I-PDJiyunithi yephampu yomlilo ithobelana nemingcele yokusebenza kwe-hydraulic ebalulwe “Esicacisweni Sokuqalisa Amanzi Sokulwa Nomlilo”. Ngenoveli yayo nezici ezibalulekile zesakhiwo, izoletha uguquko embonini yokuvikela umlilo.