Safety 1
3
1 Safety
1.1 Action-related warnings
Classification of action-related warnings
The action-related warnings are classified in
accordance with the severity of the possible
danger using the following warning signs and
signal words:
Warning symbols and signal words
Danger!
Imminent danger to life or risk of
severe personal injury
Danger!
Risk of death from electric shock
Warning.
Risk of minor personal injury
Caution.
Risk of material or environmental
damage
1.2 General safety information
1.2.1 Installation by competent persons
only
Installation of the unit can be only carried out
by a competent person. This competent per-
son is also responsible for proper installation
and start-up.
1.2.2 Danger caused by improper
operation
Improper operation may present a danger to
you and others, and cause material damage.
▶ Carefully read the enclosed instructions
and all other applicable documents, par-
ticularly the "Safety" section and the warn-
ings.
1.2.3 Danger caused by a malfunction
▶ Ensure that air can circulate freely around
the controller, and that the controller is
not covered by furniture, curtains or other
objects.
▶ Ensure that all radiator valves in the room
where the controller is fitted are fully open.
1.2.4 Risk of material damage caused by
frost
▶ Ensure that the heating installation always
remains in operation during freezing con-
ditions and that all rooms are sufficiently
heated.
▶ If you cannot ensure the operation, have a
competent person drain the heating install-
ation.
1.2.5 Moisture and mould damage due to
inadequate exchange of air
In heavily insulated rooms that only allow a
small exchange of air, moisture and mould
damage may occur.
▶ Ventilate the rooms regularly by opening
windows and activate the 1 x ventilation
boost function once to save energy.
1.3 Intended use
In the event of inappropriate or improper use,
damage to the product and other property
may arise.
The product controls a heating installation
with a Vaillant heat generator with an eBUS
interface in a way that is weather-controlled
and time-dependent.
Intended use includes the following:
– observance of the operating instructions
included for the product and any other
system components
– compliance with all inspection and main-
tenance conditions listed in the instruc-
tions.
Any other use that is not specified in these
instructions, or use beyond that specified in
this document shall be considered improper
use. Any direct commercial or industrial use
is also deemed to be improper.
Caution.
Improper use of any kind is prohibited.
0020200782_00 VRC 700 Operating instructions
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