standard gate valves manual
DESCRIPTION
gate valves manualTRANSCRIPT
Installation InstructionsStandard Gate Valves
Read All InstructionsPrior To Installation
Keep Instructions with the Valvefor Future Reference
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Standard Gate Valve Installation ManualUNPACKING KJLC GATE VALVE
Inspecttheshippingcontainerbeforeunpackingtolookfordamagethatcouldhaveoccurredduringtransit.Anyvisibledamageshouldbereportedtothetransportationcompanyimmediately.Afteryouhavethisvisualinspection,removethevalvefromtheshippingcontainer.Makesuretheflangefacesarefreeofanyscratchesandthatthereisnotanyobviousdamagetotheactuatorassemblyofvalvebody.
Makesuretonotethevalvesmodelnumberandserialnumberduringtheunpackingprocess.Themodelnumberandserialnumberwillneedtobeprovidedwhenpurchasingreplacementparts.
PRE-INSTALLATION
Determinethatthegatevalveanditsplumbingisadequatelysupportedwheninstalledinthevacuumsystem.Ifagatevalveisnotadequatelysupported,thiscouldpreventthegatevalvefromoperatingandsealingcorrectly.Besurethatallmatingflangesareinlineandparalleltominimizestrainingonjointsandvalvebody.
Topreparethevalveforinstallation,removetheflangecoversandwipetheflangesdownwithalintfreedryclothorwipe.Duringinstallationbecarefulnottodamagethesealingsurfaceinanyway.Anydamagetothesealingsurfacewillaffectitssealingcapabilities.
WARNING:Neverinsertyourhandsorobjectsintheportofagatevalve.Seriousbodilyinjuriesanddamageofthevalvewilloccur.
INSTALLATION
Itisrecommendedthatthegatevalveisinstalledwiththegateseal(carriageside)facingtowardthechamber(vacuumside).Mountingthevalveinthisconfigurationwilleliminatethepumpdownofthevalvebody.Thegatevalvemaybemountedineitheraverticalorhorizontalposition.
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IMPORTANT:Neveruseboltsthatarelongerthanthecombinedwidthofbothmatingflanges.Itisrecommendedthatboltsareatleast_”(6.4mm)shorterthanthecombinedthicknessofbothmatingflanges.
Bolt Tightening Sequence
Toavoiddamagingthevalvebodyandflanges,firstfingertightensallflangebolts.Next,usingthepropertighteningsequence,tightenboltstohalfthetorquerequired.Toproperlytightenthebolts,tightenoneandthentightenthebolt180degreesacrossfromit.Continuethisprocessuntilalltheboltsaretightened.Lastly,tightentotherecommendedtorquespecificationusingthepropertighteningtechnique.Aflangeissufficientlytightenedwhentheflangefacestouch.
FLANGE BOLT TIGHTENING SEQUENCE
CHAMBER
PUMP
GATE SEALORING CHAMBER
PUMP
11
12
8 2
4 6
109
5 3
71
DIAGRAM 1
ISOFLANGES CFFLANGESVALVESIZE(INCH)
VALVESIZE(MM)
TORQUEFT.LBS
TORQUEN_m
TORQUEFT.LBS
TORQUEN_m
4''-6'' 100-160 6 8.2 15 20.4
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Itispossiblethatthevalvebodycansufferdamagebytheuseofimproperlengthboltsorfromtheovertorquingofthebolts.Tobesurethevalvebodyisnotdamagedpleasemakesurethatthecorrectlengthboltsareusedandthetorquespecsintheabovediagramareused.
IMPORTANT: Beforeinstallingflangebolts,itisrecommendtoapplyalightcoatinganti-seize(non-galling,hightemperaturegrease)tothethreadsofthebolts.
WARNING: Neverplacehandsoranyotherobjectsintothegatevalve.Seriousinjuryandvalvedamagewilloccur.
