Biasi RIVA COMBI, Installation & Operation Instructions

Page: 30 / 52

RIVA COMBI MANUAL - REV B
30
12.5 Zone Valve Micro Switch Connection:
• The zone valve micro
switch must be
connected to the terminal
block situated next to the
control panel.
1 2
L N
3
To fused spur
isolation switch
Power supply
terminal block
External controls
terminal block
J
120 VAC Control
Terminal Block
Figure 12.10
• When connecting the
zone valve switch, the
jumper J in Fig. 12.10
must be removed.
120 VAC
Control Terminal
Block
1
L
N
3
V
T
Zone
Valve
Room
Thermostat
Figure 12.11
• Connect the micro switch
of the zone valve to
terminals 1 and 3 as
shown in figure 12.11
• Connect the zone valve
switch to the room
thermostat as shown in
figure 12.11
12.6 Finishing
•
Route the electrical
supply cord and the
external control cord as
illustrated in Fig. 12.12.
To the fused spur
To the external
control device
isolation switch
Figure 12.12
• Lock the cords in place
with the flexible cord
clamps.
• Replace the control panel
reversing the steps on
page 23.
12. Electrical Connections/Wiring Cont.