The boiler can be connected to the installation in many different ways. The
installation should be performances by trained / authorized specialist in this field . Below are
presented exemplary diagrams of possible connections of the boiler.
1.
Connecting the boiler in a closed system (W, WO, WZ, WZO)
Figure 19 - Diagram of DHW and HW circulation . closed system 1 - boiler, 2 - DHW exchanger , 3 - central
heating heaters , 5 - DHW circulation pump , 5 - central heating circulation pump , 6 - circulation
pump , 7 - three-way mixing valve , 8 - diaphragm expansion vessel
Figure 20 - Diagram of DHW and HW circulation - closed system with a cooling coil . 1 - boiler, 2 - water
exchanger 3 - heaters HW 5 - hot water circulation pump , 5 - circulating pump CH , 6 - circulation pump , 7 - the
three-way mixing valve , 8 - expansion vessel expansion , 9 - coil quench .
2.
Connecting the boiler in an open system (W, CBO, WZ, WZO)
Summary of Contents for QUAD 10
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