Viessmann Vitosol 222-T Installation Instructions Manual page 2

Safety instructions
Please follow these safety instructions closely to prevent accidents and mate-
rial losses.
Safety instructions explained
!
Please note
This symbol warns against the
risk of material losses and envi-
ronmental pollution.
Note
Details identified by the word "Note" con-
tain additional information.
Target group
These instructions are exclusively inten-
ded for qualified contractors.
■ Work on electrical equipment must
only be carried out by a qualified elec-
trician.
Regulations
Observe the following when working on
this system
■ National installation requirements
■ Statutory instructions regarding the
prevention of accidents
■ Statutory instructions regarding envi-
ronmental protection
■ The Code of Practice of relevant trade
associations
■ All current safety regulations as
defined by DIN, EN, DVGW, VDE and
all locally applicable standards.
a ÖNORM, EN and ÖVE
c SEV, SUVA, SVTI, SWKI and
SVGW
2
Working on the system
■ Isolate the system from the power sup-
ply and check that it is no longer 'live',
e.g. by removing the separate fuse or
by means of a main isolator.
■ Safeguard the system against unau-
thorised reconnection.