Canon DR-2580C Service Manual page 72

CHAPTER 3 DISASSEMBLY/ASSEMBLY
* Notes on assembly 2
Install the reading unit so that the coil
spring on its back side can contact the
grounding plate.
2. Follower Roller (Ahead)
1) Fully open the upper unit.
2) Rotate the roller shaft 1 to bring the flat
part which contacts the coil spring 2 to
the front. Apply a flat head tool to a flat
part of the roller shaft and rotate it.
Push the roller shaft downwards to slide it,
unhook the right or left fitting parts 3 , and
remove the roller and roller shaft.
Note: The roller, roller shaft and coil spring
would jump out when removing them.
The coil spring for the follower roller
(ahead) is metallic color.
Figure 3-207
3-6
3. Follower Roller (Behind)
1) Fully open the upper unit.
Note: In case that there is not enough room to
2) Rotate the roller shaft 1 to bring the flat
part which contacts the coil spring 2 to
the front. Apply a flat head tool to a flat
part of the roller shaft and rotate it.
Push the roller shaft downwards to slide it,
unhook the right or left fitting parts 3 , and
remove the roller and roller shaft.
Note: The roller, roller shaft and coil spring
COPYRIGHT © 2005 CANON ELECTRONICS INC.
disassemble the follower roller (behind),
remove the right cover, left cover and
upper cover assembly to further open
the upper unit.
would jump out when removing them.
The coil spring for the follower roller
(behind) is white.
Figure 3-208
CANON DR-2580C FIRST EDITION APR. 2005