Wilo Helix EXCEL 10 Notice De Montage Et De Mise En Service page 8

English
1. General
1.1 About this document
The language of the original operating instructions
is English. All other languages of these instructions
are translations of the original operating instruc-
tions.
These installation and operating instructions are
an integral part of the product. They must be kept
readily available at the place where the product is
installed. Strict adherence to these instructions is
a precondition for the proper use and correct op-
eration of the product.
These installation and operating instructions cor-
respond to the relevant version of the product and
the underlying safety standards valid at the time
of going to print.
2. Safety
These instructions contain important information
which must be followed when installing and oper-
ating the pump. It is therefore imperative that they
be read by both the installer and the operator be-
fore the pump is installed or operated.
Both the general safety instructions in this section
and the more specific safety points in the follow-
ing sections should be observed.
2.1 Instruction symbols used in this operating
manual
Symbols
General danger symbol
Hazards from electrical causes
NOTE: ...
Signals words:
DANGER! Imminently hazardous situation.
Will result in death or serious injury if not
avoided.
WARNING! Risk of (serious) injury. 'Warning' im-
plies that failure to comply with the safety in-
structions is likely to result in (severe) personal
injury.
CAUTION! Risk of damage to the pump/instal-
lation. 'Caution' refers to potential product
damage if this information is disregarded.
NOTE: Useful information on the handling of the
product. It attends the user to possible problems.
2.2 Personnel qualification
The personnel installing the pump must have the
appropriate qualification for this work.
8
2.3 Risks incurred by failure to comply with the
safety instructions
Failure to comply with the safety instructions
could result in personal injury or damage to the
pump or installation. Failure to comply with the
safety instructions could also invalidate any claim
for damages.
In particular, failure to comply with these safety
instructions could give rise, for example, to the
following risks:
• Failure of important pump or installation func-
tions,
• Failure of specified maintenance and repair meth-
ods,
• Personal injury due to electrical, mechanical and
environmental causes,
• Damage to property.
2.4 Safety precautions for the operator
The relevant accident precaution regulations must
be observed. Dangers caused by electrical energy
must be excluded. Local or general regulations [e.g.
NEC, IEC, VDE, etc.] and directives from local elec-
trical supply companies are to be followed.
2.5 Safety precautions for inspection and
installation
The operator must ensure that all inspection and
installation work is carried out by authorized and
qualified specialists who have carefully studied
these instructions.
Work on the pump/unit must be carried out only
with the pump disconnected (locked out) from the
electrical supply and at complete standstill.
2.6 Unauthorized alterations and manufacture of
spare parts
Alterations to the pump or installation may only be
made in agreement with the manufacturer. The use
of original spare parts and accessories authorized
by the manufacturer will ensure safety. The use of
any other parts may invalidate claims revoking the
liability of the manufacturer.
2.7 Improper use
The sage operation of the pump or installation
supplied can only be guaranteed if it is used in ac-
cordance with paragraph 4 of the operating in-
structions. All values must neither exceed nor fall
below the limit values given in the catalogue or
data sheet.
WILO SE 05/2014