After being compressor start, just heard to the crude copper pipe of a joint pressure from outdoor, namely with the fastest speed, tighten thick copper pipe joints.

待压缩机启动后，刚听到将室外机粗铜管的接头处有压力冒出，即以最快的速度，拧紧粗铜管的接头。

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Start the cooling after the switch, the compressor starts to work, the refrigeration system into the official working state.

启动制冷开关后，压缩机开始工作，制冷系统进入正式工作状态。

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When frequency converter and PLC is at fault, automatic switch to the original soft start work frequency power operation, ark to ensure the normal work of the compressor.

当变频器及PLC发生故障时，自动切换到原软启动柜工频电源运行，以保证压缩机的正常工作。

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