What are the primary components of a boiler designed for hot water heating?

The primary components of a boiler designed for hot water heating are essential for its operation and efficiency. A boiler shell provides the structural integrity and houses the water and heated components. Burners are critical as they generate the heat needed for the hot water system by combusting fuel or using electricity. The heat exchanger facilitates the transfer of heat from the burners to the water, ensuring efficient heating. Controls, which include thermostats and pressure regulators, help manage the system's operation, maintaining desired temperatures and pressures for safe and effective heating.

These components work together seamlessly to ensure that the boiler operates effectively and safely, delivering hot water for various uses, such as space heating or domestic hot water needs. Understanding each component's role is key in evaluating a boiler's performance and troubleshooting any issues that may arise during operation.