Us Us Regulators Owner's Manual Us

REGULATORS OWNER’S MANUAL DOC/0258/US ISSUE12

USUSUS ...... Regulator Owner’s Manual notes, that is accompanied by thesesymbols: notes, that is accompanied in warnings,cautionsand Pay specialattentiontoinformationprovided Warnings, CautionsandNotes regulator. Please readtheinstructionsinthismanualcarefullybeforeusingyour consent inwritingfrom Apeks. form withoutprior reduced toanyelectronicmediumormachinereadable translated or reproduced, whole orinpart,becopied,photocopied, iscopyrighted,allrightsreserved.It manual maynot, in This owner’s Copyright Notice of your regulator could result in serious injury or death. features thatare unique to your specific model. Improper use these instructionsin order to understand and fully enjoy the technology, it is veryimportant to take thetimeto read new regulator. Because Apeks regulators utilise patented for thepropersetup, inspection, use, and care of your WARNING: avoided, could result in serious injury or deathto the user. WARNING: reminders. NOTE: the user. result ininjuryto damage totheproduct,andcouldsubsequently CAUTION! isusedtoemphasiseimportantpoints,tips,and

indicates any situation or technique that anysituationortechniquecouldcause indicates

US Regulator Service Record Notes...... 38-39 ValveAttaching theFirst Stage totheCylinder (Yoke)...... 21 Enriched Air NitroxUse(EAN) ValveAttaching theFirst Stage totheCylinder (DIN)...... 23 Preparation and Setup Auxilliary EmergencyBreathingSystems ...... Regulator Owner’s Manual General Precautions&Warnings Diving with Your Regulator Introduction Cleaning the Swivel Joint After theDive Warranty Restriction Warranty Information Hose Fitting Operation For Lightweight 2nd Stages...... 19 HoseFittingOperationForLightweight Overview of Features RemovaloftheSwivelJoint...... 34 Enriched EconomicCommunity Air NitroxUse–InsideEEC(European É Pre-Dive InspectionChecklist...... 25 Care &Maintenance...... 30 During theDive...... 26 Diving InColdWater...... 27 Restrictions...... 36 Dealer Service&Repair...... 32 Limited LifetimeWarranty...... 35 Hose Attachment...... 19 Enriched EconomicCommunity)Countries...6 Air NitroxUse–OutsideEEC(European Markings and Abbreviations...... 37 Markings Removal oftheRegulatorfromCylin Returning YourFor Service...... 36 Regulator Integrated Venturi Switch...... 12 Diver Changeable Exhaust System(DCE)...... 10 Diver Changeable Second StageColdWater Protection...... 15 Egress SecondStage...... 14 First Stage Environmental Protection...... 15First Stage Environmental DIN to Yoke Converter...... 24 Inhalation ResistanceControlKnob...... 13 External SecondStage Adjustments...... 12 countries EN144-3andEN13949...... 7 & 8 Second StageHoseConfiguration...... 9 ...... 4 ...... 29 ...... 14 ...... 35 ...... 19 ...... 9 ...... 40 ...... 33 ...... 25 ...... 6 ...... 3 Contents: ...... 16 der Valve (DIN)...... 29 2

US ...... Regulator Owner’s Manual • • • • • • • • • • an octopus. required. Any equipment marked withEN250A issuitableforusewith Breathing systems (Octopus),thecorrect selection of equipmentis When configuring yourregulatorforusewithemergency auxiliary 10°Cor50°F.temperatures above greater than10ºCelciussymbol;(> 10°C)isonlysuitableforwater isrequired. cold waterequipment training agency.diving fromarecognised and certificationinthetechniquesofcoldwater received training or anattachedcarryingdevice. connected toacylinder. Always carrythecylinderbyvalve DO NOT valveifthe cylinder fallsover.regulator andcylinder attached tothevalve.Doingsomaycausepermanentdamage NOT DO factory trainedandauthorisedby Apeks / Aqualung. mustnotbeattemptedbypersonswhoare first stage adjustment dealer.who isemployedbyanauthorised Disassembly, repair, or byafactorytrained once annually Apeks / service technician Aqualung the secondstagehousing. damagetocertainplasticcomponents,including may causepermanent NOT DO valve. regulator orcylinder Unless SLOWLY air.supplied and canresultininjuryordeath. of SCUBApersons isdangerous byuncertifiedoruntrained equipment certification inSCUBAtraining agency. divingfromarecognised Use When divingincoldwater(below10°C, or50°F), you musthave Factory prescribedserviceforthisregulatormustbeperformedatleast the cylindervalve Always pressurisetheregulatorgraduallybyopening This regulatorisnotconfiguredforcommercialusewithsurface Before usingthisregulator, you mustreceiveinstructionand General Precautions &Warnings instructed, carrySCUBA equipmentbythefirst stage whenitis . leave a cylinder standing unsecured with theregulator leave acylinderstandingunsecured apply anytypeofaerosolsprayto the regulator. Doing so NEVER applyanytypeoflubricanttopartthe Any equipmentmarkedwiththe Correct Selectionofspecific 3

US warranty service. obtaining receipts. Copiesofthesereceiptsmustbepresentedwhenever read thewarrantysectionofthismanual,andremembertosaveyoursales purchaser,original and isnottransferable.Formoreinformation,besureto orworkmanship. defects inmaterials This warrantyisonlyextendedtothe Your iscoveredby Apeks regulator Apeks’ LimitedLifetimeWarranty against fortheBSENISO quality controlsystem. all requirements 9001:2000 tostandardswhichmeetorsurpass group ofcompanies,according Aqualung withprideintheU.K. as partofthe andmanufactured designed have been thank you—forchoosing Congratulations—and Apeks. All Apeks regulators Introduction come. your regulator,performance for many yearsto and maintainitslike-new Please readontolearnhowyoucanobtainthemaximumenjoyment from maintenance. well asthecorrectproceduresforsetup,pre-diveinspection,andpost-dive to readthismanualinitsentiretybecomefamiliarwithfeatures, as Before youdivewithyournew Apeks regulator, it isthereforeimportant dealer service. to regularlyscheduled it willreceive,inaddition maintenance reliesgreatlyonthecareand functionandperformance your regulator’s Perhaps morethananyotherpieceofdivingequipmentyouwillown, ...... Regulator Owner’s Manual 89/686/EEC modified by Council Directive 86/58/EC. 89/686/EEC modifiedbyCouncilDirective directive relatingtoPersonalProtective Equipment,CouncilDirective NOTE: number 0078. CEDEX 08-FRANCE,notifiedbodyfor PPEidentification by INPP,examined Port delaPointeRouge-E3BP. 157 -13267 Marseille completely beforediving with your Apeks regulator. manual in serious injury or death. Read and understand this owner’s WARNING the following exception; exception; the following Hamburg, Germany, notified bodyforPPEIdentificationnumber0098with NOTE: as laidoutintheEuropean This productmeetstherequirements by DNVGL, This producthasbeenexaminedBrooktorkai18,20457

Improper useormisuseof SCUBA equipment may result MTX and MTX-R demand regulatorshavebeen 4

