XS Scuba MultiMax Bedienungsanleitung
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XS Scuba MultiMax Breathable Inator Service Manual
MultiMax Breathable Inflator Service Manual
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XS Scuba MultiMax Breathable Inator Service Manual
Table of Contents
Introduction 2
Warnings,CautionsandNotes 2
MaintenanceSchedules 3
StandardProcedures 3
NitroxCompatibility 3
Pre-Test&InspectionPriortoDisassembly 4
RequiredTools 4
ExplodedDiagramsandPartLists 5
Introduction
Thismanualoutlinesmanufacturerprescribed
servicingproceduresfortheregulatorproduct
describedwithin.Itcoversdisassembly,cleaning,
inspection,reassembly,adjustingandtestingofsaid
regulatorproduct.Thispublicationassumesthatthe
technicianperformingtheserviceisexperienced,
Document Change Notice (DCN)
Warnings, Cautions and Notes
Payspecialattentiontoinformationprovidedinwarnings,cautionandnotesthatareaccompaniedbyoneof
thesesymbols:
WARNINGindicatesaprocedureorsituationthatmayresultinseriousinjuryordeath
ifinstructionsarenotfollowedcorrectly
CAUTIONindicatesanysituationortechniquethatwillresultinpotentialdamagetothe
product,orrendertheproductunsafeifinstructionsarenotfollowedcorrectly
NOTEisusedtoemphasizeimportantpoints,tipsorreminders
MultiMaxDisassembly 6
CleaningProcedures 11
PreparingandInspectingParts 11
RecommendedCleanersandLubricants 12
MultiMaxReassembly 13
AdjustingandTesting 18
TroubleshootingGuide 22
TestBenchSpecications 22
Page # Rev. Date Revision Made
All 06/01/2020 FirstRelease
mechanicallyinclined,isusingthepropertools,
partsandproceduresprescribedwithin.Ifyoudo
notfullyunderstandalloftheproceduresoutlined
inthismanual,contactXSScubaandspeakwitha
TechnicalAdvisorbeforeproceedinganyfurther.
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XS Scuba MultiMax Breathable Inator Service Manual
Maintenance Schedules
Breathableinators,suchastheMultiMax,aresubjected
toavarietyofenvironmentalelementsthatovertimecan
affecttheirperformance.Salt,sand,sediment,chlorine
andotherchemicalsalltaketheirtollonabreathable
inator.Softpartswearoutandlubricantsbreakdown
andwashaway.AsanXSScubaDealer,youareadvised
toinformyourstaffandcustomersthattheXSScuba
MultiMaxrequiresservicingatleastonceayear.Under
certaincircumstancesserviceisrequiredevery3-6
months.Someofthosecircumstancesare:
1. Frequentorimproperuse
2. Inadequateroutinefreshwaterrinsing
3. Regulatoruseindirtyorpollutedwaters
4. Rentaluse
5. Regularuseinchlorinated(pool)water
Recommendedmaintenanceschedulesarebasedon
averageuseundernormalconditionsandassumethat
recommendedpreventativemaintenanceandstorage
procedureshavebeenfollowedasoutlinedinthe
XSScubaMultiMaxOwner’sManual.
Standard Procedures
1. Previewthelistoftoolsandpartsrequiredtoperform
theprescribedserviceoutlinedinthismanual.Follow
eachstepinthesequenceprovided.Havethismanual
opennexttoyouforreference.Donotrelyupon
memory.
2. NumbersfoundinparenthesisreferencetheKEY
numbersintheexplodeddiagrams.Ifyouarenotsure
whatapartisbyitsdescription,usethisnumberto
crossreferenceitintheexplodeddiagram.
3. Allregulatorservicesshouldbeperformedona
workbenchspecicallysetupandequippedforthis
purpose.Adequatelightingandcleanlinessalong
witheasyaccesstotherequiredtoolsshouldbe
consideredmandatory.
