Umuyoboro wa radiator ni valve ikoreshwa mugutunganya ubushyuhe bwibikoresho byo gushyushya. Ubusanzwe ishyirwa mubikoresho byo gushyushya cyangwa imiyoboro ishyushya, kandi igahindura imigendekere yamazi ashyushye cyangwa amavuta mugucunga gufungura no gufunga indangagaciro, bityo bikagenzura ubushyuhe bwimbere. By'umwihariko, iyo ubushyuhe bwo mu nzu bugomba gushyuha, hafunguwe indege ya radiator, amazi ashyushye cyangwa amavuta yinjira mubikoresho byo gushyushya cyangwa umuyoboro ushyushya unyuze muri valve, hanyuma urekura ubushyuhe mucyumba ukoresheje radiator cyangwa radiator. Iyo ubushyuhe bwo mu nzu bugeze ku gaciro kateganijwe, indege ya radiator ifunga kugirango ihagarike ubushyuhe. Hariho uburyo bwinshi bwo kugenzura imiyoboro ya radiator, harimo kugenzura intoki, kugenzura ubushyuhe bwikora n'ibindi. Muri rusange, indege ya radiator igira uruhare mukugenzura ubushyuhe bwo murugo no kuzigama ingufu muri sisitemu yo gushyushya, kandi irashobora guhinduka ukurikije ibikenewe kugirango icyumba kibeho ubushyuhe bwiza.