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40
5. Connect the Signal and Power Cables
● Remove the wire cover on the outdoor unit. All wiring must be performed in
accordance with the wiring diagrams shown below.
● Match the wire colors with the labels on the terminal block and firmly screw the
U-Lug of each wire to its corresponding terminal on the terminal block.
● After checking to make sure every connection is secure, loop wires around the
terminals to secure the connection.
● Use a cable clamp to fasten the cable to the unit. Screw the cable clamp down
tightly.
● Insulate unused wires with PVC electrical tape. Arrange them so that they do
not touch any electrical or metal parts.
● Replace the wire cover on the side of the unit and screw it in place.
WIRE CONNECTING DIAGRAM
L1 L2
N L
black
9,000 BTU 120V
12,000 BTU 120V
N(1) 2 3
black
outdoor
unit connection
lock nut
outdoor
unit connection
Finish
conduit
2 3 L1 L2 G
red
black
outdoor
unit connection
N(1) 2 3
black(brown)
white
(blue)
green
(yellow-green)
green
black(brown)
(
yellow-
green
)
green
(
yellow-
green
)
white
(blue)
green
(yellow-green)
L2
L1
POWER
L
N
POWER
white
(blue)
red
(brown)
white
(blue)
red
(brown)
N(1)
green(yellow-green)
18,000 BTU 230V
white(blue)
black
(brown)
L2
L1
POWER
green
(brown)
(yellow-
green)
white
(blue)
9,000 BTU 230V
12,000 BTU 230V
NOTE
1. Make sure the connection is following the instruction. You can make
adjustments according to your circuit box at home, if necessary, it is
recommended to consult a professional electrician.
2. The wire gauge recommended for this product is listed below.
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