18
Operating instructions
V03 06/2025 Item no. 215250 EA no. 1292
Along with the safety instructions in these instructions, the appli-
cable occupational health and safety regulations and environmental
protection regulations, as well as the country-specific drinking water
ordinances, must be complied with in the area of use of the heat
interface unit.
The following applies in particular:
n The operator must be informed about the applicable occupational
safety regulations and must identify additional dangers resulting
from the specific working conditions at the site at which the heat
interface unit is used in a hazard assessment. This must be
implemented in the form of operating instructions for operation of
the heat interface unit.
n The operator must be check whether the operating instructions
created by the operator correspond to the current status of regu-
lations, and modify them, if applicable, over the full term of use of
the heat interface unit.
n The operator must clearly assign and define responsibilities for
installation, operation, troubleshooting, maintenance and
cleaning.
n The operator must ensure that all persons who work with the heat
interface unit have read and understood these instructions.
Furthermore, the operator is responsible for ensuring the heat inter-
face unit remains in a technically flawless condition. The following
therefore applies:
n The operator must take preventive measures against corrosion,
limescale and calcination in accordance with country-specific
regulations and standards.
n The operator must ensure drinking water hygiene and the hot
water quality in the drinking water circuit in accordance with
country-specific regulations and standards.
n The operator must ensure that the maintenance intervals
described in these instructions are complied with.
n The operator must have all safety equipment inspected for func-
tionality and completeness in regular intervals.
n The operator must ensure that the electrical circuit is equipped
with fuses in compliance with local regulations. Furthermore, an
electrical fuse must be provided exclusively for the heat interface
unit. This fuse must be clearly labelled. An easily visible descrip-
tion of the location of the fuse must be affixed to the heat inter-
face unit.