Zone Valves - Navien NHB-055 Installation & Operation Manual

3.6.4 Wiring Diagram - Generic Zone System with

Zone Valves

CN10
T/T
CH
Zone1 T/S Zone2 T/S Zone3 T/S
Generic Zone Controller
Zone1 Valve Zone2 Valve Zone3 Valve
System Pump
(max 2A)
<NHB>
CN12 CN24 CN25 CN29 CN30
System
T/T AC24V System
LWCO Supply
Return
DHW Output
Temp.
Temp.
(optional)
(optional)
Zone4 T/S Zone5 T/S Zone6 T/S
Zone4 Valve Zone5 Valve Zone6 Valve T/T
<NHB>
CN28 CN18 CN26
System Boiler DHW
Pump Pump Pump
Boiler Pump
(max 2A)
3.6.5 Wiring Diagram - Generic Zone System with
Circulators
CN10
T/T
CH
Zone1 T/S Zone2 T/S Zone3 T/S
Generic Zone Controller
Zone1 Pump Zone2 Pump Zone3 Pump Zone4 Pump
<NHB>
CN12 CN24 CN25 CN29 CN30
System
System
T/T AC24V
LWCO Supply
Return
DHW Output
Temp.
Temp.
(optional)
(optional)
Zone4 T/S Zone5 T/S Zone6 T/S
Zone5 Pump Zone6 Pump T/T
<NHB>
CN28 CN18 CN26
System Boiler DHW
Pump Pump Pump
Boiler Pump
(max 2A)
Installing the System Piping 33