4. Delicateparts,suchaspartswithcriticallymachined
surfacesshouldbeisolatedfromtheotherparts
topreventdamage,especiallyduringthecleaning
procedure.
5. Onlyusefactoryauthorizedpartsprovidedby
XSScuba.Donotattempttosubstituteother
manufacturer’spartsregardlessofanysimilarityin
appearance.Thisisespeciallytrueforo-rings!
6. Donotattempttoreusemandatoryreplacement
partsregardlessofhowmuchusethosepartswere
subjectedto.
7. Whenreassembling,itisimportanttofollowfactory
mandatedtorquevaluesusingacalibratedtorque
wrench.Todootherwisecouldleadtodamageor
failureoftheproduct.
8. Unlessotherwiseinstructed,thefollowingis
assumed:
a. Wheninstructedtoremove,unscrewor
loosenathreadedpart,turnthepart
counterclockwise.Themanualabbreviates
counterclockwisewithCCW.
b. Wheninstructedtoinstall,screwinortighten
athreadedpart,turnthepartclockwise.
ThemanualabbreviatesclockwisewithCW.
9. Thefollowingabbreviationsareusedthroughoutthis
manual:
a.HP=HighPressure–thepressureenteringa
regulatorfromthecylindere.g.3000psi
b.MP=MediumPressure–thepressureleaving
therststagetravelingtothe2ndstage.Also
referredtoasintermediateorinterstagepressure
c.LP=LowPressure–thepressureexitingthe
2ndstagethroughthemouthpiece.Alsoreferred
toasambientpressure.
Nitrox Compatibility
SincetheMultiMaxoperateswithasupplypressure
below145psi(10bar),elevatedpercentagesofoxygen
arenotaconcernwiththisproduct.
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XS Scuba MultiMax Breathable Inator Service Manual
Pre-Test and Inspection Prior to Disassembly
ItisgoodpracticetoinspecttheMultiMaxpriortodisassemblyandtodocumentyourndings.Thiswillhelp
youidentifyanyproblemssoyoucanbesurethattheseproblemsgetremediedduringservice.Youcanusethe
followingchecklistforitemstodocument.
1. CharacterizetheoverallconditionoftheMultiMax.Isit“likenew”orisitscratched,nickedorheavilycorroded?
2. Observetheconditionofthebraidedhosewhereitexitsthecrimpedferrules.Ifthebraidispullingoutofthe
crimpsorifthebersareabraded,documentandplanonreplacingit.
3. IftheMultiMaxisattachedtoaregulatorrststage,attachanintermediatepressuregaugetotherststageand
recordthemediumorinterstagepressure.Recordthevalue.
4. PressurizetheMultiMaxandsubmergeinatubofwater.Arethereanyleaks?Ifso,documentwheretheleaks
arecomingfrom.
5. PurgetheMultiMax.Isthepurgestrongorweak?Istherefreeoworleakingafterpurging?
6. Attachtomagnehelicorconductasubjectivebreathingevaluationtoevaluatetheopeningeffort.Document
yourndings.
7. Operatethepowerinationbutton.Doesitprovideanice,strongination?Doesitgetstuckorleak?
8. Operatetheoralinationbutton.Doesitsealofftheexhaustvalve,routingyourexhalationoutthecorrugated
hoseconnection?Doesitgetstuckorleak?
Required Tool List
Part # Description Application
TL111 O-ringpick Removingo-rings
n/a SmallFlatHeadScrewdriver Coneseat(11)
n/a MediumFlatHeadScrewdriver Purgecover
retainerring(42)
n/a Coin(preferablyaU.S.nickel) Threadedcap(9)
n/a 90°pliersorcirclippliers Exhaustcover(15)and
exhaustretainer(17)
TL136 Multi-PurposeTool Extractcableretaining
pin(5)
n/a Plierswrappedwithtape InstallC-clip(7)
n/a 5.5mmsocketornutdriver Nylocnuts(19)x2
n/a Smallcrescentwrench Valvehousing(35)
n/a 13mmopen-endwrench Inletstem(28)
TL138 MultiMaxValveAssemblyTool Assemblebreathingvalve
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XS Scuba MultiMax Breathable Inator Service Manual
