Potential Sensor; Removing The Potential Sensor Unit; Removing The Potential Control Pcb - Canon iR7086 Series Service Manual

Points to Note When Mounting
When mounting the separation claw holder, be sure that the separation claw
holder spring is butted against the drum cleaner case. Further, check to make
sure that the rack of the separation claw 3 drive assembly is engaged with the
groove in the separation claw holder.
Separation claw holder

7.10.17 Potential Sensor

7.10.17.1 Removing the Potential Sensor Unit

iR7105 / iR7095 / iR7086
1) Open the front cover.
2) Remove the process unit.
3) Push in the fixing/feeding assembly.
4) Remove the cable guide [1].
- 1 screw [2]
5) Slide out the dust-blocking glass [3] to detach.
6) Remove the potential sensor unit [4].
- 1 connector [5]
- 1 screw [6]
[2]
[1]
[3]
It is rather difficult to slide out the potential sensor unit in horizontal direc-
tion. As shown, push it down before sliding it out to facilitate the work.
[1]
[2]
F-7-113
Rack
F-7-114
[5]
[6]
[4]
F-7-115
7) Remove the 2 screws [1], and detach the potential sensor cover [2]; then,
detach the
potential sensor [3].
Be sure to replace the potential sensor at the same time as the potential con-
troller PCB.
When mounting it, fit the protrusion on the rear of the potential sensor stay
in the hole of the side plate found at the rear of the machine; then, match it
on the side plate found at the front to screw it in place.

7.10.17.2 Removing the Potential Control PCB

iR7105 / iR7095 / iR7086
0010-8881
1) Remove the primary charging assembly cover.
2) Remove the process unit cover.
3) Remove the double-feed detection PCB (receiving) if found.
4) Remove the 2 screws [1], and disconnect the 2 connectors [2]; then, detach
the pre-transfer charging assembly fan [3].
5) Disconnect the 3 connectors [1], and remove the screw [2]; then, detach
the potential control PCB [3].
F-7-116
[1]
[3]
[2]
F-7-117
[1]
[2]
[3]
F-7-118
Chapter 7
0011-7609
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