Positioning Probe - Electrodes; Positioning The Diaphragm (Lpg Operation) - Riello RX 70 S/PV Installation, Use And Maintenance Instructions

5.7

Positioning probe - electrodes

Before installing the burner on the heat generator, make sure the
probe and electrode are positioned correctly as in Fig. 8
Do not turn the electrode, place it as shown in the
figure. If the electrode is near the ionisation probe
the control box amplifier may be damaged.
ATTENTION
Respect the dimensions shown in Fig. 8.
ATTENTION
5.8

Positioning the diaphragm (LPG operation)

All the installation, maintenance and disassembly
operations must be carried out with the electricity
supply disconnected.
DANGER
The installation of the burner must be carried out
by qualified personnel, as indicated in this manual
and in compliance with the standards and
regulations of the laws in force.
ATTENTION
The burner is supplied to operate with methane gas (G20)
A diaphragm 4)(Fig. 9) (RX 70 = mm 5.7) supplied with the kit
allows burners to operate on GPL (G31) if fitted to the gas valve
1).
The diaphragm must be installed in compliance with local laws
and regulations.
To carry out the modification:
 disconnect the electrical supply;
 close the fuel interception tap;
 disassemble the gas valve 1) from the Venturi unit 2) by
removing the screws 3);
 house the diaphragm 4) supplied with the kit in the gasket
5);
 reassemble the gas valve and carry out all the adjustment
operations described above.
20144769
Installation
4.5
1
3
14 GB
+ 0.5
0
137
151
D8564
D7236
Fig. 8
5
4
2
Fig. 9