termination Table 3F Optional Room Air KitModel If using the alternate sidewall termination4 Sidewall direct venting Vent/air termination - sidewallVent/air termination – sidewall 4 Sidewall direct venting continuedFigure 4-3A Clearance to Gravity Air Inlets Installation & Operation ManualCenterline Width Figure 4-5A Sidewall Termination AssemblyTable 4B Sidewall Vent Centerline Dimensions Vent4 Sidewall direct venting continued Multiple vent/air terminationsTermination and fittings Installation & Operation ManualDescription and usage Sidewall termination installationFigure 4-8 Kit Contents_CVK3003 - Models 151 - Figure 4-9 Kit Contents_CVK3007 - Models 286 -Vent Figure 4-10 Concentric Vent Dimensional DrawingDimensional Figure 4-11 Concentric4 Sidewall direct venting Figure 4-13 Concentric Vent Sidewall AttachmentMultiventing sidewall terminations Installation & Operation ManualDetermine location 5 Vertical direct ventingVent/air termination – vertical Installation & Operation Manual5 Vertical direct venting Prepare roof penetrationsMultiple vent/air terminations Installation & Operation ManualFigure 5-4 Concentric Vertical Termination Vertical termination installationFigure 5-5 Do Not Install U-Bendto Rain Cap 5 Vertical direct venting continued5 Vertical direct venting Figure 5-6 Concentric Vent Roof InstallationMultiventing vertical terminations Installation & Operation ManualInlet Size Alternate vertical concentric ventingVent / Air Minimum Existing5 Vertical direct venting Existing vent as a chaseFigure 5-10 Existing Vent as a Chase Installation & Operation Manual6 System piping Flow switch and relief valve installationFlow switch adjustment Figure 6-2 Flow Switch AdjustmentPiping components Temperature and pressure relief valveTemperature Rise ScaldingHIGH TEMPERATURE 6 System piping continuedInstallation & Operation Manual 140 HOT WATER SUPPLY LOW TEMPERATURE BUILDINGBUILDING RETURN COLD WATER SUPPLYHOT WATER SUPPLY STORAGE TANKRETURN Figure 6-6 Single Heater - Double TankCOLD WATER SUPPLY HOT WATER SUPPLYCOLD WATER Number of UnitsModel Required Pipe Sizes in NPTNumber of Units Figure 6-8 Double Heater - Double TankInstallation & Operation Manual 6 System piping continuedFigure 7-3 Gas Supply Piping - Model Connecting gas supply piping7 Gas connections Figure 7-1 Gas Supply Piping - ModelsPropane gas Figure 7-5 Inlet Pipe with Backup Wrench7 Gas connections continued Natural gasSingle Unit Table 7A Natural Gas Pipe Size ChartNatural Gas Pipe Capacity Chart Check inlet gas supplyFigure 7-7 Inlet Gas Supply Check - Model Gas valve replacementGas pressure Figure 7-6 Inlet Gas Supply Check - Models 151 -Figure 8-2 Routing Field Wiring Models 151 - 8 Field wiringInstallation must comply with Figure 8-1 Line Voltage Field Wiring ConnectionsHigh gas pressure switch 8 Field wiring continuedLow gas pressure switch Louver proving switch8 Field wiring Alarm contactsWiring of the cascade Runtime contactsFigure 8-3 Low Voltage Field Wiring Connections 8 Field wiring continuedInstallation & Operation Manual Installation & Operation Manual 9 Condensate disposalCondensate drain Figure 9-1 Condensate DisposalChlorine concentration less than 200 ppm 10 Start-upCheck for gas leaks Inspect/fill condensate systemCheck system and water heater Final checks before starting the water heaterStart the water heater If water heater does not start correctlyFigure 10-2 Operating Instructions - Models 151 - FOR YOUR SAFETY READ BEFORE OPERATINGOPERATING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCEFigure 10-3 Operating Instructions - Models 400 - Installation & Operation Manual10 Start-up Set water heater operation Table 10A Flue Products ChartSet tank set point temperature Check flame and combustion continuedNOTICE Configuration of the cascadeSet clock 10 Start-up11 Operating information Temperature controlProtection features 0 - 10VDC input set point or powerError logging Water heater temperature regulationRuntime and alarm outputs Service reminderCascade Access modesInstaller 11 Operating information continued11 Operating information Sequence of operationOPERATION DISPLAYNAVIGATION DIAL PRESS OR TURN RESET KEY Armor water heater control moduleFigure 11-1 Control Panel Installation & Operation ManualStatus Bar IndicatorsWater heater Call for HeatLEFT SELECT Informationkey function OperationalRIGHT SELECT Dial Functionkey function NAVIGATIONTable 12A Service and Maintenance Schedules 12 Maintenance Maintenance and annual startupService technician Owner maintenanceInspect water heater area 12 MaintenanceAddress reported problems Clean condensate trapCheck control settings 12 Maintenance continuedCheck ignition ground wiring Check all water heater wiringPerform start-upand checks Check flame signalCleaning heat exchanger Figure 12-2 Burner AssemblyPart Table 12B Heat Exchanger Cleaning KitsCheck Delta T Oiled bearing circulatorsare connected or a fault condition is present 13 DiagramsFigure 13-1 Ladder Diagram Installation & Operation ManualLOW VOLTAGE 120 VAC HIGH VOLTAGE Figure 13-2 Wiring DiagramInstallation & Operation Manual 13 Diagrams continuedInstallation & Operation Manual Installation & Operation Manual AWII-I-ORev C 4/11