Operating InstructionsBedienungsanleitung Manuel d‘utilisation

Type 2012

Globe valve, pneumatically operated Actuator sizes 175 mm and 225 mm, Nominal diameter DN65 to DN100

Kolbengesteuertes Geradsitzventil Antriebsgrößen 175 mm und 225 mm, Nennweiten DN65 bis DN100

Vanne à siège droit commandée par piston Tailles d'actionneur 175 mm et 225 mm, Diamètre nominal DN65 á DN100

We reserve the right to make technical changes without notice.Technische Änderungen vorbehalten.Sous réserve de modifications techniques.

© Bürkert Werke GmbH & Co. KG, 2000 - 2021

Operating Instructions 2102/16_EN-DE-FR_00804396 / Original DE

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1 OPERATING INSTRUCTIONS ............................................... 41.1 Symbols ....................................................................... 41.2 Definitionoftheterm"device" .................................... 4

2 INTENDED USE .................................................................... 5

3 BASIC SAFETY INSTRUCTIONS .......................................... 5

4 GENERAL NOTES ................................................................. 64.1 Contactaddresses ...................................................... 64.2 Warranty ...................................................................... 64.3 InformationontheInternet .......................................... 6

5 PRODUCT DESCRIPTION .................................................... 75.1 Generaldescription ..................................................... 7

6 STRUCTURE AND FUNCTION ............................................. 76.1 Structure ...................................................................... 76.2 Function ....................................................................... 8

7 TECHNICAL DATA ................................................................. 97.1 Conformity ................................................................... 97.2 Standards .................................................................... 97.3 Typelabel .................................................................... 97.4 Operatingconditions ................................................. 107.5 Controlfunctions ....................................................... 117.6 Mechanicaldata ........................................................ 11

8 INSTALLATION .................................................................... 118.1 Safetyinstructions ..................................................... 11

8.2 Beforeinstallation ...................................................... 128.3 Removeactuatorfromthevalvebody (weldedconnection) .................................................. 128.4 Installingvalvebody .................................................. 128.5 Installactuator(weldedconnection) ............................... 138.6 Turningactuator ........................................................ 138.7 Pneumaticconnection ............................................... 148.8 Disassembly .............................................................. 14

9 MAINTENANCE, CLEANING .............................................. 159.1 Safetyinstructions ..................................................... 159.2 Maintenancework ..................................................... 159.3 Replacingthevalveseat ........................................... 16

10 FAULTS ................................................................................ 17

11 SPARE PARTS ..................................................................... 1811.1 Replacementpartset ................................................ 1811.2 Overviewofreplacementpartsets ........................... 18

12 TRANSPORTATION, STORAGE, DISPOSAL ...................... 19

Type2012Contents

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Operatinginstructions

Type2012

1 OPERATING INSTRUCTIONSTheoperatinginstructionsdescribetheentirelifecycleofthedevice.Keeptheseinstructionsinalocationwhichiseasilyaccessibletoeveryuserandmake themavailable toeverynewownerof thedevice.

Important safety information!

Failure toobserve these instructionsmay result in hazardoussituations.

▶ Theoperatinginstructionsmustbereadandunderstood.

1.1 Symbols

DANGER!

Warns of an immediate danger. ▶ Failuretoobservetheseinstructionswillresultindeathorseriousinjuries.

WARNING!

Warns of a potentially hazardous situation. ▶ Failuretoobservetheseinstructionsmayresultinseriousinjuriesordeath.

CAUTION!

Warns of a potential danger. ▶ Failuretoobservetheseinstructionsmayresultinmoderateorminorinjuries.

NOTE!

Warns of damage. ▶ Failuretoobservetheseinstructionsmayresultindamagetothedeviceorthesystem.

Indicatesimportantadditionalinformation,tipsandrecommendations.

Referstoinformationintheseoperatinginstructionsorinotherdocumentation.

▶ Designatesinstructionstoavoidadanger. → Highlightsaprocedurewhichyoumustcarryout.

