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INDOOR UNIT INSTALLATION
Step4: Connecting Refrigerant Pipe
4.4 Bending
the connecting pipes with the port facing up as shown in the figure.
YES
4.5 Take off the plastic cover in the pipe ports and take off the protective cover on the end of piping
connectors.
4.6
Check whether there is any sundry on the port of the connecting pipe and make ensure the port
is clean.
4.7 After align the center, rotate the nut of the connecting pipe to tighten the nut as tightly as possible
by hand.
4.8 Use a torque wrench to tighten it according to the torque values in the torque requirements table;
(Refer to the torque requirements table on section INSTALLATION PRECAUTIONS)
4.9 Wrap the joint with the insulation pipe.
NO
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