PSI Cylinder Inspection & Maintenance Training

Professional cylinder inspection and maintenance education for scuba divers and dive industry personnel.

Great Lakes Tech Diving offers PSI-PCI training for individual scuba divers, dive shop employees, and others involved in the inspection, care, and maintenance of scuba cylinders and valves.

Whether you're interested in understanding more about the equipment you dive with or developing skills used in dive shop operations, our courses provide structured training through PSI-PCI, the recognized leader in cylinder inspection and maintenance education.

Courses are available in person in northwest Ohio and through PSI-sanctioned, live, interactive online instruction.

Available Courses

Visual Cylinder Inspector (VCI)

Learn the principles and procedures involved in the visual inspection of high-pressure cylinders, including cylinder construction, inspection standards, identification of damage and defects, and inspection documentation.

This full-day course combines classroom education with practical inspection exercises.

Valve Repair Technician (VRT)

Learn about scuba cylinder valve construction, inspection, maintenance, and servicing procedures. Topics include valve components, common problems, proper servicing practices, and reassembly.

This course is approximately two hours in duration.

Prerequisite: Students must be current PSI-PCI Visual Cylinder Inspectors.

Oxygen Cylinder Cleaning Technician (OCCT)

Learn the principles and procedures involved in cleaning cylinders and valves for oxygen service, including contamination concerns, cleaning methods, inspection, and verification.

This course is approximately two hours in duration.

Prerequisite: Students must be current PSI-PCI Visual Cylinder Inspectors.

Combination Training Available

Students may enroll in Valve Repair Technician (VRT) and Oxygen Cylinder Cleaning Technician (OCCT) together at a special tuition rate.

Both courses can be completed in a single day. This is an excellent opportunity for current PSI-PCI Visual Cylinder Inspectors to expand their qualifications.

Choose Your Training Format

In-Person Training

Our in-person courses are conducted in northwest Ohio. During the winter, we offer convenient weekend programs allowing students to complete Visual Cylinder Inspector training on Saturday and Valve Repair Technician and Oxygen Cylinder Cleaning Technician training on Sunday.

Students may register for individual courses or complete all three during one weekend.

2027 Winter Training Weekends:

January 23–24
February 20–21
March 20–21

View In-Person Training Dates and Details

Live Online Training

Can't travel to northwest Ohio? Great Lakes Tech Diving also offers PSI-sanctioned online training conducted live through Google Meet.

These are interactive, instructor-led classes, not prerecorded videos or self-paced courses. Students participate in real time, ask questions, and interact directly with the instructor.

Online course availability, participation requirements, and scheduling information are provided on our online training page.

Learn About Live Online PSI Training

Why Train with Great Lakes Tech Diving?

Great Lakes Tech Diving brings decades of diving and instructional experience to its training programs. Our emphasis is on understanding the equipment, applying appropriate inspection and maintenance procedures, and developing sound technical knowledge.

Classes are taught personally, with opportunities for questions, discussion, and individual attention.

Registration and Course Information

For questions about course prerequisites, upcoming dates, or registration, please contact Great Lakes Tech Diving.

We welcome inquiries from individual divers as well as dive shops interested in training multiple employees.