Trane Oxbox J4AC4018A1, Installation Instructions Manual

Page: 18 / 20

17
Wiring is subject to change. Always refer to the wiring diagram on the unit for the
most up-to-date wiring.
F
ig.
18:
INDO
O
R
UNI
T
W
IRI
NG
DI
A
G
RA
M
F
O
R
E
LE
CT
RI
C
HEA
T
POWER
RED
BLACK
FL
BLUE
4
1
3
2
CB1
W1
WHITE
L1’
L2’
L1
L2
BLUE
RED
RELA
Y1
LS
ELEMENTS
BROWN
BLACK
1 2 3 4
5
6
C
5kW
HE
A
T KI
T
HEATER KIT PLUG
6
2
POWER
RED RED
BLACK
YELLOW
FL
FL
BLUE BLUE
4
1
3
2
10kW
HE
A
T KI
T
CB1
W1
WHITE
L1’
L2’
L1
L2
BLUE
RED
LS LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1 2 3 4
5
6
0
7.
5kW
HE
A
T KI
T
HEATER KIT PLUG
7.
5kW
CB1
50A
10kW
CB1
60A
4 8
2 6
C
1
0 1
BLACK
YELLOW
4
8
2
6
RELA
Y2
8
YELLOW
4
RELA
Y1
CB CIRCUIT BREAKER LS LIMIT SWITCH FL
FUSE LINK
CB CIRCUIT BREAKER LS LIMIT SWITCH FL
FUSE LINK
WHITE
BLACK
POWER
YELLOW
RED
FL
BLUE
4
1
3
2
CB2:30A
W2
L1’
L2’
L1
L2
LS
ELEMENTS
0
C
1
4
8
2
6
RELA
Y2
POWER
RED RED
BLACK
FL
FL
BLUE BLUE
4
1
3
2
CB1:60A
W1
WHITE
L1’
L2’
L1
L2
BLUE
RED
LS LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1 2
3
4 5 6
0
15kW
HE
A
T KI
T(10kW
+5kW
)
HEATER KIT PLUG
4 8
2 6
C
1
0
1
BLACK
YELLOW
4
8
2
6
RELA
Y2
YELLOW
RELA
Y1
CB CIRCUIT BREAKER LS LIMIT SWITCH FL
FUSE LINK
WHITE
BLACK
BLACK/WHITE
POWER
RED RED
BLACK
FL
FL
BLUE BLUE
4
1
3
2
CB2
L1’
L2’
L1
L2
LS LS
ELEMENTS
ELEMENTS
0
4 8
2 6
C
1
0
1
BLACK
YELLOW
4
8
2
6
RELA
Y2
YELLOW
RELA
Y1
WHITE
BLACK
POWER
RED RED
BLACK
FL
FL
BLUE BLUE
4
1
3
2
CB1
W1
WHITE
L1’
L2’
L1
L2
BLUE
RED
LS LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1 2 3 4
5
6
0
20kW
HE
A
T KI
T/
CB
60A
HEATER KIT PLUG
4 8
2 6
C
1
0
1
BLACK
YELLOW
4
8
2
6
RELA
Y2
YELLOW
RELA
Y1
CB CIRCUIT BREAKER LS LIMIT SWITCH FL
FUSE LINK
WHITE
BLACK
BLACK/WHITE
BLACK
BLACK
CN6
PCB
1
2 3
4 5
6
CN6
PCB
1
2 3
4 5
6
CN6
PCB
1
2 3
4 5 6
CN6
PCB
1
2 3
4 5
6
NOTE1
NOTE1: WHEN THE
AHU MACHINE DOES NOT CONT
AIN PCB BOARDS, SHORT LINES IN THE
ACCESSOR
Y BAG DOES NOT NEED.
NOTE1
NOTE1
15kW
HE
A
T KI
T(7.
5kW+
7.
5kW
)/
CB
50A
BLACK
W2