BERNT LORENTZ GmbH & Co. KG
Siebenstücken 24, 24558 Henstedt-Ulzburg, Germany,
Tel (+49) 0 4193 8806-700, Fax -708, www.lorentz.de
Guide for replacing the Current Board (v2 and v3) in a PSk2 series pump
controller (PS7k-2, PS9k-2, PS15k-2)
All specifications and information are given with good intent, errors are possible and products may be subject to change without notice.
Pictures may differ from actual products depending on local market requirements and regulations.
3. Safety instruction
READ AND FOLLOW ALL INSTRUCTIONS! RETAIN THESE INSTRUCTIONS FOR FUTURE USE!
Personnel qualification and
training – All personnel must
be fully qualified to perform that
type of job. Responsibility,
competence and the
supervision of such personnel
must be strictly regulated by the
user. Should the available
personnel be lacking the
necessary qualification, they
must be trained and instructed
accordingly. The operator/user
must make sure that the
personnel fully understands the
contents of the guide.
Dangers of ignoring the
safety symbols – Ignoring the
safety directions and symbols
may pose a danger to humans
as well as to the equipment
itself. Nonobservance may void
any warranties. Non-
observance of safety directions
and symbols may for example
entail the following: Failure of
important functions of the
equipment/plant; failure of
prescribed methods for
maintenance and repair;
endangerment of persons
through electrical, mechanical
and chemical effects; danger to
the environment because of
leakage of hazardous material;
danger of damage to equipment
and buildings.
Safety-oriented operation –
The safety directions contained
in the guide, existing national
regulations for the prevention of
accidents as well as internal
guidelines and safety-
regulations for the operator and
user must be observed at all
times.
Safety directions for
maintenance, inspection and
assembly work – It is the
user’s responsibility to make
sure that all maintenance,
inspection and assembly work
is performed exclusively by
authorized and qualified experts
sufficiently informed through
careful perusal of the operating
instructions. The accident
prevention regulations must be
observed. All work on the
equipment should be done
when it is not operational and
ideally electrically isolated. The
sequence for shutting the
equipment down is described in
the manual and must be strictly
observed.
Unauthorized changes and
manufacturing of spare parts
– Any conversion or changes of
the equipment may only be
undertaken after consulting the
manufacturer. Original spare
parts and accessories
authorized by the manufacturer
guarantee operational safety.
Using nonauthorized parts may
void any liability on the part of
the manufacturer.
Unauthorized operation – The
operational safety of the
equipment delivered is only
guaranteed if the equipment is
used in accordance with the
directions contained in this
guide.
Cited standards and other
documentations – DIN 4844
Part 1 Safety marking; Safety
symbols W 8, Supplement 13;
DIN 4844 Part 1 Safety
marking; Safety symbols W 9,
Supplement 14
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