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 UNIT WIRING DIAGRAM FOR ELECTRIC HEAT
POWER
RED
BLACK
FL
BLUE
4
1 3
2
CB1
W1
WHITE
L1’
L2’
L1
L2
BLUE
RED
RELAY1
LS
ELEMENTS
BROWN
BLACK
1
2
3
4
5
6
C
5kW HEAT KIT
HEATER KIT PLUG
6
2
POWER
RED
RED
BLACK
YELLOW
FL
FL
BLUE
BLUE
4
1 3
2
10kW HEAT KIT
CB1
W1
WHITE
L1’
L2’
L1
L2
BLUE
RED
LS
LS
ELEMENTS
ELEMENTS
BROWN
BLACK
1
2
3
4
5
6
0
7.5kW HEAT KIT
HEATER KIT PLUG
7.5kW CB1 50A
10kW CB1 60A
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
RELAY2
8
YELLOW
4
RELAY1
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
RELAY2
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 HEAT KIT(10kW+5kW)
HEATER KIT PLUG
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
RELAY2
YELLOW
RELAY1
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
RELAY2
YELLOW
RELAY1
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 HEAT KIT/CB 60A
HEATER KIT PLUG
4
8
2
6
C
1
0
1
BLACK
YELLOW
4
8
2
6
RELAY2
YELLOW
RELAY1
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 CONTAIN PCB BOARDS, SHORT LINES IN THE ACCESSORY BAG DOES NOT NEED.
NOTE1
NOTE1
15kW HEAT KIT(7.5kW+7.5kW )/CB 50A
BLACK
W2
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