... hole and air blowing hole, valve limit opening and so onCDischarging cover materialZL102DDischarging valve materialSUS3046MotorAModelYD280S-8/4V1AC 380V,50HZ, ... on FAir panel: on panel :Pneumatic valve, terminal table ;others :regulator, manual ball valve 9Safety deviceAOn the main motor equipped ... then the stirring wing can rotate.BOn the discharging valve there is a touching switch and this kind ...