Install Instructions

V8043C,D,F & G MOTORIZED ZONE VALVES
5 95C-10926EF—04
WIRING
All wiring must conform to local electrical codes and ordinances. Refer to Fig. 4 to 7 for wiring connections.
Fig. 4. V8043F Wiring.
Fig. 5. V8043G Wiring.
Fig. 6. 3-Zone System Using L8124G Aquastat Relay Intergal Valve Transformer.
R
TO 120V
LINE
1
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
END SWITCH
TO CIRCULATOR
OR ANOTHER
VALVE
TH-TR
24V
TRANSFORMER
THERMOSTAT
(TYPICALLY T87)
TH TR
M16852
ENCLOSURE FOR
END SWITCH TERMINALS
“BLIND”
TERMINAL
R
TO LOW VOLTAGE CIRCULATOR
OR ANOTHER VALVE
THERMOSTAT
(TYPICALLY T86)
MOTOR
AUX
SWITCH
RED RED
YELLOW YELLOW
TO 120V
LINE
1
24V
TRANSFORMER
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
YELLOW LEADS TH AND TR ON F MODEL.
RED LEADS IDENTIFIED AS “END SWITCH” ON F MODEL.
2
3
2
3
M32280
L1
(HOT)
L2
ZONE 1
T87
ZONE 2 ZONE 3
V8043F
END SWITCH
TH-TR
TH
TR
L8124
120V
POWER
SUPPLY
ADD JUMPER
TO EACH VALVE
END SWITCH
END SWITCH
V8043F
V8043F
TH-TR
TH
TR
TH-TR
TH
TR
TO
CIRCULATOR
TO BURNER
CIRCUIT
T87 T87
TV
TZ
C1 C2 B1
B2
2
1
M16854
YELLOW RED
CONNECTIONS FOR
V8043G MODEL
T87
L8124
Tv T
LOW VOLTAGE
LINE VOLTAGE
WIRING CODE