GOLD CGs — User’s Information Manual

Common problems and solutions

Symptom

Common Causes

Possible Corrections

 

 

 

Popping or percolating

Mineral deposits in sections due to

Call qualified service technician to de-lime

noise heard in boiler

constant use of makeup water

boiler, if necessary. In some cases,

 

 

deposits will be too heavy to remove with

 

 

de-liming procedures.

 

 

 

 

 

Have qualified service technician repair

 

 

leaks to eliminate need for constant

 

 

makeup water.

 

 

 

 

Incorrect pH of boiler water

Call qualified service technician to check

 

 

pH level and correct. pH should be

 

 

maintained between 7.0 to 8.5.

 

 

 

 

Insufficient water flow through

Check all valves to and from boiler. Return

 

boiler

to proper setting.

 

 

 

 

 

Confirm circulator size.

 

 

 

Metal flakes found in vent

Contaminated combustion air

Remove any contaminating products. See

outlet or vent — flueway

supply — See page 4 in this

page 4 in this manual.

corrosion

manual.

 

Provide outside air for combustion. Kit

 

 

 

 

 

available through Weil-McLain distributor.

 

 

Have qualified service technician pipe-up

 

 

kit.

 

 

 

 

Condensation of combustion

Have qualified service technician inspect

 

gases in boiler sections

system piping and controls to verify proper

 

 

regulation of return water temperature.

 

 

 

Some radiators or

Air in system

Bleed air from system through air vents in

baseboard units do not

 

radiators or baseboard units.

heat or are noisy

 

 

Low system pressure

Fill to correct pressure.

 

 

 

 

 

 

Check for leaks in boiler or piping. Have

 

 

qualified service technician repair at once.

 

 

 

 

High limit set too low

Adjust high limit to higher setting.

 

 

 

Part No. 550-110-261/0999

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Weil-McLain GOLD CGs manual Symptom Common Causes Possible Corrections

GOLD CGs specifications

Weil-McLain has established itself as a leader in the heating industry, and the GOLD CG series is a testament to its commitment to innovation, efficiency, and performance. The GOLD CG is a high-efficiency gas boiler designed for both residential and commercial applications. With its robust construction and intelligent engineering, it provides reliable heating while minimizing fuel consumption.

One of the standout features of the GOLD CG series is its advanced cast iron heat exchanger. This allows for excellent heat retention and optimal efficiency, ensuring that the boiler operates at a high performance level while consuming less energy. The cast iron design not only promotes longevity but also helps in maintaining consistent heating throughout the space.

Another key characteristic of the GOLD CG series is its modulating gas burner. This technology enables the boiler to adjust its output in response to the current heating demands, resulting in improved efficiency and significant energy savings. This modulation reduces short cycling, which can lead to increased wear and tear on the system over time.

The GOLD CG boilers are equipped with a user-friendly control interface, allowing homeowners and property managers to easily monitor and adjust settings. The integrated control system features advanced diagnostics that simplify troubleshooting and maintenance, making it easy to keep the system running smoothly.

Moreover, the GOLD CG series supports a wide range of installation options, including natural gas or propane configurations. This adaptability ensures that it can meet various heating needs, whether in smaller residential settings or larger commercial environments. Additionally, the compact design allows for easy placement in tight spaces, making it a versatile choice for numerous applications.

Environmental considerations are also at the forefront of the GOLD CG series. The boilers are designed to operate efficiently, which helps reduce greenhouse gas emissions. With high Annual Fuel Utilization Efficiency (AFUE) ratings, these boilers meet or exceed most energy efficiency standards, contributing to a more sustainable heating solution.

In summary, the Weil-McLain GOLD CG series stands out for its combination of efficiency, advanced technology, and thoughtful design. With features like a durable cast iron heat exchanger, modulating gas burner technology, and user-friendly controls, it provides reliable heating for a variety of applications while promoting energy conservation and sustainability. Whether for residential or commercial use, the GOLD CG series represents a top-tier choice for modern heating needs.