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3、电机能运转，但转速慢，且机壳过热、有烧焦臭味。
4、运转时噪声大、振动大。
200WFB-CD2自控自吸泵,250WFB-AD自控自吸泵,250WFB-AD1自控自吸泵,250WFB-AD2自控自吸泵,250WFB-AD3自控自吸泵,250WFB-BD自控自吸泵,250WFB-BD1自控自吸泵,250WFB-BD2自控自吸泵,250WFB-BD3自控自吸泵,300WFB-AD自控自吸泵,300WFB-AD1自控自吸泵,300WFB-AD2自控自吸泵
【故障现象】
2、难启动或不能启动，且伴有“嗡嗡”的声音。
200WFB-CD2自控自吸泵,250WFB-AD自控自吸泵,250WFB-AD1自控自吸泵,250WFB-AD2自控自吸泵,250WFB-AD3自控自吸泵,250WFB-BD自控自吸泵,250WFB-BD1自控自吸泵,250WFB-BD2自控自吸泵,250WFB-BD3自控自吸泵,300WFB-AD自控自吸泵,300WFB-AD1自控自吸泵,300WFB-AD2自控自吸泵
【故障现象】
3、电机能运转，但转速慢，且机壳过热、有烧焦臭味。
4、运转时噪声大、振动大。
200WFB-CD2自控自吸泵,250WFB-AD自控自吸泵,250WFB-AD1自控自吸泵,250WFB-AD2自控自吸泵,250WFB-AD3自控自吸泵,250WFB-BD自控自吸泵,250WFB-BD1自控自吸泵,250WFB-BD2自控自吸泵,250WFB-BD3自控自吸泵,300WFB-AD自控自吸泵,300WFB-AD1自控自吸泵,300WFB-AD2自控自吸泵