1.2 Definition of the term "device"Theterm"device"usedintheseinstructionsalwaysreferstotheType 2012piston-operatedglobevalve.Intheseinstructions,theunitbarstandsforrelativepressure. Theabsolutepressureisstatedseparatelyinbar (abs).

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Intendeduse

Type2012

2 INTENDED USE

Non-intended use of the device may be dangerous to people, nearby equipment and the environment.

The Type 2012 device is designed to control the flow of liquid and gaseous media.

▶ Inpotentiallyexplosiveenvironments,thedevicemustonlybeused inaccordancewith thespecificationson theseparateEx-typelabel.TheadditionalinformationandsafetyinstructionsrelatingtoExareasenclosedwiththedevicemustbeadheredtowhendeployingthedevice.

▶ DeviceswithoutaseparateExtypelabelmustnotbeusedinthepotentiallyexplosiveatmosphere.

▶ Whenusingthedevice,observetheauthoriseddata,oper-atingconditionsanddeploymentconditionsspecifiedinthecontractdocumentsandintheoperatinginstructions.ThesearedescribedinChapter“Technicaldata”.

▶ Usethedeviceonlyinconjunctionwiththird-partydevicesandcomponentsrecommendedorapprovedbyBürkert.

▶ Prerequisitesforsafeandtrouble-freeoperationarecorrecttransport,correctstorageandinstallationaswellascarefuloperationandmaintenance.

▶ Usethedeviceonlyasintended.

3 BASIC SAFETY INSTRUCTIONSThesesafetyinstructionsdonottakeaccountofany:• Contingenciesor eventswhichmayoccurduring installation,operationandmaintenanceofthedevices.

• Local safety regulations that arewithin the operator’s scopeof responsibility, including those relating to the installationpersonnel.

High pressure danger! ▶ Beforelooseninglinesorvalves,switchoffthepressureandbleedthelines.

Danger due to electric voltage. ▶ Beforeaccessingthedeviceorthesystem ,switchoffthepowersupplyandsecureittopreventreactivation!

▶ Observetheapplicableaccidentpreventionregulationsandsafetyregulationsforelectricaldevices.

Risk of injury when opening the actuator.

Theactuatorcontainsaspringunder tension.Thespringthatejectswhentheactuatoropensmaycauseinjuries.

▶ Theactuatormustnotbeopened.Risk of injury due to moving parts in the device.

▶ Donotreachintoopenings.

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Generalnotes

Type2012

Risk of burns.

Thedevicesurfacecanbecomehotduringcontinuousoperation.

▶ Donottouchthedevicewithyourbarehands.

General hazardous situations.

Topreventinjuries,ensurethat: ▶ Thesystemcannotbeactivatedunintentionally. ▶ Installationandmaintenancemaybeperformedbyautho-risedtechniciansonlyandwiththeappropriatetools.

▶ Theprocessmustberestartedinadefinedorcontrolledmannerafteraninterruptioninthepowersupplyorpneu-maticsupply.

▶ Thedevicemaybeoperatedonlywheninperfectconditionandinconsiderationoftheoperatinginstructions.

▶ Thegeneralrulesoftechnologymustbefollowedforappli-cationplanningandoperationofthedevice.

Pleaseobservethefollowinginordertoprotectagainstdamagetothedevice:

▶ Feedonlythosemedialistedinchapter“7Technicaldata” intothemediumports.

▶ Donotplacethevalveundermechanicalstress(e.g.byplacingobjectsonitorstandingonit).

▶ Donotmakeanyexternalmodificationstothevalves. ▶ Donotpainthousingpartsorscrews.

4 GENERAL NOTES

4.1 Contact addressesGermany

BürkertFluidControlSystems SalesCentre Christian-Bürkert-Str. 13–17 D-74653Ingelfingen Tel.+49 (0) 7940 - 10 91 111 Fax+49 (0) 7940 - 10 91 448 E-mail:info@burkert.com

InternationalThecontactaddressescanbe foundon thebackpagesof theprintedoperatinginstructions.Theyarealsoavailableonlineat:www.burkert.com

4.2 WarrantyApreconditionforthewarrantyisthattheType 2012globevalveis used as intended in consideration of the specifiedoperatingconditions.

