WARNING
1. If the power cord or the communication line are damaged, they must be replaced with the
required replacement part.
2. Prior to wiring, please check the electrical information marked on the nameplate and carry
out the wiring following the wiring diagram.
3. The unit must be grounded to prevent electrical shock hazards.
4. All wiring should be done strictly in accordance with the wiring diagram. Improper wiring
would cause abnormal operation or damage to the unit.
5. Do not let the electrical wires touch the refrigerant pipe, the compressor, the fan or other
moving parts.
6. Do not modify the wiring inside the indoor unit, otherwise the manufacturer will not assume
any responsibility for damage or abnormal operation of the unit.
Wiring at the Indoor Unit
1. Open and remove the front panel of the unit.
2. Remove the cover of the electrical box of the indoor unit.
3. Route the power connection cord from the back of the indoor unit and pull it toward the front
through the wiring hole.
4. Insert the power cord through the rubber ring.
5. Pull the 4-wire cable through the wiring hole of the chassis upward, then connect the power
line and the communication line from the outdoor unit to the corresponding terminals N(1), 2,
3 and grounding terminal of the indoor unit. Wiring shall be done properly as per the wiring
diagram. (NOTE: Be sure the wiring terminals A/B/C/D/E and piping ports A/B/C/D/E of the
indoor unit match with that of the outdoor unit respectively).
6. Replace the cover of the electrical box of the indoor unit.
7. Reinstall and secure the front panel of the unit.
8. Do not allow the wiring to come in contact with any of the refrigerant lines.
WARNING
Disconnect all electrical power and discharge all energy storing devices such as capacitors to
the outdoor unit(s) prior to wiring the indoor unit(s) to avoid risk of death, injury, or damage to
equipment.
20
Floor and Ceiling Unit
