35
XvI - PIPING aND wIRING aPPENDIX
2
3
DO NOT USE
1
RED
BLA
CK
BLA
CK
RED
and 4 when
valves
using zone
without an
end switch.
Note: Install
wire jumper
between
terminals 3
120 VAC
T-STAT
T-STAT
END
SWITCH
MOTOR
B&G C
OMFOR
TR
OL,
SP
AR
CO
TA
CO
TY
PE
ZONE
VAL
VE
HONE
YWELL, ERIE
SUPERIOR
TY
PE
ZONE
VAL
VE
OR THERMOSTAT
HEATER AQUASTAT
ARGO AZ-4CP
CONTROL
INDIRECT WATER
TANK
CONTROL
MOTOR
BLA
CK
BLA
CK
SWITCH
END
4 WIRE ZONE
VALVE ONLY
2
1
3 4
JUMPER
ZONE VALVE/PUMP
PRIORITY
ON
ZR-ZC
DPM-2
OPTION SWITCH
ZC ON
STATUS
PRIORITY ON
PRIMARY PUMP
PRIORITY PUMP
X-X CONTACT
ZR ON
T
T
T
T
T
T
T
T
1
2
3
4
PRI ZONE
1
2
3
4
ZONE 2
1
2
3
4
ZONE 3
1
2
3
4
ZONE 4
SWITCH LEGEND
OFF
ON
N
L
N
L
N
L
ZR ZC
120 VAC
PRIORITY
PUMP
PRIMARY
PUMP
FROM BOILER
X
X
TR
ANSFORMER
24V
AC 40
VA
L
LINE
IN
N
Black
White
24VAC
N
L
Yellow
Yellow
AZ-4CP
Boiler Control Panel
DHW C1
DHW C2
CH C2
L2
L1
CH C1
CIRCULATOR
CH
DWH
CIRCULATOR
A2
DHW T1
DHW T2
A1
CH T2
CH T1
L
N
Multizone system with zone valves and domestic hot water priority (with
circulator)
Wiring Diagram 3
