Black Random Spots On Copies: Due To The Return Spring Fell Off The Pre-Transfer Dust Collection Roller - Canon imageRUNNER ADVANCE 8105 Series Manual

Symptom
Black random spots on copies: Due to the return spring fell off the Pre-Transfer Dust Collection
Roller
[Case in the field]
Description
Black random spots on copies.
Field Remedy
In this instance, the return spring [A] fell off the actuator on the Pre-Transfer Dust Collection Roller. This
caused excessive build up of toner in the Pre-Transfer corona assembly. Reattaching the spring and
vacuuming out the Pre-Transfer assembly resolved the spotting.
pg. 109