Observe DIN 1988 and DIN 4753 [or
local regulations] for the connection
on the DHW side.
Danger
DHW temperatures in excess
of 60 °C can lead to scalding.
Install an anti-scalding protec-
tion when temperatures in
excess of 60 °C occur.
Note
The safety valve, shut-off valve and
drain valve plus the check valve on
the DHW side are already integrated
into the boiler.
Note
Please read the additional mandatory
installation and maintenance instruc-
tions to comply with G3 Building regu-
lation and the requirements of the UK
Water Supply (Water Fittings) Regula-
tions/Scoitish Water Bylaws.
Heating circuit connection
A
Heating flow (Multi-connect sys-
tem)
B
Heating return (Multi-connect sys-
tem)
1.
Flush the heating system thor-
oughly.
2.
Connect the heating circuit.
Fitting the connections
(cont.)
15
Installation sequence
5592
883
GB
Installation
Содержание VITODENS 343-F WS4A
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