KSB Etanorm FXV Installation & Operating Manual page 44

5 Shaft unit see data sheet.
44 of 62
7 Servicing/Maintenance
7. On variants with a clamped casing cover, fasten cover plates 81-92.01 and
81-92.02 with transport locks 901.98 and lock washers 554.98. The casing cover is
now fastened to the bearing bracket.
8. Fit and tighten nuts 920.15, if any.
NOTE
To reduce friction forces when assembling the seal, wet the shaft sleeve and the
location of the stationary ring with water.
9. Fit the rotating assembly of the mechanical seal (primary ring) on shaft sleeve
523.
Observe the following installation dimension b for mechanical seals with installation
length L to EN 12756 (design KU):
1k
b
1 2
Fig. 17: Installation dimension b of mechanical seal
1 Impeller
3 Mechanical seal
Table 13: Installation dimensions of the mechanical seal
5)
Shaft unit
25
35
55
7.5.3.2 Fitting the gland packing
l
Fig. 18: Gland packing chamber
Etanorm FXV
3 4
2 Shaft sleeve
4 Casing cover
Installation dimension b
7,5 mm
10 mm
15 mm