IOM/GK(P)/CONICAL ISSUE DATE: 10.11.2015
Page 30 LAST REV. DATE: 01.08.2019
GROOVE ON DRIVE COLLAR FIRMLY. Remove grub screw of
driving collar which is engaged on Shaft / Shaft sleeve.
c)
Remove Impeller from rotating unit.
d)
Remove hex. nuts from casing cover (22000) studs holding the
cover of mechanical seal.
e)
Then remove casing cover (22000) from rotating unit.
Removal of mechanical seal
f)
Remove Cartridge seal assembly from shaft.
g)
Loosen grub screw holding the liquid deflector (23600). Take
out liquid deflector.
h)
5.2.1.1.19
Remove impeller key (32000).
5.2.1.1.20
Take out ‘O’ ring (if applicable) for bearing housing (52501)
carefully.
5.2.1.1.21
Remove pump half coupling (39700) after unscrewing grub screw.
Coupling half should be removed with the help of
suitable extraction device or by localized heating. To avoid damage
to the bearings, coupling half should not be knocked out of shaft.
Removing coupling half from driving end