收到同行送来的故障机壹台奔腾PIT06电磁炉,故障表现是开机按键操作正常,报警ED,不加热。清洗油污后故障不变。单独给控制面板通电还是一样,证明问题就在控制面板。网上查询说ED故障报警是通信故障,仔细检查,终于查出是SCL线锈断导致的,补焊后检修思路。 |
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