IT
GB
DE
FR
ES
C13177
281.
fm
- 19 -
English
Important
This adjustment is only required if the type
of gas to be connected is different from that
used for testing after the conversion proce-
dure has been carried out (see page 17). Be-
fore making this adjustment, check that the
gas supply pressure is the same as the rat-
ed pressure for the type of gas in use (see
table at back of manual).
Natural gas
In this case the gas pressure upstream of the noz-
zle has to be adjusted.
1 - Turn off the gas supply tap.
2 - Pull off the knob
(A)
.
3 - Undo the screws
(B)
and remove the control
panel
(C)
.
4 - Undo the screw
(D)
of the pressure connection
(output pressure).
5 - Connect the pressure gauge
(E)
to the pressure
measurement point
(F)
.
6 - Turn the gas supply tap back on.
7 - Switch on the burner and turn the knob to the
maximum temperature setting (see page 9).
8 - Set the pressure to 15 mbar with screw
(G)
.
9 - After making the setting, seal the screw with
paint.
10--Turn the control knob anti-clockwise to the
lowest power setting.
Note: You will hear the click of the adjasting to
minimum.
11-Adjust the pressure using the screw
(H)
to suit
the type of gas being supplied, until the corre-
sponding value appears on the pressure gauge
( see burner injector table).
– Turn clockwise to increase the pressure.
– Turn anticlockwise to decrease the pressure.
12-Switch off the burner, turn off the gas supply
tap and disconnect the pressure gauge.
13-Restore the initial conditions after completing
the operation.
Liquid gas
To carry out this operation, proceed as follows.
1 - Turn off the gas supply tap.
2 - Pull off the knob
(A)
.
3 - Undo the screws
(B)
and remove the con-
trol panel
(C)
.
4 - Fully tighten down screws
(G-H)
.
After making the setting, seal the screw with
paint.
5 - Restore the initial conditions after completing
the operation.
ADJUSTING GAS VALVE SETTING
B
C
E
D
A
H
G
F
