Sirius FS
22
GB/IE
4.6.2.2 MIX
ER HEA
TING CIR
CUIT HC1 & B
ASIC HC2
4.6.2.1 C
ON
TR
OL
LED HEA
TING CIR
CUIT HC1 & B
ASIC HC2
4.6.2
TW
O
PIPE
S
Y
ST
EMS
T
H
C
2
Q
2
R
C
1
B9
H
C
1
Q
6
Y1 Y2
T
B1
TC
2
LN
QX
23
QX
22
QX
21
N
N
H2
M
BX
21
BX
22
U+
M
Mod
ule
N
o
H2
M
BX
21
BX
22
U+
M
Mod
ule
N
o
#
1
#
2
LN
QX
23
QX
22
QX
21
N
N
Q2
-
HC1
Pump
Q6
-
HC2
Pump
H
C2
T
he
rm
os
ta
t
P/N:
5117503
QAC34
P/N:
5104726
L
N
B9
Out
sid
e s
ens
or
Mai
n P
ow
er
sup
ply
L
E
N
Sw
itc
hed
Su
ppl
y f
or
Clip
ins
B3
DH
W T
ank
Se
nso
r
QAA
55/
75
Roo
m U
nit
G
+
CL
-
CL
+
B1
Flo
w
temperature
Sensor
(QAD
36)
P/N:
5103867
HC1
-
QAA55
HC1
-
QAA75
Ro
om
C
on
tr
ol
le
r
Ro
om
C
on
tr
ol
le
P/N:
5138511
P/N:
5117802
Mixer
Valve
/
Actuator
23
0V
(
1A
m
ax
)
Y1
Y2
Cl
os
e
O
pe
n
230V
50Hz