Six, open the two outdoor brass valve, plug in the plug, open the cooling mode.
打开室外机两个铜管阀，插上电源插头，打开制冷模式。
youdao
Valve stencilled paint, usually once in six months to one year.
阀门喷刷涂料，一般在半年至一年一次。
应用推荐
模块上移
模块下移
不移动