Navien NFC-175 Installation & Operation Manual page 40
Nfc condensing combi-boilers
Hide thumbs
Also See for NFC-175:
- Service manual (138 pages) ,
- User's information manual (26 pages) ,
- Quick installation manual (4 pages)
Table of Contents
Advertisement
With 24VAC Connections
Zone pump 1
(max. 2.5 A)
Zone pump 2
(max. 2.5 A)
Zone pump 3
(max. 2.5 A)
40
Installing the System Piping
lLWCO
AC24VL
AC24VN
SUPPLY
RETURN
OUTDOOR
T/S_ZONE3
TEMPERATURE SENSOR
R
W
C
Pump Ground
SUPPLY
RETURN
OUTDOOR
T/S_ZONE3
TEMPERATURE SENSOR
R
C
W
Thermostat 3
NC
NC
COM
NC
NC
COM
NC
NC
COM
LWCO
AC24VL
AC24VN
lLWCO
AC24VL
AC24VN
24 VAC N
Thermostat Input
24 VAC L
Thermostat 1
24 VAC N
Thermostat Input
24 VAC L
Thermostat 2
Hide quick links:
Advertisement
Table of Contents
