接通电源，点动启动压缩机，检查蒸发器及冷凝器风扇的旋转方向是否与箭头方向一致。
Switch on the power supply, power on the compressor, and examine whether the rotation direction of the fans of the evaporator and condenser agrees on that of the arrowhead.
接通电源，点动启动压缩机，检查蒸发器及冷凝器风扇的旋转方向是否与箭头方向一致。
Switch on the power supply, power on the compressor, and examine whether the rotation direction of the fans of the evaporator and condenser agrees on that of the arrowhead.
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