KSB EA-C, Installation & Operating Manual, Page: 8 / 44

2 Safety
8 of 44
EA-C
2.8 Safety information for maintenance, inspection and installation
▪ Modifications or alterations of the actuator are only permitted with the
manufacturer's prior consent.
▪ Use only original spare parts or parts/components authorised by the
manufacturer. The use of other parts/components 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.
▪ Any work on the product shall only be performed when it has been disconnected
from the power supply (de-energised).
▪ Carry out work on the product during standstill only.
▪
As soon as the work has been completed, re-install and re-activate any safety-
relevant devices and protective devices. Before returning the product to service,
observe all instructions on commissioning. (
ð Section 6.2, Page 23)
2.9 Unauthorised modes of operation
Never operate the product outside the limits stated in the data sheet and in this
manual.
The warranty relating to the operating reliability and safety of the product supplied
is only valid if the product is used in accordance with its intended use.