Cleaning The Drum Unit - Brother MFC-9030 Owner's Manual

After you have used the machine, some internal parts of the machine are
extremely HOT! When you open the top cover of the machine, never touch
the shaded parts shown in the diagram below.
1
Open the top cover.
2
Remove the drum unit assembly.
3
Wipe the electric terminals with isopropyl alcohol on a cotton swab.
4
Wipe the gears with a clean dry cloth.
5
Gently wipe the scanner window and the toner sensor with a clean soft dry cloth. Do not use
isopropyl alcohol to clean the scanner window or the toner sensor.

Cleaning the Drum Unit

We recommend you place the drum unit on a drop cloth or large piece of disposable paper to avoid
spilling and scattering toner.
1
Turn the drum unit upside down carefully.
2
Clean the primary corona wire inside the drum unit by gently sliding the tab from right to left
several times.
3
Return the tab to the home position (M mark position) before reinstalling the drum unit.
Home Position (M)
If you do not position the tab at the home position, printed pages may have
vertical stripes.
Inside the Fax Machine
Corona Wire
Tab
Troubleshooting and Maintenance
HOT!
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