Installation
English
18,000 / 60,000BTU (three-phase)
Connection method
To connect the indoor unit
Open the terminal box cover. Connect the wires according to the electrical connection diagram. And
check that all wires are connected securely, firmly and correctly.
To connect the outdoor
Open the electrical access panel of the outdoor unit and connect the wires according to the circuit dia-
gram on the back of the access panel. Check that all wires are connected securely and correctly. The
earth wire must be connected in the correct place.
Note: The PC board of the outdoor unit whose power supply has phase sequence protection. Please pay
attention to it while connecting the power cable.
After all connections have been made and checked, the pipes have been checked for tightness and load
and the drain pipes have been checked for tightness, the pipes and cables should be joined as follows.
1. Locate the drain pipe at the bottom together with the control cable.
2. Position the insulated refrigerant pipes at the top.
3. Lay the mains cable on top of these.
4. Tie carefully with adhesive tape.
5. Make sure that the drain pipe is not damaged.
Caution: Do not crush the drain pipe during the joining operation.
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