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5 Maintenance and Service
Explosion Proof Actuators StG 2120.xx, StG 30.90-xx, StG 40.90-xx
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Maintenance and Service
Any repair work may be executed only and exclusively at the factory of the
manufacturer.
Before cleaning the device, make absolutely sure that it has been switched
dead!
The device must be regularly checked for damages.
The exterior of the device must be kept in orderly condition. The surface may not be damaged
mechanically or by chemical substances.
For cleaning the device, only methods conforming with the protection grade may be applied.
The actuator must always be kept in clean condition. In order to prevent accumulation of heat,
any soiling of the exterior should be avoided.
The device may not be opened under any circumstances by the user.
Warning
Warning