4.3 Information on the InternetOperatinginstructionsanddatasheetsforType 2012canbefoundonlineat:www.country.burkert.com

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Productdescription

Type2012

5 PRODUCT DESCRIPTION

5.1 General descriptionThe2/2-wayglobevalveType 2012issuitableforliquidandgaseousmedia.Usingneutralgasesorair (controlmedia), itcontrolstheflowofwater,alcohol,oil,fuel,hydraulicfluid,salinesolution,lye,organicsolventsandvapour(flowmedia).Onespecialcharacteristicoftheglobevalvesarescrewed-inseats,whichcanbereplacedwhenneeded.

5.1.1 Restrictions

WARNING!

Risk of injury from pressure surge.

Apressure surge could cause lines and thedevice to burst.Because of the risk of pressure surge, valveswith the flowdirectionabovetheseatmustnotbeusedforfluidmedia.

▶ Observethetypeofflowandtypeofmediumforoperatingthedevice.

6 STRUCTURE AND FUNCTION

6.1 StructureTheglobevalveconsistsofapneumaticallyactuatedpistonactuatoranda2/2-wayglobevalvebody.Theactuator ismadefromPA.Theself-adjustingpackingglandguaranteesahighdegreeof tightness.Thestainlesssteelvalvebodyfacilitateshighflowvalues.

Transparentcap

Actuatorcover

Actuatorhousing

Pilotair connections

Wrenchflatforopen-end

wrenchGlobe body

Portconnection

Fig. 1: Type 2012 globe valve, structure and description

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Structureandfunction

Type2012

6.2 FunctionDependingonthevariant,thevalveseatisclosedinthedirectionoforagainstthemediumflow.Springforce(CFA)orpneumaticpilotpressure(CFBandCFI)gen-eratetheclosingforceontheswivelplate.Aspindleconnectedtotheactuatorpistontransmitstheforce.

6.2.1 Control functions (CF)

WARNING!

For control function I – risk of pilot pressure failure.

Withcontrolfunction I,thecontrolunitandresetarepneu-matic.Nodefinedpositionisreachedduringapressurefailure.

▶ Toensureacontrolledrestartofthedevice,firstapplypilotpressureandthenactivatethemedium.

A (CFA)

P

A

Closedbyspringforceinrestposition

B (CFB)

P

B

Openedbyspringforceinrestposition

I(CFI)P

A

Actuatingfunctionviarecip-rocalpressurisation

6.2.2 Flow direction below seat

Dependingonthevariant,thevalveisclosedagainstthemediumfloweitherwithspringforce(controlfunction A,CFA)orpilotpressure(controlfunction Bor I,CFBorCFI). Becausethemediumpressureisbelowtheswivelplate,ithelpsopenthevalve.

WARNING!

Valve leak if there is too little minimum pilot pressure or high medium pressure.

MinimumpilotpressureforCFBandCFIthatistoolow,orfailingtomeetthepermittedmediumpressure,cancausealeakinthevalveseat.

▶ Adheretominimumpilotpressure. ▶ Donotexceedthemediumpressure. ▶ Notethepressurerangesinchapter“7.4.2”.

CFA SFB/SFI

Flowdirection1 2

Markingonthehousing

Fig. 2: Flow direction below seat (closing against medium)

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Technicaldata

Type2012

6.2.3 Flow direction above the seat

Thevalveisclosedwiththemediumflowviaspringforce(controlfunctionA,CFA).Becausethemediumpressureisabovetheswivelplate,ithelpsthevalvecloseandalsocontributestosealingthevalveseat. Thevalveopensviapilotpressure.

WARNING!

Risk of injury from pressure surge.

Apressuresurgecouldcauselinesandthedevicetoburst.Becauseoftheriskofpressuresurge,valveswiththeflowdirectionabovetheseatmustnotbeusedforfluidmedia.

