Instruction manual

23
S E C T I O N B
7108686.02 (1-11/12)
M1
3
2
1
4
5
6
7
8
12
14
15
17
16
18
19
11
10
9
X10
41X21X11X
X1 X2
X23
X70
X60
X22
X50
X42X41X40
X30X21X20
B
B
V
N
R
C
C
R
R
B
B
C
M
V
N
C
M
V
N
C
C
b
a
M
C
G/V
G/V
G/V
G/V
G/V
G/V
G/V
G/V
G/V
1 15
M N P Y B R
L N
1
2
M
C
G/V
G/V
N
M
N
C
M
C
M
10
9 8 7 6 5 4 3 2 1
M2
V
V
V
V
M3
21
B
N
R
G/V
20
C
M
ON
1 2
L N
QX23
N
QX22
N
QX21
1X1X
AGU2.5
X2
H2 M
BX21
M
BX22
U+
1 2
on
1 2
on
1 2
on
X50
22
23
L
N
L
N
230 V
230 V
13
13
V
N
N
R
M
C
C
M
V
N
N
R
C
C
C
M
12
11
10
9 8
7 6 5 4 3 2 1
N V
R
C
C
R
R
G/V
G/V
Y
P
N
M
1
Fuses
2
230 V Power Supply
3
Room Unit (RU)
4
Heating flow sensor
5
Heating return sensor
6
Water pressure switch
7
Fumes sensor
8
DHW tank sensor
9
Auxiliary Sensor 1
10
Auxiliary Sensor 2
11
Outdoor sensor
12
Remote Control
13
Boiler pump
14
Flame sensor electrode
15
Ignition electrode
16
Igniter
17
Gas valve
18
Safety Thermostat 105°C
19
Fan
20
Heating circuit pump
21
DHW tank pump
22
AGU 2.550
23
Gas pressure switch
C
Blue
M
Brown
N
Black
R
Red
G/V
Yellow/Green
V
Green
B
White
G
Grey
Y
Yellow
P
Violet
CR_0378
C C C M C M