Vaillant VR 71 - 4.9.4.2 Basic system diagram 0020178440

0020288151_04 Operating and installation instructions 43
4.9.4.2 Basic system diagram 0020178440
5
2
DHW
8c
8f
BUS BUS BUS
10h
SysFlow (S5)
2
12d
1
9j
8e
9h
3f
10c
9a
9c
3
12d
R2M
7j
1
M
3f
10c
9a
FS2
12k
9c
2
4
3
3
9k
12d
2
1
R2M
7j
(S3)
2
2
12d
2
12d
10e
DHW
2
9a
12q
LAN
WLAN
BUS
BUSBUS
BUS
BUS
BUSBUS
BUSBUS
BUS
BUS
BUS
BUSBUS
BUS BUS BUS
12d
230 V~
3
3f1 (R1)
SysFlow (S5)
FS2 (S6)
9k2 (R5/6)
3f2/12k2 (R2)
3e (R3)
2
1
230 V~
3
2
M
3
3
3e
12d
12m
12