▶ Observethetypeofflowandtypeofmediumforoperatingthedevice.

Inordertoensurecompleteopening,theminimumpilotpressuremustbeapplied.

Flowdirection

Markingonthehousing

1 2

CFA

Fig. 3: Flow direction above the seat (closing with the medium)

7 TECHNICAL DATA

7.1 ConformityTheType 2012globevalveconformstotheEUdirectivesaspertheEUDeclarationofConformity.

7.2 StandardsTheappliedstandardsasusedtoverifycompliancewiththeEUDirectivescanbefoundintheECtypeexaminationcertificateand/ortheECDeclarationofConformity.

7.3 Type label

2012 A PTFE Kv31PS 10barTmed -10 - +180 °Csee manual for derating00266857W17ALFlow 1 2

Ma

de

in G

erm

any

Order numberFlow directionManufacture code (coded)

For derating, please refer to the operating instructions.

2012 A PTFE Kv31PS 10barTmed -10 - +180 °Csee manual for derating00266857W17ALFlow 1 2

Ma

de

in G

erm

any

2012 A PTFE Kv31PS 10barTmed -10 - +180 °Csee manual for derating00266857W17ALFlow 1 2

Ma

de

in G

erm

any

Type

Medium temperature

Control function

Medium pressure

Seal material Flow coefficient

Fig. 4: Description of the type label

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Technicaldata

Type2012

7.4 Operating conditions

7.4.1 Temperature ranges

Actuatorsize[mm]

Actuatormaterial

Mediumtem-perature(withPTFEseal)

Ambienttemperature

175,225 PA –10–+180 °C –10–+50 °C

7.4.2 Pressure ranges

Actuatormaterial

Actuatorsize [mm]

Max.Pilotpressure[bar]

PA 175, 225 6

Mediumpressureandpilotpressureforcontrolfunction A,flowdirectionbelowseat(standard):

DN

Maximummediumpressure/minimumpilotpressure

Actuatorsizeø [mm]

175 225

65 16(15 *)/4.5 25(15 *)/3.3

80 10/4.5 16(12.5 *)/3.3

100 7/4.5 16(10 *)/4.8

*  Medium pressure max. 15 bar according to Pressure Equipment Directive 2014/68/EU for compressible fluids of Group 1 (dangerous gases and vapours according to Art. 4, paragraph (1) c) i) first dash).

RequiredminimumpilotpressuredependingonthemediumpressureInthefollowinggraphtherequiredminimumpilotpressureisshownforcontrolfunctions Band I(onlyactuatorsize 175)dependingonthemediumpressure.

Controlfunction Band I,flowdirectionbelowseat *

0 1 2 3 4 5 6

2

4

6

8

10

12

14

16

DN100

Pilot pressure [bar]

Med

ium

pre

ssure

[b

ar]

DN80DN65

Fig. 5: Pressure diagram, control function B and I, flow direction below seat

Actuatorø 225isnotprovidedforcontrolfunctionBandI,astheperformancedataofactuatorø 175toDN100aresufficient.

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Installation

Type2012

7.4.3 Media

Controlmedia Neutralgases,airFlowmedia Water,alcohols,oils,fuels,

salinesolutions,lyes,organicsolvents,vapour

7.5 Control functionsControlfunction A Closedbyspringforceinrest

positionControlfunction B Openedbyspringforcein

restpositionControlfunction I Actuatingfunctionviarecip-

rocalpressurisation

7.6 Mechanical dataMaterialsValvebody Stainlesssteel316LActuator PASealmaterials PTFE

(NBR,FKM,EPDMonrequest)

Packinggland PTFE(carbon-filled)

8 INSTALLATION

8.1 Safety instructions

DANGER!

Risk of injury from high pressure in the system. ▶ Beforelooseninglinesandvalves,turnoffthepressureandventthelines.

WARNING!

Risk of injury due to improper installation. ▶ Disassemblymaybecarriedoutbyauthorisedtechniciansonlyandwiththeappropriatetools.

