52
1.10 Wiring diagram
BLACK
BROWN
BLUE
TRA
EV
F
CN11
BLUE
BLUE
BLACK
BLACK
BLACK
BLACK
TA
TA2
SE
3 4 5 6
BROWN
BLUE
PI
VD
2
3
BLUE
L
BROWN
230 V - 50 Hz
N
CD .6324950
CN6
CN5
CN3
CN1
7
CN
4
CN
1
CN15
CN14
CN13
CN12
CN
2
RED
ORANGE
GREEN
GREEN
BIA
N
CO
RED
RED
RED
RED
SS
V
FLM
SF
TS
SM
RED
VC
C
GN
D
IN
TPA
5V
GN
D
OU
T
BLACK
BLACK
BLUE
RED
GREEN
BLACK
BLUE
BLUE
4 3 2 1
BLACK
BLUE
GREEN
RED
BLUE
BROWN
BROWN
BLUE
EAR
CR
L
Line
N
Neutral
F
Fuse (3.15AT)
TRA
Ignition transformer
PI
Pump
V
Fan
EAR
Ignition / Detection electrode
EV
Gas solenoid valve
SS
Domestic hot water sensor
SM
Delivery sensor
TS
Safety thermostat
SF
Smoke flue gas probe
FLM
Flow meter
VD
Diverter valve
TPA
Pressure transducer
TA-TA2
Air thermostat
SE
External sensor
CR
Remote control (instead of air
thermostat)
To connect the "Air Thermostat" or, alternatively the "Remote Control", remove the bridge
between terminals 5-6.
Fig. 7
m
CAUTION
Users must:
– Use an omnipolar cut-off switch, disconnect switch
in compliance with EN Standards
– Respect the connections L (Live) - N (Neutral)
– Ensure that the special power cable is only replaced
with a cable ordered as a spare part and connected
by professionally qualified personnel
– Connect the earth wire to an effective earthing
system. The manufacturer is not responsible for any
damage caused by failure to earth the appliance or
failure to observe the information provided in the
wiring diagrams.
d
IT IS FORBIDDEN
To use water pipes for earthing the appliance.
