GROUND BAR
B
R
O
W
N
R
E
D
B
L
U
E
B
L
A
C
K
RELAY 4
NO
RELAY 8
RELAY 10
COM
HEATING ELEMENTS
Element 12
Element 11
Element 10
Element 9
Element 8
Element 5
Element 6
Element 7
Element 4
Element 3
Element 2
Element 1
COM
BOARD 1
NO
COM
BLACK/YELLOW
NO
NO
RELAY 12
COM
L2 240
RED
EXPANSION
BOARD 2
COM
NO
L2 120
COM
RELAY 11
NO
COM
COM
COM
1/4 Amp
L1
NO
COM
COM
NO
NO
RELAY 6
RELAY 5
NO
ORANGE
BLACK
To Optional Static
Heat Recovery System
75VA
240v 24v
TRANSFORMER
WHITE/BLACK
CORE
LIMIT
LIMIT
CORE
L2 240
RED
EXPANSION
RELAY 9
L2 120
L1
NO
COM
RELAY 7
BLACK/YELLOW
LIMIT
CORE
RED
COM
1/4 Amp
RELAY 1
NO
COM
RELAY 3
RELAY 2
NO
NO
COM
NO
COM
To
Relays
3,7,11
Relays
Relays
1,5,9
NO
2,6,10
To
To
Relays
4,8,12
To
CONTROL CIRCUIT
Red & White To
Primary Loop Pump
(Max 1.2 AMPS)
Black & White
To Air Handler Pump
(Max 1.2 AMPS)
ORANGE
BLUE/BLACK
BLUE/WHITE
BLUE/RED
RED
BLACK
To Optional Air Handler
WHITE
L2 240
RESISTER
DAMPER
BLOWER
RESISTOR
COM
NO
FAN ON
RELAY
COM
NO
RELAY
HEAT CALL
BASE IO BOARD
B
L
A
C
K
/Y
E
L
L
O
W
5 Amp
BLUE
L1
L2 120
1/4 Amp
NO
COM
NO
COM
4uf
EXCHANGER
LIMITS
WHITE
MANUAL
N.C.
225
°
RESET
AUTO
RESET
N.C.
250
°
COM.
Cap.
BLACK
CORE BLOWER
HIGH
C
IR
C
U
IT
#
3
C
H
A
R
G
E
C
IR
C
U
IT
#
4
C
H
A
R
G
E
C
IR
C
U
IT
#
1
C
H
A
R
G
E
C
IR
C
U
IT
#
2
C
H
A
R
G
E
C
IR
C
U
IT
B
L
O
W
E
R
S
/
C
O
N
T
R
O
L
S
NEUTRAL LUG
SEE NOTE 1
SPEED
HIGH
SPEED
LOW
SEE NOTE 2
Line Voltage Wiring Diagram - Model 5130
240V OR 208V SYSTEMS ONLY
Use copper or aluminum conductors rated for 75
o
C or higher for field connection of this device.
NOTE 1: Line Voltage Field Wiring Connections. See Figure 8 for information on proper circuit phasing.
NOTE 2: For more information regarding pump (circulator) wiring, reference Figures 9, 15 and 16 in the
Installation section of this manual.
A
pp
en
di
x
Comfort Plus Hydronic
Appendix
A.06
