Iimpawu Intshayelelo
▪ Olu luhlu lwevalve echasene nokuxuba lunokuthintela ngempumelelo ukuxubana phakathi kweentlobo ezimbini zendlela engaxubekiyo.Xa i-valve ivaliwe, kuya kubakho ukutywinwa kabini phakathi kwemibhobho ephezulu nangaphantsi, ukukhusela ngokufanelekileyo iindidi ezimbini zeendaba ukuba zixutywe phakathi kwemibhobho emibini.Ukuba iindawo zokutywina zonakele, ukuvuza kungakhutshwa ngegumbi lokuvuza levalve, ekulula ukuyiqwalasela kunye nokutshintsha iindawo zokutywina ngexesha.Kukho iintlobo ngeentlobo zeenkcazo kunye noyilo olukhoyo kuthotho olunjalo.