2.4.4
Chemical dangers
NOTICE!
Damage to metallic pipes and components due to
pitting corrosion!
The water quality has an effect on the corrosion
properties of the metallic materials installed.
– Observe the technical rules for installations
made of mixed materials.
– Observe the corrosion protection for metallic
materials in water distribution systems in
accordance with EN
12502.
– Observe the guidelines on “Limits of use for TNG
8).
2.4.5
Danger due to legionella outbreak
WARNING!
Proliferation of legionellae due to stagnant water!
If the unit is not used for an extended period, there is
a risk of the proliferation of legionellae due to stag-
nant water.
– Flush drinking water pipes with hot water at a
temperature of at least 55
°C when restarting the
unit.
Legionellae are bacteria of which one species is
harmful to humans. Legionellae can easily proliferate
in pipes with warm, stagnant water. Flushing the
pipes with water at a temperature of at least 55
°C
kills the legionellae.
Pitting corrosion
Proliferation of legionellae
TACOTHERM FRESH PETA 2 / PETA 2 X
Safety
V02.2020 11/2020
Item no. 215747
EA no. 1329
Operating instructions
16