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HIU2-IM-DE-W-DE-08-2018-Rev1_DE-enUS | Art. No. 10078860
5
EN
ENGLISH
3 Safety
3.1 Depiction of safety information
DANGER indicates an imminent danger
that may cause serious physical injury or
death if the appropriate safety precau-
tions are not in place.
WARNING indicates a danger arising
through incorrect behavior (e.g. misuse,
disregarding notices, etc.) that may cause
serious physical injury or death.
CAUTION indicates a potentially danger-
ous situation that may cause minor or
slight injuries if the appropriate safety
precautions are not in place.
NOTICE indicates a situation that may
cause material damage if the correspond-
ing precautions are not taken.
3.2 Important safety information
• Before using the device, read this operating manual
through carefully.
• Only connect the HIU 2 to a power source that corre-
sponds to the mains voltage specified on the rating plate of
the HIU 2.
• The power supply to the HIU 2 must be disconnected prior
to maintenance, cleaning and repair work.
• Maintenance, cleaning and repair work may be carried out
by trained specialist personnel only.
• The HIU 2 must not be used if it is damaged or if the HIU 2
is no longer operating correctly. In this case, contact your
specialist dealer immediately.
• Observe the maintenance instructions and intervals.
• Protect the HIU 2 from the influences of weather.
• Never use the HIU 2 outdoors.
• The unit may be used only in accordance with its intend-
ed use.
3.3 Intended use
Ready-to-install compact, decentralized heat interface unit for
hygienic domestic hot water generation and heat distribution
in single-family houses and townhouse systems as well as for
use in multi-story apartment blocks.
The HIU 2 is not intended to be operated by people (includ-
ing children) with physical, sensory or mental disabilities, nor
by people with insufficient experience or previous knowledge.
3.4 Foreseeable misuse
The following is considered to be foreseeable misuse:
• Operating the HIU 2 contrary to the specifications
• Improper use of the HIU 2
• Modifications to the HIU 2 that were not agreed with the
manufacturer
• Use of replacement or wear parts that were not approved
by the manufacturer
• Operating the HIU 2 outdoors (parts and components are
not UV resistant)
• Use of prohibited media
3.5 Responsibilities of the operator
The operator must ensure that:
• the HIU 2 is only used for its intended purpose
• the HIU 2 is installed, operated and maintained accord-
ing to the specifications in the Installation and Operating
Manual
• the HIU 2 is only operated according to local regulations
and occupational health and safety regulations
• all precautionary measures have been carried out to avoid
dangers originating from the HIU 2
• all precautions for first aid and fire suppression are carried
out
• only authorized and trained users have access to the HIU 2
and operate it
• users have access to this installation and operating manual
at all times