Pentair Keystone Figure 952 NPS 2 Instrucciones de instalación

KEYSTONE FIGURE 952 KNIFE GATE VALVES

NPS 2 - 24 DiSaSSembly iNStructioNS

Removal, disassembly and inspection instructions.

RISING SPINDLE VALVES

•Ensureallpartsarecleanandfreeofforeign

material, particularly the chest area between

the gland and valve bore.

•Foroptimumleak-freeservice,gatefaces

andedgesmustbesmooth,andfreeof

gallingorburring.Repairorreplaceif

excessively worn or damaged.

•Seatingfacesinvalveboremustbesmooth

andundamagedotherwiseleakageislikely

tooccur.Replaceifnecessary.

•Checkglandsealingfacesontopof

valve body. They should be smooth and

undamaged.Repairifnecessary.

•Checkthreadsonspindlesandbolts-

repair/replaceifnecessary.

•Replacelocknutsifthreadsarestripped

orweakened.Theseareusedasprotection

against vibration.

•Checkandreplacegateguides(13)ifnecessary.

NOTE:

NPS2-8F952valveillustrated

NOTE:

NPS10-24F952valveillustrated

www.pentair.com/valves PPLBE-0004-US 14/07

REMOVAL AND DISASSEMBLY

1. Ensure pipeline is not pressurized and that

any hazardous medium is drained away.

2.Largevalvesneedachainblockorcraneto

assist.Iflarge,heavycylindersarefitted,they

canberemovedfirstiffeltnecessary:

 •Disconnectactuatorairlinesandpower

supplies etc.

 •Supportactuator,disconnectactuatorrod

fromvalvegate,undobridgeboltsorhold

downbolts,removeactuatorfromvalve.

3.Supportvalvebodyandremoveallflange

bolts.

4.Removevalveandgasketsfromthepipeline.

For NPS 2-8 valves

 •Loosenglandboxnuts(10)toendofpillar

(9)threads.Removeclevisfastener(15).

Removebothbridgenuts(13).

 •Removehandwheel(oractuatorassembly.

Unscrewbothpillars(9)andremove.

For NPS 10-24 valves

 •Removeglandboxnuts(10)andwashers

(11,12).Removeclevisfasteners(19,20).

 •Removeuprightbolts(14)andwashers(15)

atvalvebody(1).Removepillarnut(23)and

washer(22).

5.Withdrawglandbox(3)andgate(2)assembly.

6.Removegateguides(13)fromvalvebody(1).

KEYSTONE FIGURE 952 KNIFE GATE VALVES

NPS 2 - 24 DiSaSSembly iNStructioNS

NON - RISING SPINDLE VALVES

•Ensureallpartsarecleanandfreeofforeignmaterial,particularlythechestareabetweenthe

gland and valve bore.

•Foroptimumleak-freeservice,gatefacesandedgesmustbesmooth,andfreeofgallingor

burring.Repairorreplaceifexcessivelywornordamaged.

•Seatingfacesinvalveboremustbesmoothandundamagedotherwiseleakageislikelytooccur.

Replaceifnecessary.

•Checkglandsealingfacesontopofvalvebody.Theyshouldbesmoothandundamaged.Repair

ifnecessary.

•Checkthreadsonspindlesandbolts-repair/replaceifnecessary.

•ReplaceNylocnutsifthreadsarestrippedorweakened.Theseareusedasprotectionagainst

vibration.

•Checkandreplacegateguides(11)ifnecessary.

REMOVAL AND DISASSEMBLY

1. Ensure pipeline is not pressurized and that any hazardous medium is drained away.

2. Largevalvesneedachainblockorcranetoassist.Iflarge,heavycylindersarefitted,theycan

beremovedfirstiffeltnecessary:

•Disconnectactuatorairlinesandpowersuppliesetc.

 •Supportactuator,disconnectrodfromvalvegate,undobridgeboltsorholddownbolts,

removeactuatorfromvalve.

