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zhutinglang1
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樓主  發(fā)表于: 2015-04-25 16:25
有沒(méi)有人熟悉西門(mén)子MM440的變頻器，變頻器的BOP操作面板輪流顯示A0504/F0004。故障代號是變頻器過(guò)溫，按FN變頻器也復不了位，變頻器斷電后送電還是復不了位；變頻器的冷卻風(fēng)扇只轉一下就停了。
請熟悉這個(gè)變頻器的人幫忙診斷一下是什么問(wèn)題，怎么排除故障。
711022027
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1樓  發(fā)表于: 2015-04-25 22:47
面板拆下，重新安裝回去試試。

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