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Compressor Operator Certificate

The tuition of individuals to acquaint them with:

  • Legal rights and obligations in operating a high-pressure breathing air compressor.
  • Emphasise the safety requirements and safety procedures in handling high-pressure compressed air.
  • Give general advice on trouble-shooting, repair and maintenance on compressors and motors.


  • Must be at least 18 years old.
  • Must be a member of an SAUU affiliated Club, School or Association.
  • Must attend a Compressor Operator course.
  • Must pass the theory examination as set by an in-date CMAS-ISA Instructor, holding a compressor operator certificate for not less than a year, and approved by CMAS-ISA. A pass mark of 65% is compulsory.
  • Must pass the prescribed practical tests.
  • Must fill 15 cylinders, including three start-ups and shut-downs of a Compressor, under supervision of an operator holding the Compressor Operator Certificate. These fillings must be logged onto the logbook card for the Compressor Operator Certificate and verified by a holder of a CMAS-ISA Compressor Operator Certificate.


Parts 5 & 6 must be completed within 1 year of writing the theory examination. Failing which parts 4 & 5 must be re-done. The above-mentioned prerequisites are the minimum required for the CMAS-ISA Compressor Operator Certificate