Weil-McLain 550-141-827/1201 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 block, no burner. Sizes 3 through 6 with jacket installed; water trim controls shipped separately. Sizes 7 through 9 with jacket and water 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 22 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 FigureLay a foundation, if needed Do not install exhaust fan in boiler roomProvide air for combustion and ventilation Boiler Foundation Size TablePlace boiler Install Non-Packaged BoilerFiberglass wool and ceramic fiber materials Tankless heater, if used Perform hydrostatic pressure testControl Tapping Table Install jacket sizes 7 through 9 onlyInstall boiler controls Install burner also refer to instructions packed with burner Minimum Chimney Size Table Connect BreechingGeneral chimney requirements Connect Breeching General piping information Install pipingConnect Water Piping Diaphragm expansion tank FigureExpansion Tank Zoning with zone valves Piping Multiple ZonesZoning with circulators Connect Water Piping Hot Water Can Scald Connect Tankless Heater PipingUse with refrigeration systems To pipe tankless heater Tankless Heater Ratings TableThermostat wiring Connect WiringGeneral wiring requirements Burner wiringConnect Wiring Oil piping connection at burner Connect Oil PipingGeneral oil piping requirements Tips for water systems Start-UpFill the system To place in operationCheck-Out Procedure Check off steps as completedBurner adjustments for a boilers AppendixParts List DescriptionParts Drawing Dimensions DimensionsIntermediate Ratings SGO-W Gold OIL Water Boiler Ratings

SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER, 550-141-827/1201 specifications

The Weil-McLain SGO-W Series 3 Oil-Fired Natural Draft Water Boiler is a robust and efficient solution designed for residential heating needs. This boiler stands out for its exceptional construction and advanced engineering, ensuring reliability and longevity for homeowners.

One of the core features of the SGO-W Series 3 is its cast iron heat exchanger, which provides excellent thermal efficiency. The boiler is designed to retain heat for extended periods, allowing for reduced energy consumption and lower heating bills. The heavy-duty cast iron sections are built to withstand high pressures and temperatures, ensuring durability in various conditions.

The SGO-W Series 3 is equipped with a natural draft design, allowing it to utilize the natural upwards movement of flue gases. This design eliminates the need for complicated power venting systems, making installation simpler and more cost-effective. It also enhances the boiler's efficiency by promoting better combustion processes in the burner.

Another significant characteristic is its versatile fuel options. The SGO-W Series 3 accommodates No. 2 fuel oil, making it a viable option for users who prefer or require oil heating. This versatility is crucial for homeowners in areas where natural gas is not available or preferred.

The boiler operates at a high efficiency rate, contributing to lower emissions and compliance with environmental standards. Its energy-efficient design not only benefits the environment but also allows for significant savings over time. The unit is also equipped with a reliable and easily adjustable fuel burner, providing flexibility in managing heating output to suit various residential heating demands.

For safety and convenience, the Weil-McLain SGO-W Series 3 features an electronic ignition system that ensures reliable starting and operation, even in adverse weather conditions. Additionally, the boiler is designed for easy serviceability, with accessible components allowing for quick maintenance and repairs, ensuring that homeowners can rely on continual performance and minimal downtime.

In summary, the Weil-McLain SGO-W Series 3 Oil-Fired Natural Draft Water Boiler is a powerful and efficient heating solution, combining advanced technologies with robust construction. Its cast iron heat exchanger, natural draft design, fuel flexibility, high efficiency, and convenient features make it an excellent choice for residential heating applications, supporting homeowners' comfort and reducing energy costs.