MULTIMAX
BREATHABLE INFLATOR
# Part # Description
RK14 Service Kit, MultiMax
47. RP370-45 Svc Kit for QD Coupler
1. RP370-01 1" Hose Connector Assy.
2. RP370-02 Threaded Collar
3. RP370-03 Hose Connector
4. RP370-04 O-ring
5. BP625 Retainer Pin
6. RP370-06 Dust Cap
7. RP370-07 C-clip
8. RP370-08 Main Body
9. RP370-09 Threaded Cap
10. RP370-10 O-ring
11. RP370-11 Cone Seat
12. BPH10 O-ring
13. RP370-13 Spring
14. RP370-14 Inflation Button
15. RP370-15 Exhaust Cover
16. RP370-16 Exhaust Valve
17. RP370-17 Exhaust Retainer
18. RP370-18 O-ring
19. RP370-19 Nut
20. RP370-20 Exhaust Seal
21. RP370-21 O-ring
22. RP370-22 Washer
23. RP370-23 Spring
24. RP370-24 Oral Button
25. RP370-25 Mouthpiece
26. RP370-26 Miflex Hose, 26", CN/BU
27. RP370-27 O-ring
28. RP370-28 Inlet Stem
29. RP370-29 O-ring
30. RP370-30 Crown Orifice
31. RP370-31 Seat
32. RP370-32 Stem
33. RP370-33 Seat Retainer
# Part # Description
34. RP370-34 Spring
35. RP370-35 Valve Housing
36. RP370-36 Housing Insert
37. RP370-37 Lever
38. RP370-38 Washer
39. RP370-39 Diaphragm
40. RP370-40 Diaphragm Washer
41. RP370-41 Purge Cover
42. RP370-42 Retainer Ring
43. RP200-29 O-ring
44. RP370-43 No-Bump Tie Wrap
45. RP200-19 O-ring
46. RP370-44 QD Coupler
Part numbers in bold italics are standard replacement
parts and found in the RK14 service kit
47
45
26
13
14
15
16
19
20
21
22
23
24
26
19
26
43 46
1
2
3
4
13 12 14
24
23
22
21
8
39
40
41
42
19
38
37
36
35
34
33
32
31
30
29
28
27
27
44
25
15 16 17
910 11 12 7
6
5
18 19
20
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XS Scuba MultiMax Breathable Inator Service Manual
MultiMax Disassembly Procedure
1. Remove the MultiMax from the corrugated
hose.
Option 1 – Leave the hose connecter attached to
the corrugated hose
a.Unthreadcollar(2)fromtheMultiMaxbody(8).
b.Pullthehoseconnector(3)outofthebody(8).
c.Removetheo-ring(4)fromthehoseconnector(3).
Option 2 – Remove the hose connector from the
corrugated hose
a.Cuttheziptiethatsecuresthecorrugatedhoseto
theMultimax.Pullbackthehose.
b.UsetheMulti-PurposeTool(TL136)topushout
thecableretentionpin.
c.SeparatetheMultiMaxfromthecable.
2. Remove the top cover assembly
a.Usingamedium,atheadscrewdriver,disengage
the4tabsontheretainerring(42)fromthe
mainbody(8).
b.Liftoffpurgecover(41),diaphragmwasher(40)
anddiaphragm(39)
3. Remove power inator button assembly
a.Usinganappropriatelysizedcoin(U.S.nickel),
engageandremovethethreadedcap(9).
b.Removethethreadedcapo-ring(10).
c.Whiledepressingthepowerinatorbutton(14),
removetheconeseat(11),usingasmallathead
screwdriver.
d.Removethesmallo-ring(12)fromtheconeseat(11).
