Canon imagePROGRAF iPF815 - Manual (Page 859)

7.
Open the Ink Tank Cover.
8.
Lift the stopper (a) of the Ink Tank Lock Lever (a). Lift the Ink Tank Lock Lever until it stops, and then push it
down to the front.
9.
Remove the Ink Tank.
Maintenance > Other Maintenance >
iPF815 Preparing to Transfer the Printer
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