Probe-Electrode Positioning; Gas Feeding Line; Gas Train; Electrical Wiring - Riello Burners GS20D Manuel D'entretien

3.2 PROBE - ELECTRODE POSITIONING
~
47
Probe
D5104

3.3 GAS FEEDING LINE

1
1 – Gas supply pipe
2 – Manual cock (supplied by the installer)
3 – Gas pressure gauge (supplied by the installer)
4 – Filter
5 – Gas pressure switch
6 – Safety valve
7 – Pressure governor
GAS TRAIN ACCORDING TO EN 676
The gas train is supplied separately, for its adjustment see the enclosed instructions.

GAS TRAIN

TYPE
MBZRDLE 407 B01
MBZRDLE 410 B01

3.4 ELECTRICAL WIRING

ATTENTION:
 Do not swap neutral and phase over, follow the diagram shown carefully and carry out a good earth connection.
 The section of the conductors must be at least 1mm . (Unless requested otherwise by local standards and legislation).
 The electrical wiring carried out by the installer must be in compliance with the rules in force in the country.
20033980
mm
Ignition electrode
2 3 M1
CONNECTIONS
CODE INLET
3970537 Rp 3/4
3970534 Rp 1
Diffuser
3.7
3
–
2
mm
WARNING
4 5 6 7
8 – 1 st and 2 nd stage adjustment valve
M1 – Gas-supply pressure test point
M2 – Pressure coupling test point
OUTLET
Rp 3/4
Rp 3/4
4 GB
Ionization probe
Electrode
=
8
D4161
USE
Natural gas  180 kW and LPG
Natural gas and LPG
M2