15
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Technical data
Installer reference guide
197
C08AF + EHYKOMB33A
Daikin Altherma R Hybrid
4P471761-1E – 2020.10
15.3 Wiring diagram: Gas boiler
1
4
1
1
1
2
4
5
1
7
8
1
8
3
S1
c
X5
X7
X3
(230 V~)
X2 X1
(230 V~)
3.15
AT
e
S2
S7
S3
S5
i
a
d
b
g
f
h
230 V~/50 Hz
6
1= 0 V
2= 24 V=
3= Tacho
4= Pwm
1
1 2 3 4 5 6 7 8
4 3 2 1
43 2
3-4=
2-3=
1 =
1
3
5
4 7
6
3
a
Earth connections heat exchanger
b
Spark plug cover
c
Boiler controller
d
Earth connections boiler controller
e
Fuse (3.15 A T)
f
Gas valve and ignition unit
g
Ionisation/ignition probe
h
Main voltage
i
Fan
S1
Flow sensor
S2
Return sensor
S3
Domestic hot water sensor (not applicable for Switzerland)
S5
Flow switch
S7
Space heating water pressure sensor
X1
Gas valve and ignition electrode
X2
Main power supply (2=L (BRN), 4=N (BLU))
X3
Power supply fan (230 V)
X5
Boiler communication cable
X7
Sensor connection