Canon ImageRunner iR8500 Series, Service Manual, Page: 643 / 1122

Chapter 13
13-51
*1: Be sure not to leave any droplets of water.
13.3.13 Point to Note on Scheduled Servicing
0008-8619
/ iR8070
- Make thorough checks to be sure that the block (front, rear) is free of melting, thermal deformation, cracking, or yellowing caused by leakage. If a fault
is found, replace the part immediately.
- Make checks and clean as far as the inside of the block (front, rear).
- Do not use a cloth or the like carrying metal powder.
- Do not use a wet/moist cloth unless specifically indicated. Use lint-free paper to dry wipe, and then use alcohol. After using alcohol, check to make sure
that the part has dried completely.
- Provide scheduled servicing and replacement at the specified intervals.
[16] Dust-collecting roller Disposing of toner trapped dust-
collecting roller
[17] Transfer guide (upper, lower) Alcohol and lint-free paper Dry wiping; then, cleaning with
lint-free paper moistened with
alcohol
[18] Pre-transfer exposure lamp Alcohol and lint-free paper Dry wiping; then, cleaning with
lint-free paper moistened with
alcohol
[19] Registration roller Alcohol and lint-free paper Cleaning
[20] Manual feed tray, Pickup
roller, Feed roller Alcohol and lint-free paper Cleaning
[21] Prism
(pickup sensor)
(feeding sensor)
(vertical path sensor) Blower brush or lint-free paper - Cleaning with lower brush
- If dirt is excessive, dry wiping
with lint-free paper
(Do not use solvents other than
the one indicated.)
[22] Vertical path roller Alcohol and lint-free paper Cleaning
No. Part Tool/agent Work/remarks