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XS Scuba MultiMax Breathable Inator Service Manual
e.Removetheinationbuttonassembly(14)and
thespring(13)fromthemainbody(8).
f.Removethesmallo-ring(12)fromtheination
button(14)
CAUTION:Theinationbuttonassembly
(14),whichiscomprisedofabuttonandshaft,isnot
designedtocomeapart.Donottrytoseparatethem.
4. Remove the exhaust assembly
a.Removetheexhaustcover(15)
i.Ifyouhavestrongngers,itmaybepossibleto
unscrewbyhand
ii.Otherwise,unscrewitbyusingapairof90°
pliersorcirclipplierstoengageeithersideof
thecrossmember.
b.Liftopposingedgesoftheexhaustvalve
(likeataco)toexposethespokesoftheexhaust
retainer(17).
i.Asbefore,ifyouhavestrongngers,engage
thespokesandspinouttheexhaustretainer(17)
ii.Otherwise,useapairof90°pliersorcirclip
plierstoengagethespokesandspinoutthe
exhaustretainer.
NOTE:Inspecttheexhaustvalve(16).Ifitis
cleanandhaswelldenededges,itmayremainin
placeandreused.Thisisusuallythecase.Itisnot
consideredamandatoryreplacementpart.
c.Removetheo-ring(18)fromtheexhaustretainer(17).
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XS Scuba MultiMax Breathable Inator Service Manual
5. Remove the oral ination assembly
a.Usinga5.5mmsocketornutdriver,remove
thenylocnut.
b.Removetheexhaustseal(20)
c.Removetheoralbutton(24),spring(23),washer
(22),ando-ring(21).
Iftheoring(21)doesn’tcomeoutwiththeoral
buttonassembly,itprobablyremainsnestledinthe
mainbody(8).Locateandremoveit.
NOTE:Iftheo-ringdoesnotcomeoutonthe
buttonshaft,itmaystillbeseatedinthemainbody.
Pleaselocateandremoveit.
6. Disassemble the breathing valve
a.Carefullypulloffthedustcap(6).
b.Usingasmall,atheadscrewdriver,disengage
theC-clip(7).Exercisecautionnottobenditasit
willnormallygetre-used.
c.Withyourforenger,pushontheinletstemto
removetheentirebreathingvalvesub-assembly
fromthemainbody(8).
d.Separatethebreathingvalveassembly
i.Whileholdingthevalvehousing(35)stationary
withasmallcrescentwrench,removetheinlet
stem(28)witha13mmopen-endwrench.
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XS Scuba MultiMax Breathable Inator Service Manual
e.Separatetheinletstem(28)assembly
i.Usingthumbandforenger,removethecrown
orice(30)fromtheinletstem(28)bypullingit
straightout.
ii.Removetheo-ring(29)fromthecrown
orice(30)
iii.Removethetwoo-rings(27)fromtheinlet
stem(28).
f.Separatethevalvehousing(35)assembly
i.Usinga5.5mmsocketornutdriver,remove
thenylocnut(19).
NOTE:Thepartsareinsidethevalvehousing
(35)areunderspringtension.Whenremovingthenut,
thepartscouldejectoutofthevalvehousingunless
youcoveritwithyourhand.
ii.Locateandidentifythenut(19),washer(38),
lever(37),valvehousing(35),spring(34),stem
andseatassembly.
iii.Removethehousinginsert(36)fromthevalve
housing(35).
iv.Removetheseat(31),byretractingtheseat
retainer(33).
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XS Scuba MultiMax Breathable Inator Service Manual
7. Mouthpiece
a.Inspectthemouthpiece(25)andtiewrap(44).
Iftheyareingoodcondition,theycanremain
inplaceandgetcleanedwiththemainbody(8).
8. Remove hose connector (3)
a.WhenyouremovedtheMultiMaxfromtheBC,if
youleftthehoseconnectorassemblyon,you
canremoveitnow.Unthreadthecollar(2)from
thebody(8).
b.Pullthehoseconnector(3)outofthebody(8).
c.Removetheo-ring(4)fromthehoseconnector(3).
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