3. Supportvalvebodyandremoveallflangebolts.

4. Removevalveandgasketsfromthepipeline.

 •Removeglandboxnuts(8)andwashers(21,10).Removeclevisfasteners(13)andwashers

(22).

 •Removeuprightmountingbolts(12)andwashers(14)atvalvebody(1).Removepillarnut(19)

andwasher(9).

5. Withdrawglandbox(3)andgate(2)assembly.

6. Removegateguides(11)fromvalvebody(1).

NOTE:

NPS10-24F952non-risingspindlevalveillustrated.

PENTAIR VALVES & CONTROLS

www.pentair.com/valves

AllPentairtrademarksandlogosareownedbyPentairLtd.Allotherbrandorproductnamesaretrademarksorregisteredmarksoftheirrespectiveowners.

Becausewearecontinuouslyimprovingourproductsandservices,Pentairreservestherighttochangeproductdesignsandspecificationswithoutnotice.

Este manual sirve para los siguientes modelos

Tabla de contenidos

Otros manuales de Unidad de control de Pentair

Pentair

Pentair Raychem PMKG-LE Manual de usuario

Pentair

Pentair FLECK 3150 NXT Guía del usuario

Pentair

Pentair AUTOTROL 604 Guía del usuario

Pentair

Pentair Fleck 5800 LXT Guía del usuario

Pentair

Pentair SUDMO IntelliTop 2.0 Manual de usuario

Pentair

Pentair Fleck 2510 ECONOMINDER Manual de usuario

Pentair

Pentair FLECK NXT Manual de usuario

Pentair

Pentair FLECK 3900 NXT Guía del usuario

Pentair

Pentair SUDMO P740 Manual de usuario

Pentair

Pentair ANDERSON GREENWOOD 95 POSRV Especificaciones técnicas

Pentair

Pentair FLECK 2850 SXT Manual de usuario

Pentair

Pentair E-Box MAESTRO Instrucciones de funcionamiento

Pentair

Pentair Fleck 2850 Manual de usuario

Pentair

Pentair FLECK 3900 Manual de usuario

Pentair

Pentair AUTOTROL368 Guía del usuario

Pentair

Pentair EVERPURE MRS-350BL Manual de usuario

Pentair

Pentair 2750 Manual de usuario

Pentair

Pentair FLECK 2750 Downflow Manual de usuario

Pentair

Pentair FLECK 5810 XTR2 Manual de usuario

Pentair

Pentair AURORA CBV-S5 Manual de usuario

Pentair

Pentair HYPRO PROSTOP-E Manual de usuario

Pentair

Pentair KEYSTONE OM3 Manual de usuario

Pentair

Pentair E-Box MAESTRO Lite Instrucciones de funcionamiento

Pentair

Pentair PENTEK INTELLIDRIVE PID2000-1123 Manual de usuario

Manuales populares de Unidad de control de otras marcas

Festo

Festo Compact Performance CP-FB6-E Manual de lista de piezas

Elo TouchSystems

Elo TouchSystems DMS-SA19P-EXTME Manual de usuario

JS Automation

JS Automation MPC3034A Manual de usuario

JAUDT

JAUDT SW GII 6406 Series Guía rápida

Spektrum

Spektrum Air Module System Manual de usuario

BOC Edwards

BOC Edwards Q Series Manual de usuario

KHADAS

KHADAS BT Magic Manual de usuario

Etherma

Etherma eNEXHO-IL Manual de usuario

PMFoundations

PMFoundations Attenuverter Manual de usuario

GEA

GEA VARIVENT Manual de usuario

Walther Systemtechnik

Walther Systemtechnik VMS-05 Manual de usuario

Altronix

Altronix LINQ8PD Instrucciones de montaje

Eaton

Eaton Powerware Series Manual de usuario

WAGO

WAGO 750-407/040-000 Manual de usuario

Sony

Sony CCU-590 Manual de usuario

Graco

Graco 25D614 Manual de usuario

Task Force Tips

Task Force Tips YE-RF-900 Manual de programación

Shini

Shini SPV-U Series Manual de usuario