Skller - no pressure in bullets tank

If there is no pressure in tank and air compressor is OK, next thing we must check is this valve You can se on photo below.


By turning red cap You can adjust pressure in bullets tank. Pressure value can be read from manometer. If pipes are not filled with bullets then press few times blue valve - marked on photo below



Also You can check if the filling cap is properly closed if it is not, air will go under the gasket in the cap.