Na'urar bushewa tana aiki ta hanyar ƙafewa da cire danshi daga kayan ta hanyar dumama da samun iska, don haka samun bushewa. Musamman, na'urar bushewa yawanci ta ƙunshi tsarin dumama, tsarin samun iska, tsarin jigilar kayayyaki, da tsarin sarrafawa. Tsarin dumama yana samar da tushen zafi, tsarin samun iska yana rarraba iska mai zafi a ko'ina a fadin kayan abu, tsarin jigilar kayan yana tabbatar da dumama iri ɗaya yayin aikin bushewa, kuma tsarin kulawa yana daidaita yanayin zafi da zafi don tabbatar da tasirin bushewa.
1. Dumama: Na'urar bushewa tana ba da zafi ta hanyar dumama abubuwa (kamar dumama wutar lantarki ko masu ƙone gas). Dumama zai iya zama kai tsaye ko kai tsaye, dangane da nau'i da zane na bushewa.
2. Hawan iska: Na'urar bushewa tana zagayawa da iska mai zafi cikin ɗakin bushewa ta amfani da fanfo. Wannan iska mai zafi yana shiga cikin hulɗa da saman abubuwan, yana ɗaukar danshi.
3. Cire Iskar Humid: Bayan shayar da danshi daga abubuwan, iskar zafi takan zama danshi. Na'urar bushewa tana cire wannan iska mai ɗanɗano ta cikin magudanan shaye-shaye don kiyaye ƙarancin zafi a cikin ɗakin bushewa da samar da sarari don iska mai zafi.
4. Tsarin Kulawa: Masu bushewa suna yawanci sanye take da tsarin sarrafawa wanda ke saka idanu da daidaita sigogi kamar zafin jiki, zafi, da lokaci yayin aikin bushewa don tabbatar da ingancin bushewa da aminci.
