Frontier Gas Heat – PN 10-2027 – June 2018 17
LINE VOLTAGE WIRING DIAGRAMS
See website for alternative replacement of DualGard control with Hydrolevel 3250
http://energykinetics.com/wp-content/uploads/2016/11/dualgard_hydrostat_substitution.pdf
WIRING and CONTROLS
The Frontier Heating System is furnished with controls and basic accessories as illustrated and described in this
manual. Control, burner and accessory instruction sheets and system wiring diagrams should be attached to this manual
for future reference.
DANGER: All wiring for installations in the United States must comply with the NEC, and any local codes. All wiring for
installations in Canada must be done in accordance with the Canadian Electrical Code, Part I.
Figure 3A
All wiring installations in:
The United States must comply with the NEC, and any local codes.
Canada must be done in accordance with the Canadian Electric Code, Part I.
Figure 3B
TRANSFORMER
POWER LEADS
WHITE
WHITE
BLACK
WHITE
OUTLET
GREEN
GREEN
SWITCH
SYSTEM
#14 WHITE
#14 GREEN
WHITE
BLACK
#14 BLACK
USE COPPER CONDUCTORS ONLY
FIELD WIRING
HOT
NEUTRAL
GROUND
BLACK
RED
BLACK
POWER (HOT)
TT
TO BURNER
NEUTRAL (WHITE)
DOOR SWITCH
BLACK
BLUE
BURNER
SWITCH
WHITE
RED
ORANGE
BLACK
GREEN
BLUE
-24 V
-B2
-B1
-IND
-ZHW
-CIRC
(GREEN)
(BLUE)
(WHITE)
(BLACK)
(RED)
(ORANGE)
120 VAC POWER IN
BLACK
BLACK
R
120V
CIRC
IND
CIRC
BURNGND
PWR
XFMR
L
A
IND
CIRC
HW
HW
MAIN
MAIN CIRC
BURNER
24V
1
V
T
U
E
N
0
2
VAC
HW
IND
24
CIRC
OUTPUT CABLE FROM
DIGITAL MANAGER
RIGHT SIDE
MAIN CIRC
DOMESTIC HOT
WATER CIRC
INDUCER FAN
GROUND
SCREW
L1 L2
LWCO
LIMIT
WHITE
RED
BLACK
BLUE
WHITE
BLACK
DUALGARD CONTROL
LWCO/LIMIT
RED
BLUE
System
Emergency
Switch
Transformer
50 VA
NO. Relay
Ind/Aux
Inducer
Domestic
HW Circ
NO. Relay
HW Circ
NO. Relay
Burner &
Main Circ
Main Circ
(Neutral)
White
Black
(Hot)
Line
Voltage
A1
24 V
A2
Burner Door
Switch
L1 DualGard L2
Dual Limit Aquastat and
Low Water Cut-Off
(Integrated in DualGard)
Green
(GND)
GREEN
GROUND (GREEN)
POWER (RED/WHITE)
RED/ WHITE
RED/ WHITE
RED/
WHITE
Igniter
Blocked Air
Inlet Switch
Blocked Vent
Puff Switch
Burner
Primary
Control
Carlin Burner
Air Prover
Gas
Valve
Transformer
24 V
Y
W
Y
W
Bk
R/W
V
Bl
Igniter
Blocked Air
Inlet Switch
Carlin Air
Prover
Gas
Valve
Transformer
24 V
W
W
Bk
R/W
V
Bl
Blocked Vent
Puff Switch
Y
Y
Y
Y
BV
BV
Burner
Service
Switch
PUFF SWITCH WIRED TO BV
TERMINALS ON PRIMARY CONTROL
PUFF SWITCH WIRED IN SERIES WITH
BLOCKED AIR INLET SWITCH AND
BURNER AIR PROVER
Burner
Primary
Control