Canon iR4570 Series Service Manual page 123

After attaching the waste toner receptacle, move the
waste toner full detection lever [1] up and down to
make sure that the lever is moved smoothly. Faulty
detection may be resulted if the lever is caught in
something and is not moved smoothly.
F-2-32
14) Mount the front cover unit [3] with the two screws
[2] and mount the covering rubber [1], which is
provided with the product.
F-2-33
Reference
Mounting the Front Cover
1) Fit the 2 claws [2] of the front cover unit [1] into the
claw holes [3] of the machine.
F-2-34
2) While matching the top [4] of the front cover unit
against the machine, fit the lower left claw [2] of the
front cover unit [1] in the claw hole [3] of the
machine.
F-2-35
3) While matching the 2 claws [2] of the front cover
unit [1], slide the front cover unit [1] to the right.
Chapter 2
2-13