Weil-McLain 550-141-829/1201 manual Dimensions

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Dimensions

DIMENSIONS - in.

BOILER
MODEL
NUMBER	A	B	L

SGO-3	—	131/2	167/8

SGO-4	—	165/8	20

SGO-5	—	197/8	221/8

SGO-6	19	231/2	261/4

SGO-7	221/8	261/8	293/8

SGO-8	251/4	291/4	321/2

SGO-9	283/8	323/8	355/8

DIMENSIONS - mm.

BOILER
MODEL
NUMBER	A	B	L

SGO-3	—	342.9	428.7

SGO-4	—	422.1	508.0

SGO-5	—	504.9	587.2

SGO-6	482.6	584.2	666.7

SGO-7	561.8	663.4	746.2

SGO-8	641.4	742.9	825.5

SGO-9	720.9	822.4	904.7

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Contents This Manual Includes Installation Start-Up Boiler Parts Read This Page First Symbol DefinitionsWhen Calling or Writing About the Boiler Hazard DefinitionsTable of Contents Before selecting boiler location Before Installing BoilerInstallations must comply with Provide clearances around boiler see FigureProvide air for combustion and ventilation Lay a foundation, if neededTankless heater, if used Install Packaged BoilerPlace boiler 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 Install piping Connect Steam PipingGeneral piping information Connect Steam Piping Connect Steam Piping Optional reservoir piping Condensate Receiver Capacity TableConnect Tankless Heater Piping To pipe tankless heaterThermostat wiring Connect WiringGeneral wiring requirements Burner wiringConnect Wiring Low Water Cutoff Wiring Harness not furnished on a Boilers Connect Wiring Boiler Wiring for Probe-Type Lwco Connect Oil Piping General oil piping requirementsOil piping connection at burner Tips for steam systems Start-UpFill the system To place in operationCheck-Out Procedure Check off steps as completedBurner adjustments for P and a boilers AppendixTo connect SGO boilers to indirect-fired water heaters Parts List Parts Drawing Dimensions DimensionsDimensions