Njira yogwiritsira ntchito:
1. Gwirani gawo loyamba la mankhwalawa ndikutulutsa gawo lachiwiri ndi lachitatu la mankhwalawa, kuti gawo lachiwiri ndi lachitatu likhale lokhazikika popanda kugwedeza.
2. Ikani tsamba la fan pa shaft yozungulira ya mota, ndipo kanikizani chivundikiro cha tsamba la fan kuti chivundikiro cha tsamba lamagetsi chigwirizane ndi shaft yozungulira ya mota.
3. Tsegulani chivundikiro cha batri, ikani mabatire awiri owuma a No.
4. Sinthani chosinthira chapansi kuti muyatse fani ya ntchentche.