Figure 7-7 Installing The Rotary Shaft Seal - Siemens 1PH728 Operating Instructions Manual

Maintenance
7.3 Corrective Maintenance
Installing the active parts of the bearings
NOTICE
Before mounting the bearings, ensure that the parts and components that are to be located
on the shaft inside the bearing have been mounted beforehand!
To fit the bearings on the shaft, heat them up to about 80 °C in oil or air.
Then push the bearings onto the shaft up to its shoulder.
NOTICE
Avoid any heavy blows that might damage the bearings.
CAUTION
When installing/replacing the bearing, make sure that an insulated bearing is installed again
at the non-drive end (N-end).
Fill the bearings with specified grease (see section entitled "Types of grease") until it is flush.
Also observe the following installation condition:
● If rotary shaft seals without helical springs are installed, the replacement part must also
Sealing the bearings
The outer bearing seal comprises a rotary shaft seal.
When installing the bearings, make sure that the seat of the shaft is not greased.
Figure 7-7
64
NOTICE
Follow the manufacturer's application and safety instructions when using the sealant.
be installed without a spring.
Installing the rotary shaft seal
Siemens AG Operating Instructions 2.02 1PH728
A5E00177602A AD