

1. D-ONE Training Course

2. Neck Ring Assembly – Replace O-Ring and Neoprene Collar

3. Replace Neck Pad

4. Replace and Check Swing-Arm System

5. Helmet Shell Check

6. Comms Check

7. Helmet Lining Cleaning

8. Post Dive Cleaning and Sanitizing

9. Exhaust & Water Dump Systems Check

10. Side Block Check

11. Setting the Demand Regulator

12. DRASS Company Presentation
