Electrical Connections/Wiring -3; Power Connection; Connection To The Electricity Supply - Biasi Riva Advance Combi Installation & Operation Instructions

12. Electrical Connections/Wiring
Removing Front Panel:
• Remove the front
by removing screws A and
sliding the front panel up and
away from the boiler
A
A
A
Figure 12.1
For the electrical connection to the boiler use electric wires which conform to local regulations. The
boiler, when installed ,must be electrically bonded to ground in accordance with the requirements
of the authority having jurisdiction or, in the absence of such requirements,with the National
Electrical Code, ANSI/NFPA 70 and/or Canadian Electrical Code Part I CSA C22.1, Electrical Code.
In United-States, keep a distance of at least 4 feet (1,22 m) horizontally from the vent terminal at
the gas meters, electric meters, regulators and venting equipment. In Canada, keep a distance of
6 feet (1,83 m) between the vent terminal and its devices.
• Connect the electrical supply cable coming from the fused spur isolation switch to the power supply
terminal block of the boiler (as shown in figure 12.5) keeping the same connections for the live wire
and the neutral wire.
To fused spur
isolation switch
3 2 1
RIVA ADVANCE COMBI MANUAL

12.1 Power Connection:

Removing Side Panel:
panel • Remove screws B
Removing Service Panel:
• Remove screws B.

12.2 Connection to the electricity supply:

Service Man's Switch
N
L
Power supply
terminal block
External controls
terminal block
B
B
B
B
Figure 12.2
Figure 12.3
Fire - O - Matic
Note: Do not connect live wires to
Figure 12.5
• Move the lower part of the
side panels (figure 12.3).
• Pull the control panel. When
completely
the panel can rotate 45°
downward.
D
D
D
Figure 12.4
• Loosen screws D and remove
the service panel (Fig. 12.4)
120 VAC
15 AMP BREAKER
WARNING
thermostat terminals 1-3.
pulled out,
30