What is the purpose of a hydrostatic test in the context of boiler maintenance?

The primary purpose of a hydrostatic test in the context of boiler maintenance is to detect leaks and ensure the integrity of the boiler and its components. During this test, the boiler is filled with water, and the pressure is increased to a specified level beyond its normal operating conditions. This allows for the identification of any potential leaks in the system, as any weak points or breaches will reveal themselves under the increased pressure.

By testing the boiler's integrity in this manner, maintenance personnel can ensure that it is safe to operate and that there are no hidden issues that could lead to failures during normal use. This proactive approach helps to prevent leaks, thus enhancing safety and reliability in boiler operations. Other options—like checking for operational efficiency, cleaning the system, or assessing water quality—do not directly relate to the fundamental aim of a hydrostatic test.