Wophulika amakhala ndi magawo asanu ndi limodzi otsatirawa: Mota, chosefera mpweya, chopopera, cha chipinda cha mpweya, maziko (ndi tank yamafuta), Dulani yamafuta), Dulani mafuta. Kuphulika kumadalira kugwiritsidwa ntchito kwa rotor ya ndulu mu silinda yomwe ili pa silinda, ndipo kusintha kwa kuchuluka kwa masamba mu rotor slot kumayamwa, ndikulavulira mpweya. Kugwira ntchito, kusiyana kwa kuphuka kumagwiritsidwa ntchito polemba mafuta ku curzy, kukwapula mu cylinder kuti muchepetse mikangano ndi phokoso, owomberawo amatchedwanso zowomba zotsalira
