6.3　Start-up System

6.3.1　The installation of the start-up system pipes and accessories shall comply with the requirements of Article 5.4.9 in this Part.

6.3.2　The medium flow direction shall be noticed for the erection of the start-up system valves.The erection of the heating piping system for the valves shall meet the requirements of the manufacturer's technical documents.

6.3.3　The false valve core provided by the manufacturer shall be installed in the water level control valves in the start-up system before boiler chemical cleaning.It shall be recovered after chemical cleaning.