36度家

电水壶如何检查电路板？

检查的时候重点看看继电器、晶体管这些核心部件，电阻器和电容器也不能放过，松动或脱焊的地方也要重新焊接牢固。

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继电器和晶体管确实是最容易出故障的地方，尤其是继电器触点烧蚀或者线圈开路，很多时候水壶就是不加热或者一直加热。电容鼓包也是常见现象，不过对于普通用户来说，拆开电水壶看电路板还是有高压触电风险的，建议断电并放电后再操作，毕竟安全第一。

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