Weil-McLain 550-141-829/1201 manual Parts List

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Parts List

Repair parts must be purchased through Weil-McLain for the specific boiler as indicated in the list below. Results from using modified or other manufactured parts will not be covered by warranty and may damage boiler or impair operation.

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Contents This Manual Includes Installation Start-Up Boiler Parts Symbol Definitions When Calling or Writing About the BoilerRead This Page First Hazard DefinitionsTable of Contents Before Installing Boiler Installations must comply withBefore selecting boiler location Provide clearances around boiler see FigureProvide air for combustion and ventilation Lay a foundation, if neededInstall Packaged Boiler Place boilerTankless heater, if used Perform hydrostatic pressure testInstall Non-Packaged Boiler Fiberglass wool and ceramic fiber materialsNon-Packaged SGO-3 through 6 position on site Install Non-Packaged Boiler Install Packaged and Non-Packaged Boiler Install burner also refer to instructions packed with burnerInstall Packaged and Non-Packaged Boiler Connect Breeching General chimney requirementsConnect Breeching Connect Steam Piping Install pipingGeneral piping information Connect Steam Piping Connect Steam Piping Optional reservoir piping Condensate Receiver Capacity TableConnect Tankless Heater Piping To pipe tankless heaterConnect Wiring General wiring requirementsThermostat wiring Burner wiringConnect Wiring Low Water Cutoff Wiring Harness not furnished on a Boilers Connect Wiring Boiler Wiring for Probe-Type Lwco General oil piping requirements Connect Oil PipingOil piping connection at burner Start-Up Fill the systemTips for steam systems To place in operationCheck-Out Procedure Check off steps as completedAppendix Burner adjustments for P and a boilersTo connect SGO boilers to indirect-fired water heaters Parts List Parts Drawing Dimensions DimensionsDimensions