Weil-McLain WGO manual ForYour Safety, Tips for water systems

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ForYour Safety

Follow instructions below to prevent severe personal injury, death or substan- tial property damage:

Do not use crankcase drainings or any oil containing gasoline. See burner manual for proper fuel oil.

Do not attempt to start burner when excess oil has accumulated in combustion chamber, when unit is full of vapor, or when combus- tion chamber is very hot.

Do not start burner unless collector hood, flue cap, jacket cap, breeching and burner mount- ing door are secured in place.

Never burn garbage or paper in the boiler.

Never leave combustible material around boiler.

DO NOT TAMPER WITH UNIT OR CONTROLS. Always follow specific instructions when starting up boiler or performing routine maintenance or service.

WARNING Follow instructions below to prevent severe personal injury, death or substan- tial property damage:

To avoid electric shock, disconnect electrical supply to burner service switch and additional external switches before performing service.

To avoid severe burns, allow boiler to cool before performing service.

Do not block flow of combustion or ventilation air to boiler.

Boiler must be connected to a flue with sufficient draft at all times to assure proper operation.

Do not use this boiler if any part has been under water. Electrical and mechanical failures may cause electric shock and fire risks. Immediately call a qualified service technician to inspect chimney or vent, boiler and burner. Have the boiler flueways cleaned and have the following replaced:

all electrical and mechanical controls

electrical wiring

oil burner and controls

insulation and chamber lining

Tips for water systems:

Check boiler and system piping for leaks. Continual makeup water will reduce boiler life. Minerals can build up in sections, reducing heat transfer and causing cast iron to overheat, resulting in section failure.

CAUTION Failure to maintain recom- mended pH and repair leaks can cause section iron corrosion, leading to section failure and leaks. Do not use petroleum-based sealing

or stop-leak compounds in boiler systems. Damage to system components can result, causing property damage.

Boiler water pH 7.0 to 8.5 is recommended. For pH conditions outside 7.0 to 8.5 range or unusually hard water areas (above 7 grains hardness), consult local water treatment company.

When using antifreeze:

-Use antifreeze especially made for hydronic systems. Inhibited propylene glycol is recommended.

Do not use automotive, ethylene glycol, undiluted or petroleum- based antifreeze. Severe personal injury, death or substantial property damage can result.

-50% solution provides protection to about -300F.

-Local codes may require back-flow preventer or actual disconnect from city water supply.

-Determine quantity according to system water content. Boiler water content is listed on back cover of Boiler Manual. Percent of solution will affect sizing of heat distribution units, circulator and expansion tank.

-Follow antifreeze manufacturer's instruc- tions.

Do not add cold water to hot boiler. Thermal shock can cause sections to crack.

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Contents Part No -141-828/1202 WGO, Wtgo and SGO-WHazard Definitions Read This Page FirstTips for water systems ForYour SafetyRoutine Maintenance Schedule WGO/WTGO see Figure Start-upWater Relief Valve on back of boiler SGO-W see FigureCommon Problems Common Causes Annual Service Check List Cleaning boiler flueways Detailed Service ProceduresTo place in operation Fill the systemGeneral description of control operation Controls requiring annual servicePart No -141-828/1202

WGO specifications

The Weil-McLain WGO series is a line of oil-fired cast iron boilers designed to provide reliable performance and efficiency for residential and commercial heating. Known for their durability and longevity, the WGO boilers are a favorite among homeowners and contractors alike.

One of the main features of the WGO series is its rugged construction. These boilers are made from high-quality cast iron, which not only enhances the reliability of the unit but also contributes to efficient heat transfer. The cast iron design resists corrosion and provides excellent thermal mass, resulting in uniform heating and reduced fuel consumption.

The WGO boilers come with a standard efficiency of up to 87%, which makes them a cost-effective solution for heating needs. Equipped with a multiple-burner system, these boilers deliver consistent heat across various applications. The burners utilize advanced technology to optimize fuel combustion, contributing to lower emissions and higher efficiency.

In terms of features, the WGO series is designed for easy installation and maintenance. A front-access design allows for straightforward servicing, ensuring that routine checks and repairs can be conducted with minimal disruption. Moreover, Weil-McLain provides a robust warranty and a network of support to help homeowners and contractors maintain peak performance over the years.

Another characteristic of the WGO series is its adaptability. These boilers come in several sizes, making it easy to find the right fit for any space. From smaller homes to larger commercial settings, the WGO's flexibility makes it a versatile choice. Additionally, the series is compatible with a variety of heating systems, including hot water and steam systems.

Moreover, Weil-McLain integrates modern technologies into the WGO series, enhancing control and user comfort. The availability of advanced control systems allows for easier temperature adjustments and improved energy management. This integration leads not only to enhanced comfort but also to substantial savings on fuel costs over the life of the boiler.

In summary, the Weil-McLain WGO series stands out for its durable construction, efficient performance, and ease of maintenance. With advanced technology, excellent adaptability, and a commitment to reliability, the WGO boilers are a solid investment for anyone looking to enhance their heating systems. Regardless of the application, these boilers deliver the comfort and performance necessary to meet demanding heating needs.