Adjustments; Instructions And Warning For Adjustments; Adjusting The Gas Control Valve - Angelo Po 0N1FR8G Bedienungsanleitung

ENGLISH

INSTRUCTIONS AND WARNING FOR ADJUSTMENTS

WARNING: Before making any type
of adjustment, activate all the safety de-
vices provided and decide whether staff at
work and those in the vicinity should be in-
formed. In particular, close the gas and wa-
ter supply taps and prevent access to all
devices which might cause unexpected haz-
WARNING: This adjustment is
only required if the type of gas to be
connected is diff erent from that used
for testing, after changing the gas sup-
ply (see page 12). Before making this
adjustment, check that the gas supply
pressure is the same as the rated pres-
sure for the type of gas in use (see table
at the end of the manual).
Carry out this operation as described on both
gas control valves.
Close the gas supply tap.
1)
Pull off the knobs (A).
2)
Undo the screws (C) and remove the control
3)
panel (B).
Slightly loosen the screw on the output pres-
4)
sure test point (D) .
A
B
14

ADJUSTMENTS

ADJUSTING THE GAS CONTROL VALVE

C
C
ards and damage to people's health and
safety if activated.
WARNING: Adjustments must be car-
ried out by authorised, qualifi ed staff , in ac-
cordance with the relevant legal require-
ments.
Connect the pressure gauge (E) to the out-
5)
put pressure test point (D).
Open again the gas supply tap.
6)
Switch on the burner and turn the screw (F)
7)
anti-clockwise (-) to lower the pressure or
clockwise (+) to increase the pressure, until
the pressure gauge shows the pressure rec-
ommended in the table of injectors at the
end of the manual.
Check that the fl ame is stable. After making
8)
the adjustment, seal the screw with paint.
Turn off the burner, disconnect the pressure
9)
gauge.
Full tighten the screw of the output pres-
10)
sure test point (D).
Restore the initial conditions after complet-
11)
ing the operation.
D
F
ADJUSTMENTS
E
3413780_inst_GB