US ...... Regulator Owner’s Manual The purpose of this European Standard istoensureaminimum The purposeofthisEuropean NOTE: XTX 200, Tek3 and XTX 50 MTX testing EN250:2014 further notebelow. Auxilliary EmergencyBreathingSystems with NOTE: beyond andfarexceedsthisrequirement. 50 metres(164ft)at10°C(50°F). Apeks regulatorshavebeentested for apparatus downtoamaximumdepthof level ofsafeoperation Breathing Systems, EN250:2000. Annex Bandhasreplaced such as new minimumrequirements includes Auxiliary Emergency Marking Compressed Air Diving TestingApparatus –Requirements, and * ensure itmeetstheseminimumrequirements. tested to must beindependently in theyear2000,andRegulators and Marking Compressed Contained Air Diving TestingApparatus –Requirements, with certified inaccordance EN250:2014 prEN250:2012 and

EN250:2014 Annex B Annex EN250:2014

All Apeks regulatorshavebeentestedandcertified inaccordance EN250:2000 is a European normative standard published in 2014,which isaEuropeannormativestandardpublished MTX-R cold water testing with auxiliary emergency breathsystem coldwatertestingwithauxiliary isaEuropeannormativestandardthat was published Respiratory equipment –OpenCircuitSelfContained Respiratoryequipment modelshavebeentestedandcertifiedinaccordancewith toad

Respiratory equipment –OpenCircuitSelf Respiratory equipment epth of EN250:2000 models have additionally been testedand modelshaveadditionally to adepthof 50 metres toad 60 meters. toadepthof and epth of prEN250:2012 Annex A; prEN250:2012 200 metres. 50 Metres

. See

US ...... Regulator Owner’s Manual provide meetsthis criterion. Apeks dealercan helpyoudeterminewhetherthebreathing airthatthey donot exceed 0.1mg/m3. hydrocarbons condensed Your localauthorised where the or “hyperfiltered” the breathingairshould beoxygen-compatible with breathingair,is yourintentiontousetheregulator interchangeably If of theregulator(seesectiononCareand Maintenance). it cleanliness (O2 nottoexceed40%),itisimperative thatyoumaintaintheinternal If touseyournew it is yourintention Apeks regulatorwithNitrox EAN oxygen. percentages of with increased to ensureitssafetyandcompatibility testing each regulatordesignhaspassedstringentadiabaticcompression components andlubricants.Inaddition, using EANcompatible cleanliness This ispossiblebecauseeachregulatorbuilttoahighstandardof (EAN) wherethepercentageofoxygeninEANdoesnotexceed40%. Your for usewithEnriched hasbeenprepared Apeks regulator Air Nitrox Outside EEC(EuropeanEconomic Community) Countries Enriched AirNitrox Use– Enriched AirNitrox Use(EAN) you are using. exposure timesaredependent on the oxygencontent of the gas WARNING: oxygen content of theNitroxmixture. agency. The depth and time limit of the divedepends on the and obtain certification in Nitrox diving from arecognisedtraining is ABSOLUTELY NECESSARY thatyou undergo special training complete appreciation of the advantages of diving with Nitrox, it WARNING: you risk seriousinjury or death. entirely readand understood this chapter. If you do not do this, attempt tousethis product with enriched airwithout having concerning use with oxygen-enriched air (Nitrox/EAN).Donot WARNING:

The maximum operatingdepth of your regulatorand Obtain NitroxDiving Certification. In orderto gain a This chapter contains important information 6

US ...... Regulator Owner’s Manual use with compressed Nitroxandoxygen -requirements,testing,marking. use withcompressed diving apparatusfor -Opencircuitself-contained – Respiratoryequipment Outlet connectionsfordivinggasesNitroxandoxygen-EN13949 -GascylindervalvesPart3: protectivedevices 144-3 –Respiratory by StandardsEN In CEEcountries,divingwithNitrox/O2iscontrolled Community )countries EN144-3andEN13949 Enriched AirNitrox Use–InsideEEC(European Economic of the entireregulator.cleanliness and guaranteesthe of cross contamination This preventsthepossibility procedures befollowedforthecompleteregulator.that thesamecleaning components arenot exposed tohighpressureEAN, Apeks recommends prior tobeingputbackinto nitroxservice. cleaning, Although secondstage to anauthorised oxygen service including Apeks dealerforoverhaul been usedwithGradeEorEN12021breathingair, it shouldbereturned real hazardthatcanleadtocombustion. Therefore, ifaregulatorhas air, enriched oxygen into contact with high-pressure they canposeavery come When thesehydrocarbons oftheequipment. internal passageways cumulative effect buildupovertimealongthe where thehydrocarbons avalveandregulatorcreates a through content. Passinghydrocarbons harmful tobreathe,canposeariskinthepresenceofelevatedoxygen tracesofcompressoroilsthatwhilenotconsidered hydrocarbons, including criterion. GradeEorEN12021breathingairmaycontainacertainlevelof referred toasGradeEintheUnitedStates,doesnotnecessarilymeetthis Standard compressedbreathingairmeetingtheEN12021standard,often specialist centre. For furtherinformation onthisrange,contactyour Apeks tests. compression CE certificationforthistype. They havereceived of theadiabatic and EN13949standards andmeetstherequirements 100% oxygen. This rangehasbeencertified accordingtotheEN144-3 mixtures, over 21%andupto for usewithoxygen-enriched specially NOTE of mixtureused. NOTE: : Apeks offersand manufactured arangeofregulators designed by thetype The maximumdepthofthediveisdetermined / Aqualung

US ...... Regulator Owner’s Manual breathing air he/she supplied meets thesecriteria. breathing airhe/shesupplied Aqualung with ahydrocarboncontentnotgreaterthan0.1mg/m3. Your Apeks filtered production ofamixtureshouldbeoxygencompatibleanddouble the interiorofregulatorinacleanstate. Breathing airusedinthe andspeciallubricants.It compatible components isimportanttomaintain inacleanworkshop,using Every Nitrox/O2regulatorisassembled DIN connection, it isdesigned for useonly with compressed WARNING Nitrox/O2. use with an oxygen-enrichedmixture.Theseitemsaremarked valves, tanks,pressuregauges, etc.) designed and prepared for should be usedonly with complementary equipment (tank WARNING caused byfireorexplosion. Disregarding this rule could result in serious injury or death mixtures orwith gases containing more than 21% oxygen. standard. EN 12021 DONOT USE this equipment with other breathing air (21%oxygenand 79% nitrogen) which meets the technicalspecialistshouldbeabletohelpyoudetermineifthe : :

If the regulator that you use isfitted with a yokeor These regulatorsfitted with special connections / 8

