Replacing bearings
Recommended interval after which bearings are to be replaced under normal operating
conditions:
Table 9- 4
● Do not reuse bearings that have been removed.
● Remove the dirty spent grease from the bearing shield.
● Replace the existing grease with new grease.
● Replace the shaft seals when the bearings are replaced.
● Slightly grease the contact surfaces of the sealing lips.
Note
Special operating conditions
The operating hours are reduced, e.g.
• When machines are vertically mounted.
• High vibration and surge loads
• Frequent reversing operation
• Higher ambient temperatures.
• High speeds etc.
Standard motors SH 63 ... 355
Operating Instructions, 12/2018, A5E38483075A
Bearing replacement intervals
Ambient temperature
40 °C
40 °C
Principle of operation
Horizontal coupling operation
With axial and radial forces
Maintenance
9.3 Corrective maintenance
Bearing replacement intervals
40 000 h
20 000 h
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