3312
3
GB
BOILER FIXING
FIRING RATE
TEST BOILER
The firing rate has been defined according to EN 676 standard.
COMMERCIAL BOILERS
The burner-boiler matching is assured if the boiler conforms to EN 303 and the combustion chamber
dimensions are similar to those shown in the diagram EN 676.
For applications where the boiler does not conform to EN 303, or where the combustion chamber
is much smaller than the dimensions given in EN 676, please consult the manufacturers.
INSTALLATION
S7392
HINGE
A
O
Separate the combustion-head assembly
from the burner body by removing nut (1)
and removing group
(A)
.
O
Fix the head assembly group
(B)
to the
boiler plate (2) insert the supplied insulat-
ing gasket (3).
Boiler door must have a max. thickness of
80 mm
,
refractory lining included.
If thickness is greater
(max. 105 mm)
, a combus-
tion head extension must be fitted, which is sup-
plied separately.
ATTENTION
1
3
2
A
B
D5064
0.8
0
0.2
0.4
0.6
Pre
ssure in c
ombustio
n
cham
ber – mba
r
10,000
20,000
30,000
40,000
50,000
kcal/h
10
30
20
40
50
kW
Output
D5057
60
1.0