US ...... Regulator Owner’s Manual NOTE RightHand feature offeringkit configuration. muchgreaterflexibilityforpersonal your AuthorisedApeks by hose routingcanbealteredfromrighthandtoleftor right with theRVS useinconjunction right handed system(seepage11). The to eitherleft or Apeks XTXandMTX-Rregulatorrangescanbededicated Second StageHoseConfiguration Exhaust system(DCE). and theDiverChangeable for eitherleftorright hand hoseconfiguration MTX-R rangesoffers twofeaturesuniquetoXTX and MTX-R. The option and howtoobtainthemaximumbenefitfromusingthem. The XTX and Be suretoreviewthissectionlearnmoreaboutyourmodel’s features the benefits of thesefeaturestoyourpersonaldivingneedsandinterests. particular modeloffers, andyouhavemadeyourpurchaseaftercomparing to youthespecificfeaturesthat your dealer hasalreadyexplained and extremeconditions.Bynow,diving inmoredemanding your authorised a widerangeofdivinginterests;fromentrylevelsportdiving,toadvanced The Apeks familyofregulatorsconsistsdifferent modelswhichsatisfy Overview OfFeatures and authorised by Apeks or repairmustnot beattemptedbypersonswhoare not factorytrained Dealer forfurther information onthisfeature.Disassembly, adjustment by an Authorised Dealer. Contact your Authorised Apeks Authorised Apeks :

This conversionmustonlybeperformed byafactorytrained / Aqualung / Aqualung / Aqualung Service Technicianwho isemployed Dealer. This isanextremelyuseful . LeftHand / Aqualung

US ...... Regulator Owner’s Manual 2 1 button. “click” isheardfromtheretaining together untilanaudible diffusers securely. arelocated When thetwodiffusers meet, squeeze them as shownandslideeachsideintoplace,takingcarethattheexhaust To attachanalternativesetofexhaustdiffusers, aligntheslidelocations and easily. at thesametimeslidingdiffusers apart,theycanberemovedquickly By pressingthesecuringbuttonincentreofexhaustdiffuser and requirements. their ownregulatorexhaustdiffusersdive conditionsor forindividual and lockingthepreferredsetintoplace.Diverscannowconfigure The exhaust diffusers canbeeasilyandveryquicklychangedbysliding view.diver’s the configured topreventvirtuallyanybubbleinterferencefromobscuring systemoralongerexhaustdiffuser.compact lightweight DCEcanbe Exhaust(DCE)offersThe DiverChangeable thechoiceofeithera Diver ChangeableExhaustsystem (DCE) . . First, gently pressthebuttonlocatedincentreof the exhaust depressed. diffuser. Then slidebothexhaustdiffusersthe button apart,whilstkeeping removal of the exhaust diffusers.removal oftheexhaust CAUTION HERE PRESS ! Donotuseanytools toaidthe 10

US ...... Regulator Owner’s Manual 3. to the diffusers, exhaustvalve orsurrounding area. sets of diffusers, donot forceasdamage mayoccur apply excessive even personal injury. Care mustbetaken when securing alternative could cause yourregulator to leak, causing serious malfunction or any tools. If damage to this part orsurrounding area occurs then this to poke, pull or touch the exhaustvalveorsurrounding area with must betakento prevent damageto the exhaustvalve.Donot attempt exhaust diffusers. After theremovalof the exhaustdiffusers, care WARNING: exhaust diffusers maybepurchasedseparately). clip togetherthentheymaybecomedetachedandlost.(If required, time ontothecase,once ONE diffusersliding ata diffusers iscarriedoutby from dirtanddebris. location groovesarefree CAUTION the largeexhaustdiffusers. “click”. until youhearanaudible two diffusers together on thecase,squeeze both diffusers arelocated Refitting theexhaust small exhaustdiffusers iscarriedoutinexactlythesamewayas and refittingofthe N OTE:

! The removal Ensure

Do not attempt to use tools to remove orattachthe Exhaust Option Compact Showing

If the exhaustdiffusers donotsecurely SLIDE Shaded area indicates exhaust Shaded areaindicatesexhaust valve andsurroundingarea.

area. surrounding valve and exhaust indicates Shaded area

LOCATE

US ...... Regulator Owner’s Manual surface. the IVS/RVS totheMIN(–)settingduringentryorwhileswimmingon To prevent the second stagefromfree-flowing,however, you shouldset plus (+)toachievemaximumventuriassistanceforeasierbreathing. Whilst divingandwiththesecondstageinyourmouth,setswitch to the mouthandtoprovidemaximumairflowatdepth. sensitivity tofreeflowatthesurfaceorwhilstsecondstageisoutof system. This switchallowsthedivertocontrolventuriassistreduce Some venturi with adivercontrollable Apeks secondstagesareequipped Integrated Venturi Switch are notbreathingfromit. effort opening at timeswhenyou your regulator’s dive, ortodesensitise change. youtomaintainpeak performance throughoutevery This allows sensitivityasyourdivingconditions to adjustyoursecondstageregulator’s features offerExternal adjustment the ability manyadvantages,including External Second StageAdjustments dislodged. internal venturideflector maybecome insertion typeOctopus holders. The CAUTION venturi Switch. shown) donotincludeanintergrated R andMTXsecondstages(not N OTE : EgressandsomeMTX- ! Donotusemouthpiece + 12

US ...... Regulator Owner’s Manual Diving With Your Regulator, on page25. onusingtheseadjustments,refer tothesectiontitled, For moreinformation second stage. in itsmid-rangepositionanddivewith itasyouwouldanynon-adjustable performance throughoutthecourse ofyourdive,oryoucanleaveitset use theinhalationcontrolknobtotune yourregulatortomaintainitspeak vehicle (DPV). strong currentsorwhileusingadiver propulsion You can that affectconditions effort the opening of thesecondstage,suchas useful atdeeperdepths,orinvariable isparticularly This adjustment effort to makebreathingeasier. pressure. Turningwill decreasetheopening theknob“out”(anti-clockwise) will makethesecondstagelesssensitivetosuddenchangesinambient cycle. effortAs itisturned“in”(clockwise),theopening will increase. This of effortof theinhalation required tostart the airflowatbeginning This controlknob,locatedbesidetheIVS/RVS switch,adjuststheamount resistance. which controlsinhalation adjustment, with anadditional Some secondstagemodelsareequipped Inhalation Resistance Control Knob Clockwise + Anticlockwise Resistance 13

US ...... Regulator Owner’s Manual 24 monthlimitedwarranty relatedtotheseparts. componentsoftheStatusregulators. cover theelectronic Apeks offers a The limitedlifetime warrantyperiodoffered on Apeks regulatorsdoesnot 10ºC,see temperatures below which makesitsuitablefordivinginwater heat exchangertechnology stage. the patented thermo-dynamic The Egressalsoincorporates canstillbeusedsuccessfullyasaprimarysecond second stagealthough isprimarilyaimed foruseasanalternativeairsource valve systemwhich balanced stage incorporatesapneumatically and setuprequirements. The Egresssecond onpersonalpreference right depending hose routedfromeithertheleftor can usethesecondstagewith hose layout. Therefore thediver way upduetoitssideexhaustand conditions, andcanbeusedeither stage suitableforuseinalldiving The Egressisalowprofilesecond Egress Second Stage Regulator, on page25. With section titled,Diving Your refer tothe these adjustments, onusing For moreinformation free-flowing. theeffectto reduce technician of service Apeks oranauthorised regulators havebeenpre-setby increase theeaseofuse. These have nodivercontrols,thisisto Some Apeks secondstagemodels No Divercontrols Warranty Restriction page15 .

