Vaillant ecoTEC plus Operating Instructions Manual page 5

– to the entire condensate
drain system
– to the expansion relief valve
– to the drain lines
– to constructional condi-
tions that may affect the
operational reliability of the
product
1.3.7 Risk of poisoning
caused by insufficient
supply of combustion air
Conditions: Open-flued opera-
tion
▶ Ensure that there is a suffi-
cient supply of combustion
air.
1.3.8 Risk of corrosion
damage due to
unsuitable combustion
and room air
Sprays, solvents, chlorinated
cleaning agents, paint, adhes-
ives, ammonia compounds,
dust or similar substances may
lead to corrosion on the product
and in the air/flue pipe.
▶ Ensure that the supply of
combustion air is always free
of fluorine, chlorine, sulphur,
dust, etc.
▶ Ensure that no chemical sub-
stances are stored at the in-
stallation site.
0020200872_00 ecoTEC plus Operating instructions
1.3.9 Cabinet-type casing
Enclosing the product in cab-
inet-type casing requires
compliance with the applicable
design instructions.
▶ Do not fit the casing on the
product yourself.
▶ If you require cabinet-type
casing for the product, consult
an approved heating special-
ist company.
1.3.10 Risk of material
damage caused by
frost
▶ Ensure that the heating in-
stallation always remains in
operation during freezing con-
ditions and that all rooms are
sufficiently heated.
▶ If you cannot ensure the op-
eration, have a competent
person drain the heating in-
stallation.
1.3.11 Risk of injury and
material damage due
to maintenance and
repairs carried out
incorrectly or not
carried out at all
▶ Never attempt to carry out
maintenance work or repairs
on your product yourself.
▶ Faults and damage should
be immediately rectified by a
competent person.
Safety 1
5