97
A
C
B
A
Heating water flow (Multi-connect
system G")
B
DHW cylinder flow (Multi-connect
system G")
C
Heating water return DHW cylinder
return (Multi-connect system G")
!
Please note
With
underfloor heating cir-
cuits
, there is a risk of building
damage through overheating the
screed, if the control fails.
Equip
underfloor heating cir-
cuits
with a temperature limiter.
Note
Design the heating circuit as single line
heating circuit or with an overflow valve
(minimum flow rate 700 l/h) and fill via
boiler fill & drain valve
A
(see Fig. on
page 103).
Equip the heating circuit on site with an
expansion vessel.
Installation sequence
Connections on the secondary side (heating…
(cont.)
5368 522 UAE
Installation
Summary of Contents for Vitocal 300-G BW
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