Risk of injury due to unintentional activation of the system and uncontrolled restart.

▶ Securethesystemagainstunintentionalactivation. ▶ Followinginstallation,ensureacontrolledrestart.

For control function I – risk of pilot pressure failure.

Withcontrolfunction I,thecontrolunitandresetarepneu-matic.Nodefinedpositionisreachedduringapressurefailure.

▶ Toensureacontrolledrestartofthedevice,firstapplypilotpressureandthenactivatethemedium.

Risk of injury due to moving parts in the device. ▶ Donotreachintoopenings.

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Installation

Type2012

8.2 Before installationInstallationposition:any,preferablyactuatorontop.• Ensurethatpipelinesareinalignment.• Noteflowdirection.• Removesoilingfrompipelines.

8.3 Remove actuator from the valve body (welded connection)

→ Clampvalvebodyintoaholdingdevice.

NOTE!

Damage to the seat seal or seat contour. ▶ Valvemustbeopenwhenuninstallingtheactuator.

→ Forcontrolfunction Aand I:Pressurisepilotairportwithcom-pressedair(6 bar):Valveopens. → Placeasuitableopen-endwrenchon thewrenchflatof thenippleandunscrewtheactuatorfromthevalvebody. → Donotloosenthescrewabovethenipple.

8.4 Installing valve body

WARNING!

Risk of injury due to improper installation. ▶ Installationmayonlybeperformedbyqualifiedandtrainedpersonnel.

▶ Useanopen-endwrenchforassembly. ▶ Observetighteningtorques.

Dirt trap for devices with approval according to DIN EN 161

AccordingtoDIN EN 161"Automaticshut-offvalvesforgasburnersandgasappliances",adirttrap,whichpreventsthepenetrationofa1 mmtestpin,mustbeinstalledupstreamofthevalve.

→ If theapprovalappliestothevalve,suchadirttrapmustbeattachedinfrontoftheglobevalve.

Weldedconnection: →Weldorbondvalvebodyinpipelinesystem.

Otherbodies: → Connectvalvebodytopipeline.

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Installation

Type2012

8.5 Install actuator (welded connection)

Seal

Fig. 6: Seal

→ Checksealandreplaceifrequired.

WARNING!

Risk due to incorrect lubricants.

Unsuitable lubricantmaycontaminate themedium.There isariskofexplosioninoxygenapplications.

▶ Onlyusedaccordinglyapprovedlubricantsforspecificapplications.

→ Beforere-installation,greasenipplethread(e.g.usingKlüber-pasteUH1 96-402fromKlüber).

NOTE!

Damage to the seat seal or seat contour. ▶ Thevalvemustbeopenbeforeinstallingtheactuator.

→ Forcontrolfunctions Aand I,pressurisethelowerpilotairportwithcompressedair(6 bar). → Screwactuatorintothevalvebody.Notetighteningtorqueaspertable 1.

Tighteningtorquesvalvebody/nipple

DN 65 80 100

Tighteningtorque(Nm) 100 ± 5 120 ± 5 150 ± 5Tab. 1: Tightening torques valve body/nipple

8.6 Turning actuatorThepositionoftheportscanbeseamlesslyalignedbyturningtheactuator360°.

NOTE!

Damage to the seat seal or seat contour. ▶ Thevalvemustbeopenwheninstallingtheactuator.

→ Clampvalvebody inaholdingdevice (only forvalveswhichhavenotyetbeeninstalled). → Forcontrolfunctions Aand I,pressurisethelowerpilotairportwithcompressedair(6 bar):Valveopens. → Counterwithasuitableopen-endwrenchonthewrenchflatofthenipple.

WARNING!

Risk of injury from discharge of pressure and escaping medium.

Thebodyconnectioncanloosenwhenrotatedincorrectly. ▶ Onlyturntheactuatorinthespecifieddirection.

• Loosenthescrewabovethenipplebyahalfrotationandpositiontheactuatorasdesiredbyrotatingclockwise(seenfromabove). → Reapplythescrew(tighteningtorque100 ± 5 Nm).

