Canon iPF850 series Basic Manual page 50

Replacing the Printhead
Important
4
If the ventilation duct (a) is dirty, use a damp cloth that
you have wrung out completely to wipe it clean. Move
the Carriage out of the way manually if the Carriage is
concealing the ventilation duct, and then clean the
duct.
5
Pull the Printhead Fixer Lever forward all the way to open
it completely.
6
Pull up the Printhead Fixer Cover to open it completely.
50
• Do not touch the Linear Scale (a), Carriage
Shaft (b), or Ink Tube Stabilizer (c). Touching
these parts may damage them.
a c
b
a
iPF850 Series
Basic Guide