Atag XL110 - Page 37

Installation & Servicing instructions ATAG XL
37
Connection
s
Item Art.nr. Descri
p
tion
Main com
p
onent
s
1 Control unit with scree
n
Burner
A
A2 Control uni
t
A3 Circulation
p
um
p
A4 Fan
A5 I
g
nition unit on
g
as bloc
k
A6 I
g
nition electrod
e
A7 I
g
nition cable
s
A8 Flow sensor T1
A9 Water
p
ressure sensor P1
A10 Return sensor T2
A11 Flow sensor T1
a
Burner B
B2 Control uni
t
B3 Circulation
p
um
p
B4 Fan
B5 I
g
nition unit on
g
as bloc
k
B6 I
g
nition electrod
e
B7 I
g
nition cable
s
B8 Flow sensor T1
B9 Water
p
ressure sensor P1
B10 Return sensor T2
B11 Flow sensor T1a
(
onl
y
OSS4
)
Item Art.nr. Description Conn. Conn. Cont.
64990289
A20
Cable loom complete
Cable loom
conn.terminal
230V+VF
Conn. C1
1 Main switch
L
2 Main switch
N
3 Earth
4 X1-A en X1-B, X4,
Main switch
3, 1, L'
5 X1-A en X1-B,
Main switch
2, N'
6 Earth
"lee
g
"
C1
3, 9
7 X4
2
8 Main switch
N'
9 C1
6, 13
10 X3
8
11 X3
6
12 X3
7
13 C1
9, 16
14 X3
2
15 X3
1
16 C1
13
X1-A en X1-B,
Earth
1
Conn. C2
1 X4
3
2 X4
4
3 X4
5
4 X4
6
5 X4
7
6 X4
8
A21 Cable loom
conn.terminal LV
Conn. C3
1 X5
1
2 C3
4
3 X5
2
4 C3
2, 6
5 X5
5
6 C3
4, 8
7 X5
12
8 C3
6, 10
9 X5
16
10 C3
8, 12
11 X5
11
12 C3
10, 14
13 X5
14
C3
12
X5
15
X5
1 C3
1
2 C3
3
5 C3
5
8 Bus1
1
9 Bus1
2
11 C3
11
12 C3
7
14 C3
13
15 C3
14
16 C3
9
17 Bus1
3
18 Bus1
4
14
Item Art.nr. Descri
p
tion Conn. Conn. Cont.
A22 Cable loom LV burner
A
X6
1 T1
1
2 T2
1
3 T1a
1
5 P1
1
6 P1
3
7 Fan
p
wm
4
8 Fan
p
wm
2
9 X6
19
11 T1
2
12 T2
2
13 T1a
2
15 P1
2
17 Fan
p
wm
5
18 Fan
p
wm
1
19 X6
9
X11
3 Pum
p p
wm
1
7 Pum
p p
wm
2
X12 Ionisation
B22 Cable loom LV burner
B
See A22
A23 Cable loom 230V
burner
A
X2
1 Fan 230
V
3
Fan 230
V
2
Earth
2 Fan 230
V
1
3 Ignition and
Gasvalve
1
4 Ignition and
Gasvalve
4
Ignition and
Gasvalve
2 Earth
Pum
p
230V
3
Earth
5 Pum
p
230V
2
6 Pum
p
230V
1
7 Ignition and
Gasvalve
3
8 Ignition and
Gasvalve
6
B23 Cable loom 230V
burner B
See A23
24 Cable loom bus Burner
A-B
X8-A X8-B
1 X9 1
2 X9 2
3 X9 3
4 X9 4
25 64990293 Flat cable MMI
26 3905043 Communication
bus cable