PNEUMATIC ACTUATION: Connectregulatedcompressedairsupplytothegatevalve.UseTeflontapeonthethreadstoensureleakproofconnections.KJLCrecommendsusinganairfilterintheairlinesystem.Pleaserefertotheinformationlocatedonthesolenoidforthecorrectvoltageneededwhenconnectingtheelectricalservice.Checkthevalveportforanythingthatcouldbeobstructingthevalvesperformance.
Supply60-80psigofairtothevalve.Forproperperformancethevalveneedsaminimumof60psigofairforoperation.Ifmorethan80psigofairissupplied,seriousdamageofthevalvemayoccur.DO NOT EXCEED 80PSIG.
IMPORTANT:Anairregulatormustbeusedtoconfirmthatthevalveisactuatingproperly.
Position Indicators
PositionindicatorswitchesarepresetandanLEDindicatorwillilluminatewhenthevalveisfullyopenorfullyclosed.
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7-PIN CONNECTOR PINOUT
OPERATION
MANUAL VALVE
PinNumber Status Description
Open1 ValveOpen LimitSwitchNormal
Open2 ValveOpen
Close3 ValveClosed LimitSwitchNormal
Open4 ValveClosed
SOLV5 P24
DC2/Volt(Option)6 N24
7 Spare
1
4
7
6
5
2
3
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• Rotateactuatorclockwisetoclosethegatevalve.• Rotateactuatorcounterclockwisetoopenthegatevalve.• Settheactuatorlockingunitonlockpositionwhenthegatevalvefullyclosed.• Note:Whenopeningthegatevalve,movethelockingunittotheunlock
positionfirst.• Warning:Donotforceactuatorwhenlockingunitinlockingposition.
Damagetothevalvewilloccur.
PNEUMATIC VALVE
GENERAL SOLENOID INFORMATION
A1/8-inchported,4-way,singlesolenoid,2position/springreturngeneralpurpose,directactingsolenoids.Thesolenoidforagatevalveistypicallysetforanormallyclosedposition.
When410solenoidsareusedwithvacuum,usethelargestpossibletubingsizeandtheminimumtubinglengthforthesolenoidsoptimumperformance.Pleasenotethatbeforeconnectingfittingsandtubingremoveallforeignmaterialfromthecomponents.Ifyouareusingasealant,takeextracautionthatnosealantentersthesolenoidvalve.Thiscouldcausemalfunctionand/orleakagetothesolenoids.
CAUTION:Compressedairispowerfulandcanbedangerous.Beforeremovingacomponentfromanairlineorsystem,alwaysdisconnecttheairsupplyandvent(exhaust)theairlinecompletely.Neverattempttoconstruct,operate,orserviceanythingusingcompressedairunlessyouhavebeenproperlytrainedtodoso.Failuretocomplywiththiswarningcouldresultinseriousorfatalinjuries.
AIR SUPPLY FOR VALVE OPENING
AIR SUPPLY FOR VALVE CLOSING
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SOLENOID INSTALLATION
Solenoidvalvescanbemountedinorientation(position)inmostenvironments.410solenoidvalvesfeatureaClassBinsulationsystemandmoldedcoilforambienttemperaturesfrom32˚Fto125˚F(0˚Cto50˚C).
Ifthevalvedoesnotfunction(onpneumaticvalve)whenelectricityissuppliedcheckthevalvefunctionusingthesolenoidsmanualoverride.Ifthevalvefunctionswhenmanuallyactuated,checkthelimevoltagetodetermineifthesolenoidvalveisreceivingthecorrectvoltage.Ifthevoltagesarecorrect,nextchecktheairpressuregoingtothevalve.Makesurethatthevalveisreceiving60-80psig.Besurethattherearenoairlineblockagesordefectiveorblockedfittings.IfthefailscontinuestofailafterfollowingthesestepspleasecontactKJLC.
410 PORT IDENTIFICATION1–Intake2–NormallyOpen3–Exhaust4–NormallyClosed
Rev.0111-145
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9001:2008