Canon iR5570 Series, Service Manual

Page: 236 / 684

Chapter 7
7-38
7.10.6.6 Removing the Cleaning Blade
0009-5646
1) Disconnect the connector [1] of the AC line of the drum heater.
2) Remove the four mounting screws [2], and detach the cleaning blade
assembly [3].
F-7-101
3) Remove the E-ring [1] from under the cleaning blade assembly, and
detach the pressure spring [2].
F-7-102
4) Disconnect the connector [1], and remove the two screws [2]; then,
detach the pre-exposure LED assembly [3].
F-7-103
5) Loosen the five mounting screws [1], and detach the blade support
plate from the cleaning blade.
F-7-104
7.10.6.7 Mounting the Cleaning Blade
0009-5704
When mounting the cleaning blade, be sure that the side with the
marking [1] will be the face.
1) Push in the cleaning blade [2] until it butts slightly again the rear.
F-7-105
2) Tighten the five mounting screws [3] lightly, stopping to turn them
when re-sistance is felt.
3) Turn the screws tightened lightly in step 2) about 20 deg to 30 deg in
the order indicated, tightening them fully.
F-7-106
After mounting the cleaning blade, check to make sure that the edge of
the blade is not appreciably bent.
Further, be sure to clean the groove in the blade support plate before
mounting the blade, as toner or the like in the groove can start to bend
the blade.
7.10.6.8 Mounting the Side Seal
0009-5706
1) Mount the side seal [1] to the cleaner housing where indicated (both
ends). AT this time, be sure that the edge of the side seal is positioned
as follows:
- When replacing the side seal [1] at the front, push the magnet roller [2]
toward the rear and then make sure that the inner end of the side seal
is within the area [3] of the washer.
- When replacing the side seal [1] at the rear, push the magnet roller [2]
toward the front and then make sure that the inner end of the side seal
is within the area [3] of the washer.
2) The bottom end of each side seal [1] must be 0 to 0.5 mm from the
corner of the cleaner hosing; i.e., point of reference [4].
3) Attach the side seal [1] at the front and the rear to the cleaner housing
while making sure its position is as indicated.
[1]
[2]
[3]
[2]
[1]
[1]
[2]
[3]
[1]
No gap Blade retaining
plate
[2]
[1]
order of tightening
5
[3]
3 1 2 4