空调产生噪音时该如何检测：
How to detect air conditioning noise:
1、排气窗叶片是否松动；
1. Whether the exhaust window blade is loose;
2、压缩机驱动皮带是否松动、磨损；
2. Whether the compressor drive belt is loose and worn;
3、压缩机安装螺栓是否松动；
3. Whether the compressor mounting bolts are loose;
4、仔细听压缩机是否有杂音；
4. Listen carefully to the compressor for noise;
5、压缩机连线和电磁阀。河北立体车库 消防报警器塑料配件 电缆接地箱 电缆保护接地箱 塑料土工格栅 消弧线圈装置
5. Compressor wiring and solenoid valve.
辨别故障方法：
Fault identification method:
1、压缩机线圈和电磁阀故障；
1. Compressor coil and solenoid valve failure;
2、压缩机液位太低；
2. The liquid level of compressor is too low;
3、风扇式风机故障；
3. Fan fan failure;
4、若系统中潮气太多，则膨胀阀有噪音；
4. If there is too much moisture in the system, the expansion valve will make noise;
5、若高压则伺服阀关闭，压缩机会产生敲击噪音。
5. If the pressure is high, the servo valve will close and the compressor will make knocking noise.