Kuyerera kunobvumirwa kupfuura nenzira imwe (V1 kusvika kuC1 kana V2 kusvika kuC2), ipapo valve inoramba yakavharwa (yakatariswa) kumativi ose maviri (C1 kusvika kuV1 kana C2 kusvika kuV2) kuitira kuti ibate uye ivhare panzvimbo ye cylinder kana mamwe maActuator; reverse kuyerera kunogoneka chete kana dzvinyiriro yemutyairi yakakwana ikaiswa paV2 kana V1, inoita seyakabatana chiteshi chendege, uye mutyairi wepiston anosimudza poppet kubva pachigaro chake. kukurira cylinder port pressure.
Nyora meseji yako pano uye titumire kwatiri