US ...... Regulator Owner’s Manual titled, Diving inColdWater,titled, Diving on page 27. For importantinformation aboutdivingincoldwater, refer to thesection second stagefreeze-up. of the possibility warming thevalvemechanismand greatlyreducing water temperature,thereby to drawinthesurrounding feature isdesigned second stagehosefitting. This patented(Patent No.U.S. Pat. 5,265,596) at the Apeks secondstagesincorporatea thermo-dynamicheatexchanger With theexceptionofXTX20, AT20 & T20 andsomeFlightmodels, Second StageCold Water Protection stagefromicing orfreezing. prevent thesecond remember, however, protectionwillnotcompletely that thisenvironmental also extendsthelifeoffirst stage internaldiaphragm.It is importantto topreventicefromforminginsidetheambientchamber,This helps and internal diaphragm. piston, transfersambientwaterpressuretothe while aspeciallydesigned sea water, fromthesurrounding seals theambientchamber diaphragm oil orgreasefilling. formessysilicone the need eliminates An external stages featurea“DRY”system whichcompletely sealing environmental incontaminatedorcoldwaterconditions,some For diving Apeks first First StageEnvironmental Protection 15

US ...... Regulator Owner’s Manual (AAS) ascentsusingsomeSCUBA Octopussystems. inexplicably breakcontactwiththeir buddiesduringalternativeairsupply valves. This maygosomewaytoexplainingthenumberofdiverswho reducers withpoorperformingand incompatible secondstagedemand may beexperiencedwhenusinglow performancefirststagepressure Reduced breathingperformanceof second stagedemandvalvesystems reducer inanalreadystrenuousenvironment. This isduetorequiringtwicetheperformancefromfirststagepressure same performancerequirementswhenusedaspartofanOctopussystem. mance requirementsofBSEN250:2000cannotbereliedupontomeet the SCUBA singledemandregulatorscapableofmeetingthebreathingperfor to supporttwodiversbreathingatthesametime. therefore likelytoexperienceveryhighventilatorydemand,asitisrequired apparatus isonlyexpectedtobeusedduringemergencysituationsand is By itsverynature(otherthanduringtrainingexercises)thistypeof diver whohasexperiencedregulatorfailureoranoutofgassituation. remove theirownprimarydemandvalvewhensupplyinggastoaBuddy (AAS) forthedivingBuddy. An AAS doesnotrequiretheDonordiverto primary demandvalvefailureandmayalsoactasan Alternative Air Source reducer. The Octopusprovidesabackupdemandvalveincasesof demand valveandtheyarebothconnectedtothefirststagepressure secondary demandvalve,designedtoworkinconjunctionwiththeprimary second stage,tofulfilorsupportthisrequirement. An Octopusisa Breathing System diving andduringsomecommercialtousean you havebeentrained.However, itiscommonpracticewithinrecreational agencies youhavereceivedyourtrainingfromandmustfollowhow system. This recommendation canvarydependingonlocationandtraining appropriate alternativebreathingair(gas)source/secondarylifesupport Apparatus (SCUBA),itshouldalwaysberecommendedtousean For safetyreasonswhenusingSelfContainedUnderwaterBreathing Auxiliary EmergencyBreathingSystems alsoknownasan Octopus or Alternative Air Source or AlternativeAir Auxiliary Emergency - 16

US ...... Regulator Owner’s Manual with. safely supplyenoughgasforyoubothinallconditionsmaybefaced breathing fromyour Auxiliary EmergencyBreathingSystem (Octopus)and situation, yourregulatorcancopewiththeextrademandofbuddy As auseryoucanbeconfidentthatinanemergencyoroutofgas (164ft). temperatures below10 the primarydemandregulatorstheyareintendedtoworkwith,inwater minimum requirements. This meansthey match withtheperformanceof has designedandCEapprovalforourproductstofarexceedthese Apeks productsperformwellinallconditionsthistypeofsituation, Apeks recognises thatemergenciescanhappenbeyondtheselimits. To ensure be testedandrestrictedto30metres,(98ft)10 Although theseminimumrequirementsonlyrequireanOctopusto below 30metres(98ft)carriessignificantrisksandisnotrecommended. an Octopus,inwatertemperatureslowerthan10 As statedintheminimumsafetyrequirementsforsuchproducts,using if yourproductissuitableforthese conditions. NOTE: serviced. Seesection and Dealer Service Repair. manufacturers recommendations. Usually annually inspected and same time. Your equipment is maintained in accordance with be usedasanescapedevicebymorethan one diver atthe temperature and depth. The equipment isintended and can Emergency Breathing Systems with theintended use of water is designed, tested and is CEmarkedforusewith Auxiliary are to be usedyoumustensurethat:The equipment selected WARNING: NOTE: Seesectionon

MTX

If Auxiliary EmergencyBreathing Systems (Octopus) and MTX-R ° C (50 Markings ° models havebeentestedto F) wherestated,andtodepthsof50metres , which explains how youcanidentify , which explains ° C (50 ° C (50 ° F) andatdepths ° 60 meters. F), Apeks 17

US ...... Regulator Owner’s Manual before you use BreathingSystems. Auxiliary Emergency the correctlevelof training and preparation of your equipment ensure you understand these limitations and you have received and increases theriskof serious injury or evendeath. You must Systems, Alternate Air sharing, Octopus and Buddy Breathing limits when usedwith, Emergency Auxiliary Breathing WARNING: SCUBA regulatorsand equipment have operational 18

US ...... Regulator Owner’s Manual the followingsteps: follow stages please air sourcesorFlightoctopussecond Flight alternative the Apeks Your stage. second flight the of fitment correct ensure to steps, following requirements. your ancillary As thisisnot always possiblepleasefollowthe with all regulator your assembles dealer that your recommended It isalways Hose fittingoperation for lightweight second stages procedure. steps inthefollowing Dealer, you mayinstalltheaccessoriesyourselfcarefullyperforming the andaccessoriestoyour your regulator Apeks to theinformationinthismanual.If to return pertaining itisnotpossible second stages. Your dealercanalsoansweranyquestionsyoumayhave hoses, andalternativeairsource medium pressure(MP)quickdisconnect instrumentation, for theinstallationofanyaccessoryitems,including dealer thatyoutakeyourregulatortoauthorised Apeks recommends Hose Attachment Preparation AndSetup ToolFree Connection detrimental effect orcause damageto your regulator. products may not be compatible and may alsohave can affect performanceand test accreditation. Aftermarket WARNING: Flight may occur. Damage the hose. to tighten or usetools over-tighten Do not Warning: regulator should be supplied with a lightweight hose fitted with

The use of non-genuine products aftermarket cross. threads donot ensuring the until itstops, the inletfitting hose nutonto (2) Screwthe . If this is not the case, for example; when using when . Ifthisisnotthecase,forexample; does notrequireit. lubricants asthecompositematerial or debris.Donotuseanygrease stage inlet,removinganyparticles Visually checkthethreadonsecond rotate freelywithoutturningthehose. (1) Firstly ensurethehosenutisableto / Aqualung

