
3-16
COPYRIGHT © CANON ELECTRONICS INC. 2018 CANON DR-G2140/G2110/G2090 FIRST EDITION
CHAPTER 3 DISASSEMBLY & REASSEMBLY
8. U-turn Upper Roller
There are pre U-turn upper roller and 2 U-
turn upper rollers in U-turn section of the up-
per unit.
1) Remove the entire upper unit.
2) Remove 6 screws
1
(3 on both sides,
M3-TP head, round tip) and remove the U-
turn guide
2
.
Figure 3-318
3) Open the end of both bearing holders
1
,
and while unhooking the fitting parts, re-
move the pre U-turn upper roller
2
and 2
U-turn upper rollers
3
.
Note:
The roller with a wider roller rubber is a
pre U-turn upper roller.
Figure 3-319
Note:
Refer to “Pull-in Upper Roller” for details
of the subsequent procedure and pre-
cautions.
9. Eject Follower Roller
1) Remove the eject tray unit.
2) While unhooking 2 pairs of the fitting
parts
1
one at a time, pull out the eject
follower roller
2
upward.
Note:
Since the fitting parts are secure, pull
the roller out carefully to prevent dam-
age to it.
Do not lose the coil springs
3
.
Figure 3-320
Notes on assembling
Set the roller shaft with the D-cut
shapes
1
down, and assemble the roller
during pushing coil springs.
Figure 3-321