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Free match split type air conditioner / Installation Manual
C
Note on minimum bend radius
Carefully bend the tubing in the middle according to the diagram below. Do not bend the
tubing more than 90° or more than 3 times.
Bend the pipe with thumb
min-radius 10cm (3.9”)
Fig. 7.8
6. After connecting the copper pipes to the indoor unit, wrap the power cable, signal cable and the
piping together with binding tape.
C
Note:
Do not intertwine signal cable with other wires. While bundling these items
together, do not intertwine or cross the signal cable with any other wiring.
7. Thread this pipeline through the wall and connect it to the outdoor unit.
8. Insulate all the piping, including the valves of the outdoor unit.
9. Open the stop valves of the outdoor unit to start the flow of the refrigerant between the indoor and
outdoor unit.
A
Warning:
Check to make sure there is no refrigerant leak after completing the installation work.
If there is a refrigerant leak, ventilate the area immediately and evacuate the system
(Refer to the air evacuation section of this manual).
7
Refrigerant piping connection