Commercial diving/Basic design, use and operating principles of diving equipment
Appearance
Relevance: Scuba diving, Surface supplied diving, Surface oriented wet bell diving.
Required outcomes:
- Identify and describe the function, selection, adjustment for personal use, pre-use inspection, care and maintenance of all personal dive equipment
- Describe the identification, function, selection, pre-use inspection and testing, care and maintenance of scuba equipment. Explain the operation of regulator first and second stages, submersible pressure gauges, half masks, full-face masks and bailout sets (emergency gas supply)
- Discuss the surface supplied breathing apparatus options and their correct use, handling and care, explain the functions and application of lightweight demand helmets, free-flow helmets, band-masks, full-face masks and bailout sets
- Describe the handling, management and care of the diver’s umbilical
- Describe the SSDE surface gas supply and panel components and sub-assemblies and the applications and limitations of the system
- Describe the principles, applications and limitations of scuba replacement
- Describe the operating principle of the basic types of rebreather scuba and their applications and limitations