4. Get started the compression button, along with the piston pushes the compression plate to compress all filter plates. In the event the compression pressure reaches the pressure value, the hydraulic system automatically jumps to keep up pressure. Press the off button, and the feed pump stops Doing work; https://toyota-car-turn-signal-do72604.bloggosite.com/38520854/new-step-by-step-map-for-filter-press-machine