Fibre Cement Rebar Spacers machine in the molding process hydraulic cylinder output different strength, cement product appearance size is different. Therefore, the pressure output of the Fibre Cement Rebar Spacers machine needs to be adjusted. Pressure adjustment method of Fibre Cement Rebar Spacers machine, pump station adjustment 1. No-load operation for 10-20min. When starting the hydraulic pump of the block machine, loosen the overflow valve or be in the unloading position, so that the system can operate without pressure. Look at the magnitude of the unloading pressure;