- Service and maintenance - 40
5. Dismanteling pump parts and inner seal
at the pump side.
If bearings or shaft have to be replaced
please proceed with Chapter 9.5 “Chang-
ing the bearing”.
For details of the shaft seal see also
chapter 4.6
6. Removing the outer seal at the motor side
7. Outter sealing (motor side):
Assemble spring (16) + pressure ring (15)
and lightly oil the groove in the pressure
ring. Protect the O-ring against the sharp
edges of the key bed. Assemble the slide
and lightly oil the entire shaft seal.
8. The O-ring must press the slide ring
tightly onto the shaft. Therefore, use the
loose slide flange (11) as an auxiliary tool.
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