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Installation

Type2012

8.7 Pneumatic connection

WARNING!

Risk of injury due to connecting unsuitable hoses.

Hosesthatcannotwithstandthepressureandtemperaturerangecancausehazardoussituations.

▶ Onlyusehosesthatarepermittedforthespecifiedpressureandtemperaturerange.

▶ Notethedatasheetinformationfromthehosemanufacturers.

For control function I – risk of pilot pressure failure.

Withcontrolfunction I,thecontrolunitandresetarepneu-matic.Nodefinedpositionisreachedduringapressurefailure.

▶ Toensureacontrolledrestartofthedevice,firstapplypilotpressureandthenactivatethemedium.

If thepositionof thepilot air ports is unfavourable forinstallingthehoses,thesecanbeseamlesslyalignedbyrotatingtheactuatorby360° (seechapter“8.6Turningactuator”).

Controlfunction A: → Connectcontrolmediumtolowerpilotairport.

Controlfunction B: → Connectcontrolmediumtoupperpilotairport.

Controlfunction I: → Connectcontrolmediumtoupperandlowerpilotairport.

Forusageinanaggressiveenvironment,werecommendusingapneumatichosetodrainallfreepneumaticportsinaneutralatmosphere.

PilotairhosePilotairhosesofsizes6 mm,4 mmor¼"canbeused.

8.8 Disassembly

DANGER!

Risk of injury from discharge of pressure and escaping medium.

Dismantlingadevicewhichisunderpressureishazardousduetoasuddendischargeofpressureorescapingmedium.

▶ Beforedisassembly,shutoffthepressureandventalllines.

→ Loosenpneumaticconnection. → Disassemblethedevice.

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Maintenance,cleaning

Type2012

9 MAINTENANCE, CLEANING

9.1 Safety instructionsDANGER!

Risk of injury from high pressure in the system. ▶ Beforelooseninglinesandvalves,turnoffthepressureandventthelines.

Risk of injury due to electric shock. ▶ Beforereachingintothesystem, switchoffthepowersupplyandsecureagainstreactivation.

▶ Observetheapplicableaccidentpreventionregulationsandsafetyregulationsforelectricaldevices.

WARNING!

Risk of injury due to improper maintenance work. ▶ Maintenancemaybecarriedoutbyauthorisedtechniciansonly.

▶ Useanopen-endwrench,neverapipewrench,toscrewthevalvebodyoractuatorinorout,andobservethetighteningtorque.

Risk of injury due to unintentional activation of the system and uncontrolled restart.

▶ Securethesystemagainstunintentionalactivation. ▶ Followingmaintenance,ensureacontrolledrestart.

Risk of injury due to moving parts in the device. ▶ Donotreachintoopenings.

WARNING!

For control function I – risk of pilot pressure failure.

Withcontrolfunction I,thecontrolunitandresetarepneumatic.Nodefinedpositionisreachedduringapressurefailure.

▶ Toensureacontrolledrestartofthedevice,firstapplypilotpressureandthenactivatethemedium.

9.2 Maintenance workActuator:Whenusedinaccordancewiththeseoperatinginstructions,theactuatoroftheglobevalveismaintenance-free.

Wearingpartsoftheglobevalve:Partswhicharesubjecttonaturalwearare:• Valveseat,• Seals.

→ Ifthereisaleak,replacetherespectivewearingpartwithacorrespondingsparepart.

Visual inspection:

Accordingtotheusageconditions,performregularvisualinspections:

→ Checkmediumportsfortightness. → Checkreliefboreonthepipeforleaks.

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Maintenance,cleaning

Type2012

9.2.1 Cleaning

Commerciallyavailablecleaningagentscanbeusedtocleantheoutside.

NOTE!

Avoid causing damage with cleaning agents. ▶ Beforecleaning,checkthatthecleaningagentsarecompati-blewithbodymaterialsandseals.

9.3 Replacing the valve seatRemovingactuatorfromthevalvebody

→ Clampvalvebodyintoaholdingdevice.

