西門子直流調速器報警F042和F048編碼器故障，西門子6RA80直流調速報警F60105維修，西門子6RA70報F030維修，直流電機控制器A031維修，直流調速帶不了負載，加負載報警，電機抖動速度不穩定，直流調速無顯示，西門子調速器開機就報警F004維修，6RA7093啟動報F004，6RA7091報F038，直流傳動裝置電機不轉，F005報警，6RA70運行中報警F048，6ra70運轉速度不連貫，6RA70不能啟動F004報警，6ra70燒進線保險，老報報F068,F031，6RA70帶負載報警A031維修，直流調速開機無反轉，6RA28開機一會報F04維修，6RA23啟動就報警F19維修，6RA28直流驅動器F02故障，6RA80直流傳動維修，6RA80面板報故障不能消除復位，6RA70合閘就報警，6RA70顯示A019維修，6RA70速度調不到100，啟動電源跳閘維修，勵磁故障維修，無顯示維修，無輸出維修，報警代碼F001,F004,F005,F018,F030,F031,F038,F040，F042,F050,F052,F062,F067,F068等故障。西門子6RA70維修，6RA7018維修，6RA7025維修，6RA7028維修，6RA7031維修，6R7075維修，6RA7078維修，6RA7081維修，6RA7085維修，6RA7087維修，6RA7088維修，6RA7091維修，6RA7093維修，6RA7095維修，6RA7098維修，
直流調速6RA24維修，6RA2418維修，6RA2425維修，6RA2428維修，6RA31維修，6RA2430維修，6RA2432維修，6RA2475維修，6RA2477維修，6RA2481維修，6RA2485維修，6RA2487維修，6RA2491維修
調速器6RA28維修，6RA2818維修，6RA2825維修，6RA2828維修，6RA2831維修，6RA2830維修，6RA2832維修，6RA2875維修，6RA2877維修，6RA2881維修，6RA2885維修，
調速裝置6RA23維修，6RA2318維修，6RA2325維修，6RA2328維修，6RA2331維修，6RA2330維修，6RA2332維修，6RA2313維修，6RA2375維修，6RA2377維修，6RA2381維修，6RA2385維修，西門子直調維修，西門子直流調速器報警F042和F048編碼器故障提供上門檢查維修