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H Notices for the target group
These installation instructions are intended for gas,
plumbing, heating and electrical contractors. All
instructions must be observed. Failure to comply with
instructions may result in material damage and
personal injury, including danger to life.
▶ Read the installation, service and commissioning
instructions (heat source, heating controller,
pumps, etc.) before installation.
▶ Observe the safety instructions and warnings.
▶ Follow national and regional regulations, technical
regulations and guidelines.
▶ Record all work carried out.
H Handover to the user
When handing over, instruct the user how to operate
the heating system and inform the user about its
operating conditions.
▶ Explain how to operate the heating system and draw
the user's attention to any safety relevant action.
▶ In particular, point out the following:
– Alterations and repairs must only be carried out
by an approved contractor.
– Safe and environmentally compatible operation
requires inspection at least once a year and
responsive cleaning and maintenance.
▶ Point out the possible consequences (personal
injury, including danger to life or material damage)
of non-existent or improper inspection, cleaning
and maintenance.
▶ Point out the dangers of carbon monoxide (CO) and
recommend the use of CO detectors.
▶ Leave the installation instructions and the
operating instructions with the user for
safekeeping.
Stora – 6721839992 (2022/07)
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Notices for the operator
H About this chapter
This chapter and the chapter "Data Protection Notice"
contains important information and notices for the
operator of the system. All other chapters are
intended exclusively for the qualified person for water
installations, heating and electrical engineering.
H Safety instructions
The following notices must be observed. Failure to
comply may result in material damage and personal
injury, including danger to life.
▶ The cylinder, the connection technology
and the piping may be very hot. These
parts can therefore inflict burns. Keep
small children in particular away from
these parts.
▶ Have the cylinder inspected by a contractor
annually and maintained at regular intervals.
We recommend concluding a maintenance and
inspection contract with an approved contractor.
▶ Only have the assembly, maintenance, conversion
or repairs carried out by an approved contractor.
▶ Operating instructions for the operator are
enclosed with the heating system.
Also observe the notices in these instructions!
▶ Keep installation instructions in a safe place.
3
Product information
3.1
Intended use
Enamelled DHW cylinders (cylinders) are designed for heating and
storing potable water. Please observe the applicable country-specific
regulations, guidelines and standards for potable water.
Only install the enamelled DHW cylinder (cylinder) in sealed unvented
DHW heating systems.
All other use is considered unsuitable. Any damage that results from
such use is excluded from liability.
Requirements for
Unit
potable water
Water hardness
ppm CaCO3
grain/US gallon
°dH
°fH
pH value
-
Conductivity
μS/cm
Table 2 Requirement for potable water
Notices for the operator
Value
> 36
> 2.1
> 2
> 3.6
≥ 6.5... ≤9.5
≥130... ≤1500
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