7.5.4.2
Impeller-end mechanical seal
932.44
550.44
433.02
Fig. 23: Installing the impeller-end mechanical seal
✓
The diffuser casing has been fastened to the motor.
✓
The pump set has been positioned horizontally on a wooden support and is
protected against rolling off.
1.
Use an assembly sleeve of a suitable diameter to push the mating ring of
mechanical seal 433.02 together with the O-ring into the drilled recess in the
diffuser casing.
2.
Carefully push in the bellows part of the mechanical seal until it rests against
the mating ring.
3.
Guide disc 550.44 and circlip 932.44 onto the shaft and push the circlip in with
an assembly sleeve until it is axially fastened to the shaft groove.
4.
Test the lubricant reservoir for leakage.
5.
Fill the lubricant reservoir with lubricant. Then close the lubricant reservoir.
7 Servicing/Maintenance
Amacan P
47 of 68
