JABSCO 30910-0000 Bedienungsanleitung

SERVICE

INSTRUCTIONS

DISASSEMBLY

Removetheendcoverscrews,lock

washersand

endcover.

RemovetheendcoverO-ring

lrom

the

O-ring

groove.

Withalarge

pair

ofwater

pump

pliers,grasp

thehuboftheimpellerandusinga

rotarymotion

pull

itfromiheimpellerbore.Remove

thecamscrew,camscrewO-ringand

cam. Re-

movethe

wearplatefrom

thebottom

oitheimpeller

bore.Withapair

retainingring

pliers

reach

throughtheimpellerbo'eand.emove

theseal

positioning

retainingring

from

theshaft.

Slidethe

sealspacerofftheshaft.

Withahooked,stitt

probe,

reachintothesealboreand

pull

the

rubber/

carbon

portion

ofthesealofftheshaft.

Thenwith

the

same

Drobe

itshouldbe

oossible

toreach

betweenthe

wetendofthe

pump

andthebearing

housing

and

push

theceramic

portion

oftheseal

forwardintotheimpellerboreso

canbe

pulled

off

oftheshaft.Ensurelherubbersealseat

for

lhe

ceramicisalsoremovedfromthebottom

oftheseal

bore.

The

seal

may

alternativelybe

removedby

first

pressing

theshaftassembly

fromthe

pump

bodyandthen

pushing

ihesealoutolthesealbore

fromthebearingendofthe

pump.

Toremovetheshafvbearingsubassembly

lromthe

pul']p

body,

first

ensurethe

sealretaining

ringis

removedfromtheshaft.Removethebearingto

bodyretainingringlromthedriveendofthe

pump.

From

the

impeller

endof

the

pump,press

iheshalv

bearingsubassembly

from

the

pump

body.TheO-

ringlocatednext

tothe

bearingnearesttheimpeller

endoftheshattservesasawaterslingerandmay

beremovedifdesired.

Cleanall

parts

and

inspectlorwear. lfthecamhas

wear

grooves

onit

which

canbeeasily

feltwith

your

fingernail,itshould

probably

replaced.lfthe

wearplatehaswear

grooves

itshouldbereversed

wheninstalledorreplaced.lfthe

pump

endcover

has

significant

wear

grooves

itshouldbe

replaced.

Wear

toanyoftheaforementioned

parts

willreduce

the

pump'sprimeability.

Rotatethebearings'outer

races

toensurethey

rotatesmoothly.lfthey

grind,

wobbleorhang-up,theshaft/cearingsubassembly

shouldbe

replaced.

ASSEMBLY

Positiontheslinger

O ringabout

1/4"away

from

lhe

bearingnearestthe

impellerendofthe

shaft.Press

the

shafvbearingsubassembly

intothe

pump

body.

Installthebearing

retainingring

the

retaining

ring

groove

ensuringit

properly

seatedallaround.

Slidetheceramic

portion

ofthe

sealwith

rubber

sealseatattached

ontotheshaft

and

press

intothe

sealboresothe

whiteceramic

facestheimpeller

bore.Slidethe

carbon

portion

ofthe

sealontothe

shaft

untililcontactstheceramic.

Positionthe

seal

spacerontheshattagainst

thesealand

push

downtoexposethe

retainingring

groove.

Install

thesealretaining

ringensuring

itisfullyseated

the

retainingring

groove.

Dropthe

wearplateinto

lheimpellerboreensuring

thenotch

the

wear-

plate

aligns

with

the

locator

pinposition(centered

incamarea)inthebody.

Position

thecam

intheimpellerbore

andsecureit

place

with

the

camscrew

fittedwiththeO-ring

seal.

With

arotarymotion

(in

the

normalinstalled

directionotrotation)

push

theimpeller

into

the

impellerbore.Alignthe

flatsoftheimpeller

insert

withtheflatsonthe

shaftthen

push

the

impeller

with

rolarymotiondownuntil

itbottomsinthe

impeller

bore.Positiontheend

coverO-ringinthe

O-ring

groove

andinstallthe

endcoverwithend

coverscrewsand

lock

washers.

Recommendedtorqueforthecamscrew

is45-50

in/lbsandtheend

coverscrews65-70

in/lbs.

EXPLODED

VIEW

Key Parl

Numbef Descrip

on Quantity

10'

'11

18753-0346

30914-1000

18753-0343

30919-0001

30929-1000

30915-1000

18753-0345

18753-0428

14753-0342

30911-1000

18753,0340

92000,0560

30912-1000

1875s-0341

18753-0344

90135,0001

Screw,H.H.

-1.0

x16mm

S.S.

each

endcover

and1

eachcam

screw)

LockWasher

S.S.

End

Cover

O-ring,End

Cover

lmpeller

Cam/Dowel

P;nAssy.

Weaplate

Retaining

Ring

Spacer

SealAssy.

(Spacer,

Carbon

&Ceramic)

Body

O ring,

Cam

Screw

ring,

Slinger

ShafVBearing

Subassembly

Woodrufl

Key

Retaining

Ring

ServiceKil'

5per

kit

4per

kit

'Parts

included

inService

Kit

PERFOBMANCE

TABLE

NOTE:

Table

showsapproxlmate

head_llow

lor new

pump

InU.S.

gallons

per

mlnule

andlltres

per

minute. Progessively

longerllfe

may

beexpected

asoperating

pressufes

andsPeeds

are

reduced.Fa;tory

Application

Engin€erlng

assistance

lsrecommend€d

forshaded

area High

startlnglorque

motois

arerequired.

Pumpstartingtorque

indrycondltlon

(nollr|ldIn

pump

body)G85inch-pounds

andlnw€t

conditlon

(lluldInpump

body)is65Inch-pounds

THEPRODUCT

DESCRIBED

HEREIN

IS SUEJECT

THE

JABSCO

ONEYEAR

LIMITEDWARRANTY,

WHICH

ISAVAILABLE

FORYOUB

INSPECTION

UPONREOUEST,

14ss

DaleWay,

P.O.Box

2158,

CostaMesa,

CA.

92628-21s8,

Telephone:

(714)

545-8251

Bingley

Road,iiodd€sdon,

Herttordshire

EN11

OBuEngland,

Telephone:

+44-s92-467191

DIMENSIONAL

DRAWING

INcHES

(millimetes)

tqd( .daug,

(5) {24 (e)

(154)

(191)

(37) 5/16DtA

A)TNBII

4MOUNTNGNOLES

(rrDA)

r-ti,ii -

f,x'ft I

l-__lI t-

TOTALHEAD

(e1)

(83)

19112

\74)

(3,0)

(6,1)

112,2)

(18,3)

(24.4)

(45)

l42t

9-112

(36)

(30)

4.3

(0,3)

4.7

(0,5)

17,3

11,2)

26.0

(1,8)

34.6

\2,4)

ITI *+P""'ggbsy

conora,

OCopyright

1S92,ITT

CoQoraiion P nled

inU.S.A. AllRighls

Reselved Form:43000'0540

Rev.

11/92

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