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24 Room Air Conditioner
Connecting the cable between indoor unit and outdoor unit
Connecting the cable between indoor unit and outdoor unit
Connecting the Cables
1. Remove the cover control from the unit by loosening
the screw.
2. Dismount caps on the conduit panel.
3. Temporarily mount the conduit tubes on the conduit
panel.
4. Properly connect both the power supply and low volt-
age lines to the corresponding terminals on the termi-
nal block.
5. Ground the unit in accordance with local codes.
6. Be sure to size each wire allowing several inches
longer than the required length for wiring.
7. Use lock nuts to secure the conduit tubes.
Connector trade size for this unit is 1/2"(12.7mm).
Refer to "How to connect wiring to the terminals" for
instructions on connecting depending on the wire type
you are using.
WARNING:
• Be sure to comply with local 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.
Power Supply
NOTICE
1
Indoor Unit Outdoor Unit
2
3
4
1
2
3
4
5
6
G
To
branch
circuit
Ground
Power supply
a
L1
*
L2
Connecting cable(Low voltage)
b
Terminal
(4P)
Terminal
(6P)
Wiring Diagram
*
L1 is neutral for 115V models.
Outdoor unit
Terminal block
Over 5mm
(0.2")
Cover control
Conduit panel
Connecting
cable
Power supply
cord
1. shows field wiring.
2. Separately wire the high and low voltage line.
3. Use heat-proof electrical wiring capable of with-
standing temperatures up to 167°F(75°C).
4. Use outdoor and waterproof connection cable
rated more than 300V for the connection between
indoor and outdoor unit.
(For example, Type SJO-WA)
NOTICE
Model
9k/12k
1Ø, 115V
14 18 20A
Power
source
Fuse or breaker
Capacity
AWG(MIN)