not to immediately apply pressure after installing the rotary joint

not to immediately apply pressure after installing the rotary joint, not to immediately apply pressure after installing the rotary joints, not to immediately apply pressure after installing the rotary unions, not to immediately apply pressure after installing the rotary union, not to immediately apply pressure after installing the swivel joint, not to immediately apply pressure after installing the swivel joints, not to immediately apply pressure after installing the swivel union, not to immediately apply pressure after installing the swivel unions