Authorised 19

US ...... Manual Regulator Owner’s ...... Regulator Owner’s Manual using a5mm Allen key. from yourfirst stage regulator 1. Removetheportblankingplug Hose fittingoperation for AllFirstStages. may vary. ofHPof firststagethenumber andMP ports on themodel 7/16” UNFthread.Depending with EN250.Highpressureports(HP)usea and air integratedcomputers. the letters ‘HP’ on your regulator and are mainly used for instrumentation which can resultin serious injury. High pressureportsareidentified by unscrewing andcomingfree. system preventsthehosefrom audible clickingsound. This is screwedin,producingan locking slideringasthenut (3) 16-18 clicksoftheratchet. which willproduceaproximately that areneededtotighten, Approximately 3turnsareall The nutwillratchetonthe use a3/8”UNFthreadinaccordance NOTE: will cause mediumpressurehosesto burst when pressurised, hoses andsecondstagehoses)to high pressure (HP)ports. This WARNING:

Medium pressureports(MP) DO NOTconnectmediumpressurehoses(inflator spanner. (40lbs/in)using anappropriate to theport. Tighten to 46Nm thread isscrewedinsquare the port,makingsure that the threaded endofthehose into hose tobefitted.Screw the and ingoodconditiononthe 2.Ensure theO-Ringispresent of damage. prevent leakageinunlikelyevent tighten withtoolsasthiswillnot until itstops.Donotover the hosenutscrewsup Warning:

the port area. plating finishofthefirst stage bodyaround spanner canscoreanddamagethechrome tightening thehoseconnections. The Ensure that using aspanner/wrenchwhen NOTE: pressure. gauge whichdisplaysthesupply one highpressureindicatoror Caremustbetakenwhen fitted.(Apeks partNo:AP0640). medium pressurereliefvalveis 1stStage: Important: be fittedwithatleast regulator needsto WARNING ALWAYS ensurea stage isnotbeingused, Warning:

If a2nd : The 20

US 3. pressure. 2. 1...... Regulator Owner’s Manual over 21%oxygenpleaseseepages 6,7and 8 For regulators of thecylindervalve. of theregulatorclean, alongwiththeslowopening that cancausecombustion. This iswhyit are theingredients of oxygenandan ignitionsource(fromcontamination) thefirst stage. Heat,alongwith elevatedpercentages generates heatinside gas, which causes adiabaticcompressionofthebreathing pressurisation andletthefirst stage pressurise slowly.cylinder valveslowly Rapid when usingEAN,toopenthe It safe practice,especially is considered Cylinder Valve (Yoke Connection) Attaching theFirstStageto a O-ring oftheDINconnector. If the cylinder. it issettothe“MIN”(–)positionpriorconnectingyourregulator on thecylindervalve. replace itbeforemountingtheregulator O-ring isdamagedorworn, sealing the first stage toinspectthesealing valve, removetheprotectorcapfrom withaDINconnection pressure cylinder damaged. If you areusingahigh valve O-ringisfittedandnotwornor connection valve,checkthecylinder If you areusingacylinderwithyoke until itstops.Donot apply excessive control knob“in”(clockwise),only If present, gently turntheinhalation If fitted, checkthesecondstageIVS/RVS controlswitchtoensurethat or death. increases theriskof combustion that canleadto serious injury of heat. Failureto do so, with Enriched Air Nitrox(EAN)present, sure to open the cylinder valve slowly to minimise thegeneration PRESSURISATION. When pressurising your WARNING:

OPEN VALVES SLOWLY TO AVOID OVER-

necessary tokeep theinterior SCUBA system,be . 21

US ...... Regulator Owner’s Manual 6. 5. 4. 3. 2. 1. steps: To attach ayoke-stylefirststageto the cylinder valve, follow these leakage persists, return the system to an authorised dealer.persists, returnthesystemtoanauthorised leakage cylinder valveO-ringasneededand repeattheaboveprocedure.If between thefirst stage andcylindervalve,replaceorre-seatthe fromthecylindervalveonpage20.If the regulator air wasleaking to determinethesource. detected, immersethefirst stage andcylindervalvewhile pressurised turn it back untilitisfullyopen,andthen anti-clockwise turn thevalvehandwheel Continue to anti-clockwise. slowly turningthecylindervalvehandwheel that thegaugeisfacingawayfromyou.Pressuriseregulatorby tighten. backside of the cylindervalve,andhandtightenonly-donotover Ensure thattheyokescrewmatesintosmalldimpleon thefirst While holding stageinplace,turntheyokescrewclockwise. stagewillberouted overthedesiredshoulder.the primarysecond withtheO-ringofcylindervalve,andLPfitting aligns hoseof cylinder valveoutlet opening. ChecktheO-ringisstillinplace. the valve. This willclearanymoistureordebristhatmaybeinsidethe open thevalveslightly. close When airisheardexiting,immediately to anti-clockwise of airfromthecylinderbyturninghand-wheel dust capcanberemovedfromtheairinlet. If leakage hasbeendetected,followtheprocedurefor removing Listen nearthefirst stage tocheckforanyleakage.If leakage is pressure gaugeisattachedtothefirst If stage, ensure a submersible Place thefirst stage regulatoroverthecylindervalvesothat the inlet valvefacingawayfromyou,releaseasmallamount With thecylinder Partially unscrewtheyokescrewoffirst stage regulatorsothatthe 1 / 2 turn. 22

US ...... Regulator Owner’s Manual 2. 1. To attachaDIN-stylefirst stage tothecylindervalve,follow thesesteps: of thevalve. opening regulator cleanandthepercentageofoxygenbelow40%alongwithslow can causecombustion. This iswhyitnecessarytokeeptheinteriorof that source (fromcontamination)aretheingredients of oxygenandanignition thefirst stage. Heat, generates heatinside along withelevatedpercentages compression ofthebreathinggas,which Rapid pressurisationcausesadiabatic and letthefirst stage pressuriseslowly. using EAN, to openthecylindervalveslowly when It safepractice,especially is considered Attaching theFirstStageto aCylinderValve (DIN) tighten. untilitislightlysnug. by hand handwheel the first stage DINconnectorintothecylinder primary secondstage willberoutedoverthedesiredshoulder. Thread moisture ordebristhatmaybeinside the threadedcylindervalveopening. When airisheardexiting,immediately closethevalve. This willclearany to open thevalveslightly.anti-clockwise cylinder byturningthehandwheel asmallamountofairfromthe cylinder valvefacingawayfromyou,release serious injuryordeath. the riskof combustion that canleadto Enriched Air Nitrox(EAN)present, increases of heat. Failure to do so, with slowly to minimise thegeneration be sureto open the cylindervalve pressurising your PRESSURISATION. When SLOWLY TO AVOID OVER- WARNING: Position the first stage near the cylinder valvesothat the LPPosition thefirststagenearcylinder hoseofthe Remove theprotectorcapfromcylinder valve,iffitted. With the gas-way. LUBRICATE orapplytotheinternalsofhandwheelcylindervalve riodically. This preventsseizingontheCylinderValve. DONOT OVER Christo-Lube) CAUTION!

