Circuit Voltages - Biasi RIVA ADVANCE HE M110.24SM/C Service Manual

Diagrams
3.2

Circuit voltages

Electrical voltages with burner on
Supply network
X7
F2 F1
X16
F3
LD3 LD2 LD1
Transformer
6
Pump
3 way
diverter valve
X12
X3
T3
X15
X6
X24
P6
during c.h. or d.h.w. operation
only during c.h. operation
only during d.h.w. operation
Gas valve
X14
X17
K2
X23
P3
LD4
SB1
Fan Main circuit
pressure switch
D.h.w.
Flow switch
X11 X10
Safety
thermostat
X2