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TECNOEKA Srl ______________________________________________________________ use and instruction manual
6. Adapting cook-top to different types of gas
To adapt the hob to a type of gas that differs
from the one tested in the factory (see data plate
or supplementary plate), replace the nozzles of
the five burners Remove the pan carrier grilles
from the hob and withdraw the movable parts of
the burners from their seats:
Remove the pot support grids from the
-
cook-top and remove the mobile parts of
the burners from their position.
-
Unscrew the jets (Fig. 2) using the 7 mm.
Key and replace them with the new ones
(see
table
correspondence of the diameter indicated
on the table with that printed on the jets.
After having replaced the jets, set up all the parts
again and stick the new data on the technical
data plate.
N.B. The burners don't need any air regulation.
Minimum level adjustment - Burner minimum levels are preset for methane gas (G20) operation.
If operating on liquid gas (G30/G31) proceed as follows: ignite the burner at minimum position,
and, using a screwdriver, fully tighten the by-pass adjustment screw at the side of the shank of
the relevant tap. Check if the flame remains stable and uniform – to help you check, rapidly
turn the tap knob from maximum to minimum position. When you have finished adjusting the
by-pass valve, seal it with red paint. Make sure you fit a plate with the new installation data.
After having set the by-pass screw, seal it with red varnish.
Table 1
Nominal
thermal
capacity
(kW)
Triple crown
3.5
burner Nr. 1
Fast burner
3
Nr. 3
Semi-fast burner
1.75
Nr. 1
page 10 ________________________________________________________________________________________
1).
Check
the
Main nozzles diameter
Reduced
(1/100 mm)
thermal
capacity
G30/G31
(kW)
30/37mbar
20mbar
1.8
95
0.95
85
0.6
65
exact
Type of gas
G30
G31
G20
By-pass screw nozzles
diameter
(1/100 mm)
G20
G30/G31
30/37mbar
20mbar
135
74
Regul.
115
50
Regul.
97
40
Regul.
Fig. 2
Gas pressure (mbar)
Normal
Max.
30
35
37
45
20
25
Consumption calculated with gross
heat values
G30
G31
G20
30mbar
37mbar
(g/h)
(g/h)
255
250
218
214
127
125
Min.
20
25
17
G20
20mbar
(l/h)
334
286
167
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