Weil-McLain SGO-W SERIES 3 OIL-FIRED NATURAL DRAFT WATER BOILER, 550-141-827/1201 manual Appendix

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Appendix

Burner adjustments for “A” boilers:

Final burner adjustments must be made using combustion test

equipment to assure proper operation. Do not fire boiler without water or sections will overheat.

1.Refer to burner manual for start-up.

2.Allow boiler to heat to design condition.

3.Using combustion test equipment, adjust burner for:

a.CO2 between 11% and 12% and 0 smoke.

b.-0.01" to -0.02" W.C. draft in combustion chamber.

To connect SGO-W boilers to Weil-McLain PLUS indirect-fired water heaters:

Install and wire per water heater manual provided with water heater.

If boiler already has a tankless heater installed:

Remove tankless heater and install cover plate

OR

Leave tankless heater installed. Drain coil and remove piping. Do not plug holes in tankless heater front plate.

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Contents This Manual Includes Installation Start-Up Boiler Parts Hazard Definitions Symbol DefinitionsWhen Calling or Writing About the Boiler Read This Page FirstTable of Contents Provide clearances around boiler see Figure Before Installing BoilerInstallations must comply with Before selecting boiler locationBoiler Foundation Size Table Do not install exhaust fan in boiler roomProvide air for combustion and ventilation Lay a foundation, if neededPlace boiler Install Non-Packaged BoilerFiberglass wool and ceramic fiber materials Perform hydrostatic pressure test Tankless heater, if usedControl 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 Diaphragm expansion tank Figure Install pipingConnect Water Piping General piping informationExpansion Tank Zoning with zone valves Piping Multiple ZonesZoning with circulators Connect Water Piping Hot Water Can Scald Connect Tankless Heater PipingUse with refrigeration systems Tankless Heater Ratings Table To pipe tankless heaterBurner wiring Connect WiringGeneral wiring requirements Thermostat wiringConnect Wiring Oil piping connection at burner Connect Oil PipingGeneral oil piping requirements To place in operation Start-UpFill the system Tips for water systemsCheck off steps as completed Check-Out ProcedureAppendix Burner adjustments for a boilersDescription Parts ListParts Drawing Dimensions DimensionsIntermediate SGO-W Gold OIL Water Boiler Ratings 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.