Schebler eVent Operation and maintenance manual

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INSTALLATION INSTRUCTIONS
OPERATION AND MAINTENANCE M ANUAL
Models eVent, eVent Plus, eVent Plus2 and eVent SW
(Condensing Boiler Systems)
A MAJOR CAUSE OF VENT RELATED FIRES IS FAILURE TO
MAINTAIN REQUIRED CLEARANCES (AIR SPACES) TO
COMBUSTIBLE MATERIALS. IT IS OF UTMOST IMPORTANCE
THAT THIS VENT BE INSTALLED ONLY IN ACCORDANCE WITH
THESE INSTRUCTIONS.
IMPORTANT: DO NOT INSTALL VENTING
SYSTEM WITHOUT F
I RST READING THESE
INS
T RUCTIONS.
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USC

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TABLE OF CONTENTS
General 2
ULListingUSAandCanada 3
VentingApplications 3
VentingEnvironment 3
PartIdentification 3
ClearancesandEnclosures 3&4
Termination Height Requirements 4
ClearancetoCombustibles 4
Horizontal Support & Vertical Guide Limits 8
VerticalSupportLimits 10
Individual Part Installation 5
Basic Pipe and Fitting Assembly for models eVent, eVent SW, eVentPlus & eVentPlus2 5
VariableStraight(VS) 6
WallTermination(WT) 7
Elbows (30L, 45L and 90L) 7
DrainTeeCap(DTC) 7
45DegreeLateralTee(45LT) 7
90DegreeWye(90Y) 7
90DegreeTee(90T) 8
FullAngleRing(FR) 8
Hanger(HG) 8
WallSupport(WS) 8
WallGuide(WG) 9
FloorRoofGuide(FRG) 9
SupportPlate(SP) 10
InsulatedThimble(IT) 10
RainCap(CC) 10
Flashing(FL) 11
RainCollar(RC) 11
EndCap(EC) 11
TopSection(TS) 11
ExitCone(EXC) 11
HorizontalTermination(HT) 11
GuySection(GS) 12
Operating Precautions 13
Maintenance 13
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GENERAL
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Theseinstructionscoverinstallationrequirementsforthe
Scheblerlistedsingleanddoublewallspecialstainlesssteel
ventingsystems:eVent,eVent,eVentSW,eVentPLUSand
eVentPLUS2.ScheblermodelseVent,eVentPLUSand
eVentPLUS2mustbeinstalledinaccordancewithlocal
buildingcodeandaswellasnationalcodes.
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Examineallcomponentsforpossibledamagepriorto
installation.ContactyourlocalScheblerdistributorwithany
questions.
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Properjointconstructionisessentialforasafeinstallation.
Followtheseinstructionsexactlyaswritten.
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Theventingsystemmustbefreetoexpandandcontract.This
ventingsystemmustbesupportedinaccordancewiththese
instructions.
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Checkforproperjointconstructionwhenjoiningpipetofittings.
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Checkforunrestrictedventmovementthrough,walls,ceiling,
androofpenetrations.
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Differentmanufacturershavedifferentjointsystemsand
adhesives.Donotmixpipe,fittingsorjoiningmethodsfrom
differentmanufacturers.

