Dalilan ƙananan taurin shaft sassa a lokacin ƙwanƙwasa-ƙwanƙwasawa:

① An zaɓi ikon kayan aikin da ba daidai ba, ƙayyadaddun wutar lantarki yana ƙarami, kuma lokacin zafi yana da ɗan gajeren lokaci;

② Tsarin inductor da mai sanyaya ba shi da ma’ana, kuma diamita na ciki na inductor bai dace da aikin aiki ba, yana haifar da dumama da sanyaya mara kyau;

③ Tsarin dumama da sanyaya ba shi da ma’ana, ko kuma akwai ruwa a cikin firikwensin, kuma an haɗa shi da kayan aikin don samar da wuri mai laushi bayan quenching, ko matsa lamba na matsakaicin sanyaya kaɗan ne, kwararar matsakaici kaɗan ne. kuma an toshe rami mai fesa, yana haifar da rashin isasshen sanyaya;

④ Ƙarfin zafi mai yawa da kuma tsawon lokacin dumama, zafi mai zafi ko ƙananan hatsi;

⑤ M ferrite mai girma yana wanzuwa a cikin tsarin asali, abun ciki na carbon na kayan ya yi yawa ko kuma ƙarfin kayan ya yi yawa ko rashin talauci;

⑥ Rashin daidaituwar zafin jiki ko ƙarancin zafin jiki;

⑦ Matsakaicin zafin jiki yana da ƙasa ko saurin motsi yana da sauri;