In the boiler steam system, the steam trap serves as a crucial component, performing the important tasks of removing condensate and preventing steam leakage. Among them, the FT44H-16C threaded steam trap specifically designed for boilers, with its features such as high-temperature resistance, anti-water hammer capability, and reliable sealing, is widely used in industrial boilers, power station boilers, and heating systems. However, improper selection or operational errors can lead to equipment failures, reduced efficiency, and even safety hazards. This article analyzes the key factors for the safe operation of the FT44H-16C threaded steam trap from four dimensions: selection principles, structural advantages, installation specifications, and maintenance points.