基本上原整套R22系统无一可以保留, 这包括室外机, 所有两条粗幼铜管, 以及室内的A coil.
由于R410A工作于较高压环境, 所有的运行管的管壁相对较厚,
回答: AC problem: Tenant complainted AC doesn't work when highter temp
由 yahwawa
于 2012-08-12 19:20:53
基本上原整套R22系统无一可以保留, 这包括室外机, 所有两条粗幼铜管, 以及室内的A coil.
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