NOTE!

Damage to the seat seal or seat contour. ▶ Valvemustbeopenwhenuninstallingtheactuator.

→ Forcontrolfunction Aand I:Pressurisepilotairportwithcom-pressedair(6 bar):Valveopens. → Placeasuitableopen-endwrenchon thewrenchflatof thenipple.

→ Unscrewactuatorfromthevalvebody.Replacingvalveseat

→ Selecttoolinsertandscrewitintotheassemblytool. → Unscrewtheoldvalveseatwiththeassemblytoolandawrench. → Cleanthethreadandsealsurfaceinthebodywithcom-pressedair. → Attachanewvalveseattotheseatassemblytool. → Lubricatethethread(e.g.KlüberpasteUH1 96-402).

→ Manuallyscrewtheattachedvalveseatintothebodythread. → Tightentothespecifiedtighteningtorquewithatorquewrench(see“Tab.2”).

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Faults

Type2012

Assemblytool

Toolattachment (dependingonseat

diameter)

Valveseat

Fig. 7: Replacing the valve seat

Tighteningtorquevaluesforseatassembly

Fitting Tighteningtorques[Nm]ToleranceValve

seatHousing Uncoated

valveseatsCoated

valveseats

DN65 DN65 150 150 +10

DN80 DN80 180 180 +10

DN100 DN100 220 220 +10Tab. 2: Tightening torque values for seat assembly

10 FAULTS

Fault Cause Elimination

Actuatordoesnotswitch

Pilotairportinterchanged

Connectlower(CFA,CFI)orupper(CFB,CFI)pilotairport

Pilotpressuretoolow Observepressurespec-ificationsonthetypelabel

Mediumpressuretoohigh

Flowdirectioninterchanged

Observedirectionofarrowonthetypelabel

Valveisnottight

Dirtbetweensealandvalveseat

Installdirttrap

Valveseatsealworn Replacevalveseatseal

Flowdirectioninterchanged

Observedirectionofarrowonthetypelabel

Mediumpressuretoohigh

Observepressurespec-ificationsonthetypelabelPilotpressuretoolow

Valveisleakingonthereliefbore

Packingglandworn Replacepackingglandoractuator

Tab. 3: Faults

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Spareparts

Type2012

11 SPARE PARTS

CAUTION!

Risk of injury and/or damage due to incorrect parts.

Incorrect accessories andunsuitable sparepartsmay causeinjuriesanddamagethedeviceandtheareaaroundit.

▶ UseonlyoriginalaccessoriesandoriginalsparepartsfromBürkert.

11.1 Replacement part setThefollowingreplacementpartsetsareavailablefortheglobevalveType 2012:• Sealsetforpackinggland,• Valveset,• Valveset(valveunit + seat),• Sealsetforswivelplate

Theordernumbersofthesparepartsandtheinstallationinstructionsareavailableintheoperatinginstructionsforsparepartsonourhomepage: www.country.burkert.com →Type 2012

11.2 Overview of replacement part sets

23

4

1

Valveset

Sealsetforpackinggland

Sealsetforswivelplate

Valvetrim (valveunit + seat)

Fig. 8: Overview of replacement part sets

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Transportation,storage,disposal

Type2012

12 TRANSPORTATION, STORAGE, DISPOSAL

NOTE!

Transportdamage.Inadequatelyprotecteddevicesmaybedamagedduringtransport.

▶ Protectthedeviceagainstmoistureanddirtinshock-resis-tantpackagingduringtransport.

▶ Avoid exceeding or dropping below the permitted storagetemperature.

Incorrectstoragemaydamagethedevice. ▶ Storethedeviceinadryanddust-freelocation. ▶ Storagetemperature–20–+65 °C.

Damage to the environment caused by device parts contam-inated with media.

▶ Disposeofthedeviceandpackaginginanenvironmentallyfriendlymanner.

▶ Observeapplicabledisposalandenvironmentalregulations.

Note:Observenationalwastedisposalregulations.

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