收到同行送来的故障机壹台C21-SK2115电磁炉,故障表现为间歇加热,一般多是可调电位器损坏,但是取下测好的,换了5uF滤波电容故障依旧。在网上查了同类故障,说最难修的是R2坏,确实该机是它坏了,零件标示3900,用3.3K换还是那样,再找到该机图纸R2是820欧,我用1K换上去之后才正常,故障修复。 |
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