4.

 

 

 

 

 

 

 

 

 

 

GEK-91696D

Removethehubfromtheshaft.Aconvenientmethodofremoval1150isbyHPteACuseDrillofingtwoMotor,finelyModeltapered5GEB22steel

 

wedgs(hardenedandground),whicharecarefullydrivenbetweentheubh

andthebearingoutersleeve

5.

ontheshaft.

thetaperfitoftheshaft;blueingof

hubboreshouldnowshowontheshaft.Ifat

IMPORTANT!

 

least75percent

fshaftsurfaceshowstracesofblueing,thefitissatisfactory.If,however,onlyafewspots

6

ofblueingshowInspectotheshaft,

fitisnotsatisfactory.

 

 

 

 

 

DressdownthebluespotsontheshaftverylightlywithafineemeryclothsuchasNo.400ATriemite.

 

7Bluethe

 

ubboreagain(refertoStep1)andrepeatSteps2,4,5and6.Besuretoplcethehubontothe

8

shaftin

hsamepositionasmarked.

 

 

 

 

 

 

Generally,thefitwillbeimproved,buttheforegoingproceduremayhavetoberepeatedseveraltimesto

9.

obtain

75percentfit.

usealappigcompoundsincelappingwillproducea

atthelarge

of

Underno

 

 

 

taperedfit.Ashulderwillpreventaperfectfitwhenthehubismountedhot;shoulderi..,whenitismounteinend

 

theadvancedcircumstancespositio.

 

 

 

 

 

 

 

 

10.Aftergoodfithasbeenobtained,thoroughlycleantheshaftandthehubboretoremoveallblueing,oilor

5.12.2.HubgreaseMounting.Thenmountthehub.

theshaft

boreofthehub(referto

procdureinsection4.2.CLEANING

1

horoughlycleanthehubfit

 

THEMOTORinthis

 

.Remove

yscoringontheshaftorhubbore.

Refertosection5.12.1.Hub

2Spotthecoldhubpublication)theshaftbyhandandcheckforatleast75percentfit.

 

3.FittingTrialofZeroadvancethemounttheshaftinthisgageuge.thepublicationTakeinforma.coldRefermeasurementshubion.ontoFigureIf.necesary,the39swithhaftinsection.dresstheaMeasuremicrometeradvace6.4shaft.and3.6.recordHubtoobtainInstallthegugethispositionafitAdvancGage(similar.ofthetohubthatwithinsownthisrespectpublicationinFiguretothe14endfor).

41

Page 41
Image 41
GE 5GEB22 manual Ontheshaft, Atthelarge, Theshaft