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5 Installation
2a Switching valve
2b Bypass pipe
3
Heating circuit 1 - return
4
Heating circuit 1 - flow
4a Heating circuit 1 - Pump Wilo Yonos PARA RS
15/6 RKA
4b Heating circuit 1 - mixing valve (3-way mixing
valve with servomotor)
5
Heating circuit 2 - return
6
Heating circuit 2 - flow
6a Heating circuit 2 - Pump Wilo Yonos PARA RS
15/6 RKA
6b Heating circuit 2 - mixing valve (3-way mixing
valve with servomotor)
Installation steps
►
Remove
1
bend.
Abb. 2-45_050AB
►
In its place, install the switching valve
2a
and the
bypass pipe
2b
.
Abb. 2-46_032AB
Electrical connection
X8 Switching valve
2a
6.8 Extension: Only heating circuit(s),
without DHW tank, without buffer tank
Requirement for this extension
þ
The extension for heating circuit 1 (Art.
67261, 67271) must be installed
Schematic: HC1 + HC2, without DHW tank,
without buffer tank
i
See Pos.
1
: Bridge flow and return
!
ATTENTION
- Connect the expansion tank
(must not be possible to shut it off
)
30
Installation manual
pelletelegance