Iityhubhu ezinezilongo zoomatshini beenjineli zibonakaliswa ngumphezulu wayo ogudileyo, ubuchule obufanelekileyo, kunye namandla omeleleyo. Zenziwa kwintsimbi ephezulu yenqanaba eliphezulu kwaye iqhubeke neenkqubo ezingqongqo zolawulo lomgangatho ukuqinisekisa ukuba ziyahlangabezana neemfuno ezingqongqo zezicelo zemveliso. Ezi tyhubhu zenzelwe ukulungiselela intshukumo ye-hydraulic free kwaye ivule i-hydraulic free, ngaloo ndlela iphucula ukusebenza kunye nokuthembeka kweenkqubo ze-hydraulic kwiinkqubo zobunjineli.
Bhala umyalezo apha kwaye uthumele kuthi