OPEN VALVES Use asmallamountofanappropriatelubricant( LIGHTLY appliedtothethreadofDinHandwheelpe SCUBA system, DO NOT valve andtighten the usetoolsto such as - 23

US ...... Regulator Owner’s Manual yoke valve. dealer. Then, simplyattachtheconverter toconnectyourregulatora factory prescribedinstallationofthe DINconnectorthroughanauthorised connections, Apeks offers DIN to aconvenient Yoke converter. First, obtain whichmaybeusedbackandforthbetween For regulators Yoke andDIN DIN to Yoke Converter 5. 4. 3. to be used than the yokeconnectorisdesigned to take. must neverbeused. This would allow a greaterworking pressure WARNING: dealer. persists, returnthecylinderandregulatortoanauthorised leakage cylinder valveO-ringasneededandrepeattheaboveprocedure.If between thefirst stage andcylindervalve,replaceorre-seatthe fromthecylindervalveonpage29.If the regulator air wasleaking source. to determinethe detected, immersethefirst stage whilepressurised untilfullyopen,andthenback cylinder valvehandwheel Continue toturnthe slowly openingthecylindervalvehandwheel. that thegaugeisfacingawayfromyou.Pressuriseregulatorby If leakage hasbeendetected,followtheprocedureforremoving Listen nearthefirst stage tocheckforanyleakage.If leakage is pressuregaugeisattachedtothefirst stage, ensure If a submersible

Adaptors fromyoke1ststageto a DINcylindervalve 1 / 2 turn. 24

US ...... Regulator Owner’s Manual 4. 3. 2. 1. Pre-Dive InspectionChecklist: and servicefromanauthoriseddealer.inspection untilithasreceivedcomplete damage orunsatisfactoryperformance of yourregulator. NEVER divewitharegulatorthatshowssignsof Before eachuse,itisimportanttoperformacompletepre-diveinspection Diving With Your Regulator 5. excessive pressure. maximum easeof breathingwithnoleakagepresent. Donotapply clockwise), andthen back“in”(clockwise)untiltheregulator provides ensure that the valveiscompletelyopen. untilitstops. turning thevalveanti-clockwise Continue This isto 21-24. ( stage freeze-up could occur in cold water conditions. performancemaybecompromised, and first The regulator’s received factoryprescribedservicefromanauthorised dealer. or neglect, DO NOT attempt to dive with the regulatoruntil it has WARNING: inplaceistightlysecured. external diaphragm cause leakage.Checktoensurethattheretainerwhichholds that may diaphragm foranysignsof damageordeterioration sealing signs ofexternaldamage. described above. protectors backtoexposethehosefittings,andinspecthosesas If or otherwisedamaged. hose protectors arepresent,slidethe length ofeachhosetoensurethatthehosesarenotblistered,cut, connected intotheirrespectiveportsonthefirst stage. Inspectthe Connect thefirst stage regulatortoafullychargedSCUBA cylinder. sealed first stages only:Closelyinspect theexternal Environmentally Visually inspectboththefirst and secondstageregulatorsforany all hosesattheirfittingstoensuretheyaresecurely Carefully inspect If control knobcompletely“out”(anti- present, turn theinhalation For mounting instructions, read theSetup section on pages ) SLOWLY openthecylindervalvetopressuriseregulator. If the externaldiaphragmshows any signs of damage 25

US ...... Regulator Owner’s Manual where theairdensityincreases. out tomakebreathingeasier. This willbeparticularly trueondeepdives control knobfurther As youdescend,maywanttoturntheinhalation sensitive. breathes comfortablywithoutleakingorbeingundesirably until theregulator control knobout (anti-clockwise) turn theinhalation and settheIVS/RVS switch(iffitted)toyourdesiredposition.If present, When youarereadytosubmerge,placethesecondstageinyourmouth During theDive 9. 8. 7. 6. below thesurface. entry orwhilemakingalongsurfaceswim. Adjustments can bemade These settingswillhelptominimiseanylossof your air supplyduring “in” (clockwise),onlyuntilitstops.Donotapplyexcessivepressure. control knobcompletely “MIN” (–).If present, gentlyturntheinhalation oftheairpressureinsidecylinder.accurate measurement resistance. noticeable air foryoutobreatheeasilywithout enough regulator mustdeliver button isreleased. the secondstagedoesnotcontinuetoflowanyairafterpurge the purgebuttonandlistentoensurethat the secondstage.Release outanydustordebriswhichmayhaveentered momentarily toblow With theIVS/RVS lever(iffitted)setto(–)depressthepurgebutton Check toensurethattheIVS/RVS controlswitch(iffitted)issetto an pressure gaugeisdisplaying Check toensurethatthesubmersible Inhale slowlyanddeeplyfromtheregulatorseveraltimes. The 26

US ...... Regulator Owner’s Manual 10°C or50°F. 10°celcius symbol;(>10°C)areonly suitableforwatertemperaturesabove taken, freeze-upcanoccur. and maintained forsuchuse.If are not designed these precautions diving techniques,andtouseonly equipment whichhasbeenspecifically important foryouandyourbuddyto obtaincertifiedtrainingincoldwater dive incoldwaterconditions,itis Before attemptinganunsupervised resulting inarapidlossofair. second stagefreeze-upusuallyresultinfreeflowfromthestage, a higherfreezingpointandmoreseverethermoclines.Incidentsoffirst or in freshwater,conditions, thereisariskoffreeze-up;particularly which has The C.E.N. standard definescoldwateras10ºC(50ºF)orlower. In such Diving InCold Water have arrivedatthesurface. control knob“in”whenyou the MIN(–)position,andturninhalation At the endofyourdive,besuretoreturnIVS/RVS switch(iffitted)to effort to preventanyfreeflow. control knobback“in”(clockwise),todesensitisetheopening inhalation down orsidewaysposition,facingastrongcurrent,youcanturnthe currents onthediaphragm,however, inanupside if youswimunderwater The secondstageincorporatesadeflectortominimisetheeffects of strong death. sanctioned technical divetraining, you risk seriousinjury and prescribed no-decompressionlimitswithout first obtaining and other seriousdiving injuries. If you attempt to dive beyond and greatly increasesyourriskof decompression sickness WARNING:

Deep diving requires specialtraining and equipment, Any equipment markedwiththegreater than Any equipment 27

US ...... Regulator Owner’s Manual 7. 6. 5. 4. 3. 2. 1. measureswillfurtherreducetheriskoffreeze-up: The following certification agencies. training programsprovidedbymostrecognised emergency out-of-airsituations. These proceduresaretaughtincoldwater withregulatorfreeze-up,unexpectedfreeflow,for dealing procedures and precautions topreventsecondstageicing. This trainingmustinclude to practicethecorrectcoldwaterdivingprocedures,andtakespecial for coldwateruse.It designed isthereforeimperative has beenspecially It is possibleforicingorfreeze-uptooccur, even witharegulatorthat death. and preparation of yourequipment, you risk seriousinjury or to dive incold water without first obtaining training the necessary limits when usedin water colderthan 10°C (50°F). If you attempt WARNING: mouth . In anemergency offer ortakeaspareregulator. button. press thepurge discharges ofaironthesurface.Donotcontinually IVS/RVS lever(iffitted)issettoplus(+)position whilediving. Avoid minimise thevolumeofairflowingthroughregulator. Ensure the secondstage. prevent coldwaterfromenteringtheregulator’s very coldairbeforeenteringthewater. andallitsaccessoriesinawarm,dryplace. your regulator that youarereadytobeginyourdive. air entirely. the flowof vapor canfreeze,causingafreeflowcondition,orblocking is dry. -54ºCor-82ºF.It should haveadewpointbelow Excess water Do not practice buddybreathingetc. Keep yourregulator inyour As farasispossible,avoidheavyexertionduringthediveinorderto Avoid theregulatorfromyourmouth duringthedive. removing This will Avoid orpressingthepurgebuttonin throughtheregulator breathing Protect yourequipmentfromcoldtemperaturesbeforethedive.Keep Protect yourregulatorfromanycontactwithwateruntilthemoment Request verificationfromyourdivestorethattheairincylinder(s)

