Canon iR3570 Service Manual page 494

Chapter 12
B. Cleaning the Developing Spacer and the Feed Guide
1) Clean the developing assembly spacer [1] and the feed guide [2]. (Dry wipe them using lint-free paper.)
C. Cleaning the Dust-Blocking Glass
1) Clean the dust-blocking glass [1]. (Dry wipe it, or use alcohol.)
D. Cleaning the Fixing Inlet Guide
1) Remove the screw (w/ washer) [1], and detach the fixing inlet guide (upper) [2].
2) Clean the fixing inlet guide (upper) [1] with alcohol. Be sure to completely remove all toner sticking to the fixing inlet guide (upper).
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