Please follow these safety instructions 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
environmental pollution.
Note
Details identified by the word "Note"
contain additi onal information .
Target group
These instructions are exclusively
designed for qualified personnel.
&
Work on gas appliances must only
be carried ou t b y a qualified g as
engineer.
&
Work on electrical equipment must
only be c arried out by a quali fied
electrician.
Regulations
Observe the following when working
on this system
&
all legal instructions regarding the
prevention of accidents,
&
all legal instructions re garding
environmental protection,
&
theCodeofPracticeofrelevant
trade assoc iations,
&
all current safety regulations as
defined by DIN, E N, DVGW, TRGI,
TRF, VDE and all locally applicable
standards .
Workingontheheatingsystem
&
Isolate the sy stem from the power
supply and check that it is no longer
'live', e.g. by removing a separate
fuse or by means of a mains isola-
tor.
&
Safeguard the system against
unauthorised reconnection.
&
When usin g g as as fuel, also c lose
the main gas shut-off valve and
safeguard against unauthorised
reopening.
Safety instructions
2
5862 788 GB
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