Canon imageRUNNER ADVANCE 8105 Series Manual page 137

11) Remove the e-ring [1], the dowel pin [2], the roller shaft [3] and the bushing [4].
12) Detach the dispose front roller and attach it to the new type roller shaft (4C5-0098-000).
13) Replace the bushing (FC5-4729-000) with the new one and reassemble the parts in reverse order
from the step 11) to 2).
14) Check the gap between the swing guide upper cover and the staple safety switch's arm to check the
position attached the swing guide unit.
14-1) Raise the swing guide unit while pushing the plunger [1] of the swing guide solenoid, and then check
that the gap [a] between the swing guide upper cover [2] and the arm of the staple safety switch is within
1.5±0.5mm. If the gap is outside the range, adjust according to the following steps 14-2).
pg. 137