Annual Service Check List

The procedures and information on pages 7 through 11 are intended only for a qualified service technician who has the necessary equipment to inspect and adjust boiler and burner. A homeowner should never attempt these procedures. Qualified service technician must read pages 2 and 3 before proceeding.

 

 

 

 

D

D

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D

 

 

 

 

 

A

A

A

A

A

A

A

A

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A

 

 

 

Annual Service Call Check List

T

T

T

T

T

T

T

T

T

T

 

 

 

(follow in order listed below)

E

E

E

E

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E

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E

E

Comments

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Check that boiler area is free from

 

 

 

 

 

 

 

 

 

 

 

 

combustible materials, gasoline and other

 

 

 

 

 

 

 

 

 

 

 

 

flammable vapors and liquids.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

Check for and remove any obstruction to

 

 

 

 

 

 

 

 

 

 

 

 

combustion and ventilation air flow to boiler.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

Check breeching and chimney or vent for

 

 

 

 

 

 

 

 

 

 

 

 

obstructions, damage, etc. Repair or replace

 

 

 

 

 

 

 

 

 

 

 

 

as necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

Clean boiler flueways. See page 9.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

Perform service on relief valve and circulator.

 

 

 

 

 

 

 

 

 

 

 

 

See page 11.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

Check boiler and piping for leaks and repair if

 

 

 

 

 

 

 

 

 

 

 

 

found. Check for leaks at tankless heater

 

 

 

 

 

 

 

 

 

 

 

 

plate. Tighten nuts only if leaks are found (for

 

 

 

 

 

 

 

 

 

 

 

 

WTGO torque to 20-25 ft.lbs.).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

Inspect and adjust burner. See burner manual

 

 

 

 

 

 

 

 

 

 

 

 

and:

 

 

 

 

 

 

 

 

 

 

 

 

 

-

change

nozzle.

 

 

 

 

 

 

 

 

 

 

 

 

-

check

ignition electrode settings.

 

 

 

 

 

 

 

 

 

 

 

 

- clean blower housing and wheel.

 

 

 

 

 

 

 

 

 

 

 

 

-

make sure blower wheel turns freely.

 

 

 

 

 

 

 

 

 

 

 

 

-

oil burner motor if required.

 

 

 

 

 

 

 

 

 

 

 

 

-

clean air inlet.

 

 

 

 

 

 

 

 

 

 

 

 

- clean or change fuel filter and strainer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

Make sure boiler is filled with water.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

Start unit and verify combustion settings with

 

 

 

 

 

 

 

 

 

 

 

 

combustion test equipment.

 

 

 

 

 

 

 

 

 

 

 

 

See page 10.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

Verify operation of all controls on boiler. See

 

 

 

 

 

 

 

 

 

 

 

 

page 11.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

Any parts of the boiler furnished by Weil-McLain must be replaced by parts listed in

Weil-McLain Boiler and Repair Parts Book.

Page 8
Image 8
Weil-McLain WGO manual Annual Service Check List

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.