prism_checklist_03_operation

• Prism Dive Number

• Location
  Address

• Conducted on

  Date

• Diver

• Buddy

Pre check details

• Intra Dive

  Yes

  No

  N/A

• Scrubber

  New

  Used

• 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

  Yes

  No

  N/A

• 2. Install Analyzed + Labeled Gas Cylinders

  Yes

  No

  N/A

• 3. Turn On Wrist Display

  Yes

  No

  N/A

• 4. Turn On HUD − Check Battery Status

  Yes

  No

  N/A

• 5. Oxygen System Leak Test<br>(hold for 30 seconds minimum)

  Yes

  No

  N/A

• 6. Negative Pressure Test<br>(hold for 1 minute minimum)

  Yes

  No

  N/A

• 7. Positive Pressure Test<br>(hold for 1 minute minimum)

  Yes

  No

  N/A

• 8. Flush Loop (2 times)

  Yes

  No

  N/A

• 9. Calibrate Wrist & HUD<br>(hold for 30 seconds minimum)

  Yes

  No

  N/A

• 10. Check Solenoid & Wrist Display Battery

  Yes

  No

  N/A

• 11. Install Cover

  Yes

  No

  N/A

• 12. Diluent System Leak Test

  Yes

  No

  N/A

• 13. Check ADV, BOV if equipped, and BCD

  Yes

  No

  N/A

• 14. Pre-Breathe (5 minutes)

  Yes

  No

  N/A

• 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

  Yes

  No

  N/A

• 16. HUD And Wrist Displays On

  Yes

  No

  N/A

• 17. Tank Valves Open

  Yes

  No

  N/A

• 18. Verify Setpoint And Loop Contents

  Yes

  No

  N/A

• 19. Don The Prism 2

  Yes

  No

  N/A

• 20. Pre-Jump<br>(See hang tag on rebreather.)

  Yes

  No

  N/A