4
Safety instructions
Intended use
The freshwater station may only be installed in heating systems between the buffer tank and the
drinking water circuit. The technical limit values specified in this manual must be considered.
Incorrect use will result in the negation of any liability claims.
Electrical connection
Any electrical connections must be made by qualified electricians. Connection cables must be rout
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ed in the recesses provided in the insulated base in such a way that direct contact with the pump
casing and the pipes is prevented.
Before switching on, check whether the supply voltage matches that stated on the power rating
plates of the pump and the controller. All connections must correspond to the local regulations. Be
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fore opening the controller, all poles of the power supply must be isolated.
If you are connecting the FRISTAR3 to an electrical system via a residual current device (RCD), use
an RCD of type A which will detect pulsating direct currents and bears the following marking:
Checking using a high voltage insulation tester may cause damage to the pump and the control elec
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tronics.
Safety standards during installation, commissioning and maintenance
Installation, commissioning and maintenance may only be carried out by qualified persons who are
familiar with these operating instructions.
Before you start work on the system, ensure that the system is switched off and all components are
cooled down. When replacing the pump, turn the 4 ball valves into the closed position.
In multi-occupancy dwellings, legionella protection must be observed in accordance with the local
regulations.
Disposal
• Devices no longer in use or beyond a state of repair must be disposed of in an en
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vironmentally responsible manner by an authorised collection point. They mus nev
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er be treated as ordinary household waste.
• We can undertake the environmentally responsible disposal of devices sold by the
Technischen Alternative company upon request.
• Packaging material must be disposed of in an environmentally responsible man
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ner.
• Incorrect disposal may result in considerable damage to the environment, as
many of the materials used require professional handling.
These instructions are intended exclusively for authorised professionals. To avoid
accidents and damage due to incorrect operation, carefully read through these op
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erating instructions before you start working with the freshwater station. If you
carry out any alterations to the construction of the freshwater station or the safety
devices, you may invalidate your right to make guarantee claims. Always observe
the local regulations.
WARNING! Dependent on the pump and system operating conditions, the surface temper
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atures can be very high. Direct contact with the pump or pipes can result in burns!
