Navien NaviCirc Installation And Operation Manual page 76

Without 24VAC Connections
Neutral
Live
Recirculation pump Recirculation pump
(max. 2.5 A) (max. 2.5 A)
Neutral
Live
Zone pump 1 Zone pump 1
(max. 2.5 A) (max. 2.5 A)
Neutral
Live
Zone pump 2 Zone pump 2
(max. 2.5 A) (max. 2.5 A)
Neutral
Live
Zone pump 3 Zone pump 3
(max. 2.5 A) (max. 2.5 A)
Pump Ground Pump Ground
76
lLWCO lLWCO
AC24VL AC24VL
AC24VN AC24VN
SUPPLY RETURN OUTDOOR T/S_ZONE3 T/S_ZONE2 SUPPLY T/S_ZONE1 RETURN OUTDOOR T/S_ZONE3 T/S_ZONE2 T/S_ZONE1
TEMPERATURE SENSOR R W C R W C R TEMPERATURE SENSOR W C R W C R W C R W C
SUPPLY RETURN SUPPLY OUTDOOR RETURN
TEMPERATURE SENSOR TEMPERATURE SENSOR
OUTDOOR T/S_ZONE3 T/S_ZONE3 T/S_Z
R R C R C
W W W
Thermostat 3 Thermostat
Thermos T