Fixed screw between air-conditioning fan motor and fan blades loose and maintenance method of this fault is very simple, only needs to be fixed between the screw blades and motor re tighten.

空调外机风扇的电机和风叶之间的固定螺钉松脱，这一故障的维修方法十分简单，只需重新将扇叶和电机之间的固定螺丝重新扭紧即可。

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To finalize the program as follows: all rooms used fan-coil plus fresh air system, this building used as a screw-type chiller cold source.

最终确定方案为：所有房间采用风机盘管加新风系统，本建筑物采用螺杆式冷水机组作为冷源。

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I will need another fan motor for the 10 HP single phase screw compressor.

我将需要另一个10马力的单程螺杆压缩机的风机马达。

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