25
Installation Manual
for VRC 400 weather compensator
Information on installation and operation 7
Installation manual
7
Information on installa-
tion and operation
The assembly, electrical connection, con-
trol settings and commissioning may
only be carried out by an approved com-
pany specialising in heating engineering.
7.1 CE
label
The CE label shows that the VRC 400
weather compensator, when connected
to Vaillant boilers, meets the basic
requirements of the Council of Europe‘s
directive 89/336/EEC on electromagnet-
ic compatibility and the low voltage
directive 73/23/EEC.
7.2
Intended use
The VRC 400 weather compensator is a
state-of-the-art control which has been
constructed in accordance with recog-
nised safety regulations. Nevertheless,
there is a risk of death or serious injury
to the user or others, and the control or
other property may be damaged in the
event of improper use or use for which it
is not intended.
The VRC 400 weather compensator is
designed to control a heating system
with a heating circuit with or without a
