5.4.2
Installation method 2
To be used in the case of the boiler being positioned and installed at a lower level than the installed
pipework and radiators.
As shown on Figure, following elements are connected along the FLOW:
1. Automatic air vent
2. Safety valve
3. Circulation pump (separated with ball valves on each side so that it can be easily replaced if
necessary).
Expansion vessel is on the RETURN line in this case.
Expansion vessel and safety valve are connected following the rules described in the previous
chapters. For safe operation info on additional equipment such as expansion vessel and safety valve please
refer to manuals delivered with those products.
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