Zone Valve Microswitch Connection - Biasi Riva Plus Installation And Operation Instructions Manual

12. Electrical Connections/Wiring Cont.
The zone valve micro
•
switch must
connected to
terminal block situated
next to the control
panel
L N
To fused spur
isolation switch
3 2 1
J
External controls
terminal block
120 VAC Control
Terminal Block
Figure 12.10
Route the electrical
•
supply cord and
external control cord as
illustrated in Fig. 12.12
Riva Plus Manual
12.5 Zone Valve Micro Switch Connection:
When connecting
•
be the zone valve
the switch, the jumper
J in Fig. 12.10
must be removed.
Zone
Valve
Power supply
terminal block
3 1
Figure 12.11
12.6 Finishing
•
the
To the external
control device
Figure 12.12
Room
Thermostat
V
T
N
L
120 VAC
Control Terminal
Block
To the fused spur
isolation switch
Connect the
•
switch of the
valve to terminals 1
and 3 as shown in
figure 12.11
Connect the
•
valve switch to the
room thermostat
shown in figure 12.11
Lock the cords in place
•
with the flexible
clamps.
• Replace the control panel
reversing the steps on
page
micro
zone
zone
as
cord
23.
31