Completing the Pre-Dive Skills

Before you enter the water, you need to complete the following pre-dive skills that you learned about for your first two confined water dives.

• Complete the cylinder pressure check.
  • Make sure the air pressure is at least 170–200 bar/2500–3000 psi.
  • Turn on the PDC, and check its battery life.
• Follow the procedures from the first dive to complete the assembly checks.
• Follow the procedures from the first dive to complete the pre-dive buddy safety check.
• Follow the procedures from the first two dives to enter the water.