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ULLISTING
AllScheblereVentseriesModelsarelistedtoUL1738and
ULC5636‐95forinstallationsmanufacturedinevenandodd
diameters.
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TheScheblerModelseVent,eVentSW,eVentPLUS,and
eVentPLUS2maybeutilizedinthesamesystem.Proper
installationmethodsmustbefollowedascalledforinthese
instructions.
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Theventingsystemshallterminateinaccordancewiththe
requirementsofCAN/CGA‐b149.1,NaturalGasInstallation
code,orCAN/CGA‐B149.2PropaneInstallationcode.
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RefertoTheScheblerCompanyVentingSystemcatalogfor
thedescriptionofallnecessaryparts.
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VENTINGAPPLICATIONS
ModeleVentSWisasinglewallventingsystemwhileeVent,
eVentPLUSandeVentPLUS2aredoublewallspecialstainless
steelventingsystemsforgasfiredapplianceslistedas
CategoryII,III,&IVwithamaximumfluegastemperatureof
550°F,and40"W.C.positivepressure.Gasvent‐BH,Class
I/ClassII‐245°C.ModelseVent,eVentPLUSand
eVentPLUS2arealsosuitableforotherapplicationsthatcall
foranAL29‐4Cvent.
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ModelseVent,eVentSW,eVentPLUSandeVentPLUS2areto
beinstalledasacompletesystemconnectingthe
appliance(s)totheoutdoors,whileoperatingunderpositive
forceddraft,negativeinduceddraft,orneutralgravityflow
internalpressureconditionsusingonlyScheblermodels
eVent,eVentPLUSandeVentPLUS2ventparts.Noventpart
fromanothermanufacturershouldeverbemixedwith
modelseVent,eVentSW,eVentPLUSandeVentPLUS2.
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Ifadrainfittingisrequiredbytheappliancemanufacturer,it
mustbelocatedasclosetotheflueoutletaspossible.
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MultiplecategoryII,III&IVappliancesmaynotbecommon
ventedunlessapprovedbythemanufacturers.Donotmix
naturaldraftandforceddraftappliancestogether.
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Ventingsystemsaretobesizedinaccordancewiththe
ASHRAEHandbook,EquipmentVolume,theappliance
manufacturer’sinstructions,orbycontactingTheSchebler
Company.
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ModelseVent,eVentSW,eVentPLUSandeVentPLUS2shall
notberoutedinto,through,orwithinanyotherventsuch
asanexistingmasonryorfactory‐builtventthatis
connectedtoanotherappliance.
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Itisrecommendedthatventingsystemsbeenclosedbelow
therooflinetolimitcondensationandprotectagainst
mechanicaldamage.Methodsofprovidingadditional
insulationmaybespecified.
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Itisrequiredtocheckthejointsandseamsforgastightness
whenusingtheventingsystemwithaCategoryIIIorIV
appliance.
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Donotexceedthemaximumratedpressureforwhichthe
ventingsystemisintendedtobeused.
Note:Horizontallyterminatedsystemsmustbepitched
¼"perfootbacktowardtheappliancebeingvented.
Ensureanycondensateiscollectedbystrategically
placingdrains,ortheapplianceitselfifpermittedbythe
appliancemanufacturer.
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Note:Forverticallyterminatedsystemsitis
recommendedthatlongerhorizontalrunsbepitched¼"
perfootbacktowardtheappliancebeingvented.
Ensureanycondensateiscollectedbystrategically
placingdrains,ortheapplianceitselfifpermittedbythe
appliancemanufacturer.
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VENTINGENVIRONMENT
Itissuggestedthataventbeinginstalledinacorrosive
atmospherebeconstructedofType304,430or316
stainlesssteelfortheoutershellmaterial.
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PARTIDENTIFICATION
Theseinstructionsandthecatalogidentifypartsbyname
followedbyapartcode.Partnumbersaremadeupof
themodel,partcode,flueinsidediameterandmaterial
code.ThepartnumberisshownontheULlabel.
EXAMPLE:ThepartnumberforaModeleVent(EVD),47”
longStraightSection(47S),8”ID(08),withaAL29‐4C
stainlesssteellinerandan430stainlesssteelshell(R)
wouldbeEVD‐47S‐08R.eVentSeriesmaterialcodesare
showninthefollowingchart:
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CLEARANCESANDENCLOSURES
CAUTION–DONOTPLACEANYTYPEOFINSULATIONOR
COMBUSTIBLEMATERIALSINTHEREQUIRED
CLEARANCESPACESSURROUNDINGTHEVENT.
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Thisventistobeinstalledunenclosedorwithenclosures.
Iftheventpassesthroughanyzoneorstoryofabuilding
abovethatonwhichtheconnectedapplianceislocated,
itistobeenclosedinconstructionhavingafirerating
equaltoorgreaterthanthatofthefloororroof
assembliesthroughwhichitpasses.
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CODE LINER/SHELL MATERIAL
K AL 29-4C Stainless Steel / Aluminized Steel
L AL 29-4C Stainless Steel / 304 Stainless Steel
M AL 29-4C Stainless Steel / 316 Stainless Steel
R AL 29-4C Stainless Steel / 430 Stainless Steel
T AL 29-4C Stainless Steel

