Explanation of symbols and safety instructions
Control 8313 – 6720859567 (2017/03)
4
H Original spare parts
The manufacturer assumes no liability for damage
caused by spare parts not supplied by the
manufacturer.
▶ Use only original spare parts and accessories from
the manufacturer.
H Risk of scalding
Risk of scalding from DHW temperatures over 60 °C.
▶ Do not draw off DHW unmixed.
H Safety of electrical devices for domestic use
and similar purposes
The following requirements apply in accordance with
EN 60335-1 in order to prevent hazards from
occurring when using electrical appliances:
“This appliance can be used by children of 8 years and
older, as well as by people with reduced physical,
sensory or mental capabilities or lacking in experience
and knowledge, if they are supervised and have been
given instruction in the safe use of the appliance and
understand the resulting dangers. Children shall not
play with the appliance. Cleaning and user
maintenance must not be performed by children
without supervision.”
“If the power cable is damaged, it must be replaced by
the manufacturer, its customer service department or
a similarly qualified person, so that risks are avoided.”
H Risk of fatal injury from electric current
▶ Observe the relevant requirements when working
on electrical installations.
▶ Installation and commissioning as well as service
and maintenance must only be carried out by an
approved and qualified contractor.
▶ Before unpacking the appliance, touch a radiator or
an earthed metal water line to discharge any
electrostatic charge in your body.
▶ Ensure that a country-specific emergency isolation
switch (emergency-off button) is present.
In the case of systems with three-phase consumers,
incorporate the emergency isolation switch into the
safety chain.
▶ Ensure that a standards-compliant disconnection
device in accordance with EN 60335-1 is available
for all-pole disconnection from the power grid. If
there is no circuit breaker present, you must install
one.
▶ Before opening the controller, disconnect all poles
of the heating system via the circuit breaker. Secure
against unintentional reconnection.
▶ Size cables according to how they are to be laid and
environmental conditions. The cable cross-section
for power outputs (e.g. pumps, mixers) must be at
least 1.0 mm
2
.
H Heating system damage due to frost
When the heating system is not in operation
(e.g. controller switched off, fault shutdown), there is
a risk of it freezing when there is frost.
▶ When shutting down or switching off for extended
periods, drain the heating and drinking water pipes
to the lowest point in order to protect the heating
system from freezing.
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
▶ Explain that conversions and repairs must only be
carried out by a competent person.
▶ Point out the need for inspections and maintenance
for safe and environmentally-compatible operation.
▶ Leave the installation instructions and the
operating instructions with the user for
safekeeping.
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