Matsakaicin fasalin ruwayashi ayukan iska mai ƙarfiyana da kyau sarrafawa ta hanyar gurɓataccen ƙura yayin yashi, yana inganta yanayin aiki nayashiaiki.
Gabaɗaya, cikakken ruwayashi ayukan iska mai ƙarfigabaɗaya ya ƙunshi tsarukan guda biyar, wato tsarin tsari, tsarin watsa labaru, tsarin bututun mai, tsarin sarrafawa, da tsarin taimako.
Ka'idar aiki Ruwan yashi mai ruwa shine ikon ciyar da niƙa a matsayin injin niƙa, kuma ana isar da injin daskarewa zuwa bindiga mai fesawa. Matsanancin iska a matsayin ƙara ƙarfin ikon niƙa, yana hanzarta bindiga ta bututun iska, yana hanzarta nika iskar da ke shiga cikin bindiga, kuma ana allura shi a cikin farfajiyar injin don cimma burin da ake tsammani na farfajiyar farfajiyar farfajiyar injin.