收到同行送来的故障机壹台美的C20-SH2040B电磁炉,故障表现为不加热且有滴滴响,也没有显示故障代码,首先拆开电磁炉,检查可调电阻500欧阻值正常,检查R35的阻值异常(正常阻值240K),更换后故障修复,交付给客户使用。 |
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