Pre check details

Intra Dive


Total Time Used On Scrubber:

Maximum Scrubber Duration: 240 MIN (0.5% SEV CO2) using 6-12 @ 40 °F/4.4 °C, 1.35 slpm CO2, 40 lpm RMV, 60 fsw/28 msw

Operational Checklist

1. Assembly Checklist Completed

2. Install Analyzed + Labeled Gas Cylinders

3. Turn On Wrist Display

4. Turn On HUD − Check Battery Status

5. Oxygen System Leak Test
(hold for 30 seconds minimum)

6. Negative Pressure Test
(hold for 1 minute minimum)

7. Positive Pressure Test
(hold for 1 minute minimum)

8. Flush Loop (2 times)

9. Calibrate Wrist & HUD
(hold for 30 seconds minimum)

10. Check Solenoid & Wrist Display Battery

11. Install Cover

12. Diluent System Leak Test

13. Check ADV, BOV if equipped, and BCD

14. Pre-Breathe (5 minutes)

If Diving Immediately: Continue with “Pre-Dive Checks”. If NOT Diving Immediately: Close O2 + diluent cylinder valves, drain hoses, turn off electronics and secure unit.

Pre-Dive Checks:

15. Weights

16. HUD And Wrist Displays On

17. Tank Valves Open

18. Verify Setpoint And Loop Contents

19. Don The Prism 2

20. Pre-Jump
(See hang tag on rebreather.)

Please note that this checklist is a hypothetical example and provides basic information only. It is not intended to take the place of, among other things, workplace, health and safety advice; medical advice, diagnosis, or treatment; or other applicable laws. You should also seek your own professional advice to determine if the use of such checklist is permissible in your workplace or jurisdiction.