Securing The Burner To The Boiler; Positioning The Probe - Electrode; Positioning The Diaphragm, (Lpg Operation) - Riello RX 70 S/PV K Installation, Use And Maintenance Instructions

5.5

Securing the burner to the boiler

For the installation proceed as follows:
 fix the burner 1)(Fig. 8) to the boiler door 2) using the 4
screws and (if necessary) the 4 nuts supplied to the stand-
ard equipment, interposing the insulating gasket 3).
5.6

Positioning the probe - electrode

Before installing the burner on the boiler, make sure the probe
and electrode are placed correctly as in Fig. 9.
4 - 4.5
5.7

Positioning the diaphragm, (LPG operation)

NOTE:
The burner is supplied to operate with methane gas (G20)
A diaphragm (4)
(RX 70 = mm 5.7)
lows burners to operate on LPG (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:
 cut off 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.
Installation
+ 0.5
4.5
0
Electrode
Probe
, supplied with the kit, al-
13
2 3
D10742
Do not turn the electrode: position it as illustrated
in Fig. 9.
Placing the electrode near the ionisation probe
WARNING
may result in the control box amplifier being dam-
aged.
137
151
1
3
GB
1
Fig. 8
D7236
Fig. 9
5
4
2
D8564
Fig. 10
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