Viessmann Vitosol 100 Installation Instructions Manual page 2

Safety instructions
Please follow these safety instructions closely to prevent accidents and
material losses.
Safety regulations
Installation, initial start-up, inspection,
maintenance and repairs must only
be carried out by a competent
person (heating engineer/installation
contractor).
Observe all current safety
regulations as defined by DIN, EN,
DVGW and VDE or locally applicable
standards.
See also the safety instructions sheet
in the Vitotec technical documentation
folder.
Before working on the equipment/
heating/solar heating system, isolate
its mains electrical supply (e.g. by
removing a separate mains fuse or
by means of a mains electrical
isolator) and safeguard against
unauthorised reconnection.
Observe maximum load and
distance from roof edge for the
substructure installed on the roof to
DIN 1 055.
2
Earthing/lightning protection of the
solar heating system
Install an electrical conductor on the
pipework system of the solar circuit
in the lower part of the building to
comply with VDE or local
regulations.
Connection of the collector system to
a new or existing lightning
protection facility or the provision of
local earthing should only be carried
out by authorised personnel, who
must take into account the
conditions applicable on site.
¨ Safety instructions
Denotes information which must be
observed to prevent accidents and
material losses.