7 Servicing/Maintenance
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EA-C
7.4 Lubrication
The gearing is lubricated for life and does not need to be relubricated.
The moving parts such as the stem and the coupling nut must be lubricated using
standardised lubricants to DIN 51825.
7.5 Cleaning
CAUTION
Improper cleaning of actuators
Damage to the actuator covers!
▷
Clean the actuators in dry condition only.
▷
Do not use solvents.
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Use a soft cloth.
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Do not use abrasive substances.
7.6 Mounting the actuator
After maintenance / inspection, the actuator must be mounted back onto the valve.
See (
ð
Section 5.3, Page 14) Connect the power cable and the control cable and
mechanically secure them before the terminals against loosening.
(
ð
Section 5.4, Page 16) For returning the actuator into service after maintenance
and mounting, see (
ð
Section 6.5, Page 24)
7.7 Spare parts stock
In the case of damage and malfunction, a full replacement is recommended.
Summary of Contents for EA-C
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