17
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
Fig.17 INDOOR UNI
T WIRING DIAGRAM FOR ELECTRIC HE
AT
POWER
RED
BLACK
FL
BLUE
4
1
3
2
CB1
W1
WHITE
L
1’
L
2’
L
1
L
2
BLUE
RED
REL
AY1
LS
ELEMENTS
BROWN
BLACK
1
2
3
4
5
6
C
5k
W
HE
A
T
KI
T
HEATER KIT PLUG
6
2
POWER
RED
RED
BLACK
YELLOW
FL
FL
BLUE
BLUE
4
1
3
2
10k
W
HE
A
T
KI
T
CB1
W1
WHITE
L
1’
L
2’
L
1
L
2
BLUE
RED
LS LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1
2
3
4
5
6
0
7.5k
W
HE
A
T
KI
T
HEATER KIT PLUG
7.5k
W
CB
1
50
A
10k
W
CB
1
60
A
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
REL
AY2
8
YELLOW
4
REL
AY1
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
L
1’
L
2’
L
1
L
2
LS
ELEMENTS
0
C
1
4
8
2
6
REL
AY2
POWER
RED
RED
BLACK
FL
FL
BLUE
BLUE
4
1
3
2
CB1:60A
W1
WHITE
L
1’
L
2’
L
1
L
2
BLUE
RED
LS LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1
2
3
4
5
6
0
15k
W
HE
A
T
KIT(10kW
+5kW
)
HEATER KIT PLUG
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
REL
AY2
YELLOW
REL
AY1
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
L
1’
L
2’
L
1
L
2
LS LS
ELEMENTS
ELEMENTS
0
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
REL
AY2
YELLOW
REL
AY1
WHITE
BLACK
POWER
RED
RED
BLACK
FL
FL
BLUE
BLUE
4
1
3
2
CB1
W1
WHITE
L
1’
L
2’
L
1
L
2
BLUE
RED
LS LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1
2
3
4
5
6
0
20k
W
HE
A
T
KIT/C
B
60
A
HEATER KIT PLUG
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
REL
AY2
YELLOW
REL
AY1
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 CON
TAIN PCB BOARDS, SHORT LINES IN THE
ACCESSO
RY
BAG DOES NOT NEED.
NOTE1
NOTE1
15k
W
HE
A
T
KIT(7.5k
W
+7.5k
W
)/C
B
50
A
BLACK
W2