DIMENSIONS mm
Model
B
A
EM 3 ST-E
215
250
247
EM 6N ST-E
280
* The dimensions refer to a burner with a 20 mbar gas train fitted.
MAIN COMPONENTS
Legend
1 Gas pressure switch
2 Operation valve
3 Ignition transformer
4 Boiler connecting flange
5 Control box
D
C
E
min.
max.
320
-
90
160
342
-
90
195
6 Components plate
7 Motor
8 Air pressure switch
9 Combustion head
10 Burner body
Ø H
Ø G
Ø F
min.
max.
85
135
160
80
M8
135
160
80
M8
11 Cover
12 Air gate
13 Fan
14 Safety valve
15 Stabilizing filter
- 25
-
M*
Ø*
I
L*
145
1/2"
410
410
145
1/2"
Ø P
60
80