Mubisanzwe, akayunguruzo k'amavuta yo guhumeka ikirere ni akayunguruzo koroheje gashyizwe mu cyinjizwa cya pompe y'amavuta, bityo ukirinda umwanda 'kwinjira muri pompe.Ubwoko bwa Muyunguruzi biroroshye muburyo.Ifite ubushobozi buke ariko butemba amavuta manini.Akayunguruzo keza cyane gashyizwe kumuyoboro wa peteroli ya sisitemu ya hydraulic, kugirango uyungurure ibice byicyuma, umwanda wa plastike, nibindi.Duplex muyunguruzi iranga imiterere yoroshye no gukoresha byoroshye.Usibye na valve ya bypass, ifite kandi ibikoresho byo gukumira cyangwa kubuza umwanda, kugirango umutekano wa sisitemu ubungabunge.
