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西門(mén)子6RA70變頻器報(bào)警F035和F037維修，西門(mén)子6RA70直流調(diào)速器F031報(bào)警維修，6RA70報(bào)F038故障維修，6RA70代碼F030維修，6RA70顯示故障F039維修，6RA70報(bào)警F042編碼器更換解決問(wèn)題，6RA70報(bào)F001電源電壓不穩(wěn)定，6RA70顯示A018更換主板修好，6RA70報(bào)F004繼電器不好更換修復(fù)，6RA70報(bào)F005電機(jī)線圈燒維修，6RA70報(bào)F041維修，

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