22
5.11 Wiring diagram
BK
BL
BR
TRA
EVG1-2
F
CN11
BL
BL
BK
BK
TA1
SE
3 4 5 6
BR
BL
PI
VD
2 3
1
BL
BR
L
N
CN6
CN5
CN3
CN17
CN4 CN1
CN15
CN14
CN13CN12
CN2
R
G
WH
R
R
R
R
SS
TPA
V
FLM
SF
TS
SMC
VCC
GND
IN
+t5V
GND
OUT
BK
BK
BL
R
G
BK
BL
BL
4 3 2 1
BL
BK
G
R
BL
BR
EAR
TA2
BK
BK
R
OR
G
L
Live
N
Neutral
FU
Fuse (3.15AT)
TRA
Ignition transformer
PI
Pump
V
Fan
EAR
Ignition / Detection elec-
trode
EVG1-2
Gas solenoid valve
SS
Domestic hot water sensor
SMC
Boiler delivery sensor
TS
Safety thermostat
SF
Exhaust sensor
FLM
Flow meter
VD
Diverter valve
TPA
Water pressure trans-
ducer
TA1-TA2
Room thermostat
SE
External sensor
BL
Blue
BR
Brown
BK
Black
G
Green
OR
Orange
R
Red
WH
White
To connect the "TA1" remove the jumper between terminals 5-6.
Fig. 15
m
CAUTION
Installer must:
– To mount an omnipolar residual-current circuit
breaker conforming to EN standards
that allows for
completely disconnecting the system in overvoltage
category III conditions (that is, with a gap of at least 3
mm between the open contacts)
.
– Respect the connections L (Live) - N (Neutral).
– Ensure that the special power cable is only re-
placed with a cable ordered as a spare part and
connected by professionally qualified personnel.
m
CAUTION
Installer must:
– Connect the earth wire to an effective earthing
system.
Sime declines all responsible for any injury
or damage to persons, animals,or property as a result
of failure to provide adequate earthing of the appli-
ance
.
d
DO NOT
Do not use water pipes for earthing the appliance.
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