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Weil-McLain 550-141-826/1201 manual Connect Wiring, Continued

Models: 550-141-826/1201

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Connect Wiring

CONTINUED

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Weil-McLain 550-141-826/1201 manual Connect Wiring, Continued

Contents

Boiler Parts This Manual Includes Installation Start-UpPart No. 550-141-826/1201 WGO SERIES 3 OIL-FIREDNATURAL DRAFT WATER BOILERWhen Calling or Writing About the Boiler Symbol DefinitionsRead This Page First Hazard DefinitionsTable of Contents Table of ContentsBefore Installing Boiler Install Packaged BoilerInstallations must comply with Before Installing BoilerBefore selecting boiler location Provide clearances around boiler see FIGUREGo to page 6 to install boiler Before Installing Boiler CONTINUEDGo to page 8 to install boiler Do not install exhaust fan in boiler roomPlace boiler Install Packaged BoilerPerform hydrostatic pressure test Go to page 12 to connect breeching and ventingInstall Packaged Boiler CONTINUED Precautionary measures Install Non-PackagedBoilerFiberglass wool and ceramic fiber materials First aid measuresInstall Non-PackagedBoiler CONTINUED Install jacket sizes 7 through 9 only Install Packaged and Non-PackagedBoilerInstall boiler controls CONTROL TAPPING TABLEInstall Packaged and Non-PackagedBoiler General chimney requirements Connect BreechingConnect breeching MINIMUM CHIMNEY SIZE TABLECONTINUED Connect BreechingFlue Pipe Bracket one on each side of pipe Back Outlet Breeching Connection FIGUREConnect Water Piping Install pipingGeneral piping information DIAPHRAGM expansion tank FIGUREConnect Water Piping CONTINUED 3.Zoning with circulators Piping MULTIPLE ZONES4.Zoning with zone valves Connect Water Piping CONTINUEDConnect Water Piping CONTINUED Connect Water Piping Use with refrigeration systemsGeneral wiring requirements Connect WiringThermostat wiring Burner wiringLimit Control Wiring Harness Circulator Wiring Connect WiringService Switch On Boiler Burner Wiring Harness Boiler Wiring for Forced Hot Water FIGURECONTINUED Connect WiringConnect Oil Piping General oil piping requirementsOil piping connection at burner Fill the system Start-UpTips for water systems To place in operationInstallation and Service Certificate Check-OutProcedureInstallation instructions have been followed Check-outprocedure has been performedAppendix Burner adjustments for “P” and “A” boilersAppendix Close clearance installationCombustible Surface A 6 Protection AppendixParts List W-MSalesDescription D E G H G Parts DrawingF Q B A K C L M PDimensions DIMENSIONS - inDIMENSIONS - mm CONTINUED Dimensions177.8 158.8WGO GOLD OIL WATER BOILER RATINGS Ratings