remove the air from the ink system is very simple everything will depend on the system which you are using but never use the needle to remove the air follow the instructions shown here. here my official store https://amzn.to/2HW2r4N ▬▬▬▬▬▬▬▬▬▬▬ஜ ۩۞۩ ஜ▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ▓▓▓▒▒▒ ¡ ATTENTION! READ THE DESCRIPTION░░░░▒▒▒▓▓▓ ▬▬▬▬▬▬▬▬▬▬▬ஜ ۩۞۩ ஜ▬▬▬▬▬▬▬▬▬▬▬▬▬▬ HELLO ALL Q TAL, COMMENT AND DALE LIKE AND SUBSCRIBE. HERE WE WILL HAVE VIDEOS AND TUTORIALS OF HOW TO REPAIR PRINTERS AND EVERYTHING THAT REFERS TO THE BOUQUET, RECHARGE CARTRIDGES AND EVERYTHING YOU ASK FOR.