Riello RLS 810/E FGR Installation, Use And Maintenance Instructions page 59

Wiring layout key
A1 Electronic cam
A2 Regulation module
A4 Fuel management module
A5 Display and operating unit
A6 Oxygen control module
B Filter
BA Output probe in current
BA2 Load indicator
BP Pressure probe
BT1 Thermocouple probe
BT2 Probe Pt100, 2 wires
BT3 Probe Pt100, 3 wires
BTEXT External probe for climatic compensation of the
setpoint
BV Output probe in voltage
F1 Fan motor thermal relay
F2 Pump motor thermal relay
FU Auxiliary circuits safety fuse
G4 Oxygen probe
H Burner working lighting signal output
IN Burner manual stop electric switch
KL1 Star/triangle starter line contactor
KM Direct start up contactor
KMP Pump motor contact maker
KT1 Star/triangle starter triangle contactor
KS1 Start/triangle starter star contactor
KST1 Star/triangle starter timer
K1 Clean contacts output relay burner switched on
K2 Clean contacts output relay burner lockout
K5 Fuel change relay
MP Pump motor
MV Fan motor
PA Air pressure switch
PE Burner earth
PGMAX Maximum gas pressure switch
PGMin Minimum gas pressure switch
PGVP Gas pressure switch for valve leak detection con-
trol device
POILMax Maximum oil pressure switch
POILMin Minimum oil pressure switch
UV Flame sensor
RS Burner reset switch
S2 ON/OFF selector
S5 Fuel selector
S7 Remote selection selector fuel
SM1 Air servomotor
SM2 Gas servomotor
SM3 FGR servomotor
SVOIL External oil safety valve
TA1 GAS ignition transformer
TA2 OIL ignition transformer
TL Limit thermostat/pressure switch
TPS 3 points control
TS Safety thermostat/pressure switch
VF-VR Oil circuit valves
VS-VS1 Oil circuit valves
Appendix - Electrical panel layout
Y
X1
X2
XPGMax
XPGMin
XPGVP
XPOMax
XPOMin
XUV
XVP1-XVP2 Pilot valves connector
VP1-VP2
57 GB
Gas adjustment valve + gas safety valve
Main terminal supply board
Valve group terminal board
Maximum gas pressure switch connector
Minimum gas pressure switch connector
Gas pressure switch connector for valve leak de-
tection control device
Maximum oil pressure switch connector
Minimum oil pressure switch connector
Flame sensor connector
Pilot valves
If there is a problem with the fuse FU, there is a
spare one in the fuse holder.
20171988