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Installation Manual 23
ENGLISH
Installation
Connecting the PipingConnection Of The Cable
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)
Outdoor unit
Wiring Diagram
Terminal block
Over 5mm
(0.2")
Cover control
Conduit panel
Connecting
cable
Power supply
cord
*
L1 is neutral for 115V models.
1. Remove the cover control from the unit by
loosening the 3 screws.
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 voltage lines to the corresponding
terminals on the terminal 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.
1. shows field wiring.
2. Separately wire the high and low voltage line.
3. Use heat-proof electrical wiring capable of
withstanding temperatures up to 167°F.
4. Use outdoor and waterproof connection cable
rated more than 300V for the connection between
indoor and outdoor unit.
(For example,Type STOW)
• 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.
Connector trade size for this unit is 1/2"
for instructions on connecting depending on
the wire type you are using.
WARNING
NOTE
Power Supply
Model
Power source
9K 1ø, 115V 14 18 15A
12K 1ø, 115V 14 18 20A
18K 1ø, 230/208V 14 18 20A
24K 1ø, 230/208V 12 18 25A
AWG(MIN.)
Fuse or breaker
Capacity
NOTE