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The following symbols are used in conjunction
with these important instructions concerning
personal safety and technical reliability.
"S a f e t y i n s t r u c t i o n s" a r e
instructions with which you
must comply exactly, to prevent
injury and material losses.
Danger through "live" electrical
components.
Please note: Switch OFF the ON/
OFF switch before removing the
casing.
Never
components or contacts when
the switch is in the ON position.
This
creates
electrocution, which may cause
injury or death.
The main supply terminals are
"live" even when the ON/OFF
switch is in the OFF position.
Note
T h i s
indicates
instructions which you must
observe to prevent material losses
and boiler malfunctions.
In addition to the installation instructions,
operating instructions and adhesive labels
are included or fitted to the boiler. These
must also be observed.
touch
electrical
a
risk
of
technical
Reference symbols / Safety instructions
General
Authorised personnel should read these
instructions before any installation,
commissioning or maintenance work.
Adhere to the instructions given in this
document.
Non-observance of these installation
instructions voids any guarantee offered by
WOLF.
Safety instructions
• Only use qualified and trained personnel
for the installation, commissioning and
maintenance of the boiler.
• In accordance with DIN EN 50110-1, work
on electrical components (e.g. control units)
may only be carried out by qualified
electricians.
• The regulations of VDE/ÖVE and those of
your local electricity supplier as well as all
other local regulations are applicable to
electrical installation work.
• Only operate the boiler within its output
range which is stated in the specification
supplied by WOLF.
• Appropriate use of the boiler refers to the
exclusive use for hot water heating systems
in accordance with DIN 4751.
• Never remove, bypass or otherwise disable any
safety and monitoring equipment.
• The boiler may only be operated in perfect
technical condition. Any faults and damage
which may impact on safety which might
limit the safe use of the equipment must be
remedied immediately by a qualified
contractor.
• Only replace faulty components or
equipment with original WOLF spare parts.
3
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