Viessmann Vitodens 100 Series Installation And Service Instructions Manual page 2

Safety instructions
Safety instructions
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 envi-
ronmental pollution.
Target group
These instructions are exclusively
intended for qualified contractors.
Regulations to be observed
■ National installation regulations
■ Statutory regulations for the preven-
tion of accidents
■ Statutory regulations for environmen-
tal protection
2
Note
Details identified by the word "Note"
contain additional information.
■ Work on gas installations may only
be carried out by a registered gas fit-
ter.
■ 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
person authorised by the installer.
■ Codes of practice of the relevant
trade associations
■ Relevant country-specific safety reg-
ulations