16
ELECTRICAL WIRING
1. Be sure to supply power from a dedicated power outlet.
2. Wiring should be made in accordance with the applicable local codes.
3. Connect the cable to the indoor unit by connecting the wires to the terminals on the control
board individually according to the outdoor unit connection. (Ensure that the color of the
wires of the outdoor unit and the terminal No. are the same as those of the indoor unit).
4. Ground both indoor and outdoor units, and the ground wire should be longer than the
common wires.
5. Connect power wires and signal wires to the corresponding ports according to the wiring
diagram.
6. Close control board cover.
IMPORTANT
A. Secure the cables with a cable clamp after connecting them to the terminal block.
B. Connect the wires according to color codes by referring to the wiring diagram.
C. Power cabling can be executed by authorized electricians only.
D. The power and signal connecting cables connected to the indoor and outdoor unit should
be comply with the following specifications in Table 4.
Table 4
Model
Indoor power wires Signal wires of indoor and outdoor unit
FCA24-1A
3x1.0mm
2
4x0.75mm
2
FCA36-1A
3x1.0mm
2
4x0.75mm
2
FCA54-1A
3x1.0mm
2
4x0.75mm
2