What is the primary function of blowdown connections on a boiler?

The primary function of blowdown connections on a boiler is to drain the boiler and remove sediments. Over time, minerals and other impurities can accumulate in the water within the boiler, leading to scale buildup and other operational issues. The blowdown process helps to control the concentration of these contaminants by periodically removing a portion of the water along with the accumulated sediments. This action not only prevents potential damage to the boiler components but also ensures efficient operation by maintaining water quality.

Regular blowdown is essential to extending the life of the boiler and ensuring safe, efficient performance. It plays an important role in managing water chemistry and maintaining proper boiler operation, which is critical for both safety and efficiency in a heated water system.