KSB Etanorm-R, Installation & Operating Manual

Page: 58 / 78

7 Servicing/Maintenance
58 of 78
Etanorm-R
1222.8/13-EN
4. Insert new gaskets 400.01/.02.
5. Fit bearing covers 360.01/.02 and fasten them with bolts 901.01/.02.
6. Fit joint ring (V-ring) 411.77/.78.
7. Insert keys 940.02.
8. Fit the coupling half on the drive-end shaft stub.
9. Secure the coupling hub with a hexagon socket head cap screw.
7.5.3 Fitting the shaft seal
7.5.3.1 Installing the KSB cartridge seal
Installing the
mechanical seal
The following rules must be observed when installing the mechanical seal:
▪ Work cleanly and accurately.
▪
Only remove the protective wrapping of the contact faces immediately before
installation takes place.
▪
Prevent any damage to the sealing surfaces or O-rings.
Fitting the KSB cartridge seal (4ES)
59-13
509.95
902.03
920.05
900.97
500.97
904.97
412.56
471.01 411.15
Fig. 23: Fitting the KSB cartridge seal (4ES)
ü The notes and steps stated in ( ð Section 7.5.1, Page 56) to
(
ð
Section 7.5.2, Page 57) have been observed/carried out.
ü The installation area has been cleaned.
ü A suitable lubricant has been applied to the O-ring in shaft sleeve 412.56 to
reduce the friction when sliding on the cartridge seal.
ü The KSB cartridge seal is kept in a clean and level assembly area.
ü All dismantled parts have been cleaned and checked for wear.
ü
Any damaged or worn parts have been replaced by original spare parts.
ü The sealing surfaces have been cleaned.
1. Slide thrower 507 (if any) onto shaft 210 from the pump end.
2. Slide the KSB cartridge seal onto casing cover 161 until joint ring 411.15 rests
against the casing cover.
3. Bolt seal cover 471.01 to the casing cover. Tighten nuts 920.5 evenly.
4. Gently slide the casing cover together with the cartridge seal onto shaft 210.
Grub screws 904.97 must not score the shaft surface.
5. Screw casing cover 161 to bearing bracket 330.
6. Alternately tighten grub screws 904.97 in ring 500.97 a little at a time.