Technical Familiarisation 

Manually Operated Valves  

Valves play an important role in our everyday lives. They are used in our home heating systems that help keep us warm.

They provide us with a reliable supply of fresh water, and they keep us secure in building complexes with fire water systems installed.
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Course Description 

A valve is a device that stops or starts the flow of a fluid, or changes the direction or rate. They are also crucial to maintaining pressure integrity.

They do all of this by adjusting components contained within them. Valves play an important role in our everyday lives. They are used in our home heating systems that help keep us warm.

 They provide us with a reliable supply of fresh water, and they keep us secure in building complexes with fire water systems installed. In the oil and gas industry, they also provide the means for safe and controlled operations.

Course Objectives

By the end of this course you will be able to:
  • Recognise isolation valve components
  • Recognise regulating valve components
  • Explain isolation valve functions 
  • Explain regulating valve functions 
  • Describe gate, ball and plug valves 
  • Describe butterfly and globe valves 
  • Describe diaphragm and needle valves 
  • Explain the operation of these valves
  • Recognise the hazards of stored energy
  • Recognise the hazards of trapped pressure
  • Describe correct body positions when operating valves