Riello RG0.3 Installation, Use And Maintenance Instructions page 36

B
Fig. 11
Remove nozzle-holder assembly (1) after loos-
ing screws (2) and nut (3), remove the small ca-
bles (4) from the control box and the flame
sensor (6).
Withdraw the small cables (4) from the elec-
trodes, remove the diffuser disc-holder assem-
bly (10) from the nozzle-holder assembly (1)
after loosing screw (3, fig. 12).
Screw the nozzle (11) correctly and tighten
it as shown in figure.
ATTENTION
During the reassembly of the nozzle-holder
assembly screw the nut (3) as shown in the figure
below.
TIGHTEN WITHOUT MOVING
BACKWARDS TO THE END
4.3 SETTING OF DIFFUSER DISC /
ELECTRODES (
see fig. 12)
ATTENTION
Loosen screw (3) to set the dif-
fuser disc-holder assembly (1)
and loosen screw (4) to set the
electrodes assembly (2).
To have access to the electrodes
carry out operation as described in
chapter "4.2 RECOMMENDED
NOZZLES" (page 6).
4.4 PUMP PRESSURE
The pump leaves the factory set at 12 bar.
To change it act on pump pressure adjust screw (4, fig. 5, page 4).
2301
D5684
3
Fig. 12
B
Fig. 11
WARNING
0
4.5
– 0.5 mm
2 4
3
D5735
7
GB
S7228
MEASURES
MUST BE RESPECTED
±
2.5
0.2 mm
0
1
3
+ 0.5 mm