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3269850_inst_GB_rev.2
ENGLISH
GB
ADJUSTMENTS
INSTRUCTIONS AND WARNING FOR ADJUSTMENTS
Important
Before making any type of adjustment, acti-
vate all the safety devices provided and de-
cide whether staff at work and those in the vi-
cinity should be informed. In particular, turn
off the gas and water supply taps and prevent
access to all devices which might cause unex-
pected health and safety hazards if turned on.
Caution - Warning
Adjustments must be carried out by author-
ised, qualifi ed staff , in accordance with the
relevant legal requirements.
ADJUSTING GAS VALVE (0*1FR1G - 1*1FR2G)
Important
This adjustment is only required if the type
of gas to be connected is diff erent from that
used for testing after the conversion procedu-
re has been carried out (see page 12).
Before making this adjustment, check that
the gas supply pressure is the same as the ra-
ted pressure for the type of gas in use (see ta-
ble at back of manual).
Carry out this operation as described on both the
gas solenoid valves.
Natural
1)
Turn off the gas supply tap..
2)
Open the hatch
(A)
.
3)
Unscrew the cap
(D)
.
4)
Fully screw the adjusting screw
(E)
.After ma-
king the setting, seal the screw with paint.
5)
Restore the initial conditions after completing
the operation.
Liquid gas
1)
Turn off the gas supply tap.
2)
Open the hatch
(A)
.
3)
Undo the screw
(B)
of the pressure connec-
tion.
4)
Connect the pressure gauge
(C)
to the pressu-
re test point.
5)
Unscrew the cap
(D)
.
6)
Turn the gas supply tap back on.
7)
Light the burner and turn the screw
(E)
until
the pressure gauge shows the pressure recom-
mended in the table of injectors at the back of
the manual.
A
C
B
D E
8)
Check the stability of the fl ame.
After making the setting, seal the screw with
paint.
9)
Turn off the burner, disconnect the pressure
gauge and restore the initial conditions after
completing the operation.
