Kupititsa patsogolo kukhazikika kwagalimoto, kupititsa patsogolo chitonthozo cha kuyendetsa, ndikusangalala ndi kuyendetsa galimoto; Itha kuchepetsa kugwedezeka kwa thupi pang'ono ndikuyamwa phokoso la kuyimitsidwa;Kuthetsa vuto la kasupe wofooka ndikuwonjezera thupi ndi 0.2-0.3 cm, koma silingathe kupititsa patsogolo mphamvu yobereka;Kuwotchera pang'ono ndikuyamwa nthawi yomweyo kupanikizika komwe kumachitika chifukwa cha msewu woyipa kuti mupewe kuwonongeka kwa makina oziziritsa (Chenjezo: Kupitilira malire kumawononga makina oziziritsa).