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Weil-McLain 550-141-826/1201 manual This Manual Includes Installation Start-Up, Boiler Parts

Models: 550-141-826/1201

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WGO SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER

This Manual

Includes:

Installation

Start-Up

Boiler Parts

As an EVERGY STAR Partner, Weil-McLain has determined that this product meets the ENERGY STAR guidelines for energy efficiency

Installer: • Make sure this is the correct manual for the boiler. Verify boiler model on rating label.

•Leave all documentation received with boiler and burner with unit for future reference.

User: Boiler and burner must be installed and serviced by qualified service technician.

Part No. 550-141-826/1201

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Weil-McLain manual This Manual Includes Installation Start-Up, Boiler Parts, Part No. 550-141-826/1201

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 WiringGeneral oil piping requirements Connect Oil PipingOil 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 AppendixW-MSales Parts ListDescription D E G H G Parts DrawingF Q B A K C L M PDIMENSIONS - in DimensionsDIMENSIONS - mm CONTINUED Dimensions177.8 158.8WGO GOLD OIL WATER BOILER RATINGS Ratings