旋下压力风门上压缩机的制冷剂管路紧固螺钉。
Unscrew refrigerant line fastening screw for the compressor on the pressure damper.
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。
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.
本实用新型公开了一种特别适用于加工钢球、螺钉和铆钉的冷墩机，它属于锻压成型设备。
The utility model discloses a cold header which is especially suitable for processing steel balls, screws, and rivets, belonging to forging molding equipment.
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