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Safety instructions
Safety instructions
Please follow these safety instruc-
tions closely to prevent accidents
and material losses.
Safety instructions explained
Danger
This symbol warns against the risk
of injury.
!
Please note
This symbol warns against the risk
of material losses and environmen-
tal pollution.
Target group
These instructions are intended exclu-
sively for qualified contractors.
Regulations to be observed
National installation regulations
■
Statutory regulations for the prevention
■
of accidents
Statutory regulations for environmental
■
protection
Safety instructions for working on the system
Working on the system
Isolate the system from the power sup-
■
ply (e.g. by removing the separate fuse
or by means of a mains isolator) and
check that it is no longer live.
Safeguard the system against recon-
■
nection.
2
Note
Details identified by the word "Note"
contain additional information.
Work on electrical equipment may only
■
be carried out by a qualified electrician.
The system must be commissioned by
■
the system installer or a qualified per-
son authorized by the installer.
Training is required for handling the
■
components of the WAGO-I/O-System
750. The training includes the design
notes – see also the manual at
www.wago.de (search text: "Projek-
tierungshinweise").
Codes of practice of the relevant trade
■
associations
Current country-specific safety regula-
■
tions
Danger
Hot surfaces can cause burns.
Before maintenance and service
■
work, switch off the appliance and
let it cool down.
Never touch hot surfaces on the
■
boiler, burner, flue system or pipe-
work.
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