Electrical Wiring - Riello 40 G3RD MC Installation, Use And Maintenance Instructions

7.2

Electrical wiring

Fuse
I
6AT
L
N
Key (Fig. 14)
st
EV1 - 1 stage valve
nd
EV2 - 2 stage valve
I - Ground fault switch
M - Fan motor
PC - Flame sensor
PR - Pre-heater
S - Selector
SE - External lock-out signal
XPA - Control box terminal board
XPM - Fan motor connector
XPR - Pre-heater connector
st
XPV1 - 1 stage valve connector
nd
XPV2 - 2 stage valve connector
20163551
Electrical system
XPA
PE
3
Thermostat
11
L
3
7
10
N
3
Aux
SE
1
2
8
11
10
6
Yellow/Green
Blue
Brown
Black
3
White
Black
10
Black
3
Black
Aux
Brown
1
Blue
2
Black
8
Brown
Black
Grey
TESTING
Check the shut-down of the burner by opening the thermostats.
 Do not swap neutral and phase over, follow
 The electrical wiring carried out by the
WARNING
 The section of the conductors must be at
16 GB
PE
XPV2
1
2
XPM
1
1
2
3
3
XPR
1
1
2
2
XPV1
1
1
2
2
3
3
the diagram shown carefully and carry out a
good earth connection.
installer must be in compliance with the rules
in force in the country.
2
least 1mm . (Unless requested otherwise by
local standards and legislation).
20163574
EV 2
M
PR
PC
EV 1
1 4 I
NC NO
2 3
S
Fig. 14