Poseidon MKVI User Manual Chapter 1 Page 1 POSEIDON MKVI USER MANUAL Poseidon MKVI User Manual Chapter 1 Page i Table of Contents Table of Contents ...................................................................................................i Cylinders and regulators ......................................................................................10 Conventions Used in this Guide ............................................................................ iv Filling the cylinders .......................................................................................11 Preface .................................................................................................................v Conformance With CE Requirements .................................................................... vi Part 2 – Assembly 1. Stabjacket / BCD / Wing. ................................................................................13 Chapter 1 - Preparation & Assembly 2. Tank band. ......................................................................................................14 3. Counter lungs to BCD / Harness. ....................................................................15 Part 1 – Preparation 4. Rear CC hoses to counter lung. ......................................................................16 5. Rear CC loop hoses. .......................................................................................18 An Overview of the Poseidon MKVI ........................................................................1 6. Attaching the cylinders. ...................................................................................20 Primary Display ................................................................................................... 1 7. E-module. .......................................................................................................21 Open-Circuit / Closed-Circuit Mouthpiece.......................................................2 8. 1st stages. ......................................................................................................23 Automatic diluent addition valve (ADV) ............................................................2 9. LP hose & HUD to mouthpiece. .......................................................................25 Heads-up display (HUD) .................................................................................2 10. Jetstream Octopus ........................................................................................26 Breathing loop overview .................................................................................3 11. Front CC hoses to counter lung T-section. .....................................................27 Carbon dioxide absorbent cartridge ..............................................................4 12. Front CC hoses to mouthpiece. .....................................................................28 Gas injection module ......................................................................................4 13. Scrubber. ......................................................................................................30 Electronics module .........................................................................................4 Servicing .............................................................................................................36 Smart battery .................................................................................................4 Smart battery care ................................................................................................5 Safety ............................................................................................................5 Chapter 2 - Pre-dive procedures Charging ........................................................................................................6 Long-term storage .........................................................................................7 Initial Pre-dive procedures Decompression data ......................................................................................7 Gas supply cylinders ....................................................................................37 Dive log data ..................................................................................................8 CO2 Absorbent Cartridge .............................................................................37 O-ring care and maintenance ................................................................................8 Intact Breathing Loop Verification .................................................................38 Poseidon MKVI User Manual Chapter 1 Page ii Negative-Pressure Loop Test ........................................................................38 PO2 value .....................................................................................................52 Electronics Power-Up ...................................................................................39 PO2 setpoint ................................................................................................53 Power-up self test (test 1 - 38) .....................................................................40 Hyperoxic linearity test .................................................................................53 Pre-Dive Tests (test 39 - 55) .........................................................................41 Oxygen sensor confidence ...........................................................................54 Closed Circuit mouthpiece position (test 39) .................................................41 Mouthpiece position .....................................................................................54 Tissue tension test (test 40) ..........................................................................42 Current depth ..............................................................................................55 Open circuit mouthpiece position (test 43) ....................................................42 Maximum depth / Ceiling .............................................................................55 Oxygen and diluent cylinder supplies /test 44 & 45) ......................................42 Remaining dive time (RDT) ...........................................................................56 Battery power verification (test 48) ................................................................43 Elapsed dive time .........................................................................................56 Positive pressure loop test (test 49) ..............................................................43 Ascend/descend arrow ................................................................................56 Closed circuit mouthpiece position (test 50) ..................................................44 Battery life indicator .....................................................................................57 Oxygen sensor calibration (test 53) ...............................................................45 Temperature ................................................................................................57 Open circuit regulator function (test 54) ........................................................45 Cylinder pressure indicators .........................................................................57 Service interval check (test 55) .....................................................................46 Ascent rate indicator ....................................................................................57 Cleared to dive.............................................................................................46 System monitoring ..............................................................................................58 Pre-dive checklist ........................................................................................47 Monitoring the PO2 value ..............................................................................58 Monitoring gas supplies ...............................................................................58 Chapter 3 - Dive procedures Monitoring remaining dive time .....................................................................58 Breathing underwater ..........................................................................................59 Monitoring alarms ...............................................................................................48 Counterlung placement ................................................................................59 HUD vibrator ................................................................................................48 Counterlung strap adjustments .....................................................................59 HUD Light ....................................................................................................49 Tips on breathing .........................................................................................59 Audio alarm .................................................................................................49 Tips on buoyancy control .............................................................................60 Buddy alert light ...........................................................................................49 Venting water from the loop ..........................................................................60 Monitoring the primary display ............................................................................49