Ndustrio 191BR1G Manuel D'utilisation Et D'installation page 51

ADJUSTING GAS VALVE MINIMUM SETTING
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 19). Be-
Natural and bottled gas
Proceed as follows.
1 - Turn off the gas supply tap and switch off the
main electricity supply.
2 - Remove the knob (B).
3 - Undo the screws (C) and remove the control
panel (D).
4 - Undo the screw (E) of the pressure connection.
5 - Connect the pressure gauge (F) to the pressure
test point.
6 - Turn the guard (G) anticlockwise and remove it.
7 - Turn the gas supply tap back on and switch the
main electricity supply back on.
8 - Light the burner and turn the control knob (A) to
the maximum temperature setting (see page 9)
9 - Turn the control knob (A) anti-clockwise to the
lowest power setting.
Note: You will hear the click as the device switches.
10 - 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
Important
The nut (L) must be screwed fully down.
11 - Check the stability of the flame.
12 - Switch the burner off and back on a few times
to check that the setting has been made cor-
rectly.
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).
B
F
13 - Switch off the burner, turn off the gas supply tap
and disconnect the pressure gauge.
14 - Fully tighten the screw (E)
15 - After making the setting, seal the screws (E-H)
with paint.
16 - Replace the guard (G).
17 - Replace the control panel (D) and the knob (B)
on completion of the operation.
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A
C
D C
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G H L
E
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