Pictures shown below, the laser scanner assembly has been removed for viewing purpose it is not neccesry to remove it.
Step 1. Note position of washer and grounding contact before removing.
Step 2. Remove left side screw and slide assemblty out this side through opening.
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Step 3. With roller out, remove "C" clips and washer. when removing black rollers note their position the flat spots of all rollers should be in line with each other.
Step 4. Inspect mirror by sliding metal cover to right and lifting up. Clean if necessary
When replacing roller and clutch assembly, feed through the right side and screw in left side first. Make sure roller is seated properly and the clutch gear is engaged with drive gears.