Weil-McLain 550-141-829/1201 manual Read This Page First, Hazard Definitions, Symbol Definitions

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Read This Page First

Hazard Definitions

The following terms are used to bring attention to the presence of hazards of various risk levels or to important information concerning product life.

Indicates presence of hazards that will cause severe personal injury, death or substantial property damage if ignored.

Indicates presence of hazards that can cause severe personal injury, death or substantial property damage if ignored.

Indicates presence of hazards that will or can cause minor personal injury or property damage if ignored.

Indicates special instructions on installation, operation, or maintenance that are important but not related to personal injury hazards.

Symbol Definitions

The following symbols are used to indicate sequence of installation for:

Factory-assembled packaged boiler—block, jacket and controls. Sizes 3 through 6 only.

Factory-assembled block, no burner. Sizes 3 through 6 with jacket installed; steam trim controls shipped separately. Sizes 7 through 9 with jacket and steam trim controls shipped separately.

When Calling or Writing About the Boiler

Please have boiler model number and series from boiler rating label and CP number(s) from boiler jacket, burner and controls. On page 26 of this manual is space to list CP number(s).

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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 General piping information Install pipingConnect Steam Piping 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 Oil piping connection at burner Connect Oil PipingGeneral oil piping requirements Tips for steam systems Start-UpFill the system To place in operationCheck-Out Procedure Check off steps as completedTo connect SGO boilers to indirect-fired water heaters Burner adjustments for P and a boilersAppendix Parts List Parts Drawing Dimensions DimensionsDimensions