2009 by ELTRA GmbH Germany – July 2009 – Service Manual Thermostep
Page 74
4.2
Diagram of Wiring
2
0
2
1
1
9
2
3
1
7
ws
b
r
2
9
E
rr
o
r
rt
rt
rt
rt
g
n
v
i
rs
ws
1
4
C
ru
c
ib
le
s
6
0
2
3
4
6
0
2
3
4
6
0
2
3
4
6
0
2
3
4
L
id
s
F
u
rn
a
c
e
c
o
v
e
r
F
u
rn
a
c
e
c
u
s
h
io
n
in
g
4
3
2
1
1 2
3
4
S
te
c
k
e
r
4
0
F
1
2
0
4
7
4
-9
3
5
2
5
0
3
9
5
b
r
s
w
b
l
Furnace
Encoder disk
26622
3
3
3
4
b
r
s
w
b
l
1
1
26629
14551
6
0
3
5
5
60355
g
n
g
e
b
r
w
s
9
4
F
3
3
4
w
s
rs
v
i
rt
rt
rt
rt
g
n
9
0
c
m
1
2
0
c
m
1
2
0
c
m
1
0
0
c
m
1
0
0
c
m
1
0
0
c
m
1
0
0
c
m
4
0
4
1
6
g
e
s
w
g
r
3
x
0
.
2
5
m
m
²
A
ir
p
re
s
s
u
re
G
a
s
p
re
s
s
u
re
Sensors
7
rs
4
2
60354
C
ru
c
ib
le
s
u
p
b
l
b
r
8
gr
4
3
60354
b
l
b
r
L
id
s
d
o
w
n
b
l
b
r
b
l
b
r
4
6
9
4
7
1
0
rt
br
6
0
3
5
2
6
0
3
5
2
F
u
rn
a
c
e
c
lo
s
e
d
F
u
rn
a
c
e
o
p
e
n
2
7
rt
3
1
2
6
ws
/g
n
rt
ws
/b
r
2
5
c
m
7
0
c
m
7
5
c
m
6
5
c
m
9
0
c
m
1
5
5
c
m
2
5
rt
g
n
/b
r
FD-50
Valves
60237
26349
Ni
tr
o
g
e
n
C
2
A
-R
B
3
0
C
2
A
-R
B
3
0
P
u
rg
e
+
-
+
-
0
.2
5
m
m
²
0
.2
5
m
m
²
0
.2
5
m
m
²
0
.2
5
m
m
²
0
.
2
5
m
m
²
0
.
2
5
m
m
²
0
.
2
5
m
m
²
R
;
T
;
Z
R
;
T
;
Z
R
;
T
;
Z
R
;
T
;
Z
L
S
S
N
;
O
M
;
O
O(isoliert mit Spiral 20-10)
N; O
N; O
1
1
0
c
m
M; H1
4x71F631
O
x
y
g
e
n
1
1
0
c
m
1
1
0
c
m
1
1
0
c
m
L; O
L
;
O
L
;
O
2
2
rt
o
r
6
0
2
3
4
F
a
n
o
r
rt
1
0
0
c
m
+
-
26348
0
.2
5
m
m
²
R
;
T
;
Z
I; N
+
-
rt
N; O
rt
FD-50
2
3
c
m
12H3488
1
8
3
2
2
1
4
3
+
-
Relay
2
x
0
.2
5
m
m
²
F
u
rn
a
c
e
p
o
we
r
TGA1
rs
/g
r
rs/gr
7
7
0
5
2
1
5
1
-
2
0
2
g
r/
b
r
1
0
5
c
m
D
;
A
1
s
w
2
.
5
m
m
²
9
4
F
8
3
6
0
7
F
9
6
6
0
7
F
9
6
6
7
c
m
2
6
3
4
1
b
l
0
.
7
5
m
m
²
E; A1
9
5
c
m
g
e
/g
n
g
n
/r
t
1
0
5
c
m
g
n
/r
t
M
;
O
C
;
F
;
J
(i
n
u
n
d
z
u
rü
c
k
)
16113
6
5
7
8
Pos. 2
2
1
4
3
b
r
Pos. 1+2
b
r
2
.
5
m
m
²
1
4
0
c
m
b l
2 .5 mm ²
1 40 cm
b l 2 . 5 mm ²
br 2 . 5 m m ²
b
l
H
b
r
0
.
7
5
m
m
²
b
l
0
.
7
5
m
m
²
H;
A
1
;
C
1
;
D
1
F; A1
F; A1
26346
br 2 . 5 m m ²
9 1 F7 0 8
9 4 F 8 3 8
b l 2 . 5 m m ²
b l
b r 0 . 7 5m m ²
A(in und zurück); F
A1; C1; D1
2
1
4
3
+
-
Relay
Fan
7
7
0
5
2
2
1
4
3
+
-
Relay
7
7
0
5
2
2
4
G; A1; C1; D1
G; A1; C1; D1
G; A1; C1; D1
G; A1; C1; D1
G; A1; C1; D1
G; A1; C1; D1
M
;
O
M
;
O
rs/gr
ws
/b
l
b r
b r
b r
Abb. 4.14: Diagram of Wiring