Canon CLI-521BK Refilling Instructions

GENERAL INFORMATION FOR SUCCESSFUL REFILLING1. Appropriate timing and method for refillingIf you keep on printing, even though the ink is already exhausted or neglect the cartridge for a long time, the nozzle willbe dried up and the cartridge will not be suitable for refilling.If you insert too much ink or fail to close the ink injection hole completely with the rubber plug after refill, too much airmay penetrate the sponge inside the cartridge and ink may leak through the nozzle, causing abnormal printing.For stable recycling/refilling of the cartridge, it is recommended that you refill ink according to the user manual beforethe ink in sponge is completely exhausted (dried up).- Please try to refill as soon as the ink is exhausted.- When printouts are getting unclear because of the ink exhaustion after normal usage, refill therecommended volume of ink.Inktec Refilling Instructions forCanon CLI-521BKBlack Ink Cartridge(BKI-9021D)designed to work with genuine Canon cartridge onlyINKJETO N L I N EEMERGENCY MEASURES WHEN PROBLEMS OCCUR AFTER REFILLING- When ink does not come out through the nozzle, or printouts have white lines:- When ink leaks through the nozzle, and colours are not printed normally:Reason:Because you have kept on printing with no ink inside the cartridge or ink is not sufficiently supplied into the sponge.Solution:- Repeat steps 1 to 3 in the user manual and wait over 2 minutes until ink is fully absorbed into the sponge. (More timemay be necessary as the sponge's ink absorption gets slower with repeated refills).- Clean the excessive ink around nozzles with some sheets of soft tissue. Then install the cartridge in the printer andrun the "head cleaning process" before use.Reason:Because you have injected more than the recommended volume of ink or the ink injection inlet is not closedcompletely with the rubber plug.Solution:- Make sure that the ink injection inlet is closed completely with the rubber plug on the top of the cartridge.- Keep the cartridge on some sheets of dried soft tissue for about 10 minutes. If the leaking stops completely, install itin the printer and run the "head cleaning" process before use.

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