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32 63-8702
Hydronic Zoning System
Switching Relay
Power
T-stat Call
Relay One
ComNONC
N
H
Input
120vac
24 VA
Transformer
W
C
R
HPSR101
120 VAC FR
OM
DI
SCONNECT
Relay Two
V4043 SERIES VALVE
OR EQUIVALENT
BLOWER
COMMON NOT
REQUIRED ON SOME
THERMOSTAT MODELS.
NOTES: GROUND REQUIRED BUT NOT SHOWN FOR DRAWING CLARITY.
VERIFY WIRING CONFORMS TO LOCAL CODE.
INSTALLER MUST VERIFY THE FOLLOWING:
1. BLOWER MOTOR IS POWERED BY 120 VOLTS
2. ZONE VALVE IS POWERED BY 120 VOLTS
MCR37968
ComNONC
W
C
R
THERMOSTAT
HPSR101 Switching Relay with 120 volt valve and blower fan.
120 VAC
FROM
DISCONNECT
R
C
W
R
C
W
R
C
W
R
C
W
Zone 1
Priority
Zone 2
Zone 3
Zone 4
24 VAC Thermostats
HPZC104
Four Zone
Switching Relay
Boiler
TT
End
Switch
TT
On/Off
Priority
End
Switch
On/ Off
Priority
Zone
Zone
Power
Boiler
End Switch
T-stat Call
Valve Open
DHW
Priority
12
34
40 VA
TRANSFORMER
COMMON NOT REQUIRED ON SOME THERMOSTAT MODELS.
NOTE DIPSWITCH SETTINGS.
GROUND REQUIRED BUT NOT SHOWN FOR DRAWING CLARITY.
VERIFY WIRING CONFORMS TO LOCAL CODE.
MCR37969
1
2
3
3
W
C
R
W
C
R
W
C
R
L6006C
DHW
AQUASTAT
THERMOSTATS
T
T
BOILER
2
Zone 3
Zone 4
ZR
ZC
Low Limit
Switch
120 VAC Circulators
N
H
N H
N H
N H
N
H
Zone 2
Zone 1
Input
120VAC
PC3F SERIES AQUAPUMP
OR EQUIVALENT
BOILER
1
1
Zoning with pumps and DHW priority.