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NOTE:AlwayscheckwiththeAuthorityHavingJurisdictionfor
materialwithanappropriatefirerating.Ifaportionofthevent
passesbetweenadroppedceilingandroof,thatportionisto
beenclosedinafireratedenclosureorproperclearanceto
combustiblesaremaintained.Ventsarenotintendedto
passthroughcombustiblewalls.Anywallthroughwhichthe
ventpassesmustbeofnon‐combustibleconstructionunless
properclearancestocombustiblesaremaintained.
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Ventsinstalledinopenroomsorfullyventilatedareasonthe
samestoryastheequipmentconnectedtoitshallhavea
minimumclearancetocombustiblesasshowninthefollowing
tables:
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SYSTEMSTERMINATINGVERTICALLY
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SYSTEMSTERMINATINGHORIZONTALLY
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Clearancestonon‐combustiblesshallbenecessaryfor
installation,inspectionandmaintenance.
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Asystemisdeterminedtobehorizontalorverticalbased
solelyontheorientationofthesystemstermination,notthe
individualrunswhichmakeupthesystem.
Forhorizontalterminationrequirementscheckwithlocal
codes,NFPAguidelinesandtheinstallationinstructionsof
thespecificappliancebeingvented.
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TERMINATIONHEIGHTREQUIREMENTS
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Ventsaretoterminateaminimumof3‐ft.(0.92m)above
thehighestpointoftheroofpenetrationand2‐ft.(0.61m)
minimumaboveanyportionofabuildingwithin10‐ft(3.1
m)horizontally.ConsulttheAuthorityHavingJurisdiction
aboutrestrictionsinyourarea.SeeNFPA211.
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Figure1–PitchedRoofTerminationHeight
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Figure2–FlatRoofTerminationHeight
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44 - 48 1118 - 1219 5" (127mm)
381 - 508 1.5" (38mm)
21 - 24 533 - 610 2" ( 51mm)
eVent Double Wall Series Vent Clearances
Vertically Terminating Systems
550° F (288° C)
127 - 356 1" (25mm)
15 - 20
Inside Diameter
34 - 43 864 - 1092 4" (102mm)
25 - 33 635 - 838 3" (76mm)
inches mm
5 - 14
38-46 965-1168 5" (127mm)
47-48
inches
1194-1219 6" (152mm)
27-36 686-914 4" (102mm)
mm
11-16 279-406 2" ( 51mm)
17-26 432-660 3" (76mm)
5 - 6 127 - 152 1" (25mm)
7-10 178-254 1.5" (38mm)
Inside Diameter 550° F (288° C)
eVent Double Wall Series Vent Clearances
Horizontally Terminating Systems
45 - 48 1143 - 1219.2 12"
(
304mm
)
37 - 40 939.8 - 1016 10"
(
254mm
)
41 - 44 1041.4- 1117.6 11"
(
279.4mm
)
25 - 28 635 - 711.2 7"
(
177.8mm
)
29 - 32
inches
736.6 - 812.8 8"
(
203.2mm
)
21 - 24 533.4 - 609.6 6"
(
152mm
)
mm
13 - 16 330.2 - 406.4 4"
(
102mm
)
17 - 20 431.8 - 508 5"
(
127mm
)
33 - 36 838.2 - 914.4 9"
(
228.6mm
)
5 - 8 127 - 203.2 2"
(
51mm
)
9 - 12 228.6 - 304.8 3"
(
76mm
)
Inside Diameter 550° F (288° C)
eVent Single Wall Series Vent Clearances
Horizontally or Vertically Terminating Systems
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Figure3
Figure3–StraightSection
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Figure4
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
Figure5
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Figure6–FinalAssembly
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VARIABLESTRAIGHT(VS)
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Theinnerlineriscompletedbyusingthe(2)innerliner
sections,gasketandjointsecuringcollar.Theinnerlinersection
canbecuttolength.Theflangedendsoftheinnerlinerwill
connectthesameasstandardstraightsections.Theouter
comesintwohalves.Theoutercanbecuttolengthorslipped
overtheadjacentsection.Thetwohalvesaredrawntogether
onthesideswiththesuppliedhardware.


Step1:
Joinflangedendsoftwomatingsections(seefigure3).Jointgaskets
arepre‐installedflueendswithinnerflangecollarsonly.Installinner
bandaroundthetwoflanges(seefigure4)thenrotateflangedbolts
intothecorrespondingnotchoftheclip(seefigure4).
Step2:
Usea3/8”nutdrivertotighteninnerbandaroundsections(see
figure5)andtightenbothflangeboltsevenlyuntilsecure.Tapon
innerbandwithrubberorrawhidemallettoensureapropertight
joint.
Step2a:
ForeVentPLUS2Wrapinnerbandtightlywith4”wideinsulationstrip
providedwiththesystem.

ModelseVentSW,eVent,eVentPLUSandeVentPLUS2INDIVIDUALPARTINSTALLATION
ThissectionidentifiesModelseVentSW,eVent,eVentPLUSandeVentPLUS2bynameandpartnumberorpartcode.Seethe
sectiontitled“PartIdentification”onpage3oftheseinstructionsforpartnumberdetails.Whenreferringtopartsalwaysinclude
themodelandfluesizetoavoidconfusion.
TheseinstructionscomprisebothgeneralandspecificrequirementsforallpartsintheeVentSW,eVent,eVentPLUSand
eVentPLUS2seriesproductlines.

NOTE:FAILURETOFOLLOWTHESEINSTRUCTIONSMAYRESULTINGASORCONDENSATELEAKS.
NOTE:
Onlytheflangewithainternalflangecollarwillhavea
pre‐installedredhightemperaturegasket.Ifagasketis
missingforanyreasonpleasecontactyourlocal
Scheblerdistributorforreplacementgaskets.
Step3:
Placeouterbandaroundbothsectionscoveringthespace
betweentheshells.Theflangesontheouterbandfitintothe
groovesontheshells.Rotateflangeboltintothe
correspondingnotchoftheclipandtightenbothflangebolts
evenlyuntilsecure(seefigure6).
Note:Foroutdoorinstallations,orinstallationsinareasof
moisture,applyabeadofsiliconesealantinthegrooveat
upperendoftheouterbandandatthebandoverlap.
Beforebeginningan
installation,
thoroughlyreview
theseinstructions.
