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2 Safety
2.7 Safety information for the operator/user
Actuator-operated valves are intended for use in areas which cannot be accessed by
unauthorised persons. Operation of these valves in areas which can be accessed by
unauthorised persons is only permitted if appropriate protective devices are fitted at
the site. This must be ensured by the operator.
•
The operator shall fit contact guards for hot, cold and moving parts and check
that the guards function properly.
•
Do not remove any contact guards during operation.
•
Provide the personnel with protective equipment and make sure it is used.
•
Contain leakages (e.g. at the stem seal) of hazardous fluids (e.g. explosive, toxic,
hot) so as to avoid any danger to persons and the environment. Adhere to all
relevant laws.
•
Eliminate all electrical hazards. (In this respect refer to the applicable national
safety regulations and/or regulations issued by the local energy supply
com pan ies.)
2.8 Safety information for maintenance, inspection and installation
•
Modifications or alterations of the valve require the manufacturer's prior
consent.
•
Use only original spare parts or parts authorised by the manufacturer. The use of
other parts can invalidate any liability of the manufacturer for resulting damage.
•
The operator ensures that maintenance, inspection and installation is performed
by authorised, qualified specialist personnel who are thoroughly familiar with
the manual.
•
Carry out work on the valve during standstill only.
•
The valve body must have cooled down to ambient temperature.
•
The pressure in the valve body must have been released and the valve must have
been drained.
•
When taking the valve out of service always adhere to the procedure described
in the manual.
(
Section 7.2.1, Page 22)
ð
•
Decontaminate valves which handle fluids posing a health hazard.
•
As soon as the work has been completed, re-install and re-activate any safety-
relevant and protective devices. Before returning the product to service, observe
all instructions on commissioning.
2.9 Unauthorised modes of operation
Never operate the valve outside the limits stated in the data sheet and in this
operating manual.
The warranty relating to the operating reliability and safety of the valve supplied is
only valid if the valve is used in accordance with its intended use.
(
Section 2.3, Page 7)
ð
ECOLINE-VA16
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