Operation Manual

22
CAUTION:
1. Use an individual power circuit specifically for the air conditioner. As for the wiring method, refer to the
circuit diagram on the inside of the access door .
2. Check that the cable thickness conforms to the power source specification.
3. Check the wires and make sure that they are all tightly fastened after cable connection.
4. Be sure to install an earth leakage circuit breaker in a wet or moist area.
Cable Specifications
WIRING DIAGRAM
Make sure that the colour of wires of the outdoor unit and the terminal number are the same as those of
the indoor unit.
• 9K, 12K, 18K Model
Note: For 9k, 12k models, the power supply are connected from indoor unit, with a plug.
Capacity
(Btu/h)
Power cord Power connecting cord
Main
power
supply
(Note)
Ty p e
Normal cross -
sectional area
Ty p e
Normal cross -
sectional area
9K, 12K H05VV-F 1.0mm² X3 H05RN-F 1.0mm² X4 To indoor
18K
H05VV-F
RVV
2.0mm² X3 H07RN-F 1.5mm² X4 To indoor
AC L-IN
AC N-IN
1(N)
2(L)
1(N)
3(SI)
2(L)
3(SI)
Power connecting cord
Indoor unit
Te r m i n a l
Outdoor unit
Te r m i n a l
Yellow/Green
Blue (Gray)
Brown
Black
Yellow/Green
Blue (Gray)
Brown
Black
Evaporator
Indoor unit control board
Power supply
YE/GN
BN
BU