15
Fig. №. 11
Circuit diagram of boiler connection for G42 ECO XZX2XTS version
L
E
GE
ND
:
F1
F
US
E
2
,5
А
S1
M
A
IN S
W
IT
CH
H1
„B
OI
L
E
R UN
DE
R V
OL
T
A
GE
“ S
IG
NA
L
L
ING
Z1
S
UP
P
RE
S
S
IO
N COM
P
ONE
NT
Т
С24
1
B
T
2
F
L
UE
-GA
S
E
S
T
HE
RM
OS
T
A
T
H2
„F
A
IL
UR
E
“ S
IG
NA
L
L
ING
B
Т
1
S
A
F
E
T
Y
T
HE
RM
OS
T
A
T
B
T
4
B
OI
L
E
R T
HE
RM
OS
T
A
T
B
T
6
OUT
DOOR T
HE
RM
OS
T
A
T
S2
L
OW /
NOM
INA
L
P
O
W
E
R S
W
IT
CH
Y3
2
´
V
A
L
V
E
COIL
M9
E
X
HA
US
T
ING
V
E
NT
IL
A
T
OR
E1
IG
NIT
IO
N E
L
E
CT
RODE
E2
IO
NIZ
A
T
IO
N E
L
E
CT
RODE
Y1
S
IG
M
A
8
4
3
G
A
S
V
A
L
V
E
A1
S
IT
5
3
7
.2
0
1
A
B
C A
UT
OM
A
T
ICS
S3
RE
S
E
T
B
UT
T
ON
H3
IO
NIZ
A
T
IO
N F
A
IL
UR
E
S
IG
NA
L
L
ING
Y2
T
HR
E
E
-W
A
Y
V
A
L
V
E
B
T
7
DH
W
HE
A
T
E
R T
HE
RM
OS
T
A
T
B
T
5
ROOM
T
HE
RM
OS
T
A
T
B
T
8
CIRC
ULA
T
IO
N P
UM
P
T
HE
RM
OS
T
A
T
Q1
CIRC
ULA
T
IO
N P
UM
P
