Alfa Laval ALS - Replacement of Shaft Seal, Type S1

5Maintenance
Formaintenanceinstructionsfromsuppliers,seechapter8Appendix.Always Always
Always
ensurethatmountingisaccordingtochapter6
Technicaldata.Ensuretotallycleansurfacesduringmounting-alsoremoveremainingloctiteresidueonthreads.Always Always
Always
refer
totighteningtorquesinchapter6Technicaldata.
5.12Replacementofshaftseal,typeS1
NOTE NOTE
NOTE
Toreplacesealseasier,usedetergent.
Ensuresubsequenttosealreplacement,thatallsealfacesaretotallyclean,usingalcohol.
Ifpossible,alwaysdismantletheAgitatorfromthetankbeforedismountinganyparts.
Step Step
Step
1 1
1
1.DismantleAgitatorfromweldingflange.
2.LiftupAgitator.
Step Step
Step
2 2
2
1.Moveo-ring(1)alongtheshaft.
2.Movecounterring(2)alongtheshaft.
3.Moverotarysealring(3)alongtheshaft.
Step Step
Step
3 3
3
Removeguardsfromlanterniflanternisused.
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