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Installation Manual 19
Connecting the Cable between Indoor Unit and Outdoor Unit
Connect the cable to the Outdoor unit
1. Remove the control cover from the unit by
loosening the screws.
Connect the wires to the terminals on the
control board individually per the following.
2. Secure the cable onto the control board with
the holder (clamper).
3. Re-attach the control cover to the original
position using the screws.
:
1. Separately wire the high and low voltage lines.
2. Use heat resistant electrical wiring capable of withstanding temperatures up to 75°C(167°F).
3. Use outdoor waterproof connection cable rated for at least 300V for the connection between
indoor and outdoor unit. (For example, Type SJO-WA)
WARNING:
• Be sure to comply with local and national codes while running the wire from the
indoor unit to the outdoor unit(size of wire and wiring method, etc).
• Every wire must be connected firmly.
• No wire should be allowed to touch refrigerant tubing, the compressor or any
moving parts.
NOTICE
Outdoor unit
Over 5 mm
(0.2 inch)
Holder for
power supply
cord
Connecting
cable
Control cover
Terminal block
Power supply
cable
A-UNIT
A Indoor B Indoor
Teminal on the Indoor Unit
Teminal on the Outdoor Unit Teminal on the Outdoor Unit
43
43
21
21
4321L1 L2
B-UNIT
Teminal on the Indoor Unit
4321
Power Source
208/230V AC
(High voltage)
18K BTU/h
24K BTU/h
Connecting cable(Low voltage)
A-UNIT
B IndoorA Indoor
Teminal on the Indoor Unit
Teminal on the Outdoor Unit
Teminal on the Outdoor Unit
Teminal on the Outdoor Unit
43
43
21
21
4321
B-UNIT
Teminal on the Indoor Unit
4321
Power Source
208/230V AC
(High voltage)
L2L1
Connecting cable(Low voltage)
36K BTU/h
A-UNIT
B IndoorA Indoor
Teminal on the Indoor Unit
Teminal on the Outdoor Unit
Teminal on the Outdoor Unit
Teminal on the Outdoor Unit
43
43
21
21
4321
B-UNIT
Teminal on the Indoor Unit
4321
Power Source
208/230V AC
(High voltage)
L2L1
C Indoor
Teminal on the Outdoor Unit
4321
C-UNIT
Teminal on the Indoor Unit
4321
Connecting cable(Low voltage)