Specifications

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‐12‐
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SECTIONF
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PUMPASSEMBLY
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Allpumpspartsshouldbeinspectedbeforereassembly.Checkthatallpartsarecleanbefore
assembly.
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F.1ASSEMBLYOFBEARINGFRAME
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Step1–Installallthreadedplugsinbearingframe(sightoilerplug,foroilmistconnectionplug,
oilfillplug,oildrainplug,reliefplugandoilcoolerinletandoutletplugs.
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Step2–Installbearingframefootandbolts,handtighten.
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F.2ASSEMBLYOFROTATINGELEMENT
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Step1–Forthemodels3575Sand3575M:Installoutboardbearingonshaft.Coatinternal
surfacesofbearingswithlubricantthatwillbeusedinthepumpsoperations.Process
PumpModel911
Theinboardbearingisinstalledwiththeshieldawayfromimpeller.
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Formodel3575L:Installoutboardbearingonshaft.Forproperinstallationpleasecheck
SKFcatalog.Coattheinternalsurfacesofbearingswithlubricantthatwillbeus edin
pumpoperation.
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Step2–Placelockwasheronshaftandtangoflockwasherinkeywayofshaft.
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Step3–Threadlocknutonto shaft.Tightenlocknutuntiltight.Bendwashertangaligningwith
 slotoflockwasherintotheslotoflocknut.
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Step4–Formodels3575Sand3575M:Placebearingretainingringforimpellerendto
outboardbearing.Thisbearingretainingringisgrooved;theflatfaceshouldbetowards
outboardbearing.
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Forthemodel3575L:Placebearingclampringovershaft(Noteorientation).
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Step5–Installinboardbearingonshaft.Beforeinstalling,coatinte rnal surfacesofthebearings
withthelubricanttobeusedin pumpoperation.
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Step6–Installanewo‐ringinbearinghousing.
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Step7–Coatoutsideofoutboardbearingandinsideofbearinghousingwithoil.
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Step8–Installtheshaft/bearingassemblyinthebearinghousing.
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Step9–Formodel3575Sand3575M:Securetheretainingringingroove.Checkthatthegroove
inthebearingframeisnotblockedbyther etainingring.