REFILL INK CARTRIDGES CANON BCI-21 & BCI-24

Use a knife to remove the top of cartridge(s).
Use the included eyelet screw to enlarge the filling hole(s) in the top of the cartridge(s).
Connect the needle to the syringe and fill with ink.
Insert the syringe into the correct filling hole, (See diagram below for filling hole color) and push into the center of the cartridge. Note: You may feel a slight pressure because the cartridge contains a sponge.
Inject up to 5 ml. of ink, per color, into the cartridge.
Reposition the top and secure with a piece of tape.
Rinse the syringe with water and dry between each color filling or store for future use.
Reinsert the cartridge(s) and run a cleaning cycle as per printer instructions.