Canon imageRUNNER 1019J Service Manual page 52

Chapter 7
13) Release the claw [1], and remove the bushing [2].
Slide the developing unit lever [3].
[1]
[2]
F-7-26
14) Make a note of the positions ([A] to [C]) of two
springs [1]. Next, remove the two springs [1].
Each spring can be hooked at one of three positions.
It is factory-hooked at the appropriate position for
image adjustment.
Once you have removed a spring, be sure to hook it
at the original position.
Install the red spring in the rear side, and install the
colorlessness in the front side.
15) Remove the two bearings [2], and then remove
the right registration roller [3].
[3]
[C]
[B]
[A]
[3]
F-7-27
16) Remove one E-ring [1], two bearings [2], and left
registration roller [3]. Then remove the left
registration roller [3] from the shaft support.
When reinstalling the shaft support [4], be sure to
check installing the shaft support.
[4]
[2]
F-7-28
[1]
[2]
[3]
[1]