2. Lokacin amfani da igiya don ɗaure, gyara ƙarshen igiya ɗaya a kan sandar zagaye, saka maƙalar a cikin kan shaft don juyawa, sannan a fitar da berayen don jujjuya igiyar, kuma tsuntsu ya kama bera don cimma daidaito. .
3. Don kwance igiya, kawai ja tsuntsu mai toshewa, axle na iya juyawa da yardar kaina, kuma an kwance igiya. Dukkanin tsari yana da sauƙin aiki, ceton aiki da aminci don amfani.