Biasi Riva Plus, Installation And Operation Instructions Manual

Page: 31 / 52

Riva Plus Manual 31
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.