Navien NFC-175 Installation & Operation Manual page 44

3.7.6 Wiring Diagram - Generic Zone System with
Zone Valves
Zone1 T/S Zone2 T/S Zone3 T/S Zone4 T/S Zone5 T/S Zone6 T/S
Generic Zone Controller
Zone1 Valve Zone2 Valve Zone3 Valve Zone4 Valve Zone5 Valve Zone6 Valve
System Pump
(max. 2.5 A)
44 Installing the System Piping
<NFC>
lLWCO
AC24VL
AC24VN
SUPPLY RETURN OUTDOOR T/S_ZONE3
TEMPERATURE SENSOR R W C
SUPPLY RETURN OUTDOOR T/S_ZONE3
TEMPERATURE SENSOR R
W
T/T
<NFC>
lLWCO
AC24VL
AC24VN
SUPPLY RETURN OUTDOOR T/S_ZONE3
TEMPERATURE SENSOR R W C
Pump Ground
3.7.7 Wiring Diagram - Generic Zone System with
Zone Pumps
C
Zone1 T/S Zone2 T/S Zone3 T/S Zone4 T/S Zone5 T/S Zone6 T/S
Zone1 Pump
<NFC>
lLWCO
AC24VL
AC24VN
SUPPLY RETURN OUTDOOR T/S_ZONE3
TEMPERATURE SENSOR R W C
SUPPLY RETURN
TEMPERATURE SENSOR
Generic Zone Controller
Zone2 Pump Zone3 Pump Zone4 Pump Zone5 Pump Zone6 Pump
OUTDOOR T/S_ZONE3
R W C
T/T