Ink dries and crystallizes inside the nozzles. If you print once a month, run a every two weeks. The suction cap (the "top" mechanism) needs to cycle.
Uses the Canon Cartridge 925 (or Cartridge 325/725 depending on region). printer canon f166400 top
is built with a space-saving design, making it an ideal "top" choice for crowded desks or small workstations Ink dries and crystallizes inside the nozzles