发布时间:2025-01-24 17:58:48
电机外壳没有装正,故障是轴瓦不同心造成启动阻力大,解决方法,松开电机壳用起子柄敲打电机轴,直到捻动滑快即可。如果电机轴手指捻动无问题就是启动电容器有问题,需要更换新的电容器,找买家邮寄一个过来,如果是实体店拿去解决。
sheng.ke晟科牌sk-98(dc)数码楼宇对讲系统怎样改房号
2025-01-24 17:58:48 2025-01-24 17:58:48 2025-01-24 17:58:48投标过程中现营改增税率都为11但实际我公司为小型纳税人税金只能开出3请问
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