User Manual
Installation, Assembly and Commissioning
EM1 Series AC Servo Motors
EM1-01-0-EN-2110-MA
Page
43
of
72
8.2.1.2
Oil Seal
1. If the servo motor shaft and flange opening is easily affected by oil spray in the
operation environment, use a motor with an oil seal.
2. Check the operation environment to make sure that the oil seal material is
appropriate.
3. The oil seal should not be used in a location lower than the oil surface or the oil can
leak in through the opening of motor flange to damage the servo motor.
8.2.1.3
Key
Installation Procedures:
1. Clean dirt from keyway.
2. Clean dirt from key.
3. Press key into shaft without deformation.
4. Put key onto keyway.
5. Lean shaft on a solid surface. Make sure key be pressed vertically. Press velocity
should under 400 mm/min. Punching is prohibited.
6. Press key vertically to the bottom side. Press height is as Table 8.1
Key align with shaft
Oil
Oil seal
Lean on a solid
Press vertically force < 10
k
