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.
Water damage due to leaks
NOTICE!
Water damage due to leaking pipes!
Leaking pipes can result in water damage due to
constant dripping.
– Inspect pipes and bolted connections in accord-
ance with the maintenance plan every year.
– If dripping noises occur, then inspect pipes and
bolted connections even if this is not specified
by the maintenance plan.
Damage due to calcination
NOTICE!
Increased calcination due to poor water quality!
Depending on the composition of the water and the
system operating conditions, increased calcination
may cause damage to the system.
– Implement measures to increase the corrosion
protection and against limescale in accordance
with country-specific regulations and standards.
– Carry out drinking water analyses in accordance
with country-specific regulations and standards.
– If applicable, install a suitable water softening
system in the drinking water inlet line in the
building infeed line.
Operator
Operator's responsibilities
The operator is the person who operates the heat interface unit for
commercial or economic purposes, or allows a third party to use/
employ the system, and who assumes the legal product liability for
protecting the user, personnel or third parties during operation.
The heat interface unit may be used for commercial purposes. The
operator of the heat interface unit is therefore subject to the legal
obligation to ensure occupational safety.
V03 06/2025 Item no. 215250 EA no. 1292
Operating instructions
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