,167$//$7,21
6NHOHWRQGLDJUDP
%DVLF7+5
Circulating pump
Q1
4$=
Domestic hot water
sensor (B3)
Box
earth
Green/yellow
Blue
Bro
w
n
Q3
Q1
F1
L
N
M
B1
0
B9
MD
A6
MB
DB
6
5
4
M
2
1
M
M
3
2
F
4
3
2
F
L
N
2379A01
B3
B7
0
/B4
H1
/
1
/
1
DB
MB
M
Circulating pump
Q3
4$'
Cascade flow
sensor
(B10)
4$&
Outside sensor
(B9)
4$'
Cascade return
sensor
(B70)
4$$
Room
sensor
(option)
/
1
/
1
/
1
/
1
/
1
/
1
H1
B7
0/B
4
B3
B1
0
M
B9
MD A6
MB
DB
Q3
Q1 F1
L N
RVA 47
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