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•
turn the tap to minimum;
•
remove the knob and adjust the regulation screw, which
is positioned in or next to the tap pin, until the flame is
small but steady.
N.B.: in the case of liquid gas, the regulation screw
must be screwed in to the bottom.
•
check that the flame does not turn off when you turn
the tap quickly from high to low.
d Regulating the primary air of the burners:
Table 1
Burner
Diameter
(mm)
Fast
100
(Large)(R)
Semi Fast
75
(Medium)(S)
Auxiliary
51
(Small)(A)
Nominal (mbar)
Supply
Minimum (mbar)
Pressures
Maximum (mbar)
*
At 15°C and 1013 mbar- dry gas
**
Propane
P.C.S. = 50,37 MJ/Kg
***
Butane
P.C.S. = 49,47 MJ/Kg
Natural
P.C.S. = 37,78 MJ/m
Burner and nozzle characteristics
Thermal Power
By-Pass
kW (p.c.s.*)
1/100
Nominal Reduced
(mm)
3.00
0.7
41
1.90
0.4
30
1.00
0.4
30
3
The primary air of the burners requires no regulation.
Important
On completion of the operation, replace the old rating
sticker with one indicating the new type of gas used. This
sticker is available from our Service Centres.
Note
Should the pressure of the gas used be different (or vary)
from the recommended pressure, it is necessary to fit a
suitable pressure regulator onto the inlet pipe in
compliance with current National Regulations relative to
Liquid Gas
Nozzle
Flow*
1/100
g/h
(mm)
***
**
87
218
214
70
138
136
52
73
71
28-30
37
20
25
35
45
Ø180
S
A
R
K 3M11/R
17
Natural Gas
Nozzle
Flow*
Nozzle
1/100
l/h
1/100
(mm)
(mm)
128
286
143
104
181
118
76
95
80
20
17
6,5
25
ø 180
S
R
ø 145
K 3N11S/R
Flow*
l/h
286
181
95
13
18
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