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Rev. 6/17

TECHNICAL MANUAL

LOW PRESSURE INFLATION SYSTEM (LPIS)

DRY SUIT INFLATION SYSTEM (DSIS)

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Summary of Contents for DSIS

Page 1: ...Rev 6 17 TECHNICAL MANUAL LOW PRESSURE INFLATION SYSTEM LPIS DRY SUIT INFLATION SYSTEM DSIS...

Page 2: ...to information provided in warnings cautions and notes that are accompanied by one of these symbols Trademark Notice Aqua Lung is a registered trademark of Aqua Lung America Inc 2017 AQUA LUNG AMERIC...

Page 3: ...inal Testing Procedure 12 Table 1 Troubleshooting Guide 13 Table 2 List of Tools and Service Kits 14 Table 3 Torque Specifications 17 Table 4 Test Bench Specifications 17 Table 5 Recommended Cleaners...

Page 4: ...erhaul parts kit for this product DO NOT attempt to substitute an Aqua Lung part with another manufacturer s regardless of any similarity in shape or size 5 Do not attempt to reuse mandatory replaceme...

Page 5: ...lug 17d CAUTION The relief valve screw 17a is under spring tension Use caution when disassembling CAUTION Use only brass o ring removal tools when removing o rings to prevent damaging critical sealing...

Page 6: ...ting surface 15 Remove the pressure gauge 38 using a 7 8 crowfoot and flex wrench Remove o ring 35 from the pressure gauge 10 Using the 3 4 socket and flex wrench unscrew the bonnet 24 from the first...

Page 7: ...e spring 7 from the first stage body 32 20 Insert the pins on the adjustable spanner wrench into the two holes on top of the retainer cap 2 Unscrew the retainer cap from the first stage body 32 19 Usi...

Page 8: ...e and could result in serious injury or death NOTE Certain cylinders 39 will require hydro static re testing every 5 years For more information reference Aqua Lung Technical Bulletin Hydro Testing 09...

Page 9: ...alue of 90 in lbs 10 2 Nm 11 In the following order place a new Teflon washer 29 brass washer 28 o ring 27 and back up ring 26 onto the stem 30 9 Install o ring 35 onto the pressure gauge 38 Screw the...

Page 10: ...0 so it sits on top of the bonnet 24 Face the round edge on the indicator ring 23 outward and thread the indicator ring onto the bonnet until it bottoms out 16 When the indicator ring 23 bottoms out t...

Page 11: ...nd MP hose assembly from the first stage Remove the QD adapter and test gauge from the MP hose after testing has been completed 26 Pass the threaded end of the swivel relief plug assembly 17 through t...

Page 12: ...bleshooting Guide section of this manual to determine its possible cause If no leak is detected finish filling the cylinder 39 and remove the SCUBA fill adapter from the fill port 36 5 Ensure the blee...

Page 13: ...r damaged 3 Replace retainer cap 2 4 The piston shaft o ring sealing surface in the first stage body 32 is worn or damaged 4 Replace first stage body 32 5 Swivel relief plug o rings 14 15 are worn or...

Page 14: ...SIS and SEA MK LV2 108361 Tool Pouch SEA MK Carrying Tools 111610 Test Gauge 0 400 psi Checking medium pressure 108357 Repair Mat Service and maintenance 108362 Soft Cases MP Test Gauge Cover for MP T...

Page 15: ...of First Stage Body 32 103045 Flex Wrench 3 8 Drive Removal Installation of parts FC38A 9 43628 1 3 16 Crowfoot 7 8 Crowfoot Removal Installation of First Stage Body 32 Removal Installation of Pressur...

Page 16: ...l Kit 769351 QD Adapter Test Gauge Adapter Use in conjunction with Test Gauge PN 111610 Not included in 108342 SEA MK Tool Kit N A Torque Wrench in lbs Apply torque to parts listed in Table 4 Torque S...

Page 17: ...LEANER APPLICATION SOURCE Christo Lube MCG 111 All o rings Aqua Lung PN 820466 or Lubrication Technologies 310 Morton Street Jackson OH 45640 800 477 8704 Oakite 31 Acid bath for reusable stainless st...

Page 18: ...arm water mixed with mild dish soap Use only a soft nylon toothbrush to scrub away any deposits Rinse in fresh water and thoroughly blow dry using low pressure filtered air Cleaning Hoses 1 Hose fitti...

Page 19: ...t Stage 33 820316P O ring 10 pk 34 108307 Cap Fill Port 35 820319P O ring 10 pk 36 108308 Port Fill 37 108309 Pin Fill Port 38 102810 Pressure Gauge 3000 psi Black 39 079108 Cylinder 3 0 ft Black AL 0...

Page 20: ...20 LPIS DSIS Technical Manual MAINTENANCE NOTES...

Page 21: ...21 MAINTENANCE NOTES...

Page 22: ...22 LPIS DSIS Technical Manual MAINTENANCE NOTES...

Page 23: ...23 MAINTENANCE NOTES...

Page 24: ...7 Aqua Lung International LOW PRESSURE INFLATION SYSTEM LPIS DRY SUIT INFLATION SYSTEM DSIS 2340 Cousteau Court Vista CA 92081 Phone 760 597 5000 Fax 760 597 4900 www aqualung com militaryandprofessio...

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