Canon PG-40, PG-50, CL-41, CL-51, CL-52 Refilling

1. Remove label from the top of cartridge

2. Using the thumb screw tool, open all of the vent holes that were previously covered by the cartridge label. To the right you will find each color for each vent hole.

3. Tape over all holes except the one you are going to put ink into. Prefereably use black electrical tape.

4. Set the cartridge on news paper or paper towel so the print head is in contact with the paper.

5. Color CL 41, 51, 52 cartridges take 6ml of ink per color chamber or 20ml for the black PG 40 and 50 cartridges.

6. Insert needle into correct color ink hole (that you created in the vent). Penetrate the sponge inside and be sure needle reaches near the bottom of cartridge.

7. SLOWLY inject the ink into the cartridge. Stop if the ink begins to well up from the fill hole.


8. Clean off top of cartridge, un-tape the next fill hole and tape over the one just filled. This is so you don’t accidentaly contamination other colors.

9. Repeat steps 5, 6, 7, 8 until all colors have been injected.


10. Clean off the top of the cartridge. Place tape over the top of the cartridge so it covers every hole.

11. Use a pin and put a small hole (vent hole) through the tape for each hole on the top of the cartridge. This is important, don’t skip this step. Note: The cartridge must be vented to atmosphere or it will not work.

12. Reinstall in printer and run one or two cleaning cycles until the cartridge begins to print correctly.