42 Installing the System Piping
With 24VAC Connections
N
A/H
DHW
PRI
L
N
L
N
L
N
L
N
L
Z3
Z2
Z1
SUPPLY
TEMPERATURE SENSOR
RETURN
OUTDOOR
T/S_ZONE3
R
W
C
T/S_ZONE2
R
W
C
T/S_ZONE1
R
W
C
AC24VN
AC24VL
lLWCO
R
W
C
T/S_Recir
COM
NO
NC
ZONE_V/V3
COM
NO
NC
ZONE_V/V2
COM
NO
NC
ZONE_V/V1
Pump Ground
SUPPLY
TEMPERATURE SENSOR
RETURN
OUTDOOR
T/S_ZONE3
R
W
C
T/S_ZONE2
R
W
C
T/S_ZONE1
R
W
C
24 VAC N
Thermostat Input
24 VAC L
Thermostat 3
24 VAC N
Thermostat Input
24 VAC L
Thermostat 2
24 VAC N
Thermostat Input
24 VAC L
Thermostat 1
N
A/H
DHW
PRI
L
N
L
N
L
N
L
N
L
Z3
Z2
Z1
Zone pump 1
(max. 2.5 A)
Zone pump 2
(max. 2.5 A)
Zone pump 3
(max. 2.5 A)
Summary of Contents for NCB-190/060H
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