Electrical Connection - Riello 40 GS10/M Instrucciones Para La Instalación, Uso Y Mantenimiento

4.2 ELECTRICAL CONNECTION,

WARNING
If the boiler has a the 7 pin plug, it should be replaced with the one supplied with the burner.
WITHOUT REGULATOR
– Remote manual reset
PS
– Burner terminal block
MB
– 7 pin plug
X7
– 4 pin plug
X4
– 6 pin plug
X6
– 2nd stage hourcounter
h2
– High-low mode control
TR
device system
– 1st stage hourcounter
h1
– Remote lock-out signal
S
– Manual burner stop switch
IN
– Limit control device system
TL
ATTENTION
Do not connect any contact
between T6 and T8 at the
4 pin plug and between T1
and T2 at the 7 pin plug, in
order to avoid interference
with the regulator.
– Remote manual reset
PS
– Burner terminal block
MB
4 pin plug
X4 –
(as set up by the installer)
WITH REGULATOR
7 pin plug
X7 –
Temperature probe
BT
–
Pressure probe
BP –
(high-low progressive mode operation)
T6A – Fuse
– Safety control device system
TS
– Min. gas pressure svitch
PG
– Adjustment valve
VR
– Safety valve
VS
(fully modulating mode operation)
7
GB
20052688
D7137
20067072