Mounting The Scanner Motor; Copyboard Cover Open/Close Sensor; Removing The Copyboard Cover Sensor; Original Size Sensor - Canon ImageRunner iR8500 Series Service Manual

5) Disconnect the connector [1], and free the harness from the 2 edge
saddles [2].
6) Remove the 3 screws [3].
[3]
7) Slide out the scanner motor unit [1] to the front, and detach the belt;
then, detach the scanner motor unit.
REF.
When mounting it, set the tension of the belt to 10 ±2N (1 ±0.2 kgf).

5.4.11.4 Mounting the Scanner Motor

/ iR8070
1) Attach the belt [3] to the pulley [2] of the scanner motor [1].
2) Fit the motor base to its position, fit the two springs to provide tension
[2]
[1]
F-5-127
[2]
[1]
F-5-128
[1]
F-5-129
0008-8048
to the belt; then, secure it in place with three screws (See 3.9.5 Use
the springs and the screws removed in step 5)).
[1] [2]

5.4.12 Copyboard Cover Open/Close Sensor

5.4.12.1 Removing the Copyboard Cover Sensor

/ iR8070
1) Remove the reader rear cover.
2) Remove the three screws [1], and detach the fuse PCB base [2].
[1]
3) Disconnect the connector [1], and remove the screw [2]; then, detach
the copyboard cover sensor cover [3] and the copyboard cover sensor
[4].
[5]
[4]

5.4.13 Original Size Sensor

5.4.13.1 Removing the Original Size Sensor 1/2

iR105i/iR105+ / iR9070
1) Remove the copyboard glass.
2) Move the No. 1 mirror base to the right edge.
3) Remove the 2 screws [1], and disconnect the connector [2]; then,
detach the original size sensor unit (front) [3].
Chapter 5
[3]
F-5-130
0008-8068
[2]
F-5-131
[3]
[6]
F-5-132
0007-2546
5-43