Second, the demolition of copper tube, power supply connection between with the house.
拆除室内机与室外机之间的铜管、电源连接。
For compression end connection, first slide compression nut onto copper tube, then slide on ferrule.
对于压缩端口连接，首先将压缩螺母移动到铜管上，然后装上套圈。
For compression end connection, first slide compression nut onto copper tube, then slide on ferrule.
对于压缩端口连接，首先将压缩螺母移动到铜管上，然后装上套圈。
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