Riello P 300 P/G Instrucciones De Instalación, Uso Y Mantenimiento página 62

KEY TO LAYOUT
MB Wiring terminal block
MV Fan motor
F1 Protection against radio interference
PO Oil pressure switch
TA Ignition transformer
SM Servomotor
FR Photocell
VF Solenoid valve on supply line
CN Connector
VS Safety solenoid valve
VR Solenoid valve on return line
VR1 Solenoid valve on return line
TB Burner ground (earth) connection
5482
ELECTRICAL WIRING CONNECTIONS
STAR - DELTA START UP
(carried out by the factory)
6
GB
D2703