How To Replace The Cartridges - Canon G1000 Series Service Manual

4) Press and hold the Stop button for five seconds or more.
5) The carriage moves to the cartridge (print head) replacement position.
6) Open the main tank covers for both black and color ink tanks.
7) Open the cartridge (print head) holder.
8) Replace the cartridge.
9) Close the cartridge (print head) holder.
10) Push the joint lever.
11) Close the main tank covers for both black and color ink tanks, and then close the scanner unit cover
(top cover for the G1000 series).
< How to replace the cartridge in the service mode >
1) Place the printer into the service mode.
2) Open the scanner unit cover (top cover for the G1000 series).
3) The carriage moves to the cartridge (print head) replacement position.
4) Open the main tank covers for both black and color ink tanks.
5) Open the cartridge (print head) holder.
6) Replace the cartridge (print head).
7) Close the cartridge (print head) holder.
8) Close the joint lever.
9) Close the main tank covers for both black and color ink tanks.
10) Close the scanner unit cover (top cover for the G1000 series).
Note:
If you forget to open the main tank cover, the ink filled in the tube flows backward into the tank side, and
System Cleaning (stronger than Deep Cleaning) is required in order to replenish the ink again.

(5) How to Replace the Cartridges

Ink is supplied from the ink tank to the cartridge using the tube. Opening the main tank cover (tube valve
lever) stops the supply of ink and prevents the air from entering the tube. If the air enters the tube, the
printing problem occurs. To solve this problem, System Cleaning is required. Therefore, when replacing
the service parts in repair servicing, be sure to open the main tank cover (tube valve lever) (left open)
before removing each part or replacing parts. When replacing the carriage as well, removing the cartridge
holder after opening the main tank cover (tube valve lever) prevents the air from entering, be sure to open
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Ink tank cover
QY8-13EX-040