Belofo ea overcenter(Hydraulic Balance Valve) ke karolo ea bohlokoa haholo ea hydraulic. Mosebetsi oa eona ke ho finyella taolo e nepahetseng tsamaisong ea hydraulic, ho boloka tekanyo ea tsamaiso ea hydraulic le ho rarolla mathata a rarahaneng a ho laola.
overcenter valve (HydraulicBalanceValve) ke karolo ea hydraulic e sebetsang hantle haholo le e tšepahalang. E na le melemo ea khatello e phahameng ea ho sebetsa, ho nepahala ho phahameng le katleho e phahameng. E sebelisoa haholo mecheng ea kaho, mecheng ea ho epolla, mochini oa pusher, mochini oa terekere, mochini oa peterole le masimo a mang.
Molao-motheo o sebetsang oa hydraulic balance valve ke hore tsamaisong ea hydraulic, ha metsi a hydraulic a phalla ho piston moo valve ea balance e kenngoa teng, piston ka hare ho valve ea balance e tla fetoloa ke khatello ea ka hare, e le hore khatello e fetisoe. ho tloha ka ntle ho stroke ho ea ka har'a stroke, ho etsa hore tsamaiso ea hydraulic Fihle ho leka-lekana. Ha khatello e feta tekanyo e phahameng e behiloeng ke valve ea balance, phallo ea hydraulic e tla phalla, ho boloka tsamaiso ea hydraulic ka mokhoa o sireletsehileng oa ho sebetsa.