Fig. 4-95 Positions Of Screws A And B - Canon NP-70 Service Manual

4-80
NP -70
4) SEPARATION ROLLER CLEARANCE ADJUSTMENT
The clearance between the drum and the separation roller can be adjusted with screw B,
shown in Fig. 495. This screw needs no adjustment, except when the whole Copy Convey-. .
ing Assembly is replaced with a new one. Then, adjustment may be necessary to ensure a
1.0 ± 1.5 mm space between the rubber roller portion of the separation roller and the drum
surface.
Turning screw B clockwise
Widens the clearance
Turning screw B counterclockwise
Narrows the clearance
0
Screw B
Screw A
Fig. 4-95 Positions of Screws A and B
5) GEAR BACKLASH ADJUSTMENT
This backlash requires no adjustment, except when the whole Copy Conveying Assembly is
replaced with a new one.
Turning screw A clockwise
Turning screw A counterclockwise
Increases the backlash
Decreases the backlash
Second Printing,June, 1974
© CANON INC.