SCUBA regulatorsand equipment have operational 28

US ...... Regulator Owner’s Manual 1. (Yoke Connector) Removing theRegulator fromtheCylinderValve TheAfter Dive 4. 3. 2. 1. (DIN Connector) Removing theRegulator fromtheCylinderValve 5. 4. 3. 2. Install thecapover thethreadsoffirststageconnector. cloth, andwipethethreadsoffirst stage connectorcleananddry. first stage fromthe cylindervalve. cannot beheardfromthesecondstage, releasethepurgebutton. button ofthesecondstage.When gaugereadszeroandairflow clockwise untilitstops. down theyoke screw.in placebytightening stage fromthecylindervalve. cannot beheardfromthesecondstage,releasepurgebutton. button ofthesecondstage.Whengaugereadszeroandairflow wheel clockwiseuntilitstops. when itisremovedfromthecylinder. This willhelptopreventanycontaminantsfromenteringtheregulator it, and thoroughlydrythefirst depressurising stageandcylindervalve. NOTE: Shut off thecylinderairsupplybyturningvalvehand- Blow out any water insidetheprotectorcaporwipeitoutwithasoft Turnto loosenandremovethe anti-clockwise thefirst stage handwheel pressure gauge,depressthepurge the submersible While observing Turn offvalve hand-wheel thecylinderairsupply byturningthecylinder Place thedustcapoverfirst stage inletfittingand sealitsecurely Dry thedustcapwithacleantowel,orlowpressureair. Turn toloosenandremovethefirst theyokescrewanti-clockwise pressure gauge,depressthepurge thesubmersible While observing Rinse your regulator completely infreshwaterbefore Rinseyourregulatorcompletely

US ...... Regulator Owner’s Manual a. 3. 2. 1. and preparedforthenextuseorstorage. routinely after each usetoensurethattheregulatoris cleaned,inspected, Regulator. should beperformed procedures The followingmaintenance performance andmaximumlifeofyour ensure thebestpossible Apeks It in orderto is important to providetheproperpreventativemaintenance Care &Maintenance 5. contaminants intotheregulatorwhile itsoaks. regulator willeffectively preventtheentrance ofmoistureand/or the thoroughly soakboththefirst and secondstages.Pressurising cylinder, open thecylinder valvetopressurisetheregulator, and in warm(notover50ºC/ 120°F) freshtapwaterforatleastonehour. clean theregulatorasthoroughly possible,itisnecessarytosoak with air.pressurised thoroughly withfreshwaterwhileitisattachedtoacylinderand entrance of moisture intothefirst stage. it securelyoverthefirst stage inletfitting. This iscriticaltopreventthe important towipeorblowthedustcapcompletelydry, and thenfasten of theDINvalvetoprevententrancemoistureordebris. Immediately sealtheprotectorcapsecurelyinplaceoveropening This willclearanymoisturethatmayhaveenteredthevalveopening. to releaseashortburstofair,close thevalve. and thenimmediately of theDINvalve. the first stage ortheopening of valve toensurethatmoisturedoesnotentereithertheinletopening CAUTION! The preferredmethodisto attach theregulatortoachargedSCUBA alone, however,Rinsing will notsufficiently cleantheregulator. To As soonaspossibleafterdiving,theregulatorshouldberinsed fromthecylindervalve,itis Whenever theregulatorisremoved valvefacingawayfromyou,opentheslightly With thecylinder Becarefulwhenremovingthefirst stage fromthecylinder 30

US ...... Regulator Owner’s Manual 6. 5. 4. b. ensure that all remaining moisture drainsfromthesecondstages. ensure that all remaining authorised dealerforservice. enter thevalves,whichwillrequire that theregulatorbereturnedtoan do not press thepurge buttonunderwater. Moisture mayotherwise during soaking.If that wereloosened the regulatorisnotpressurised, stream ofwater. This willremoveanydepositsofsaltandminerals and theopeningsinsecondstagefront cover with apressurised sealed modelsonly),thesecondstagemouthpiece, environmentally rinse itvigorouslybyflushingthefirst stage ambientchamber (non- in thesecondstage. salt ormineraldepositsthatmayremainlodged and forth—nomorethan4turns. This actionwillhelptoloosenany (+) settings. Youcontrol knobslightlyback mayalsoturntheinhalation present) backandforthseveraltimesfromthe“MIN”(–)to“MAX” returned toanauthoriseddealerforservice. allow theentranceofmoisture,andwillrequirethatregulatorbe Doing sowill unpressurised. present) iftheregulatorissubmerged control knob(if button,orturnouttheinhalation second stagepurge CAUTION! from enteringthevalveandLP hose. control knobisturnedcompletely“in”(clockwise)topreventmoisture check toensurethat the secondstageinhalation unpressurised, NOTE: are notdepressedwhiletheregulatorissubmergedorwet. is securelysealedovertheinlet,andsecondstagepurgebuttons cylinder,that thedustcap – provided it maybesoakedunpressurised Wipe the regulator as dry as possible and hangbythefirst asdrypossible stageto Wipe theregulator hasbeenproperlysoaked,itisimportantto After the regulator issoaking,move theIVS/RVSWhile theregulator controlswitch(if If it isnotfeasibletosoaktheregulatorwhileattacheda When soaking or rinsing an adjustable model regulator Whensoakingorrinsinganadjustable DO NOT loosenthefirst stage yokescrew, depress the 31

US ...... Regulator Owner’s Manual 4. 3. 2. 1. &Repair Dealer Service 10. 9. 8. 7. by anauthorised dealer. render the Apeks warrantynullandvoid. All service mustbeperformed regulator. Doing somay cause theregulatortomalfunction,andwill torapidlydeteriorate. certain components chemicals whichcause the highlevelsof chlorine andpHbalancing forSCUBAenvironment is anespeciallydamaging equipment,dueto swimming poolwater months or50hourscontinualuse. Chlorinated serviceeverythreetosix and factoryprescribed complete overhaul conditions inwhichitisused. environmental frequently, ontheamountofuseitreceivesand depending use it has received. Your regulator mayrequirethisservicemore dealer,once ayearfromanauthorised oftheamount regardless of O-ring seals. internal corrosionand/ordeterioration storagecanstillresultin or improper Remember thatprolonged the basisthatithasreceivedlittleusesincewaslastserviced. degrade rubberandplasticmaterials. toaerosolspray,the regulator attack or as someaerosolpropellants clean orlubricateanypartoftheregulator. Do notexposeanypartof partsandcomponents. of rubber cause prematuredegradation and ultravioletrayscan exposure toextremeheat,ozone,chlorine extreme heatoranelectricmotorwhichproducesozone.Prolonged inside aplasticbag.Donotstoreitwheremaybeexposedto This willhelptoextendthelifeoflowpressureseat. away fromtheregulatorbody.turned allthewayout(anti-clockwise), DO NOTor serviceofyour attempttoperformanydisassembly If the regulatorisused forrentalortrainingpurposes,itwillrequire You serviceforyourregulatoratleast mustfactory prescribed obtain It cannot be assumedthataregulatorisingoodworking orderon Do notuseanytypeofsolventorpetroleumbasedsubstancesto Never storetheregulatorwhileitisconnectedtocylindervalve. iscompletelydry,When theregulator store itinacleanboxorsealed control knob Adjustable modelsshouldbestoredwiththeinhalation 32

