Wilo Helix FIRST V 22 Notice De Montage Et De Mise En Service page 15

1. General
1.1 About this document
The language of the original operating instruc-
tions is English. All other languages of these inst-
ructions are translations of the original operating
instructions.
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
operation 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 ope-
rating the pump. It is therefore imperative that
they be read by both the installer and the opera-
tor before the circulator is installed or started up.
Both the general safety instructions in the 'Safety
precautions' section and those in subsequent
sections indicated by danger symbols should be
carefully observed.
2.1 Symbols and signal words used in these
operating instructions
Symbols
General safety symbol.
Hazards from electrical causes.
NOTE: ....
Signal words:
DANGER! Imminently hazardous situation. Will
result in death or serious injury if not avoided.
WARNING! Risk of (serious) injury. 'Warning'
implies that failure to comply with the safety
instructions is likely to result in (severe) per­
sonal injury.
CAUTION! Risk of damage to the pump/instal­
lation. 'Caution' alerts to user to potential pro­
duct damage due to non­compliance with the
safety instructions.
NOTE: Useful information on the handling of the
product.
It alerts the user to potential difficulties.
2.2 Personnel qualification
The personnel installing the pump must have the
appropriate qualification for this work.
Installation and operating instructions - Wilo-Helix V/FIRST 22-36-52
2.3 Risks incurred by failure to comply with the
safety instructions
Failure to comply with the safety precautions
could result in personal injury or damage to the
pump or installation. Failure to comply with the
safety precautions 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:
• the failure of important parts of the pump or ins-
tallation,
• personal injury due to electrical and mechanical
causes,
• material damage.
2.4 Safety instructions for the operator
Existing regulations for the prevention of acci-
dents must be observed.
National Electrical Codes, local codes and regula-
tions must be followed.
2.5 Safety instructions for inspection and assembly
This appliance is not intended for use by persons
(including children) with reduced physical, sen-
sory or mental capabilities, or lack of experience
and knowledge, unless they have been given
supervision or instruction concerning use of the
appliance by a person responsible for their safety.
Children should be supervised to ensure that they
do not play with the appliance.
• If hot or cold components on the product/the
unit lead to hazards, local measures must be
taken to guard them against touching.
• Guards protecting against touching moving
components (such as the coupling) must not be
removed whilst the product is in operation.
• Leakages (e.g. from the shaft seals) of hazardous
fluids (which are explosive, toxic or hot) must be
led away so that no danger to persons or to the
environment arises. National statutory provisions
are to be complied with.
• Highly flammable materials are always to be kept
at a safe distance from the product.
• Danger from electrical current must be elimina-
ted. Local directives or general directives [e.g.
IEC, VDE etc.] and local power supply companies
must be adhered to.
2.6 Unauthorised modification and manufacture of
spare parts
Alterations to the pump or installation may only
be carried out with the manufacturer's consent.
The use of original spare parts and accessories
authorized by the manufacturer will ensure saf-
ety. The use of any other parts may invalidate
claims invoking the liability of the manufacturer
for any consequences.
English
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