Kuchengetedzwavalve4.5A25 ivhu rakakosha iro rinowanzovharwa pasi pechiitiko chekunze. Kana iyo yepakati kumanikidzwa mumidziyo kana pombi inokwira kupfuura kukosha kwakataurwa, iyo yepakati yekumanikidza mune pombi kana zvishandiso zvinogona kudzivirirwa kubva kune yakadarika kukosha kwayo nekubvisa iyo svutugadzike kune iyo yehurongwa. Valve valve inzvimbo otomatiki vheji, iyo inonyanya kushandiswa mune boilers, kudzvanywa midziyo uye pombi. Iko kudzvinyirira kudzvinyirira hakupfuure kukosha kwakataurwa, uko kunoita basa rakakosha mukudzivirira kuchengeteka kwechengetedzo pachako uye kushanda kwemidziyo. In jekiseni yekuchengetedza vharuvhu inogona kungoshandiswa mushure mekudzvinyirira bvunzo.
Iyo yekuchengetedza valve 4.5A25 inotora chikamu chinodzivirira mujenaretahydrogen control system. Kana dzimba dzekumanikidza dzinopfuura kukosha kwakataurwa, vharuvhu rekuchengetedza richavhurwa kuti vabudise pasi pegasi / pombi, kuitira kuti vave nechokwadi chekuti hurongwa husina tsaona nekuda kwekumanikidza kwakanyanya.