Technical data

Safety
Installation instructions VRC 470 0020116690_00
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2 Safety
2.1 Safety and warning information
> When installing the VRC 470, take account of the
basic safety instructions and the warning notes that
may appear before an action.
2.1.1 Classification of warnings
The warning notes are classified in accordance with the
severity of the possible danger using the following dan-
ger signs and signal words:
Danger sign Signal word Explanation
a
Danger!
Immediate risk of
death or
risk of severe personal
injury
e
Danger!
Risk of death from
electric shock
a
Warning!
Risk of minor personal
injury
b
Caution!
Risk of material or
environmental damage
Tab. 2.1 Meaning of danger signs and signal words
2.1.2 Structure of warnings
Warning signs are identified by an upper and lower sepa-
rating line and are laid out according to the following
basic principle:
a
Signal word!
Type and source of danger!
Explanation of the type and source of danger.
> Measures for averting the danger.
2.2 Intended use
The Vaillant VRC 470 controller is a state-of-the-art
appliance constructed in accordance with recognised
safety regulations. Nevertheless, there is a risk of death
or serious injury to the operator or others or of damage
to the units and other property in the event of improper
use or use for which they are not intended.
The Vaillant VRC 470 controller controls a heating sys-
tem in a weather-compensated and time-dependent
manner. The controller is connected to a Vaillant boiler
with an eBUS interface.
Operation is permissible with the following components
and accessories:
– Domestic hot water cylinder (conventional)
– Vaillant stratified charge cylinder actoSTOR VIH RL
– Circulation pump for the hot water supply
– Second heating circuit
– Solar system
– Remote control unit
Any other use, or use beyond that specified, shall be
considered as improper use. Any direct commercial or
industrial use is also deemed to be improper. The manu-
facturer/supplier is not liable for any damage resulting
from improper use. In this case, the user alone bears the
liability.
It is also considered as intended use to observe:
– the operating and installation instructions
– all other applicable documents
– compliance with the care and maintenance conditions.
Improper use of any kind is prohibited!
2.3 Basic safety instructions
The controller may only be installed by a competent
person approved at the time by the Health and Safety
Executive.
> Read through these installation instructions carefully
> Carry out the activities that are described in these
installation instructions.
> During the installation, observe the following safety
instructions and regulations.