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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 screw.
Connect the wires to the terminals on the
control board individually as the following.
2. Secure the cable onto the control board with
the holder (clamper).
3. Re-attach the cover control to the original
position using the screws.
18kBtu/h class
Indoor Unit Terminal Block
A Unit
1(L1)
2(L2)
3
L1
L2
POWER SUPPLY
24/36 kBtu/h class
Indoor Unit Terminal Block
Indoor Unit Terminal Block
A Unit
1(L1)
2(L2)
3
1(L1)
2(L2)
L1
L2
1(L1)
2(L2)
POWER SUPPLY
A UNIT
NOTICE
:
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.
38 Multi Air Conditioner
Outdoor unit
Holder for
power supply
Indoor Unit Terminal Block
B Unit
Control cover
1(L1)
2(L2)
3
1(L1)
2(L2)
3(A)
3(B)
A UNIT
B UNIT
Indoor Unit Terminal Block
B Unit
C Unit
3
1(L1)
2(L2)
3
3(A)
3(B)
1(L1)
2(L2)
3(C)
3(D)
C UNIT
B UNIT
D UNIT
Terminal block
Over 5mm
(3/16 inch)
cord
Power supply
cable
Connecting
cable
36k Only
Indoor Unit Terminal Block
D Unit
1(L1)
2(L2)
3
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