US ...... Regulator Owner’s Manual Cleaning The Swivel Joint joint cap. cup sitstightlyontheball protector backsothatthe (3)Push thehose with freshwater. (2) Rinsetheassembly shown left hose protectoras (1) Slidebackthe o-rings. components and damage theswivel solvents asthiscould use detergentsor CAUTION ! Do not 33

US Removal AndFittingOfThe Swivel Joint ...... Regulator Owner’s Manual torque wrenchto5Nm. spanner toholdtheheatexchanger. Tightenusing an11/16” ifpossible, crowfoot 11/16”(3) Refitthehoseandtightenballnutontosecondstageusing cleaning. removed fromtheballjointwhile (2) The swivel connectorcanbe is re-fittedon that theconnector important to ensure to the second re-connecting the hose WARNING serious malfunction. regulator case,causing may turn in the not done the spindle the heatexchanger. If tightened while holding that thehoseis important to ensure WARNING : :

It is It is stage. open endedspanner. stage bodyusingan11/16” from thesecond assembly (1) Removetheswivel 34

US ...... Regulator Owner’s Manual vary fromcountrytocountry. This warrantygivesyouspecificlegal rights. You mayhaverightswhich / Aqualung. Apeks This warrantyislimitedtorepairorreplacementonlyatthediscretion of transferable. purchased directlyfromanauthorised Apeks / dealer,Aqualung and isnot purchaser forproducts This limitedwarrantyisextendedonlytotheoriginal modification, orunauthorisedservice. This warrantydoesnotapplytounitssubjectedmisuse,abuse,neglect, to thoserestrictionsstatedbelow.dealer servicesubject life; providedthatitreceivesnormaluse,propercare,andprescribed throughout itsuseful remain freefromdefectsinmaterialandworkmanship Apeks / purchaser that the productwill warrants totheoriginal Aqualung Limited Lifetime Warranty and presentitwheneverreturningyourregulatorforwarrantyservice. dealer.purchase fromanauthorised Be suretosaveyoursalesreceipt, by proofoforiginal All warranty transactions mustbeaccompanied Warranty Information death. the supervision of aninstructor, could lead to serious injury or who is notatrained or certifieddiver, or receivingtraining under warranties null and void. Use of SCUBA equipment by anyone of this equipment by anuntrained person rendersanyand all to use theequipment covered bythis warranty. Therefore, use WARNING:

It is dangerous for untrained and uncertified persons 35

US ...... Regulator Owner’s Manual website www.aqualung.com. contact yourlocaldistributor. Your distributordetailscanbefoundonour the backof this booklet. Forhelpinfindingadealeryourarea,please your salesreceiptand Annual Service&InspectionRecord locatedin dealer.Aqualung It is importantthatyouprovide thedealerwithacopyof Apeks requiresthatyoutakeitorsendtoanauthorised Apeks / serviceorwarrantyconsideration, Whenever yourregulatorrequiresannual Returning Your Regulator ForService 4. 3. 2. 1. restrictionsapplytothiswarranty: The following Restrictions APEKS DISCLAIMS AND EXCLUDES ANY LIABILITY FOR INCIDENTAL LIMITATIONS OF LIABILITY FOR INCIDENTAL ORCONSEQUENTIAL OR CONSEQUENTIAL DAMAGES.SOME STATES IN THEU.S. AND CERTAIN OTHERCOUNTRIESDONOT ALLOW EXCLUSIONS OR commercial ormilitarypurposes. by thiswarranty. accidents, fire,orcasualty. repairs,modifications, neglect,unauthorised improper maintenance, at leastonceannually.by anauthoriseddealerisrequired This warrantydoesnotextendtoequipmentusedforrental, suchasscratches, dentsandnicksarenotcovered Cosmetic damage, This warrantydoesnotextendtodamagescausedbyimproperuse, This warrantydoesnotcovernormalwear. service Factory prescribed DAMAGES, SO THIS MAY NOT APPLY TO YOU.

US ...... Regulator Owner’s Manual with ‘ for coldwaterusearemarked Demand regulatorswhicharenotdesigned Markings andAbbreviations specific tothathose. a serialnumber particular typeofhose,EN250andcanalsoinclude A hose canalsobemarkedwiththemaximumworkingpressureofthat on boththefirst stage pressurereducerandseconddemandvalve. A serial numbercanalsobefound,usuallycomprisingofeightcharacters, your product. certified andexamined Notified bodywhohasindependently You willalsoseeCE0098. number ofthe This denotestheidentification by morethanoneuseratthesametime,alsoknownasanOctopus. for usewithanOctopusandisnotintendedasescapedevice andnotfollowed byan‘A’,marked withEN250 thenitwillnotbesuitable 10 is suitable,to be usedinwatertemperaturesabove tested andintended If a demandregulatorismarkedwithEN250A >10°C,thisdemandvalve 10 to beusedinwatertemperaturesbelow suitable, testedandintended If a demandvalveismarkedwithEN250A,thisregulator by an‘ Octopus, shallbemarkedwithEN250followed Pressure Reducer. to be usedwithan Demand valveswhichareintended ° ° C (50 C (50 >10°C ° ° F) and configured with anOctopus.If F) and configured a demandvalveisonly with anOctopus. F) and configured ’ onboththeSecondStageDemandValve andFirst Stage A ’. EN250A. 37

US ...... Regulator Owner’s Manual NOTES 38

US ...... Regulator Owner’s Manual NOTES 39

US ...... Regulator Owner’s Manual PARTS CHANGED: SERVICED BY:______DATE SERVICED:______PARTS CHANGED: SERVICED BY:______DATE SERVICED:______PARTS CHANGED: SERVICED BY:______DATE SERVICED:______PARTS CHANGED: SERVICED BY:______DATE SERVICED:______PARTS CHANGED: SERVICED BY:______DATE SERVICED:______MODEL______DATE PURCHASED:______REGULATOR SERVICE RECORD

DEALER DEALER DEALER DEALER DEALER STAMP STAMP STAMP STAMP STAMP 40

US US

Distributed by Aqua Lung America, 2340 Cousteau Court, Vista, CA 92081, USA Tel: 760 597 5000 Fax: 760 597 4900 Email:[email protected] Registering is quick and easy! Visit: www.aqualung.com for details of how to register your Apeks Product.

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