Circuit Voltages - Biasi Riva Plus HE M296.24SM/C Service Manual

3.3 Circuit voltages

Electrical voltages with burner on
Supply network
figure 3.3
Pump
3 way
diverter valve
Modulating
Gas valve
diAGRAMS
during c.h. or d.h.w. operation
only during c.h. operation
only during d.h.w. operation
Fan
Safety
thermostat
Air
pressure
sensor
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